diff --git a/Documentation/ABI/testing/sysfs-class-remoteproc b/Documentation/ABI/testing/sysfs-class-remoteproc index 36094fbeb974..066b9b6f4924 100644 --- a/Documentation/ABI/testing/sysfs-class-remoteproc +++ b/Documentation/ABI/testing/sysfs-class-remoteproc @@ -58,3 +58,47 @@ Description: Remote processor name Reports the name of the remote processor. This can be used by userspace in exactly identifying a remote processor and ease up the usage in modifying the 'firmware' or 'state' files. + +What: /sys/class/remoteproc/.../coredump +Date: July 2020 +Contact: Bjorn Andersson , Ohad Ben-Cohen +Description: Remote processor coredump configuration + + Reports the coredump configuration of the remote processor, + which will be one of: + + "disabled" + "enabled" + "inline" + + "disabled" means no dump will be collected. + + "enabled" means when the remote processor's coredump is + collected it will be copied to a separate buffer and that + buffer is exposed to userspace. + + "inline" means when the remote processor's coredump is + collected userspace will directly read from the remote + processor's device memory. Extra buffer will not be used to + copy the dump. Also recovery process will not proceed until + all data is read by usersapce. + +What: /sys/class/remoteproc/.../recovery +Date: July 2020 +Contact: Bjorn Andersson , Ohad Ben-Cohen +Description: Remote processor recovery mechanism + + Reports the recovery mechanism of the remote processor, + which will be one of: + + "enabled" + "disabled" + + "enabled" means, the remote processor will be automatically + recovered whenever it crashes. Moreover, if the remote + processor crashes while recovery is disabled, it will + be automatically recovered too as soon as recovery is enabled. + + "disabled" means, a remote processor will remain in a crashed + state if it crashes. This is useful for debugging purposes; + without it, debugging a crash is substantially harder. diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt index bd7a0fa5801b..ea827e8763de 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apmixedsys.txt @@ -15,6 +15,7 @@ Required Properties: - "mediatek,mt7623-apmixedsys", "mediatek,mt2701-apmixedsys" - "mediatek,mt7629-apmixedsys" - "mediatek,mt8135-apmixedsys" + - "mediatek,mt8167-apmixedsys", "syscon" - "mediatek,mt8173-apmixedsys" - "mediatek,mt8183-apmixedsys", "syscon" - "mediatek,mt8516-apmixedsys" diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.txt index 38309db115f5..b32d374193c7 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,audsys.txt @@ -11,6 +11,7 @@ Required Properties: - "mediatek,mt6779-audio", "syscon" - "mediatek,mt7622-audsys", "syscon" - "mediatek,mt7623-audsys", "mediatek,mt2701-audsys", "syscon" + - "mediatek,mt8167-audiosys", "syscon" - "mediatek,mt8183-audiosys", "syscon" - "mediatek,mt8516-audsys", "syscon" - #clock-cells: Must be 1 diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,imgsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,imgsys.txt index 1e1f00718a7d..dce4c9241932 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,imgsys.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,imgsys.txt @@ -12,6 +12,7 @@ Required Properties: - "mediatek,mt6779-imgsys", "syscon" - "mediatek,mt6797-imgsys", "syscon" - "mediatek,mt7623-imgsys", "mediatek,mt2701-imgsys", "syscon" + - "mediatek,mt8167-imgsys", "syscon" - "mediatek,mt8173-imgsys", "syscon" - "mediatek,mt8183-imgsys", "syscon" - #clock-cells: Must be 1 diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt index 49a968be1a80..eb3523c7a7be 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,infracfg.txt @@ -16,6 +16,7 @@ Required Properties: - "mediatek,mt7623-infracfg", "mediatek,mt2701-infracfg", "syscon" - "mediatek,mt7629-infracfg", "syscon" - "mediatek,mt8135-infracfg", "syscon" + - "mediatek,mt8167-infracfg", "syscon" - "mediatek,mt8173-infracfg", "syscon" - "mediatek,mt8183-infracfg", "syscon" - "mediatek,mt8516-infracfg", "syscon" diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mfgcfg.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mfgcfg.txt index ad5f9d2f6818..054424fb64b4 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mfgcfg.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mfgcfg.txt @@ -8,6 +8,7 @@ Required Properties: - compatible: Should be one of: - "mediatek,mt2712-mfgcfg", "syscon" - "mediatek,mt6779-mfgcfg", "syscon" + - "mediatek,mt8167-mfgcfg", "syscon" - "mediatek,mt8183-mfgcfg", "syscon" - #clock-cells: Must be 1 diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt index 9b0394cbbdc9..5ce7578cf274 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,topckgen.txt @@ -15,6 +15,7 @@ Required Properties: - "mediatek,mt7623-topckgen", "mediatek,mt2701-topckgen" - "mediatek,mt7629-topckgen" - "mediatek,mt8135-topckgen" + - "mediatek,mt8167-topckgen", "syscon" - "mediatek,mt8173-topckgen" - "mediatek,mt8183-topckgen", "syscon" - "mediatek,mt8516-topckgen" diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,vdecsys.txt b/Documentation/devicetree/bindings/arm/mediatek/mediatek,vdecsys.txt index 7894558b7a1c..98195169176a 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,vdecsys.txt +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,vdecsys.txt @@ -11,6 +11,7 @@ Required Properties: - "mediatek,mt6779-vdecsys", "syscon" - "mediatek,mt6797-vdecsys", "syscon" - "mediatek,mt7623-vdecsys", "mediatek,mt2701-vdecsys", "syscon" + - "mediatek,mt8167-vdecsys", "syscon" - "mediatek,mt8173-vdecsys", "syscon" - "mediatek,mt8183-vdecsys", "syscon" - #clock-cells: Must be 1 diff --git a/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml b/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml index 4d382128b711..3b45344ed758 100644 --- a/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml +++ b/Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-ccu.yaml @@ -36,6 +36,8 @@ properties: - allwinner,sun9i-a80-ccu - allwinner,sun50i-a64-ccu - allwinner,sun50i-a64-r-ccu + - allwinner,sun50i-a100-ccu + - allwinner,sun50i-a100-r-ccu - allwinner,sun50i-h5-ccu - allwinner,sun50i-h6-ccu - allwinner,sun50i-h6-r-ccu @@ -78,6 +80,7 @@ if: - allwinner,sun8i-a83t-r-ccu - allwinner,sun8i-h3-r-ccu - allwinner,sun50i-a64-r-ccu + - allwinner,sun50i-a100-r-ccu - allwinner,sun50i-h6-r-ccu then: @@ -94,7 +97,9 @@ else: if: properties: compatible: - const: allwinner,sun50i-h6-ccu + enum: + - allwinner,sun50i-a100-ccu + - allwinner,sun50i-h6-ccu then: properties: diff --git a/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml new file mode 100644 index 000000000000..0cdf53f41f84 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,dispcc-sm8x50.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,dispcc-sm8x50.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display Clock & Reset Controller Binding for SM8150/SM8250 + +maintainers: + - Jonathan Marek + +description: | + Qualcomm display clock control module which supports the clocks, resets and + power domains on SM8150 and SM8250. + + See also: + dt-bindings/clock/qcom,dispcc-sm8150.h + dt-bindings/clock/qcom,dispcc-sm8250.h + +properties: + compatible: + enum: + - qcom,sm8150-dispcc + - qcom,sm8250-dispcc + + clocks: + items: + - description: Board XO source + - description: Byte clock from DSI PHY0 + - description: Pixel clock from DSI PHY0 + - description: Byte clock from DSI PHY1 + - description: Pixel clock from DSI PHY1 + - description: Link clock from DP PHY + - description: VCO DIV clock from DP PHY + + clock-names: + items: + - const: bi_tcxo + - const: dsi0_phy_pll_out_byteclk + - const: dsi0_phy_pll_out_dsiclk + - const: dsi1_phy_pll_out_byteclk + - const: dsi1_phy_pll_out_dsiclk + - const: dp_phy_pll_link_clk + - const: dp_phy_pll_vco_div_clk + + '#clock-cells': + const: 1 + + '#reset-cells': + const: 1 + + '#power-domain-cells': + const: 1 + + reg: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#reset-cells' + - '#power-domain-cells' + +additionalProperties: false + +examples: + - | + #include + clock-controller@af00000 { + compatible = "qcom,sm8250-dispcc"; + reg = <0x0af00000 0x10000>; + clocks = <&rpmhcc RPMH_CXO_CLK>, + <&dsi0_phy 0>, + <&dsi0_phy 1>, + <&dsi1_phy 0>, + <&dsi1_phy 1>, + <&dp_phy 0>, + <&dp_phy 1>; + clock-names = "bi_tcxo", + "dsi0_phy_pll_out_byteclk", + "dsi0_phy_pll_out_dsiclk", + "dsi1_phy_pll_out_byteclk", + "dsi1_phy_pll_out_dsiclk", + "dp_phy_pll_link_clk", + "dp_phy_pll_vco_div_clk"; + #clock-cells = <1>; + #reset-cells = <1>; + #power-domain-cells = <1>; + }; +... diff --git a/Documentation/devicetree/bindings/clock/qcom,sc7180-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,sc7180-videocc.yaml deleted file mode 100644 index 2feea2b91aa9..000000000000 --- a/Documentation/devicetree/bindings/clock/qcom,sc7180-videocc.yaml +++ /dev/null @@ -1,65 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -%YAML 1.2 ---- -$id: http://devicetree.org/schemas/clock/qcom,sc7180-videocc.yaml# -$schema: http://devicetree.org/meta-schemas/core.yaml# - -title: Qualcomm Video Clock & Reset Controller Binding for SC7180 - -maintainers: - - Taniya Das - -description: | - Qualcomm video clock control module which supports the clocks, resets and - power domains on SC7180. - - See also dt-bindings/clock/qcom,videocc-sc7180.h. - -properties: - compatible: - const: qcom,sc7180-videocc - - clocks: - items: - - description: Board XO source - - clock-names: - items: - - const: bi_tcxo - - '#clock-cells': - const: 1 - - '#reset-cells': - const: 1 - - '#power-domain-cells': - const: 1 - - reg: - maxItems: 1 - -required: - - compatible - - reg - - clocks - - clock-names - - '#clock-cells' - - '#reset-cells' - - '#power-domain-cells' - -additionalProperties: false - -examples: - - | - #include - clock-controller@ab00000 { - compatible = "qcom,sc7180-videocc"; - reg = <0x0ab00000 0x10000>; - clocks = <&rpmhcc RPMH_CXO_CLK>; - clock-names = "bi_tcxo"; - #clock-cells = <1>; - #reset-cells = <1>; - #power-domain-cells = <1>; - }; -... diff --git a/Documentation/devicetree/bindings/clock/qcom,sdm845-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,videocc.yaml similarity index 68% rename from Documentation/devicetree/bindings/clock/qcom,sdm845-videocc.yaml rename to Documentation/devicetree/bindings/clock/qcom,videocc.yaml index f7a0cf53d5f0..567202942b88 100644 --- a/Documentation/devicetree/bindings/clock/qcom,sdm845-videocc.yaml +++ b/Documentation/devicetree/bindings/clock/qcom,videocc.yaml @@ -1,23 +1,31 @@ # SPDX-License-Identifier: GPL-2.0-only %YAML 1.2 --- -$id: http://devicetree.org/schemas/clock/qcom,sdm845-videocc.yaml# +$id: http://devicetree.org/schemas/clock/qcom,videocc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Qualcomm Video Clock & Reset Controller Binding for SDM845 +title: Qualcomm Video Clock & Reset Controller Binding maintainers: - Taniya Das description: | Qualcomm video clock control module which supports the clocks, resets and - power domains on SDM845. + power domains on SDM845/SC7180/SM8150/SM8250. - See also dt-bindings/clock/qcom,videocc-sdm845.h. + See also: + dt-bindings/clock/qcom,videocc-sc7180.h + dt-bindings/clock/qcom,videocc-sdm845.h + dt-bindings/clock/qcom,videocc-sm8150.h + dt-bindings/clock/qcom,videocc-sm8250.h properties: compatible: - const: qcom,sdm845-videocc + enum: + - qcom,sc7180-videocc + - qcom,sdm845-videocc + - qcom,sm8150-videocc + - qcom,sm8250-videocc clocks: items: diff --git a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml index e13aee8ab61a..9b414fbde6d7 100644 --- a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml +++ b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml @@ -47,6 +47,7 @@ properties: - renesas,r8a77980-cpg-mssr # R-Car V3H - renesas,r8a77990-cpg-mssr # R-Car E3 - renesas,r8a77995-cpg-mssr # R-Car D3 + - renesas,r8a779a0-cpg-mssr # R-Car V3U reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/pwm/renesas,pwm-rcar.yaml b/Documentation/devicetree/bindings/pwm/renesas,pwm-rcar.yaml index daadde9ff9c4..3c2fa2e93d1b 100644 --- a/Documentation/devicetree/bindings/pwm/renesas,pwm-rcar.yaml +++ b/Documentation/devicetree/bindings/pwm/renesas,pwm-rcar.yaml @@ -13,6 +13,7 @@ properties: compatible: items: - enum: + - renesas,pwm-r8a7742 # RZ/G1H - renesas,pwm-r8a7743 # RZ/G1M - renesas,pwm-r8a7744 # RZ/G1N - renesas,pwm-r8a7745 # RZ/G1E @@ -20,6 +21,7 @@ properties: - renesas,pwm-r8a774a1 # RZ/G2M - renesas,pwm-r8a774b1 # RZ/G2N - renesas,pwm-r8a774c0 # RZ/G2E + - renesas,pwm-r8a774e1 # RZ/G2H - renesas,pwm-r8a7778 # R-Car M1A - renesas,pwm-r8a7779 # R-Car H1 - renesas,pwm-r8a7790 # R-Car H2 diff --git a/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml b/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml index 4bf62a3d5bba..aa9a4570c906 100644 --- a/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml +++ b/Documentation/devicetree/bindings/pwm/renesas,tpu-pwm.yaml @@ -15,6 +15,7 @@ properties: - enum: - renesas,tpu-r8a73a4 # R-Mobile APE6 - renesas,tpu-r8a7740 # R-Mobile A1 + - renesas,tpu-r8a7742 # RZ/G1H - renesas,tpu-r8a7743 # RZ/G1M - renesas,tpu-r8a7744 # RZ/G1N - renesas,tpu-r8a7745 # RZ/G1E diff --git a/Documentation/devicetree/bindings/remoteproc/ti,k3-r5f-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,k3-r5f-rproc.yaml new file mode 100644 index 000000000000..4069f0f5e8fa --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/ti,k3-r5f-rproc.yaml @@ -0,0 +1,281 @@ +# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/remoteproc/ti,k3-r5f-rproc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI K3 R5F processor subsystems + +maintainers: + - Suman Anna + +description: | + The TI K3 family of SoCs usually have one or more dual-core Arm Cortex R5F + processor subsystems/clusters (R5FSS). The dual core cluster can be used + either in a LockStep mode providing safety/fault tolerance features or in a + Split mode providing two individual compute cores for doubling the compute + capacity. These are used together with other processors present on the SoC + to achieve various system level goals. + + Each Dual-Core R5F sub-system is represented as a single DTS node + representing the cluster, with a pair of child DT nodes representing + the individual R5F cores. Each node has a number of required or optional + properties that enable the OS running on the host processor to perform + the device management of the remote processor and to communicate with the + remote processor. + +properties: + $nodename: + pattern: "^r5fss(@.*)?" + + compatible: + enum: + - ti,am654-r5fss + - ti,j721e-r5fss + + power-domains: + description: | + Should contain a phandle to a PM domain provider node and an args + specifier containing the R5FSS device id value. + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: + description: | + Standard ranges definition providing address translations for + local R5F TCM address spaces to bus addresses. + +# Optional properties: +# -------------------- + + ti,cluster-mode: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: | + Configuration Mode for the Dual R5F cores within the R5F cluster. + Should be either a value of 1 (LockStep mode) or 0 (Split mode), + default is LockStep mode if omitted. + +# R5F Processor Child Nodes: +# ========================== + +patternProperties: + "^r5f@[a-f0-9]+$": + type: object + description: | + The R5F Sub-System device node should define two R5F child nodes, each + node representing a TI instantiation of the Arm Cortex R5F core. There + are some specific integration differences for the IP like the usage of + a Region Address Translator (RAT) for translating the larger SoC bus + addresses into a 32-bit address space for the processor. + + Each R5F core has an associated 64 KB of Tightly-Coupled Memory (TCM) + internal memories split between two banks - TCMA and TCMB (further + interleaved into two banks TCMB0 and TCMB1). These memories (also called + ATCM and BTCM) provide read/write performance on par with the core's L1 + caches. Each of the TCMs can be enabled or disabled independently and + either of them can be configured to appear at that R5F's address 0x0. + + The cores do not use an MMU, but has a Region Address Translater + (RAT) module that is accessible only from the R5Fs for providing + translations between 32-bit CPU addresses into larger system bus + addresses. Cache and memory access settings are provided through a + Memory Protection Unit (MPU), programmable only from the R5Fs. + + allOf: + - $ref: /schemas/arm/keystone/ti,k3-sci-common.yaml# + + properties: + compatible: + enum: + - ti,am654-r5f + - ti,j721e-r5f + + reg: + items: + - description: Address and Size of the ATCM internal memory region + - description: Address and Size of the BTCM internal memory region + + reg-names: + items: + - const: atcm + - const: btcm + + resets: + description: | + Should contain the phandle to the reset controller node managing the + local resets for this device, and a reset specifier. + maxItems: 1 + + firmware-name: + description: | + Should contain the name of the default firmware image + file located on the firmware search path + +# The following properties are mandatory for R5F Core0 in both LockStep and Split +# modes, and are mandatory for R5F Core1 _only_ in Split mode. They are unused for +# R5F Core1 in LockStep mode: + + mboxes: + description: | + OMAP Mailbox specifier denoting the sub-mailbox, to be used for + communication with the remote processor. This property should match + with the sub-mailbox node used in the firmware image. + maxItems: 1 + + memory-region: + description: | + phandle to the reserved memory nodes to be associated with the + remoteproc device. There should be at least two reserved memory nodes + defined. The reserved memory nodes should be carveout nodes, and + should be defined with a "no-map" property as per the bindings in + Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt + minItems: 2 + maxItems: 8 + items: + - description: region used for dynamic DMA allocations like vrings and + vring buffers + - description: region reserved for firmware image sections + additionalItems: true + + +# Optional properties: +# -------------------- +# The following properties are optional properties for each of the R5F cores: + + ti,atcm-enable: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: | + R5F core configuration mode dictating if ATCM should be enabled. The + R5F address of ATCM is dictated by ti,loczrama property. Should be + either a value of 1 (enabled) or 0 (disabled), default is disabled + if omitted. Recommended to enable it for maximizing TCMs. + + ti,btcm-enable: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: | + R5F core configuration mode dictating if BTCM should be enabled. The + R5F address of BTCM is dictated by ti,loczrama property. Should be + either a value of 1 (enabled) or 0 (disabled), default is enabled if + omitted. + + ti,loczrama: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + description: | + R5F core configuration mode dictating which TCM should appear at + address 0 (from core's view). Should be either a value of 1 (ATCM + at 0x0) or 0 (BTCM at 0x0), default value is 1 if omitted. + + sram: + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 4 + description: | + phandles to one or more reserved on-chip SRAM regions. The regions + should be defined as child nodes of the respective SRAM node, and + should be defined as per the generic bindings in, + Documentation/devicetree/bindings/sram/sram.yaml + + required: + - compatible + - reg + - reg-names + - ti,sci + - ti,sci-dev-id + - ti,sci-proc-ids + - resets + - firmware-name + + unevaluatedProperties: false + +required: + - compatible + - power-domains + - "#address-cells" + - "#size-cells" + - ranges + +additionalProperties: false + +examples: + - | + / { + model = "Texas Instruments K3 AM654 SoC"; + compatible = "ti,am654-evm", "ti,am654"; + #address-cells = <2>; + #size-cells = <2>; + + bus@100000 { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x00100000 0x00 0x00100000 0x00 0x00020000>, /* ctrl mmr */ + <0x00 0x41000000 0x00 0x41000000 0x00 0x00020000>, + <0x00 0x41400000 0x00 0x41400000 0x00 0x00020000>, + <0x00 0x41c00000 0x00 0x41c00000 0x00 0x00080000>; + + bus@28380000 { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x28380000 0x00 0x28380000 0x00 0x03880000>, /* MCU NAVSS */ + <0x00 0x41000000 0x00 0x41000000 0x00 0x00020000>, /* MCU R5F Core0 */ + <0x00 0x41400000 0x00 0x41400000 0x00 0x00020000>, /* MCU R5F Core1 */ + <0x00 0x41c00000 0x00 0x41c00000 0x00 0x00080000>; /* MCU SRAM */ + + /* AM65x MCU R5FSS node */ + mcu_r5fss0: r5fss@41000000 { + compatible = "ti,am654-r5fss"; + power-domains = <&k3_pds 129>; + ti,cluster-mode = <1>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x41000000 0x00 0x41000000 0x20000>, + <0x41400000 0x00 0x41400000 0x20000>; + + mcu_r5f0: r5f@41000000 { + compatible = "ti,am654-r5f"; + reg = <0x41000000 0x00008000>, + <0x41010000 0x00008000>; + reg-names = "atcm", "btcm"; + ti,sci = <&dmsc>; + ti,sci-dev-id = <159>; + ti,sci-proc-ids = <0x01 0xFF>; + resets = <&k3_reset 159 1>; + firmware-name = "am65x-mcu-r5f0_0-fw"; + ti,atcm-enable = <1>; + ti,btcm-enable = <1>; + ti,loczrama = <1>; + mboxes = <&mailbox0 &mbox_mcu_r5fss0_core0>; + memory-region = <&mcu_r5fss0_core0_dma_memory_region>, + <&mcu_r5fss0_core0_memory_region>; + sram = <&mcu_r5fss0_core0_sram>; + }; + + mcu_r5f1: r5f@41400000 { + compatible = "ti,am654-r5f"; + reg = <0x41400000 0x00008000>, + <0x41410000 0x00008000>; + reg-names = "atcm", "btcm"; + ti,sci = <&dmsc>; + ti,sci-dev-id = <245>; + ti,sci-proc-ids = <0x02 0xFF>; + resets = <&k3_reset 245 1>; + firmware-name = "am65x-mcu-r5f0_1-fw"; + ti,atcm-enable = <1>; + ti,btcm-enable = <1>; + ti,loczrama = <1>; + mboxes = <&mailbox1 &mbox_mcu_r5fss0_core1>; + }; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index dfef872dcdd6..962b210e687c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -15301,6 +15301,14 @@ F: Documentation/s390/vfio-ccw.rst F: drivers/s390/cio/vfio_ccw* F: include/uapi/linux/vfio_ccw.h +S390 VFIO-PCI DRIVER +M: Matthew Rosato +L: linux-s390@vger.kernel.org +L: kvm@vger.kernel.org +S: Supported +F: drivers/vfio/pci/vfio_pci_zdev.c +F: include/uapi/linux/vfio_zdev.h + S390 ZCRYPT DRIVER M: Harald Freudenberger L: linux-s390@vger.kernel.org @@ -18399,6 +18407,12 @@ F: drivers/vfio/ F: include/linux/vfio.h F: include/uapi/linux/vfio.h +VFIO FSL-MC DRIVER +M: Diana Craciun +L: kvm@vger.kernel.org +S: Maintained +F: drivers/vfio/fsl-mc/ + VFIO MEDIATED DEVICE DRIVERS M: Kirti Wankhede L: kvm@vger.kernel.org diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index b5380a251df2..212628932ddc 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -132,7 +132,8 @@ struct zpci_dev { u8 rid_available : 1; u8 has_hp_slot : 1; u8 is_physfn : 1; - u8 reserved : 5; + u8 util_str_avail : 1; + u8 reserved : 4; unsigned int devfn; /* DEVFN part of the RID*/ struct mutex lock; @@ -179,6 +180,7 @@ struct zpci_dev { atomic64_t mapped_pages; atomic64_t unmapped_pages; + u8 version; enum pci_bus_speed max_bus_speed; struct dentry *debugfs_dev; diff --git a/arch/s390/pci/pci_bus.c b/arch/s390/pci/pci_bus.c index 0c0db7c3a404..755b46f4c595 100644 --- a/arch/s390/pci/pci_bus.c +++ b/arch/s390/pci/pci_bus.c @@ -135,9 +135,10 @@ void pcibios_bus_add_device(struct pci_dev *pdev) * With pdev->no_vf_scan the common PCI probing code does not * perform PF/VF linking. */ - if (zdev->vfn) + if (zdev->vfn) { zpci_iov_setup_virtfn(zdev->zbus, pdev, zdev->vfn); - + pdev->no_command_memory = 1; + } } static int zpci_bus_add_device(struct zpci_bus *zbus, struct zpci_dev *zdev) diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index 5a34a1359dc5..153720d21ae7 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -102,6 +102,7 @@ static void clp_store_query_pci_fngrp(struct zpci_dev *zdev, zdev->msi_addr = response->msia; zdev->max_msi = response->noi; zdev->fmb_update = response->mui; + zdev->version = response->version; switch (response->version) { case 1: @@ -167,6 +168,7 @@ static int clp_store_query_pci_fn(struct zpci_dev *zdev, if (response->util_str_avail) { memcpy(zdev->util_str, response->util_str, sizeof(zdev->util_str)); + zdev->util_str_avail = 1; } zdev->mio_capable = response->mio_addr_avail; for (i = 0; i < PCI_STD_NUM_BARS; i++) { diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index 4026fac9fac3..c715d4681a0b 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -49,7 +49,7 @@ source "drivers/clk/versatile/Kconfig" config CLK_HSDK bool "PLL Driver for HSDK platform" - depends on OF || COMPILE_TEST + depends on ARC_SOC_HSDK || COMPILE_TEST depends on HAS_IOMEM help This driver supports the HSDK core, system, ddr, tunnel and hdmi PLLs @@ -373,6 +373,7 @@ source "drivers/clk/meson/Kconfig" source "drivers/clk/mvebu/Kconfig" source "drivers/clk/qcom/Kconfig" source "drivers/clk/renesas/Kconfig" +source "drivers/clk/rockchip/Kconfig" source "drivers/clk/samsung/Kconfig" source "drivers/clk/sifive/Kconfig" source "drivers/clk/sprd/Kconfig" diff --git a/drivers/clk/at91/at91sam9g45.c b/drivers/clk/at91/at91sam9g45.c index c88ee20bee31..cb4a406ed15d 100644 --- a/drivers/clk/at91/at91sam9g45.c +++ b/drivers/clk/at91/at91sam9g45.c @@ -46,13 +46,6 @@ static const struct { { .n = "pck1", .p = "prog1", .id = 9 }, }; -static const struct clk_pcr_layout at91sam9g45_pcr_layout = { - .offset = 0x10c, - .cmd = BIT(12), - .pid_mask = GENMASK(5, 0), - .div_mask = GENMASK(17, 16), -}; - struct pck { char *n; u8 id; diff --git a/drivers/clk/at91/clk-main.c b/drivers/clk/at91/clk-main.c index 5c83e899084f..cfae2f59df66 100644 --- a/drivers/clk/at91/clk-main.c +++ b/drivers/clk/at91/clk-main.c @@ -437,12 +437,17 @@ static int clk_sam9x5_main_set_parent(struct clk_hw *hw, u8 index) return -EINVAL; regmap_read(regmap, AT91_CKGR_MOR, &tmp); - tmp &= ~MOR_KEY_MASK; if (index && !(tmp & AT91_PMC_MOSCSEL)) - regmap_write(regmap, AT91_CKGR_MOR, tmp | AT91_PMC_MOSCSEL); + tmp = AT91_PMC_MOSCSEL; else if (!index && (tmp & AT91_PMC_MOSCSEL)) - regmap_write(regmap, AT91_CKGR_MOR, tmp & ~AT91_PMC_MOSCSEL); + tmp = 0; + else + return 0; + + regmap_update_bits(regmap, AT91_CKGR_MOR, + AT91_PMC_MOSCSEL | MOR_KEY_MASK, + tmp | AT91_PMC_KEY); while (!clk_sam9x5_main_ready(regmap)) cpu_relax(); diff --git a/drivers/clk/at91/clk-peripheral.c b/drivers/clk/at91/clk-peripheral.c index 7867eaf0447f..7a27ba8e0577 100644 --- a/drivers/clk/at91/clk-peripheral.c +++ b/drivers/clk/at91/clk-peripheral.c @@ -112,8 +112,8 @@ at91_clk_register_peripheral(struct regmap *regmap, const char *name, init.name = name; init.ops = &peripheral_ops; - init.parent_names = (parent_name ? &parent_name : NULL); - init.num_parents = (parent_name ? 1 : 0); + init.parent_names = &parent_name; + init.num_parents = 1; init.flags = 0; periph->id = id; diff --git a/drivers/clk/at91/clk-sam9x60-pll.c b/drivers/clk/at91/clk-sam9x60-pll.c index b473298ef7e6..78f458a7b2ef 100644 --- a/drivers/clk/at91/clk-sam9x60-pll.c +++ b/drivers/clk/at91/clk-sam9x60-pll.c @@ -331,7 +331,7 @@ static long sam9x60_div_pll_compute_div(struct sam9x60_pll_core *core, struct clk_hw *parent = clk_hw_get_parent(&core->hw); unsigned long tmp_rate, tmp_parent_rate, tmp_diff; long best_diff = -1, best_rate = -EINVAL; - u32 divid, best_div; + u32 divid; if (!rate) return 0; @@ -352,7 +352,6 @@ static long sam9x60_div_pll_compute_div(struct sam9x60_pll_core *core, *parent_rate = tmp_parent_rate; best_rate = tmp_rate; best_diff = tmp_diff; - best_div = divid; } if (!best_diff) diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c index ab6318c0589e..3c4c95603595 100644 --- a/drivers/clk/at91/sam9x60.c +++ b/drivers/clk/at91/sam9x60.c @@ -279,7 +279,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np) parent_names[3] = "masterck"; parent_names[4] = "pllack_divck"; parent_names[5] = "upllck_divck"; - for (i = 0; i < 8; i++) { + for (i = 0; i < 2; i++) { char name[6]; snprintf(name, sizeof(name), "prog%d", i); diff --git a/drivers/clk/baikal-t1/clk-ccu-pll.c b/drivers/clk/baikal-t1/clk-ccu-pll.c index 1eec8c0b8f50..2445d4b12baf 100644 --- a/drivers/clk/baikal-t1/clk-ccu-pll.c +++ b/drivers/clk/baikal-t1/clk-ccu-pll.c @@ -51,11 +51,13 @@ struct ccu_pll_info { }; /* - * Mark as critical all PLLs except Ethernet one. CPU and DDR PLLs are sources - * of CPU cores and DDR controller reference clocks, due to which they - * obviously shouldn't be ever gated. SATA and PCIe PLLs are the parents of - * APB-bus and DDR controller AXI-bus clocks. If they are gated the system will - * be unusable. + * Alas we have to mark all PLLs as critical. CPU and DDR PLLs are sources of + * CPU cores and DDR controller reference clocks, due to which they obviously + * shouldn't be ever gated. SATA and PCIe PLLs are the parents of APB-bus and + * DDR controller AXI-bus clocks. If they are gated the system will be + * unusable. Moreover disabling SATA and Ethernet PLLs causes automatic reset + * of the corresponding subsystems. So until we aren't ready to re-initialize + * all the devices consuming those PLLs, they will be marked as critical too. */ static const struct ccu_pll_info pll_info[] = { CCU_PLL_INFO(CCU_CPU_PLL, "cpu_pll", "ref_clk", CCU_CPU_PLL_BASE, @@ -67,7 +69,7 @@ static const struct ccu_pll_info pll_info[] = { CCU_PLL_INFO(CCU_PCIE_PLL, "pcie_pll", "ref_clk", CCU_PCIE_PLL_BASE, CLK_IS_CRITICAL), CCU_PLL_INFO(CCU_ETH_PLL, "eth_pll", "ref_clk", CCU_ETH_PLL_BASE, - CLK_SET_RATE_GATE) + CLK_IS_CRITICAL | CLK_SET_RATE_GATE) }; struct ccu_pll_data { diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 3439bc65bb4e..1ac803e14fa3 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -1338,8 +1338,10 @@ static struct clk_hw *bcm2835_register_pll(struct bcm2835_cprman *cprman, pll->hw.init = &init; ret = devm_clk_hw_register(cprman->dev, &pll->hw); - if (ret) + if (ret) { + kfree(pll); return NULL; + } return &pll->hw; } diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c index 5cc82954e1ce..f89b9cfc4309 100644 --- a/drivers/clk/bcm/clk-raspberrypi.c +++ b/drivers/clk/bcm/clk-raspberrypi.c @@ -271,6 +271,7 @@ static int raspberrypi_discover_clocks(struct raspberrypi_clk *rpi, case RPI_FIRMWARE_CORE_CLK_ID: case RPI_FIRMWARE_M2MC_CLK_ID: case RPI_FIRMWARE_V3D_CLK_ID: + case RPI_FIRMWARE_PIXEL_BVB_CLK_ID: hw = raspberrypi_clk_register(rpi, clks->parent, clks->id); if (IS_ERR(hw)) diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c index 96f351785b41..14d803e6af62 100644 --- a/drivers/clk/clk-axi-clkgen.c +++ b/drivers/clk/clk-axi-clkgen.c @@ -27,19 +27,23 @@ #define AXI_CLKGEN_V2_DRP_STATUS_BUSY BIT(16) +#define MMCM_REG_CLKOUT5_2 0x07 #define MMCM_REG_CLKOUT0_1 0x08 #define MMCM_REG_CLKOUT0_2 0x09 +#define MMCM_REG_CLKOUT6_2 0x13 #define MMCM_REG_CLK_FB1 0x14 #define MMCM_REG_CLK_FB2 0x15 #define MMCM_REG_CLK_DIV 0x16 #define MMCM_REG_LOCK1 0x18 #define MMCM_REG_LOCK2 0x19 #define MMCM_REG_LOCK3 0x1a +#define MMCM_REG_POWER 0x28 #define MMCM_REG_FILTER1 0x4e #define MMCM_REG_FILTER2 0x4f #define MMCM_CLKOUT_NOCOUNT BIT(6) +#define MMCM_CLK_DIV_DIVIDE BIT(11) #define MMCM_CLK_DIV_NOCOUNT BIT(12) struct axi_clkgen { @@ -107,6 +111,8 @@ static void axi_clkgen_calc_params(unsigned long fin, unsigned long fout, unsigned long d, d_min, d_max, _d_min, _d_max; unsigned long m, m_min, m_max; unsigned long f, dout, best_f, fvco; + unsigned long fract_shift = 0; + unsigned long fvco_min_fract, fvco_max_fract; fin /= 1000; fout /= 1000; @@ -119,42 +125,89 @@ static void axi_clkgen_calc_params(unsigned long fin, unsigned long fout, d_min = max_t(unsigned long, DIV_ROUND_UP(fin, fpfd_max), 1); d_max = min_t(unsigned long, fin / fpfd_min, 80); - m_min = max_t(unsigned long, DIV_ROUND_UP(fvco_min, fin) * d_min, 1); - m_max = min_t(unsigned long, fvco_max * d_max / fin, 64); +again: + fvco_min_fract = fvco_min << fract_shift; + fvco_max_fract = fvco_max << fract_shift; + + m_min = max_t(unsigned long, DIV_ROUND_UP(fvco_min_fract, fin) * d_min, 1); + m_max = min_t(unsigned long, fvco_max_fract * d_max / fin, 64 << fract_shift); for (m = m_min; m <= m_max; m++) { - _d_min = max(d_min, DIV_ROUND_UP(fin * m, fvco_max)); - _d_max = min(d_max, fin * m / fvco_min); + _d_min = max(d_min, DIV_ROUND_UP(fin * m, fvco_max_fract)); + _d_max = min(d_max, fin * m / fvco_min_fract); for (d = _d_min; d <= _d_max; d++) { fvco = fin * m / d; dout = DIV_ROUND_CLOSEST(fvco, fout); - dout = clamp_t(unsigned long, dout, 1, 128); + dout = clamp_t(unsigned long, dout, 1, 128 << fract_shift); f = fvco / dout; if (abs(f - fout) < abs(best_f - fout)) { best_f = f; *best_d = d; - *best_m = m; - *best_dout = dout; + *best_m = m << (3 - fract_shift); + *best_dout = dout << (3 - fract_shift); if (best_f == fout) return; } } } + + /* Lets see if we find a better setting in fractional mode */ + if (fract_shift == 0) { + fract_shift = 3; + goto again; + } } -static void axi_clkgen_calc_clk_params(unsigned int divider, unsigned int *low, - unsigned int *high, unsigned int *edge, unsigned int *nocount) -{ - if (divider == 1) - *nocount = 1; - else - *nocount = 0; +struct axi_clkgen_div_params { + unsigned int low; + unsigned int high; + unsigned int edge; + unsigned int nocount; + unsigned int frac_en; + unsigned int frac; + unsigned int frac_wf_f; + unsigned int frac_wf_r; + unsigned int frac_phase; +}; - *high = divider / 2; - *edge = divider % 2; - *low = divider - *high; +static void axi_clkgen_calc_clk_params(unsigned int divider, + unsigned int frac_divider, struct axi_clkgen_div_params *params) +{ + + memset(params, 0x0, sizeof(*params)); + + if (divider == 1) { + params->nocount = 1; + return; + } + + if (frac_divider == 0) { + params->high = divider / 2; + params->edge = divider % 2; + params->low = divider - params->high; + } else { + params->frac_en = 1; + params->frac = frac_divider; + + params->high = divider / 2; + params->edge = divider % 2; + params->low = params->high; + + if (params->edge == 0) { + params->high--; + params->frac_wf_r = 1; + } + + if (params->edge == 0 || frac_divider == 1) + params->low--; + if (((params->edge == 0) ^ (frac_divider == 1)) || + (divider == 2 && frac_divider == 1)) + params->frac_wf_f = 1; + + params->frac_phase = params->edge * 4 + frac_divider / 2; + } } static void axi_clkgen_write(struct axi_clkgen *axi_clkgen, @@ -246,15 +299,29 @@ static struct axi_clkgen *clk_hw_to_axi_clkgen(struct clk_hw *clk_hw) return container_of(clk_hw, struct axi_clkgen, clk_hw); } +static void axi_clkgen_set_div(struct axi_clkgen *axi_clkgen, + unsigned int reg1, unsigned int reg2, unsigned int reg3, + struct axi_clkgen_div_params *params) +{ + axi_clkgen_mmcm_write(axi_clkgen, reg1, + (params->high << 6) | params->low, 0xefff); + axi_clkgen_mmcm_write(axi_clkgen, reg2, + (params->frac << 12) | (params->frac_en << 11) | + (params->frac_wf_r << 10) | (params->edge << 7) | + (params->nocount << 6), 0x7fff); + if (reg3 != 0) { + axi_clkgen_mmcm_write(axi_clkgen, reg3, + (params->frac_phase << 11) | (params->frac_wf_f << 10), 0x3c00); + } +} + static int axi_clkgen_set_rate(struct clk_hw *clk_hw, unsigned long rate, unsigned long parent_rate) { struct axi_clkgen *axi_clkgen = clk_hw_to_axi_clkgen(clk_hw); unsigned int d, m, dout; - unsigned int nocount; - unsigned int high; - unsigned int edge; - unsigned int low; + struct axi_clkgen_div_params params; + uint32_t power = 0; uint32_t filter; uint32_t lock; @@ -266,24 +333,26 @@ static int axi_clkgen_set_rate(struct clk_hw *clk_hw, if (d == 0 || dout == 0 || m == 0) return -EINVAL; + if ((dout & 0x7) != 0 || (m & 0x7) != 0) + power |= 0x9800; + + axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_POWER, power, 0x9800); + filter = axi_clkgen_lookup_filter(m - 1); lock = axi_clkgen_lookup_lock(m - 1); - axi_clkgen_calc_clk_params(dout, &low, &high, &edge, &nocount); - axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_CLKOUT0_1, - (high << 6) | low, 0xefff); - axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_CLKOUT0_2, - (edge << 7) | (nocount << 6), 0x03ff); + axi_clkgen_calc_clk_params(dout >> 3, dout & 0x7, ¶ms); + axi_clkgen_set_div(axi_clkgen, MMCM_REG_CLKOUT0_1, MMCM_REG_CLKOUT0_2, + MMCM_REG_CLKOUT5_2, ¶ms); - axi_clkgen_calc_clk_params(d, &low, &high, &edge, &nocount); + axi_clkgen_calc_clk_params(d, 0, ¶ms); axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_CLK_DIV, - (edge << 13) | (nocount << 12) | (high << 6) | low, 0x3fff); + (params.edge << 13) | (params.nocount << 12) | + (params.high << 6) | params.low, 0x3fff); - axi_clkgen_calc_clk_params(m, &low, &high, &edge, &nocount); - axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_CLK_FB1, - (high << 6) | low, 0xefff); - axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_CLK_FB2, - (edge << 7) | (nocount << 6), 0x03ff); + axi_clkgen_calc_clk_params(m >> 3, m & 0x7, ¶ms); + axi_clkgen_set_div(axi_clkgen, MMCM_REG_CLK_FB1, MMCM_REG_CLK_FB2, + MMCM_REG_CLKOUT6_2, ¶ms); axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_LOCK1, lock & 0x3ff, 0x3ff); axi_clkgen_mmcm_write(axi_clkgen, MMCM_REG_LOCK2, @@ -313,35 +382,51 @@ static long axi_clkgen_round_rate(struct clk_hw *hw, unsigned long rate, return min_t(unsigned long long, tmp, LONG_MAX); } +static unsigned int axi_clkgen_get_div(struct axi_clkgen *axi_clkgen, + unsigned int reg1, unsigned int reg2) +{ + unsigned int val1, val2; + unsigned int div; + + axi_clkgen_mmcm_read(axi_clkgen, reg2, &val2); + if (val2 & MMCM_CLKOUT_NOCOUNT) + return 8; + + axi_clkgen_mmcm_read(axi_clkgen, reg1, &val1); + + div = (val1 & 0x3f) + ((val1 >> 6) & 0x3f); + div <<= 3; + + if (val2 & MMCM_CLK_DIV_DIVIDE) { + if ((val2 & BIT(7)) && (val2 & 0x7000) != 0x1000) + div += 8; + else + div += 16; + + div += (val2 >> 12) & 0x7; + } + + return div; +} + static unsigned long axi_clkgen_recalc_rate(struct clk_hw *clk_hw, unsigned long parent_rate) { struct axi_clkgen *axi_clkgen = clk_hw_to_axi_clkgen(clk_hw); unsigned int d, m, dout; - unsigned int reg; unsigned long long tmp; + unsigned int val; - axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_2, ®); - if (reg & MMCM_CLKOUT_NOCOUNT) { - dout = 1; - } else { - axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_1, ®); - dout = (reg & 0x3f) + ((reg >> 6) & 0x3f); - } + dout = axi_clkgen_get_div(axi_clkgen, MMCM_REG_CLKOUT0_1, + MMCM_REG_CLKOUT0_2); + m = axi_clkgen_get_div(axi_clkgen, MMCM_REG_CLK_FB1, + MMCM_REG_CLK_FB2); - axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_DIV, ®); - if (reg & MMCM_CLK_DIV_NOCOUNT) + axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_DIV, &val); + if (val & MMCM_CLK_DIV_NOCOUNT) d = 1; else - d = (reg & 0x3f) + ((reg >> 6) & 0x3f); - - axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB2, ®); - if (reg & MMCM_CLKOUT_NOCOUNT) { - m = 1; - } else { - axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB1, ®); - m = (reg & 0x3f) + ((reg >> 6) & 0x3f); - } + d = (val & 0x3f) + ((val >> 6) & 0x3f); if (d == 0 || dout == 0) return 0; diff --git a/drivers/clk/clk-composite.c b/drivers/clk/clk-composite.c index 7c609c278f69..2e7fedff527b 100644 --- a/drivers/clk/clk-composite.c +++ b/drivers/clk/clk-composite.c @@ -328,6 +328,7 @@ struct clk_hw *clk_hw_register_composite(struct device *dev, const char *name, rate_hw, rate_ops, gate_hw, gate_ops, flags); } +EXPORT_SYMBOL_GPL(clk_hw_register_composite); struct clk_hw *clk_hw_register_composite_pdata(struct device *dev, const char *name, diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c index 8b343e59dc61..910e6e74ae90 100644 --- a/drivers/clk/clk-fixed-factor.c +++ b/drivers/clk/clk-fixed-factor.c @@ -206,6 +206,7 @@ static struct clk_hw *_of_fixed_factor_clk_setup(struct device_node *node) /** * of_fixed_factor_clk_setup() - Setup function for simple fixed factor clock + * @node: device node for the clock */ void __init of_fixed_factor_clk_setup(struct device_node *node) { diff --git a/drivers/clk/clk-fixed-rate.c b/drivers/clk/clk-fixed-rate.c index 77499a27c8fb..45501637705c 100644 --- a/drivers/clk/clk-fixed-rate.c +++ b/drivers/clk/clk-fixed-rate.c @@ -168,6 +168,7 @@ static struct clk_hw *_of_fixed_clk_setup(struct device_node *node) /** * of_fixed_clk_setup() - Setup function for simple fixed rate clock + * @node: device node for the clock */ void __init of_fixed_clk_setup(struct device_node *node) { diff --git a/drivers/clk/clk-qoriq.c b/drivers/clk/clk-qoriq.c index 5942e9874bc0..46101c6a20f2 100644 --- a/drivers/clk/clk-qoriq.c +++ b/drivers/clk/clk-qoriq.c @@ -31,7 +31,7 @@ #define CGA_PLL4 4 /* only on clockgen-1.0, which lacks CGB */ #define CGB_PLL1 4 #define CGB_PLL2 5 -#define MAX_PLL_DIV 16 +#define MAX_PLL_DIV 32 struct clockgen_pll_div { struct clk *clk; diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c index 2ce370c804aa..aa21371f9104 100644 --- a/drivers/clk/clk-s2mps11.c +++ b/drivers/clk/clk-s2mps11.c @@ -267,18 +267,7 @@ static struct platform_driver s2mps11_clk_driver = { .remove = s2mps11_clk_remove, .id_table = s2mps11_clk_id, }; - -static int __init s2mps11_clk_init(void) -{ - return platform_driver_register(&s2mps11_clk_driver); -} -subsys_initcall(s2mps11_clk_init); - -static void __exit s2mps11_clk_cleanup(void) -{ - platform_driver_unregister(&s2mps11_clk_driver); -} -module_exit(s2mps11_clk_cleanup); +module_platform_driver(s2mps11_clk_driver); MODULE_DESCRIPTION("S2MPS11 Clock Driver"); MODULE_AUTHOR("Yadwinder Singh Brar "); diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c index 3d7acab9d280..e0446e66fa64 100644 --- a/drivers/clk/clk-si5341.c +++ b/drivers/clk/clk-si5341.c @@ -883,11 +883,9 @@ static int si5341_output_set_parent(struct clk_hw *hw, u8 index) static u8 si5341_output_get_parent(struct clk_hw *hw) { struct clk_si5341_output *output = to_clk_si5341_output(hw); - int err; u32 val; - err = regmap_read(output->data->regmap, - SI5341_OUT_MUX_SEL(output), &val); + regmap_read(output->data->regmap, SI5341_OUT_MUX_SEL(output), &val); return val & 0x7; } diff --git a/drivers/clk/davinci/da8xx-cfgchip.c b/drivers/clk/davinci/da8xx-cfgchip.c index bdc52364b421..77d18276bfe8 100644 --- a/drivers/clk/davinci/da8xx-cfgchip.c +++ b/drivers/clk/davinci/da8xx-cfgchip.c @@ -571,6 +571,7 @@ static const struct clk_ops da8xx_usb1_clk48_ops = { /** * da8xx_cfgchip_register_usb1_clk48 - Register a new USB 1.1 PHY clock + * @dev: The device * @regmap: The CFGCHIP regmap */ static struct da8xx_usb1_clk48 * diff --git a/drivers/clk/imx/Kconfig b/drivers/clk/imx/Kconfig index db0253fa3d64..3b393cb07295 100644 --- a/drivers/clk/imx/Kconfig +++ b/drivers/clk/imx/Kconfig @@ -1,40 +1,102 @@ # SPDX-License-Identifier: GPL-2.0 # common clock support for NXP i.MX SoC family. config MXC_CLK - bool - def_bool ARCH_MXC + tristate "IMX clock" + depends on ARCH_MXC || COMPILE_TEST config MXC_CLK_SCU - bool - depends on IMX_SCU + tristate "IMX SCU clock" + depends on ARCH_MXC || COMPILE_TEST + depends on IMX_SCU && HAVE_ARM_SMCCC + +config CLK_IMX1 + def_bool SOC_IMX1 + select MXC_CLK + +config CLK_IMX25 + def_bool SOC_IMX25 + select MXC_CLK + +config CLK_IMX27 + def_bool SOC_IMX27 + select MXC_CLK + +config CLK_IMX31 + def_bool SOC_IMX31 + select MXC_CLK + +config CLK_IMX35 + def_bool SOC_IMX35 + select MXC_CLK + +config CLK_IMX5 + def_bool SOC_IMX5 + select MXC_CLK + +config CLK_IMX6Q + def_bool SOC_IMX6Q + select MXC_CLK + +config CLK_IMX6SL + def_bool SOC_IMX6SL + select MXC_CLK + +config CLK_IMX6SLL + def_bool SOC_IMX6SLL + select MXC_CLK + +config CLK_IMX6SX + def_bool SOC_IMX6SX + select MXC_CLK + +config CLK_IMX6UL + def_bool SOC_IMX6UL + select MXC_CLK + +config CLK_IMX7D + def_bool SOC_IMX7D + select MXC_CLK + +config CLK_IMX7ULP + def_bool SOC_IMX7ULP + select MXC_CLK + +config CLK_VF610 + def_bool SOC_VF610 + select MXC_CLK config CLK_IMX8MM - bool "IMX8MM CCM Clock Driver" - depends on ARCH_MXC + tristate "IMX8MM CCM Clock Driver" + depends on ARCH_MXC || COMPILE_TEST + select MXC_CLK help Build the driver for i.MX8MM CCM Clock Driver config CLK_IMX8MN - bool "IMX8MN CCM Clock Driver" - depends on ARCH_MXC + tristate "IMX8MN CCM Clock Driver" + depends on ARCH_MXC || COMPILE_TEST + select MXC_CLK help Build the driver for i.MX8MN CCM Clock Driver config CLK_IMX8MP - bool "IMX8MP CCM Clock Driver" - depends on ARCH_MXC + tristate "IMX8MP CCM Clock Driver" + depends on ARCH_MXC || COMPILE_TEST + select MXC_CLK help Build the driver for i.MX8MP CCM Clock Driver config CLK_IMX8MQ - bool "IMX8MQ CCM Clock Driver" - depends on ARCH_MXC + tristate "IMX8MQ CCM Clock Driver" + depends on ARCH_MXC || COMPILE_TEST + select MXC_CLK help Build the driver for i.MX8MQ CCM Clock Driver config CLK_IMX8QXP - bool "IMX8QXP SCU Clock" - depends on ARCH_MXC && IMX_SCU && ARM64 + tristate "IMX8QXP SCU Clock" + depends on (ARCH_MXC && ARM64) || COMPILE_TEST + depends on IMX_SCU && HAVE_ARM_SMCCC select MXC_CLK_SCU help Build the driver for IMX8QXP SCU based clocks. diff --git a/drivers/clk/imx/Makefile b/drivers/clk/imx/Makefile index 928f874c73d2..dd6a737d060b 100644 --- a/drivers/clk/imx/Makefile +++ b/drivers/clk/imx/Makefile @@ -1,48 +1,46 @@ # SPDX-License-Identifier: GPL-2.0 -obj-$(CONFIG_MXC_CLK) += \ - clk.o \ - clk-busy.o \ - clk-composite-8m.o \ - clk-cpu.o \ - clk-composite-7ulp.o \ - clk-divider-gate.o \ - clk-fixup-div.o \ - clk-fixup-mux.o \ - clk-frac-pll.o \ - clk-gate-exclusive.o \ - clk-gate2.o \ - clk-pfd.o \ - clk-pfdv2.o \ - clk-pllv1.o \ - clk-pllv2.o \ - clk-pllv3.o \ - clk-pllv4.o \ - clk-sscg-pll.o \ - clk-pll14xx.o - -obj-$(CONFIG_MXC_CLK_SCU) += \ - clk-scu.o \ - clk-lpcg-scu.o +mxc-clk-objs += clk.o +mxc-clk-objs += clk-busy.o +mxc-clk-objs += clk-composite-7ulp.o +mxc-clk-objs += clk-composite-8m.o +mxc-clk-objs += clk-cpu.o +mxc-clk-objs += clk-divider-gate.o +mxc-clk-objs += clk-fixup-div.o +mxc-clk-objs += clk-fixup-mux.o +mxc-clk-objs += clk-frac-pll.o +mxc-clk-objs += clk-gate2.o +mxc-clk-objs += clk-gate-exclusive.o +mxc-clk-objs += clk-pfd.o +mxc-clk-objs += clk-pfdv2.o +mxc-clk-objs += clk-pllv1.o +mxc-clk-objs += clk-pllv2.o +mxc-clk-objs += clk-pllv3.o +mxc-clk-objs += clk-pllv4.o +mxc-clk-objs += clk-pll14xx.o +mxc-clk-objs += clk-sscg-pll.o +obj-$(CONFIG_MXC_CLK) += mxc-clk.o obj-$(CONFIG_CLK_IMX8MM) += clk-imx8mm.o obj-$(CONFIG_CLK_IMX8MN) += clk-imx8mn.o obj-$(CONFIG_CLK_IMX8MP) += clk-imx8mp.o obj-$(CONFIG_CLK_IMX8MQ) += clk-imx8mq.o -obj-$(CONFIG_CLK_IMX8QXP) += clk-imx8qxp.o clk-imx8qxp-lpcg.o -obj-$(CONFIG_SOC_IMX1) += clk-imx1.o -obj-$(CONFIG_SOC_IMX21) += clk-imx21.o -obj-$(CONFIG_SOC_IMX25) += clk-imx25.o -obj-$(CONFIG_SOC_IMX27) += clk-imx27.o -obj-$(CONFIG_SOC_IMX31) += clk-imx31.o -obj-$(CONFIG_SOC_IMX35) += clk-imx35.o -obj-$(CONFIG_SOC_IMX5) += clk-imx5.o -obj-$(CONFIG_SOC_IMX6Q) += clk-imx6q.o -obj-$(CONFIG_SOC_IMX6SL) += clk-imx6sl.o -obj-$(CONFIG_SOC_IMX6SLL) += clk-imx6sll.o -obj-$(CONFIG_SOC_IMX6SX) += clk-imx6sx.o -obj-$(CONFIG_SOC_IMX6UL) += clk-imx6ul.o -obj-$(CONFIG_SOC_IMX7D) += clk-imx7d.o -obj-$(CONFIG_SOC_IMX7ULP) += clk-imx7ulp.o -obj-$(CONFIG_SOC_VF610) += clk-vf610.o +obj-$(CONFIG_MXC_CLK_SCU) += clk-imx-scu.o clk-imx-lpcg-scu.o +clk-imx-scu-$(CONFIG_CLK_IMX8QXP) += clk-scu.o clk-imx8qxp.o +clk-imx-lpcg-scu-$(CONFIG_CLK_IMX8QXP) += clk-lpcg-scu.o clk-imx8qxp-lpcg.o + +obj-$(CONFIG_CLK_IMX1) += clk-imx1.o +obj-$(CONFIG_CLK_IMX25) += clk-imx25.o +obj-$(CONFIG_CLK_IMX27) += clk-imx27.o +obj-$(CONFIG_CLK_IMX31) += clk-imx31.o +obj-$(CONFIG_CLK_IMX35) += clk-imx35.o +obj-$(CONFIG_CLK_IMX5) += clk-imx5.o +obj-$(CONFIG_CLK_IMX6Q) += clk-imx6q.o +obj-$(CONFIG_CLK_IMX6SL) += clk-imx6sl.o +obj-$(CONFIG_CLK_IMX6SLL) += clk-imx6sll.o +obj-$(CONFIG_CLK_IMX6SX) += clk-imx6sx.o +obj-$(CONFIG_CLK_IMX6UL) += clk-imx6ul.o +obj-$(CONFIG_CLK_IMX7D) += clk-imx7d.o +obj-$(CONFIG_CLK_IMX7ULP) += clk-imx7ulp.o +obj-$(CONFIG_CLK_VF610) += clk-vf610.o diff --git a/drivers/clk/imx/clk-busy.c b/drivers/clk/imx/clk-busy.c index 25c863da32c7..6f17311647f3 100644 --- a/drivers/clk/imx/clk-busy.c +++ b/drivers/clk/imx/clk-busy.c @@ -4,6 +4,7 @@ * Copyright 2012 Linaro Ltd. */ +#include #include #include #include diff --git a/drivers/clk/imx/clk-composite-7ulp.c b/drivers/clk/imx/clk-composite-7ulp.c index b9efcc8a855d..7c4f31b31eb0 100644 --- a/drivers/clk/imx/clk-composite-7ulp.c +++ b/drivers/clk/imx/clk-composite-7ulp.c @@ -5,6 +5,7 @@ * */ +#include #include #include #include diff --git a/drivers/clk/imx/clk-composite-8m.c b/drivers/clk/imx/clk-composite-8m.c index d2b5af826f2c..2c309e3dc8e3 100644 --- a/drivers/clk/imx/clk-composite-8m.c +++ b/drivers/clk/imx/clk-composite-8m.c @@ -5,6 +5,7 @@ #include #include +#include #include #include @@ -215,6 +216,7 @@ struct clk_hw *imx8m_clk_hw_composite_flags(const char *name, div->width = PCG_PREDIV_WIDTH; divider_ops = &imx8m_clk_composite_divider_ops; mux_ops = &clk_mux_ops; + flags |= CLK_SET_PARENT_GATE; } div->lock = &imx_ccm_lock; @@ -243,3 +245,4 @@ struct clk_hw *imx8m_clk_hw_composite_flags(const char *name, kfree(mux); return ERR_CAST(hw); } +EXPORT_SYMBOL_GPL(imx8m_clk_hw_composite_flags); diff --git a/drivers/clk/imx/clk-cpu.c b/drivers/clk/imx/clk-cpu.c index cb182bec79ba..cb6ca4cf0535 100644 --- a/drivers/clk/imx/clk-cpu.c +++ b/drivers/clk/imx/clk-cpu.c @@ -5,6 +5,7 @@ #include #include +#include #include #include "clk.h" @@ -104,3 +105,4 @@ struct clk_hw *imx_clk_hw_cpu(const char *name, const char *parent_name, return hw; } +EXPORT_SYMBOL_GPL(imx_clk_hw_cpu); diff --git a/drivers/clk/imx/clk-fixup-mux.c b/drivers/clk/imx/clk-fixup-mux.c index 58a67630bb6a..c82401570c84 100644 --- a/drivers/clk/imx/clk-fixup-mux.c +++ b/drivers/clk/imx/clk-fixup-mux.c @@ -3,6 +3,7 @@ * Copyright (C) 2013 Freescale Semiconductor, Inc. */ +#include #include #include #include diff --git a/drivers/clk/imx/clk-frac-pll.c b/drivers/clk/imx/clk-frac-pll.c index 101e0a300376..c703056fae85 100644 --- a/drivers/clk/imx/clk-frac-pll.c +++ b/drivers/clk/imx/clk-frac-pll.c @@ -10,6 +10,7 @@ #include #include +#include #include #include #include @@ -233,3 +234,4 @@ struct clk_hw *imx_clk_hw_frac_pll(const char *name, return hw; } +EXPORT_SYMBOL_GPL(imx_clk_hw_frac_pll); diff --git a/drivers/clk/imx/clk-gate2.c b/drivers/clk/imx/clk-gate2.c index b87ab3c3ba1e..7eed7083f46e 100644 --- a/drivers/clk/imx/clk-gate2.c +++ b/drivers/clk/imx/clk-gate2.c @@ -7,6 +7,7 @@ */ #include +#include #include #include #include @@ -15,7 +16,7 @@ #include "clk.h" /** - * DOC: basic gatable clock which can gate and ungate it's ouput + * DOC: basic gateable clock which can gate and ungate its output * * Traits of this clock: * prepare - clk_(un)prepare only ensures parent is (un)prepared @@ -177,3 +178,4 @@ struct clk_hw *clk_hw_register_gate2(struct device *dev, const char *name, return hw; } +EXPORT_SYMBOL_GPL(clk_hw_register_gate2); diff --git a/drivers/clk/imx/clk-imx21.c b/drivers/clk/imx/clk-imx21.c deleted file mode 100644 index 077b4a7123ce..000000000000 --- a/drivers/clk/imx/clk-imx21.c +++ /dev/null @@ -1,171 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * Copyright 2008 Martin Fuzzey, mfuzzey@gmail.com - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "clk.h" - -#define MX21_CCM_BASE_ADDR 0x10027000 -#define MX21_GPT1_BASE_ADDR 0x10003000 -#define MX21_INT_GPT1 (NR_IRQS_LEGACY + 26) - -static void __iomem *ccm __initdata; - -/* Register offsets */ -#define CCM_CSCR (ccm + 0x00) -#define CCM_MPCTL0 (ccm + 0x04) -#define CCM_SPCTL0 (ccm + 0x0c) -#define CCM_PCDR0 (ccm + 0x18) -#define CCM_PCDR1 (ccm + 0x1c) -#define CCM_PCCR0 (ccm + 0x20) -#define CCM_PCCR1 (ccm + 0x24) - -static const char *mpll_osc_sel_clks[] = { "ckih_gate", "ckih_div1p5", }; -static const char *mpll_sel_clks[] = { "fpm_gate", "mpll_osc_sel", }; -static const char *spll_sel_clks[] = { "fpm_gate", "mpll_osc_sel", }; -static const char *ssi_sel_clks[] = { "spll_gate", "mpll_gate", }; - -static struct clk *clk[IMX21_CLK_MAX]; -static struct clk_onecell_data clk_data; - -static void __init _mx21_clocks_init(unsigned long lref, unsigned long href) -{ - BUG_ON(!ccm); - - clk[IMX21_CLK_DUMMY] = imx_clk_fixed("dummy", 0); - clk[IMX21_CLK_CKIL] = imx_obtain_fixed_clock("ckil", lref); - clk[IMX21_CLK_CKIH] = imx_obtain_fixed_clock("ckih", href); - clk[IMX21_CLK_FPM] = imx_clk_fixed_factor("fpm", "ckil", 512, 1); - clk[IMX21_CLK_CKIH_DIV1P5] = imx_clk_fixed_factor("ckih_div1p5", "ckih_gate", 2, 3); - - clk[IMX21_CLK_MPLL_GATE] = imx_clk_gate("mpll_gate", "mpll", CCM_CSCR, 0); - clk[IMX21_CLK_SPLL_GATE] = imx_clk_gate("spll_gate", "spll", CCM_CSCR, 1); - clk[IMX21_CLK_FPM_GATE] = imx_clk_gate("fpm_gate", "fpm", CCM_CSCR, 2); - clk[IMX21_CLK_CKIH_GATE] = imx_clk_gate_dis("ckih_gate", "ckih", CCM_CSCR, 3); - clk[IMX21_CLK_MPLL_OSC_SEL] = imx_clk_mux("mpll_osc_sel", CCM_CSCR, 4, 1, mpll_osc_sel_clks, ARRAY_SIZE(mpll_osc_sel_clks)); - clk[IMX21_CLK_IPG] = imx_clk_divider("ipg", "hclk", CCM_CSCR, 9, 1); - clk[IMX21_CLK_HCLK] = imx_clk_divider("hclk", "fclk", CCM_CSCR, 10, 4); - clk[IMX21_CLK_MPLL_SEL] = imx_clk_mux("mpll_sel", CCM_CSCR, 16, 1, mpll_sel_clks, ARRAY_SIZE(mpll_sel_clks)); - clk[IMX21_CLK_SPLL_SEL] = imx_clk_mux("spll_sel", CCM_CSCR, 17, 1, spll_sel_clks, ARRAY_SIZE(spll_sel_clks)); - clk[IMX21_CLK_SSI1_SEL] = imx_clk_mux("ssi1_sel", CCM_CSCR, 19, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks)); - clk[IMX21_CLK_SSI2_SEL] = imx_clk_mux("ssi2_sel", CCM_CSCR, 20, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks)); - clk[IMX21_CLK_USB_DIV] = imx_clk_divider("usb_div", "spll_gate", CCM_CSCR, 26, 3); - clk[IMX21_CLK_FCLK] = imx_clk_divider("fclk", "mpll_gate", CCM_CSCR, 29, 3); - - clk[IMX21_CLK_MPLL] = imx_clk_pllv1(IMX_PLLV1_IMX21, "mpll", "mpll_sel", CCM_MPCTL0); - - clk[IMX21_CLK_SPLL] = imx_clk_pllv1(IMX_PLLV1_IMX21, "spll", "spll_sel", CCM_SPCTL0); - - clk[IMX21_CLK_NFC_DIV] = imx_clk_divider("nfc_div", "fclk", CCM_PCDR0, 12, 4); - clk[IMX21_CLK_SSI1_DIV] = imx_clk_divider("ssi1_div", "ssi1_sel", CCM_PCDR0, 16, 6); - clk[IMX21_CLK_SSI2_DIV] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 6); - - clk[IMX21_CLK_PER1] = imx_clk_divider("per1", "mpll_gate", CCM_PCDR1, 0, 6); - clk[IMX21_CLK_PER2] = imx_clk_divider("per2", "mpll_gate", CCM_PCDR1, 8, 6); - clk[IMX21_CLK_PER3] = imx_clk_divider("per3", "mpll_gate", CCM_PCDR1, 16, 6); - clk[IMX21_CLK_PER4] = imx_clk_divider("per4", "mpll_gate", CCM_PCDR1, 24, 6); - - clk[IMX21_CLK_UART1_IPG_GATE] = imx_clk_gate("uart1_ipg_gate", "ipg", CCM_PCCR0, 0); - clk[IMX21_CLK_UART2_IPG_GATE] = imx_clk_gate("uart2_ipg_gate", "ipg", CCM_PCCR0, 1); - clk[IMX21_CLK_UART3_IPG_GATE] = imx_clk_gate("uart3_ipg_gate", "ipg", CCM_PCCR0, 2); - clk[IMX21_CLK_UART4_IPG_GATE] = imx_clk_gate("uart4_ipg_gate", "ipg", CCM_PCCR0, 3); - clk[IMX21_CLK_CSPI1_IPG_GATE] = imx_clk_gate("cspi1_ipg_gate", "ipg", CCM_PCCR0, 4); - clk[IMX21_CLK_CSPI2_IPG_GATE] = imx_clk_gate("cspi2_ipg_gate", "ipg", CCM_PCCR0, 5); - clk[IMX21_CLK_SSI1_GATE] = imx_clk_gate("ssi1_gate", "ipg", CCM_PCCR0, 6); - clk[IMX21_CLK_SSI2_GATE] = imx_clk_gate("ssi2_gate", "ipg", CCM_PCCR0, 7); - clk[IMX21_CLK_SDHC1_IPG_GATE] = imx_clk_gate("sdhc1_ipg_gate", "ipg", CCM_PCCR0, 9); - clk[IMX21_CLK_SDHC2_IPG_GATE] = imx_clk_gate("sdhc2_ipg_gate", "ipg", CCM_PCCR0, 10); - clk[IMX21_CLK_GPIO_GATE] = imx_clk_gate("gpio_gate", "ipg", CCM_PCCR0, 11); - clk[IMX21_CLK_I2C_GATE] = imx_clk_gate("i2c_gate", "ipg", CCM_PCCR0, 12); - clk[IMX21_CLK_DMA_GATE] = imx_clk_gate("dma_gate", "ipg", CCM_PCCR0, 13); - clk[IMX21_CLK_USB_GATE] = imx_clk_gate("usb_gate", "usb_div", CCM_PCCR0, 14); - clk[IMX21_CLK_EMMA_GATE] = imx_clk_gate("emma_gate", "ipg", CCM_PCCR0, 15); - clk[IMX21_CLK_SSI2_BAUD_GATE] = imx_clk_gate("ssi2_baud_gate", "ipg", CCM_PCCR0, 16); - clk[IMX21_CLK_SSI1_BAUD_GATE] = imx_clk_gate("ssi1_baud_gate", "ipg", CCM_PCCR0, 17); - clk[IMX21_CLK_LCDC_IPG_GATE] = imx_clk_gate("lcdc_ipg_gate", "ipg", CCM_PCCR0, 18); - clk[IMX21_CLK_NFC_GATE] = imx_clk_gate("nfc_gate", "nfc_div", CCM_PCCR0, 19); - clk[IMX21_CLK_SLCDC_HCLK_GATE] = imx_clk_gate("slcdc_hclk_gate", "hclk", CCM_PCCR0, 21); - clk[IMX21_CLK_PER4_GATE] = imx_clk_gate("per4_gate", "per4", CCM_PCCR0, 22); - clk[IMX21_CLK_BMI_GATE] = imx_clk_gate("bmi_gate", "hclk", CCM_PCCR0, 23); - clk[IMX21_CLK_USB_HCLK_GATE] = imx_clk_gate("usb_hclk_gate", "hclk", CCM_PCCR0, 24); - clk[IMX21_CLK_SLCDC_GATE] = imx_clk_gate("slcdc_gate", "hclk", CCM_PCCR0, 25); - clk[IMX21_CLK_LCDC_HCLK_GATE] = imx_clk_gate("lcdc_hclk_gate", "hclk", CCM_PCCR0, 26); - clk[IMX21_CLK_EMMA_HCLK_GATE] = imx_clk_gate("emma_hclk_gate", "hclk", CCM_PCCR0, 27); - clk[IMX21_CLK_BROM_GATE] = imx_clk_gate("brom_gate", "hclk", CCM_PCCR0, 28); - clk[IMX21_CLK_DMA_HCLK_GATE] = imx_clk_gate("dma_hclk_gate", "hclk", CCM_PCCR0, 30); - clk[IMX21_CLK_CSI_HCLK_GATE] = imx_clk_gate("csi_hclk_gate", "hclk", CCM_PCCR0, 31); - - clk[IMX21_CLK_CSPI3_IPG_GATE] = imx_clk_gate("cspi3_ipg_gate", "ipg", CCM_PCCR1, 23); - clk[IMX21_CLK_WDOG_GATE] = imx_clk_gate("wdog_gate", "ipg", CCM_PCCR1, 24); - clk[IMX21_CLK_GPT1_IPG_GATE] = imx_clk_gate("gpt1_ipg_gate", "ipg", CCM_PCCR1, 25); - clk[IMX21_CLK_GPT2_IPG_GATE] = imx_clk_gate("gpt2_ipg_gate", "ipg", CCM_PCCR1, 26); - clk[IMX21_CLK_GPT3_IPG_GATE] = imx_clk_gate("gpt3_ipg_gate", "ipg", CCM_PCCR1, 27); - clk[IMX21_CLK_PWM_IPG_GATE] = imx_clk_gate("pwm_ipg_gate", "ipg", CCM_PCCR1, 28); - clk[IMX21_CLK_RTC_GATE] = imx_clk_gate("rtc_gate", "ipg", CCM_PCCR1, 29); - clk[IMX21_CLK_KPP_GATE] = imx_clk_gate("kpp_gate", "ipg", CCM_PCCR1, 30); - clk[IMX21_CLK_OWIRE_GATE] = imx_clk_gate("owire_gate", "ipg", CCM_PCCR1, 31); - - imx_check_clocks(clk, ARRAY_SIZE(clk)); -} - -int __init mx21_clocks_init(unsigned long lref, unsigned long href) -{ - ccm = ioremap(MX21_CCM_BASE_ADDR, SZ_2K); - - _mx21_clocks_init(lref, href); - - clk_register_clkdev(clk[IMX21_CLK_PER1], "per", "imx21-uart.0"); - clk_register_clkdev(clk[IMX21_CLK_UART1_IPG_GATE], "ipg", "imx21-uart.0"); - clk_register_clkdev(clk[IMX21_CLK_PER1], "per", "imx21-uart.1"); - clk_register_clkdev(clk[IMX21_CLK_UART2_IPG_GATE], "ipg", "imx21-uart.1"); - clk_register_clkdev(clk[IMX21_CLK_PER1], "per", "imx21-uart.2"); - clk_register_clkdev(clk[IMX21_CLK_UART3_IPG_GATE], "ipg", "imx21-uart.2"); - clk_register_clkdev(clk[IMX21_CLK_PER1], "per", "imx21-uart.3"); - clk_register_clkdev(clk[IMX21_CLK_UART4_IPG_GATE], "ipg", "imx21-uart.3"); - clk_register_clkdev(clk[IMX21_CLK_GPT1_IPG_GATE], "ipg", "imx-gpt.0"); - clk_register_clkdev(clk[IMX21_CLK_PER1], "per", "imx-gpt.0"); - clk_register_clkdev(clk[IMX21_CLK_PER2], "per", "imx21-cspi.0"); - clk_register_clkdev(clk[IMX21_CLK_CSPI1_IPG_GATE], "ipg", "imx21-cspi.0"); - clk_register_clkdev(clk[IMX21_CLK_PER2], "per", "imx21-cspi.1"); - clk_register_clkdev(clk[IMX21_CLK_CSPI2_IPG_GATE], "ipg", "imx21-cspi.1"); - clk_register_clkdev(clk[IMX21_CLK_PER2], "per", "imx21-cspi.2"); - clk_register_clkdev(clk[IMX21_CLK_CSPI3_IPG_GATE], "ipg", "imx21-cspi.2"); - clk_register_clkdev(clk[IMX21_CLK_PER3], "per", "imx21-fb.0"); - clk_register_clkdev(clk[IMX21_CLK_LCDC_IPG_GATE], "ipg", "imx21-fb.0"); - clk_register_clkdev(clk[IMX21_CLK_LCDC_HCLK_GATE], "ahb", "imx21-fb.0"); - clk_register_clkdev(clk[IMX21_CLK_USB_GATE], "per", "imx21-hcd.0"); - clk_register_clkdev(clk[IMX21_CLK_USB_HCLK_GATE], "ahb", "imx21-hcd.0"); - clk_register_clkdev(clk[IMX21_CLK_NFC_GATE], NULL, "imx21-nand.0"); - clk_register_clkdev(clk[IMX21_CLK_DMA_HCLK_GATE], "ahb", "imx21-dma"); - clk_register_clkdev(clk[IMX21_CLK_DMA_GATE], "ipg", "imx21-dma"); - clk_register_clkdev(clk[IMX21_CLK_WDOG_GATE], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[IMX21_CLK_I2C_GATE], NULL, "imx21-i2c.0"); - clk_register_clkdev(clk[IMX21_CLK_OWIRE_GATE], NULL, "mxc_w1.0"); - - mxc_timer_init(MX21_GPT1_BASE_ADDR, MX21_INT_GPT1, GPT_TYPE_IMX21); - - return 0; -} - -static void __init mx21_clocks_init_dt(struct device_node *np) -{ - ccm = of_iomap(np, 0); - - _mx21_clocks_init(32768, 26000000); - - clk_data.clks = clk; - clk_data.clk_num = ARRAY_SIZE(clk); - of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); -} -CLK_OF_DECLARE(imx27_ccm, "fsl,imx21-ccm", mx21_clocks_init_dt); diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index ba33c79158de..b2ff187cedab 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include diff --git a/drivers/clk/imx/clk-imx6sl.c b/drivers/clk/imx/clk-imx6sl.c index 0f647d148abf..2f9361946a0e 100644 --- a/drivers/clk/imx/clk-imx6sl.c +++ b/drivers/clk/imx/clk-imx6sl.c @@ -3,6 +3,7 @@ * Copyright 2013-2014 Freescale Semiconductor, Inc. */ +#include #include #include #include @@ -14,19 +15,19 @@ #include "clk.h" #define CCSR 0xc -#define BM_CCSR_PLL1_SW_CLK_SEL (1 << 2) +#define BM_CCSR_PLL1_SW_CLK_SEL BIT(2) #define CACRR 0x10 #define CDHIPR 0x48 -#define BM_CDHIPR_ARM_PODF_BUSY (1 << 16) +#define BM_CDHIPR_ARM_PODF_BUSY BIT(16) #define ARM_WAIT_DIV_396M 2 #define ARM_WAIT_DIV_792M 4 #define ARM_WAIT_DIV_996M 6 #define PLL_ARM 0x0 -#define BM_PLL_ARM_DIV_SELECT (0x7f << 0) -#define BM_PLL_ARM_POWERDOWN (1 << 12) -#define BM_PLL_ARM_ENABLE (1 << 13) -#define BM_PLL_ARM_LOCK (1 << 31) +#define BM_PLL_ARM_DIV_SELECT 0x7f +#define BM_PLL_ARM_POWERDOWN BIT(12) +#define BM_PLL_ARM_ENABLE BIT(13) +#define BM_PLL_ARM_LOCK BIT(31) #define PLL_ARM_DIV_792M 66 static const char *step_sels[] = { "osc", "pll2_pfd2", }; @@ -145,7 +146,7 @@ static void imx6sl_enable_pll_arm(bool enable) val |= BM_PLL_ARM_ENABLE; val &= ~BM_PLL_ARM_POWERDOWN; writel_relaxed(val, anatop_base + PLL_ARM); - while (!(__raw_readl(anatop_base + PLL_ARM) & BM_PLL_ARM_LOCK)) + while (!(readl_relaxed(anatop_base + PLL_ARM) & BM_PLL_ARM_LOCK)) ; } else { writel_relaxed(saved_pll_arm, anatop_base + PLL_ARM); diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c index 89ba71271e5c..20dcce526d07 100644 --- a/drivers/clk/imx/clk-imx6sx.c +++ b/drivers/clk/imx/clk-imx6sx.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c index b2057bd42e25..22d24a6a05e7 100644 --- a/drivers/clk/imx/clk-imx7d.c +++ b/drivers/clk/imx/clk-imx7d.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -505,72 +506,73 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) hws[IMX7D_ARM_M4_ROOT_SRC] = imx_clk_hw_mux2("arm_m4_src", base + 0x8080, 24, 3, arm_m4_sel, ARRAY_SIZE(arm_m4_sel)); hws[IMX7D_MAIN_AXI_ROOT_SRC] = imx_clk_hw_mux2("axi_src", base + 0x8800, 24, 3, axi_sel, ARRAY_SIZE(axi_sel)); hws[IMX7D_DISP_AXI_ROOT_SRC] = imx_clk_hw_mux2("disp_axi_src", base + 0x8880, 24, 3, disp_axi_sel, ARRAY_SIZE(disp_axi_sel)); - hws[IMX7D_ENET_AXI_ROOT_SRC] = imx_clk_hw_mux2("enet_axi_src", base + 0x8900, 24, 3, enet_axi_sel, ARRAY_SIZE(enet_axi_sel)); - hws[IMX7D_NAND_USDHC_BUS_ROOT_SRC] = imx_clk_hw_mux2("nand_usdhc_src", base + 0x8980, 24, 3, nand_usdhc_bus_sel, ARRAY_SIZE(nand_usdhc_bus_sel)); hws[IMX7D_AHB_CHANNEL_ROOT_SRC] = imx_clk_hw_mux2("ahb_src", base + 0x9000, 24, 3, ahb_channel_sel, ARRAY_SIZE(ahb_channel_sel)); - hws[IMX7D_DRAM_PHYM_ROOT_SRC] = imx_clk_hw_mux2("dram_phym_src", base + 0x9800, 24, 1, dram_phym_sel, ARRAY_SIZE(dram_phym_sel)); - hws[IMX7D_DRAM_ROOT_SRC] = imx_clk_hw_mux2("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel)); - hws[IMX7D_DRAM_PHYM_ALT_ROOT_SRC] = imx_clk_hw_mux2("dram_phym_alt_src", base + 0xa000, 24, 3, dram_phym_alt_sel, ARRAY_SIZE(dram_phym_alt_sel)); - hws[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_hw_mux2("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel)); - hws[IMX7D_USB_HSIC_ROOT_SRC] = imx_clk_hw_mux2("usb_hsic_src", base + 0xa100, 24, 3, usb_hsic_sel, ARRAY_SIZE(usb_hsic_sel)); - hws[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_hw_mux2("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel)); - hws[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_hw_mux2("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel)); - hws[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_hw_mux2("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel)); - hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel)); - hws[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_hw_mux2("mipi_dsi_src", base + 0xa380, 24, 3, mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel)); - hws[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_hw_mux2("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel)); - hws[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_hw_mux2("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel)); - hws[IMX7D_SAI1_ROOT_SRC] = imx_clk_hw_mux2("sai1_src", base + 0xa500, 24, 3, sai1_sel, ARRAY_SIZE(sai1_sel)); - hws[IMX7D_SAI2_ROOT_SRC] = imx_clk_hw_mux2("sai2_src", base + 0xa580, 24, 3, sai2_sel, ARRAY_SIZE(sai2_sel)); - hws[IMX7D_SAI3_ROOT_SRC] = imx_clk_hw_mux2("sai3_src", base + 0xa600, 24, 3, sai3_sel, ARRAY_SIZE(sai3_sel)); - hws[IMX7D_SPDIF_ROOT_SRC] = imx_clk_hw_mux2("spdif_src", base + 0xa680, 24, 3, spdif_sel, ARRAY_SIZE(spdif_sel)); - hws[IMX7D_ENET1_REF_ROOT_SRC] = imx_clk_hw_mux2("enet1_ref_src", base + 0xa700, 24, 3, enet1_ref_sel, ARRAY_SIZE(enet1_ref_sel)); - hws[IMX7D_ENET1_TIME_ROOT_SRC] = imx_clk_hw_mux2("enet1_time_src", base + 0xa780, 24, 3, enet1_time_sel, ARRAY_SIZE(enet1_time_sel)); - hws[IMX7D_ENET2_REF_ROOT_SRC] = imx_clk_hw_mux2("enet2_ref_src", base + 0xa800, 24, 3, enet2_ref_sel, ARRAY_SIZE(enet2_ref_sel)); - hws[IMX7D_ENET2_TIME_ROOT_SRC] = imx_clk_hw_mux2("enet2_time_src", base + 0xa880, 24, 3, enet2_time_sel, ARRAY_SIZE(enet2_time_sel)); - hws[IMX7D_ENET_PHY_REF_ROOT_SRC] = imx_clk_hw_mux2("enet_phy_ref_src", base + 0xa900, 24, 3, enet_phy_ref_sel, ARRAY_SIZE(enet_phy_ref_sel)); - hws[IMX7D_EIM_ROOT_SRC] = imx_clk_hw_mux2("eim_src", base + 0xa980, 24, 3, eim_sel, ARRAY_SIZE(eim_sel)); - hws[IMX7D_NAND_ROOT_SRC] = imx_clk_hw_mux2("nand_src", base + 0xaa00, 24, 3, nand_sel, ARRAY_SIZE(nand_sel)); - hws[IMX7D_QSPI_ROOT_SRC] = imx_clk_hw_mux2("qspi_src", base + 0xaa80, 24, 3, qspi_sel, ARRAY_SIZE(qspi_sel)); - hws[IMX7D_USDHC1_ROOT_SRC] = imx_clk_hw_mux2("usdhc1_src", base + 0xab00, 24, 3, usdhc1_sel, ARRAY_SIZE(usdhc1_sel)); - hws[IMX7D_USDHC2_ROOT_SRC] = imx_clk_hw_mux2("usdhc2_src", base + 0xab80, 24, 3, usdhc2_sel, ARRAY_SIZE(usdhc2_sel)); - hws[IMX7D_USDHC3_ROOT_SRC] = imx_clk_hw_mux2("usdhc3_src", base + 0xac00, 24, 3, usdhc3_sel, ARRAY_SIZE(usdhc3_sel)); - hws[IMX7D_CAN1_ROOT_SRC] = imx_clk_hw_mux2("can1_src", base + 0xac80, 24, 3, can1_sel, ARRAY_SIZE(can1_sel)); - hws[IMX7D_CAN2_ROOT_SRC] = imx_clk_hw_mux2("can2_src", base + 0xad00, 24, 3, can2_sel, ARRAY_SIZE(can2_sel)); - hws[IMX7D_I2C1_ROOT_SRC] = imx_clk_hw_mux2("i2c1_src", base + 0xad80, 24, 3, i2c1_sel, ARRAY_SIZE(i2c1_sel)); - hws[IMX7D_I2C2_ROOT_SRC] = imx_clk_hw_mux2("i2c2_src", base + 0xae00, 24, 3, i2c2_sel, ARRAY_SIZE(i2c2_sel)); - hws[IMX7D_I2C3_ROOT_SRC] = imx_clk_hw_mux2("i2c3_src", base + 0xae80, 24, 3, i2c3_sel, ARRAY_SIZE(i2c3_sel)); - hws[IMX7D_I2C4_ROOT_SRC] = imx_clk_hw_mux2("i2c4_src", base + 0xaf00, 24, 3, i2c4_sel, ARRAY_SIZE(i2c4_sel)); - hws[IMX7D_UART1_ROOT_SRC] = imx_clk_hw_mux2("uart1_src", base + 0xaf80, 24, 3, uart1_sel, ARRAY_SIZE(uart1_sel)); - hws[IMX7D_UART2_ROOT_SRC] = imx_clk_hw_mux2("uart2_src", base + 0xb000, 24, 3, uart2_sel, ARRAY_SIZE(uart2_sel)); - hws[IMX7D_UART3_ROOT_SRC] = imx_clk_hw_mux2("uart3_src", base + 0xb080, 24, 3, uart3_sel, ARRAY_SIZE(uart3_sel)); - hws[IMX7D_UART4_ROOT_SRC] = imx_clk_hw_mux2("uart4_src", base + 0xb100, 24, 3, uart4_sel, ARRAY_SIZE(uart4_sel)); - hws[IMX7D_UART5_ROOT_SRC] = imx_clk_hw_mux2("uart5_src", base + 0xb180, 24, 3, uart5_sel, ARRAY_SIZE(uart5_sel)); - hws[IMX7D_UART6_ROOT_SRC] = imx_clk_hw_mux2("uart6_src", base + 0xb200, 24, 3, uart6_sel, ARRAY_SIZE(uart6_sel)); - hws[IMX7D_UART7_ROOT_SRC] = imx_clk_hw_mux2("uart7_src", base + 0xb280, 24, 3, uart7_sel, ARRAY_SIZE(uart7_sel)); - hws[IMX7D_ECSPI1_ROOT_SRC] = imx_clk_hw_mux2("ecspi1_src", base + 0xb300, 24, 3, ecspi1_sel, ARRAY_SIZE(ecspi1_sel)); - hws[IMX7D_ECSPI2_ROOT_SRC] = imx_clk_hw_mux2("ecspi2_src", base + 0xb380, 24, 3, ecspi2_sel, ARRAY_SIZE(ecspi2_sel)); - hws[IMX7D_ECSPI3_ROOT_SRC] = imx_clk_hw_mux2("ecspi3_src", base + 0xb400, 24, 3, ecspi3_sel, ARRAY_SIZE(ecspi3_sel)); - hws[IMX7D_ECSPI4_ROOT_SRC] = imx_clk_hw_mux2("ecspi4_src", base + 0xb480, 24, 3, ecspi4_sel, ARRAY_SIZE(ecspi4_sel)); - hws[IMX7D_PWM1_ROOT_SRC] = imx_clk_hw_mux2("pwm1_src", base + 0xb500, 24, 3, pwm1_sel, ARRAY_SIZE(pwm1_sel)); - hws[IMX7D_PWM2_ROOT_SRC] = imx_clk_hw_mux2("pwm2_src", base + 0xb580, 24, 3, pwm2_sel, ARRAY_SIZE(pwm2_sel)); - hws[IMX7D_PWM3_ROOT_SRC] = imx_clk_hw_mux2("pwm3_src", base + 0xb600, 24, 3, pwm3_sel, ARRAY_SIZE(pwm3_sel)); - hws[IMX7D_PWM4_ROOT_SRC] = imx_clk_hw_mux2("pwm4_src", base + 0xb680, 24, 3, pwm4_sel, ARRAY_SIZE(pwm4_sel)); - hws[IMX7D_FLEXTIMER1_ROOT_SRC] = imx_clk_hw_mux2("flextimer1_src", base + 0xb700, 24, 3, flextimer1_sel, ARRAY_SIZE(flextimer1_sel)); - hws[IMX7D_FLEXTIMER2_ROOT_SRC] = imx_clk_hw_mux2("flextimer2_src", base + 0xb780, 24, 3, flextimer2_sel, ARRAY_SIZE(flextimer2_sel)); - hws[IMX7D_SIM1_ROOT_SRC] = imx_clk_hw_mux2("sim1_src", base + 0xb800, 24, 3, sim1_sel, ARRAY_SIZE(sim1_sel)); - hws[IMX7D_SIM2_ROOT_SRC] = imx_clk_hw_mux2("sim2_src", base + 0xb880, 24, 3, sim2_sel, ARRAY_SIZE(sim2_sel)); - hws[IMX7D_GPT1_ROOT_SRC] = imx_clk_hw_mux2("gpt1_src", base + 0xb900, 24, 3, gpt1_sel, ARRAY_SIZE(gpt1_sel)); - hws[IMX7D_GPT2_ROOT_SRC] = imx_clk_hw_mux2("gpt2_src", base + 0xb980, 24, 3, gpt2_sel, ARRAY_SIZE(gpt2_sel)); - hws[IMX7D_GPT3_ROOT_SRC] = imx_clk_hw_mux2("gpt3_src", base + 0xba00, 24, 3, gpt3_sel, ARRAY_SIZE(gpt3_sel)); - hws[IMX7D_GPT4_ROOT_SRC] = imx_clk_hw_mux2("gpt4_src", base + 0xba80, 24, 3, gpt4_sel, ARRAY_SIZE(gpt4_sel)); - hws[IMX7D_TRACE_ROOT_SRC] = imx_clk_hw_mux2("trace_src", base + 0xbb00, 24, 3, trace_sel, ARRAY_SIZE(trace_sel)); - hws[IMX7D_WDOG_ROOT_SRC] = imx_clk_hw_mux2("wdog_src", base + 0xbb80, 24, 3, wdog_sel, ARRAY_SIZE(wdog_sel)); - hws[IMX7D_CSI_MCLK_ROOT_SRC] = imx_clk_hw_mux2("csi_mclk_src", base + 0xbc00, 24, 3, csi_mclk_sel, ARRAY_SIZE(csi_mclk_sel)); - hws[IMX7D_AUDIO_MCLK_ROOT_SRC] = imx_clk_hw_mux2("audio_mclk_src", base + 0xbc80, 24, 3, audio_mclk_sel, ARRAY_SIZE(audio_mclk_sel)); - hws[IMX7D_WRCLK_ROOT_SRC] = imx_clk_hw_mux2("wrclk_src", base + 0xbd00, 24, 3, wrclk_sel, ARRAY_SIZE(wrclk_sel)); - hws[IMX7D_CLKO1_ROOT_SRC] = imx_clk_hw_mux2("clko1_src", base + 0xbd80, 24, 3, clko1_sel, ARRAY_SIZE(clko1_sel)); - hws[IMX7D_CLKO2_ROOT_SRC] = imx_clk_hw_mux2("clko2_src", base + 0xbe00, 24, 3, clko2_sel, ARRAY_SIZE(clko2_sel)); + + hws[IMX7D_ENET_AXI_ROOT_SRC] = imx_clk_hw_mux2_flags("enet_axi_src", base + 0x8900, 24, 3, enet_axi_sel, ARRAY_SIZE(enet_axi_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_NAND_USDHC_BUS_ROOT_SRC] = imx_clk_hw_mux2_flags("nand_usdhc_src", base + 0x8980, 24, 3, nand_usdhc_bus_sel, ARRAY_SIZE(nand_usdhc_bus_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_DRAM_PHYM_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_phym_src", base + 0x9800, 24, 1, dram_phym_sel, ARRAY_SIZE(dram_phym_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_DRAM_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_DRAM_PHYM_ALT_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_phym_alt_src", base + 0xa000, 24, 3, dram_phym_alt_sel, ARRAY_SIZE(dram_phym_alt_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_USB_HSIC_ROOT_SRC] = imx_clk_hw_mux2_flags("usb_hsic_src", base + 0xa100, 24, 3, usb_hsic_sel, ARRAY_SIZE(usb_hsic_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dsi_src", base + 0xa380, 24, 3, mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SAI1_ROOT_SRC] = imx_clk_hw_mux2_flags("sai1_src", base + 0xa500, 24, 3, sai1_sel, ARRAY_SIZE(sai1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SAI2_ROOT_SRC] = imx_clk_hw_mux2_flags("sai2_src", base + 0xa580, 24, 3, sai2_sel, ARRAY_SIZE(sai2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SAI3_ROOT_SRC] = imx_clk_hw_mux2_flags("sai3_src", base + 0xa600, 24, 3, sai3_sel, ARRAY_SIZE(sai3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SPDIF_ROOT_SRC] = imx_clk_hw_mux2_flags("spdif_src", base + 0xa680, 24, 3, spdif_sel, ARRAY_SIZE(spdif_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ENET1_REF_ROOT_SRC] = imx_clk_hw_mux2_flags("enet1_ref_src", base + 0xa700, 24, 3, enet1_ref_sel, ARRAY_SIZE(enet1_ref_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ENET1_TIME_ROOT_SRC] = imx_clk_hw_mux2_flags("enet1_time_src", base + 0xa780, 24, 3, enet1_time_sel, ARRAY_SIZE(enet1_time_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ENET2_REF_ROOT_SRC] = imx_clk_hw_mux2_flags("enet2_ref_src", base + 0xa800, 24, 3, enet2_ref_sel, ARRAY_SIZE(enet2_ref_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ENET2_TIME_ROOT_SRC] = imx_clk_hw_mux2_flags("enet2_time_src", base + 0xa880, 24, 3, enet2_time_sel, ARRAY_SIZE(enet2_time_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ENET_PHY_REF_ROOT_SRC] = imx_clk_hw_mux2_flags("enet_phy_ref_src", base + 0xa900, 24, 3, enet_phy_ref_sel, ARRAY_SIZE(enet_phy_ref_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_EIM_ROOT_SRC] = imx_clk_hw_mux2_flags("eim_src", base + 0xa980, 24, 3, eim_sel, ARRAY_SIZE(eim_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_NAND_ROOT_SRC] = imx_clk_hw_mux2_flags("nand_src", base + 0xaa00, 24, 3, nand_sel, ARRAY_SIZE(nand_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_QSPI_ROOT_SRC] = imx_clk_hw_mux2_flags("qspi_src", base + 0xaa80, 24, 3, qspi_sel, ARRAY_SIZE(qspi_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_USDHC1_ROOT_SRC] = imx_clk_hw_mux2_flags("usdhc1_src", base + 0xab00, 24, 3, usdhc1_sel, ARRAY_SIZE(usdhc1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_USDHC2_ROOT_SRC] = imx_clk_hw_mux2_flags("usdhc2_src", base + 0xab80, 24, 3, usdhc2_sel, ARRAY_SIZE(usdhc2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_USDHC3_ROOT_SRC] = imx_clk_hw_mux2_flags("usdhc3_src", base + 0xac00, 24, 3, usdhc3_sel, ARRAY_SIZE(usdhc3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_CAN1_ROOT_SRC] = imx_clk_hw_mux2_flags("can1_src", base + 0xac80, 24, 3, can1_sel, ARRAY_SIZE(can1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_CAN2_ROOT_SRC] = imx_clk_hw_mux2_flags("can2_src", base + 0xad00, 24, 3, can2_sel, ARRAY_SIZE(can2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_I2C1_ROOT_SRC] = imx_clk_hw_mux2_flags("i2c1_src", base + 0xad80, 24, 3, i2c1_sel, ARRAY_SIZE(i2c1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_I2C2_ROOT_SRC] = imx_clk_hw_mux2_flags("i2c2_src", base + 0xae00, 24, 3, i2c2_sel, ARRAY_SIZE(i2c2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_I2C3_ROOT_SRC] = imx_clk_hw_mux2_flags("i2c3_src", base + 0xae80, 24, 3, i2c3_sel, ARRAY_SIZE(i2c3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_I2C4_ROOT_SRC] = imx_clk_hw_mux2_flags("i2c4_src", base + 0xaf00, 24, 3, i2c4_sel, ARRAY_SIZE(i2c4_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART1_ROOT_SRC] = imx_clk_hw_mux2_flags("uart1_src", base + 0xaf80, 24, 3, uart1_sel, ARRAY_SIZE(uart1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART2_ROOT_SRC] = imx_clk_hw_mux2_flags("uart2_src", base + 0xb000, 24, 3, uart2_sel, ARRAY_SIZE(uart2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART3_ROOT_SRC] = imx_clk_hw_mux2_flags("uart3_src", base + 0xb080, 24, 3, uart3_sel, ARRAY_SIZE(uart3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART4_ROOT_SRC] = imx_clk_hw_mux2_flags("uart4_src", base + 0xb100, 24, 3, uart4_sel, ARRAY_SIZE(uart4_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART5_ROOT_SRC] = imx_clk_hw_mux2_flags("uart5_src", base + 0xb180, 24, 3, uart5_sel, ARRAY_SIZE(uart5_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART6_ROOT_SRC] = imx_clk_hw_mux2_flags("uart6_src", base + 0xb200, 24, 3, uart6_sel, ARRAY_SIZE(uart6_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_UART7_ROOT_SRC] = imx_clk_hw_mux2_flags("uart7_src", base + 0xb280, 24, 3, uart7_sel, ARRAY_SIZE(uart7_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ECSPI1_ROOT_SRC] = imx_clk_hw_mux2_flags("ecspi1_src", base + 0xb300, 24, 3, ecspi1_sel, ARRAY_SIZE(ecspi1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ECSPI2_ROOT_SRC] = imx_clk_hw_mux2_flags("ecspi2_src", base + 0xb380, 24, 3, ecspi2_sel, ARRAY_SIZE(ecspi2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ECSPI3_ROOT_SRC] = imx_clk_hw_mux2_flags("ecspi3_src", base + 0xb400, 24, 3, ecspi3_sel, ARRAY_SIZE(ecspi3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_ECSPI4_ROOT_SRC] = imx_clk_hw_mux2_flags("ecspi4_src", base + 0xb480, 24, 3, ecspi4_sel, ARRAY_SIZE(ecspi4_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PWM1_ROOT_SRC] = imx_clk_hw_mux2_flags("pwm1_src", base + 0xb500, 24, 3, pwm1_sel, ARRAY_SIZE(pwm1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PWM2_ROOT_SRC] = imx_clk_hw_mux2_flags("pwm2_src", base + 0xb580, 24, 3, pwm2_sel, ARRAY_SIZE(pwm2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PWM3_ROOT_SRC] = imx_clk_hw_mux2_flags("pwm3_src", base + 0xb600, 24, 3, pwm3_sel, ARRAY_SIZE(pwm3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_PWM4_ROOT_SRC] = imx_clk_hw_mux2_flags("pwm4_src", base + 0xb680, 24, 3, pwm4_sel, ARRAY_SIZE(pwm4_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_FLEXTIMER1_ROOT_SRC] = imx_clk_hw_mux2_flags("flextimer1_src", base + 0xb700, 24, 3, flextimer1_sel, ARRAY_SIZE(flextimer1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_FLEXTIMER2_ROOT_SRC] = imx_clk_hw_mux2_flags("flextimer2_src", base + 0xb780, 24, 3, flextimer2_sel, ARRAY_SIZE(flextimer2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SIM1_ROOT_SRC] = imx_clk_hw_mux2_flags("sim1_src", base + 0xb800, 24, 3, sim1_sel, ARRAY_SIZE(sim1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_SIM2_ROOT_SRC] = imx_clk_hw_mux2_flags("sim2_src", base + 0xb880, 24, 3, sim2_sel, ARRAY_SIZE(sim2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_GPT1_ROOT_SRC] = imx_clk_hw_mux2_flags("gpt1_src", base + 0xb900, 24, 3, gpt1_sel, ARRAY_SIZE(gpt1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_GPT2_ROOT_SRC] = imx_clk_hw_mux2_flags("gpt2_src", base + 0xb980, 24, 3, gpt2_sel, ARRAY_SIZE(gpt2_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_GPT3_ROOT_SRC] = imx_clk_hw_mux2_flags("gpt3_src", base + 0xba00, 24, 3, gpt3_sel, ARRAY_SIZE(gpt3_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_GPT4_ROOT_SRC] = imx_clk_hw_mux2_flags("gpt4_src", base + 0xba80, 24, 3, gpt4_sel, ARRAY_SIZE(gpt4_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_TRACE_ROOT_SRC] = imx_clk_hw_mux2_flags("trace_src", base + 0xbb00, 24, 3, trace_sel, ARRAY_SIZE(trace_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_WDOG_ROOT_SRC] = imx_clk_hw_mux2_flags("wdog_src", base + 0xbb80, 24, 3, wdog_sel, ARRAY_SIZE(wdog_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_CSI_MCLK_ROOT_SRC] = imx_clk_hw_mux2_flags("csi_mclk_src", base + 0xbc00, 24, 3, csi_mclk_sel, ARRAY_SIZE(csi_mclk_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_AUDIO_MCLK_ROOT_SRC] = imx_clk_hw_mux2_flags("audio_mclk_src", base + 0xbc80, 24, 3, audio_mclk_sel, ARRAY_SIZE(audio_mclk_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_WRCLK_ROOT_SRC] = imx_clk_hw_mux2_flags("wrclk_src", base + 0xbd00, 24, 3, wrclk_sel, ARRAY_SIZE(wrclk_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_CLKO1_ROOT_SRC] = imx_clk_hw_mux2_flags("clko1_src", base + 0xbd80, 24, 3, clko1_sel, ARRAY_SIZE(clko1_sel), CLK_SET_PARENT_GATE); + hws[IMX7D_CLKO2_ROOT_SRC] = imx_clk_hw_mux2_flags("clko2_src", base + 0xbe00, 24, 3, clko2_sel, ARRAY_SIZE(clko2_sel), CLK_SET_PARENT_GATE); hws[IMX7D_ARM_A7_ROOT_CG] = imx_clk_hw_gate3("arm_a7_cg", "arm_a7_src", base + 0x8000, 28); hws[IMX7D_ARM_M4_ROOT_CG] = imx_clk_hw_gate3("arm_m4_cg", "arm_m4_src", base + 0x8080, 28); diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index b793264c21c6..0de0be0cf548 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -657,3 +657,7 @@ static struct platform_driver imx8mm_clk_driver = { }, }; module_platform_driver(imx8mm_clk_driver); + +MODULE_AUTHOR("Bai Ping "); +MODULE_DESCRIPTION("NXP i.MX8MM clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index 213cc37b3173..e984de543f0b 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -608,3 +608,7 @@ static struct platform_driver imx8mn_clk_driver = { }, }; module_platform_driver(imx8mn_clk_driver); + +MODULE_AUTHOR("Anson Huang "); +MODULE_DESCRIPTION("NXP i.MX8MN clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c index ca747712400f..12ce4770f702 100644 --- a/drivers/clk/imx/clk-imx8mp.c +++ b/drivers/clk/imx/clk-imx8mp.c @@ -152,10 +152,6 @@ static const char * const imx8mp_can2_sels[] = {"osc_24m", "sys_pll2_200m", "sys "sys_pll1_160m", "sys_pll1_800m", "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", }; -static const char * const imx8mp_memrepair_sels[] = {"osc_24m", "sys_pll1_160m", "sys_pll2_50m", - "sys_pll3_out", "audio_pll1_out", "video_pll1_out", - "audio_pll2_out", "sys_pll1_133m", }; - static const char * const imx8mp_pcie_phy_sels[] = {"osc_24m", "sys_pll2_100m", "sys_pll2_500m", "clk_ext1", "clk_ext2", "clk_ext3", "clk_ext4", "sys_pll1_400m", }; @@ -375,15 +371,14 @@ static const char * const imx8mp_media_cam2_pix_sels[] = {"osc_24m", "sys_pll1_2 "sys_pll3_out", "audio_pll2_out", "video_pll1_out", }; -static const char * const imx8mp_media_mipi_phy2_ref_sels[] = {"osc_24m", "sys_pll2_333m", "sys_pll2_100m", - "sys_pll1_800m", "sys_pll2_1000m", - "clk_ext2", "audio_pll2_out", - "video_pll1_out", }; +static const char * const imx8mp_media_ldb_sels[] = {"osc_24m", "sys_pll2_333m", "sys_pll2_100m", + "sys_pll1_800m", "sys_pll2_1000m", + "clk_ext2", "audio_pll2_out", + "video_pll1_out", }; -static const char * const imx8mp_media_mipi_csi2_esc_sels[] = {"osc_24m", "sys_pll2_100m", "sys_pll1_80m", - "sys_pll1_800m", "sys_pll2_1000m", - "sys_pll3_out", "clk_ext3", - "audio_pll2_out", }; +static const char * const imx8mp_memrepair_sels[] = {"osc_24m", "sys_pll2_100m", "sys_pll1_80m", + "sys_pll1_800m", "sys_pll2_1000m", "sys_pll3_out", + "clk_ext3", "audio_pll2_out", }; static const char * const imx8mp_pcie2_ctrl_sels[] = {"osc_24m", "sys_pll2_250m", "sys_pll2_200m", "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_500m", @@ -590,7 +585,6 @@ static int imx8mp_clocks_probe(struct platform_device *pdev) hws[IMX8MP_CLK_VPU_G2] = imx8m_clk_hw_composite("vpu_g2", imx8mp_vpu_g2_sels, ccm_base + 0xa180); hws[IMX8MP_CLK_CAN1] = imx8m_clk_hw_composite("can1", imx8mp_can1_sels, ccm_base + 0xa200); hws[IMX8MP_CLK_CAN2] = imx8m_clk_hw_composite("can2", imx8mp_can2_sels, ccm_base + 0xa280); - hws[IMX8MP_CLK_MEMREPAIR] = imx8m_clk_hw_composite("memrepair", imx8mp_memrepair_sels, ccm_base + 0xa300); hws[IMX8MP_CLK_PCIE_PHY] = imx8m_clk_hw_composite("pcie_phy", imx8mp_pcie_phy_sels, ccm_base + 0xa380); hws[IMX8MP_CLK_PCIE_AUX] = imx8m_clk_hw_composite("pcie_aux", imx8mp_pcie_aux_sels, ccm_base + 0xa400); hws[IMX8MP_CLK_I2C5] = imx8m_clk_hw_composite("i2c5", imx8mp_i2c5_sels, ccm_base + 0xa480); @@ -647,8 +641,8 @@ static int imx8mp_clocks_probe(struct platform_device *pdev) hws[IMX8MP_CLK_MEDIA_MIPI_PHY1_REF] = imx8m_clk_hw_composite("media_mipi_phy1_ref", imx8mp_media_mipi_phy1_ref_sels, ccm_base + 0xbd80); hws[IMX8MP_CLK_MEDIA_DISP1_PIX] = imx8m_clk_hw_composite("media_disp1_pix", imx8mp_media_disp1_pix_sels, ccm_base + 0xbe00); hws[IMX8MP_CLK_MEDIA_CAM2_PIX] = imx8m_clk_hw_composite("media_cam2_pix", imx8mp_media_cam2_pix_sels, ccm_base + 0xbe80); - hws[IMX8MP_CLK_MEDIA_MIPI_PHY2_REF] = imx8m_clk_hw_composite("media_mipi_phy2_ref", imx8mp_media_mipi_phy2_ref_sels, ccm_base + 0xbf00); - hws[IMX8MP_CLK_MEDIA_MIPI_CSI2_ESC] = imx8m_clk_hw_composite("media_mipi_csi2_esc", imx8mp_media_mipi_csi2_esc_sels, ccm_base + 0xbf80); + hws[IMX8MP_CLK_MEDIA_LDB] = imx8m_clk_hw_composite("media_ldb", imx8mp_media_ldb_sels, ccm_base + 0xbf00); + hws[IMX8MP_CLK_MEMREPAIR] = imx8m_clk_hw_composite_critical("mem_repair", imx8mp_memrepair_sels, ccm_base + 0xbf80); hws[IMX8MP_CLK_PCIE2_CTRL] = imx8m_clk_hw_composite("pcie2_ctrl", imx8mp_pcie2_ctrl_sels, ccm_base + 0xc000); hws[IMX8MP_CLK_PCIE2_PHY] = imx8m_clk_hw_composite("pcie2_phy", imx8mp_pcie2_phy_sels, ccm_base + 0xc080); hws[IMX8MP_CLK_MEDIA_MIPI_TEST_BYTE] = imx8m_clk_hw_composite("media_mipi_test_byte", imx8mp_media_mipi_test_byte_sels, ccm_base + 0xc100); @@ -773,3 +767,7 @@ static struct platform_driver imx8mp_clk_driver = { }, }; module_platform_driver(imx8mp_clk_driver); + +MODULE_AUTHOR("Anson Huang "); +MODULE_DESCRIPTION("NXP i.MX8MP clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-imx8mq.c b/drivers/clk/imx/clk-imx8mq.c index a64aace213c2..8265d1d48af4 100644 --- a/drivers/clk/imx/clk-imx8mq.c +++ b/drivers/clk/imx/clk-imx8mq.c @@ -157,10 +157,10 @@ static const char * const imx8mq_qspi_sels[] = {"osc_25m", "sys1_pll_400m", "sys "audio_pll2_out", "sys1_pll_266m", "sys3_pll_out", "sys1_pll_100m", }; static const char * const imx8mq_usdhc1_sels[] = {"osc_25m", "sys1_pll_400m", "sys1_pll_800m", "sys2_pll_500m", - "audio_pll2_out", "sys1_pll_266m", "sys3_pll_out", "sys1_pll_100m", }; + "sys3_pll_out", "sys1_pll_266m", "audio_pll2_out", "sys1_pll_100m", }; static const char * const imx8mq_usdhc2_sels[] = {"osc_25m", "sys1_pll_400m", "sys1_pll_800m", "sys2_pll_500m", - "audio_pll2_out", "sys1_pll_266m", "sys3_pll_out", "sys1_pll_100m", }; + "sys3_pll_out", "sys1_pll_266m", "audio_pll2_out", "sys1_pll_100m", }; static const char * const imx8mq_i2c1_sels[] = {"osc_25m", "sys1_pll_160m", "sys2_pll_50m", "sys3_pll_out", "audio_pll1_out", "video_pll1_out", "audio_pll2_out", "sys1_pll_133m", }; @@ -643,3 +643,7 @@ static struct platform_driver imx8mq_clk_driver = { }, }; module_platform_driver(imx8mq_clk_driver); + +MODULE_AUTHOR("Abel Vesa "); +MODULE_DESCRIPTION("NXP i.MX8MQ clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c index 04c8ee35e14c..e947a70054ac 100644 --- a/drivers/clk/imx/clk-imx8qxp-lpcg.c +++ b/drivers/clk/imx/clk-imx8qxp-lpcg.c @@ -232,3 +232,7 @@ static struct platform_driver imx8qxp_lpcg_clk_driver = { }; builtin_platform_driver(imx8qxp_lpcg_clk_driver); + +MODULE_AUTHOR("Aisheng Dong "); +MODULE_DESCRIPTION("NXP i.MX8QXP LPCG clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-imx8qxp.c b/drivers/clk/imx/clk-imx8qxp.c index 5e2903efc488..d650ca33cdc8 100644 --- a/drivers/clk/imx/clk-imx8qxp.c +++ b/drivers/clk/imx/clk-imx8qxp.c @@ -152,3 +152,7 @@ static struct platform_driver imx8qxp_clk_driver = { .probe = imx8qxp_clk_probe, }; builtin_platform_driver(imx8qxp_clk_driver); + +MODULE_AUTHOR("Aisheng Dong "); +MODULE_DESCRIPTION("NXP i.MX8QXP clock driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk-lpcg-scu.c b/drivers/clk/imx/clk-lpcg-scu.c index a73a799fb777..1f0e44f921ae 100644 --- a/drivers/clk/imx/clk-lpcg-scu.c +++ b/drivers/clk/imx/clk-lpcg-scu.c @@ -4,6 +4,7 @@ * Dong Aisheng */ +#include #include #include #include diff --git a/drivers/clk/imx/clk-pfd.c b/drivers/clk/imx/clk-pfd.c index 50b7c30296f7..5d2a9a3be95e 100644 --- a/drivers/clk/imx/clk-pfd.c +++ b/drivers/clk/imx/clk-pfd.c @@ -12,7 +12,7 @@ /** * struct clk_pfd - IMX PFD clock - * @clk_hw: clock source + * @hw: clock source * @reg: PFD register address * @idx: the index of PFD encoded in the register * diff --git a/drivers/clk/imx/clk-pfdv2.c b/drivers/clk/imx/clk-pfdv2.c index 78e1f7641aaa..6b744c84278e 100644 --- a/drivers/clk/imx/clk-pfdv2.c +++ b/drivers/clk/imx/clk-pfdv2.c @@ -17,7 +17,7 @@ /** * struct clk_pfdv2 - IMX PFD clock - * @clk_hw: clock source + * @hw: clock source * @reg: PFD register address * @gate_bit: Gate bit offset * @vld_bit: Valid bit offset diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c index f9eb189b93c0..aba36e4217d2 100644 --- a/drivers/clk/imx/clk-pll14xx.c +++ b/drivers/clk/imx/clk-pll14xx.c @@ -3,9 +3,10 @@ * Copyright 2017-2018 NXP. */ -#include +#include #include #include +#include #include #include #include @@ -68,6 +69,7 @@ struct imx_pll14xx_clk imx_1443x_pll = { .rate_table = imx_pll1443x_tbl, .rate_count = ARRAY_SIZE(imx_pll1443x_tbl), }; +EXPORT_SYMBOL_GPL(imx_1443x_pll); struct imx_pll14xx_clk imx_1443x_dram_pll = { .type = PLL_1443X, @@ -75,12 +77,14 @@ struct imx_pll14xx_clk imx_1443x_dram_pll = { .rate_count = ARRAY_SIZE(imx_pll1443x_tbl), .flags = CLK_GET_RATE_NOCACHE, }; +EXPORT_SYMBOL_GPL(imx_1443x_dram_pll); struct imx_pll14xx_clk imx_1416x_pll = { .type = PLL_1416X, .rate_table = imx_pll1416x_tbl, .rate_count = ARRAY_SIZE(imx_pll1416x_tbl), }; +EXPORT_SYMBOL_GPL(imx_1416x_pll); static const struct imx_pll14xx_rate_table *imx_get_pll_settings( struct clk_pll14xx *pll, unsigned long rate) @@ -436,3 +440,4 @@ struct clk_hw *imx_dev_clk_hw_pll14xx(struct device *dev, const char *name, return hw; } +EXPORT_SYMBOL_GPL(imx_dev_clk_hw_pll14xx); diff --git a/drivers/clk/imx/clk-pllv1.c b/drivers/clk/imx/clk-pllv1.c index de4f8a41a7d0..36ffb0525735 100644 --- a/drivers/clk/imx/clk-pllv1.c +++ b/drivers/clk/imx/clk-pllv1.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include #include #include #include diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c index b20cdea3e9cc..20ee9611ba6e 100644 --- a/drivers/clk/imx/clk-pllv3.c +++ b/drivers/clk/imx/clk-pllv3.c @@ -30,12 +30,15 @@ /** * struct clk_pllv3 - IMX PLL clock version 3 - * @clk_hw: clock source + * @hw: clock source * @base: base address of PLL registers * @power_bit: pll power bit mask * @powerup_set: set power_bit to power up the PLL * @div_mask: mask of divider bits * @div_shift: shift of divider bits + * @ref_clock: reference clock rate + * @num_offset: num register offset + * @denom_offset: denom register offset * * IMX PLL clock version 3, found on i.MX6 series. Divider for pllv3 * is actually a multiplier, and always sits at bit 0. diff --git a/drivers/clk/imx/clk-pllv4.c b/drivers/clk/imx/clk-pllv4.c index a49450431855..8ec703f27417 100644 --- a/drivers/clk/imx/clk-pllv4.c +++ b/drivers/clk/imx/clk-pllv4.c @@ -7,6 +7,7 @@ * */ +#include #include #include #include diff --git a/drivers/clk/imx/clk-sscg-pll.c b/drivers/clk/imx/clk-sscg-pll.c index 773d8a545cdf..9d6cdff0537f 100644 --- a/drivers/clk/imx/clk-sscg-pll.c +++ b/drivers/clk/imx/clk-sscg-pll.c @@ -10,6 +10,7 @@ #include #include +#include #include #include #include @@ -537,3 +538,4 @@ struct clk_hw *imx_clk_hw_sscg_pll(const char *name, return hw; } +EXPORT_SYMBOL_GPL(imx_clk_hw_sscg_pll); diff --git a/drivers/clk/imx/clk-vf610.c b/drivers/clk/imx/clk-vf610.c index 5129ef8e1d6e..9e11f1c7c397 100644 --- a/drivers/clk/imx/clk-vf610.c +++ b/drivers/clk/imx/clk-vf610.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -328,6 +329,7 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_DSPI2] = imx_clk_gate2("dspi2", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(12)); clk[VF610_CLK_DSPI3] = imx_clk_gate2("dspi3", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(13)); + clk[VF610_CLK_CRC] = imx_clk_gate2("crc", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(3)); clk[VF610_CLK_WDT] = imx_clk_gate2("wdt", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(14)); clk[VF610_CLK_ESDHC0_SEL] = imx_clk_mux("esdhc0_sel", CCM_CSCMR1, 16, 2, esdhc_sels, 4); diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c index 87ab8db3d282..47882c51cb85 100644 --- a/drivers/clk/imx/clk.c +++ b/drivers/clk/imx/clk.c @@ -1,8 +1,10 @@ // SPDX-License-Identifier: GPL-2.0 +#include #include #include #include #include +#include #include #include #include @@ -13,6 +15,7 @@ #define CCDR_MMDC_CH1_MASK BIT(16) DEFINE_SPINLOCK(imx_ccm_lock); +EXPORT_SYMBOL_GPL(imx_ccm_lock); void imx_unregister_clocks(struct clk *clks[], unsigned int count) { @@ -29,8 +32,9 @@ void imx_unregister_hw_clocks(struct clk_hw *hws[], unsigned int count) for (i = 0; i < count; i++) clk_hw_unregister(hws[i]); } +EXPORT_SYMBOL_GPL(imx_unregister_hw_clocks); -void __init imx_mmdc_mask_handshake(void __iomem *ccm_base, +void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn) { unsigned int reg; @@ -59,8 +63,9 @@ void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count) pr_err("i.MX clk %u: register failed with %ld\n", i, PTR_ERR(clks[i])); } +EXPORT_SYMBOL_GPL(imx_check_clk_hws); -static struct clk * __init imx_obtain_fixed_clock_from_dt(const char *name) +static struct clk *imx_obtain_fixed_clock_from_dt(const char *name) { struct of_phandle_args phandle; struct clk *clk = ERR_PTR(-ENODEV); @@ -80,7 +85,7 @@ static struct clk * __init imx_obtain_fixed_clock_from_dt(const char *name) return clk; } -struct clk * __init imx_obtain_fixed_clock( +struct clk *imx_obtain_fixed_clock( const char *name, unsigned long rate) { struct clk *clk; @@ -91,7 +96,7 @@ struct clk * __init imx_obtain_fixed_clock( return clk; } -struct clk_hw * __init imx_obtain_fixed_clock_hw( +struct clk_hw *imx_obtain_fixed_clock_hw( const char *name, unsigned long rate) { struct clk *clk; @@ -113,6 +118,7 @@ struct clk_hw * imx_obtain_fixed_clk_hw(struct device_node *np, return __clk_get_hw(clk); } +EXPORT_SYMBOL_GPL(imx_obtain_fixed_clk_hw); /* * This fixups the register CCM_CSCMR1 write value. @@ -140,6 +146,7 @@ void imx_cscmr1_fixup(u32 *val) return; } +#ifndef MODULE static int imx_keep_uart_clocks; static struct clk ** const *imx_uart_clocks; @@ -177,3 +184,6 @@ static int __init imx_clk_disable_uart(void) return 0; } late_initcall_sync(imx_clk_disable_uart); +#endif + +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index 16adbc34e05f..3b796b3da249 100644 --- a/drivers/clk/imx/clk.h +++ b/drivers/clk/imx/clk.h @@ -2,6 +2,7 @@ #ifndef __MACH_IMX_CLK_H #define __MACH_IMX_CLK_H +#include #include #include @@ -11,7 +12,13 @@ extern spinlock_t imx_ccm_lock; void imx_check_clocks(struct clk *clks[], unsigned int count); void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count); +#ifndef MODULE void imx_register_uart_clocks(struct clk ** const clks[]); +#else +static inline void imx_register_uart_clocks(struct clk ** const clks[]) +{ +} +#endif void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn); void imx_unregister_clocks(struct clk *clks[], unsigned int count); void imx_unregister_hw_clocks(struct clk_hw *hws[], unsigned int count); diff --git a/drivers/clk/ingenic/cgu.c b/drivers/clk/ingenic/cgu.c index d7981b670221..dac6edc670cc 100644 --- a/drivers/clk/ingenic/cgu.c +++ b/drivers/clk/ingenic/cgu.c @@ -12,15 +12,24 @@ #include #include #include +#include #include #include #include #include #include +#include + #include "cgu.h" #define MHZ (1000 * 1000) +static inline const struct ingenic_cgu_clk_info * +to_clk_info(struct ingenic_clk *clk) +{ + return &clk->cgu->clock_info[clk->idx]; +} + /** * ingenic_cgu_gate_get() - get the value of clock gate register bit * @cgu: reference to the CGU whose registers should be read @@ -71,14 +80,13 @@ static unsigned long ingenic_pll_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; const struct ingenic_cgu_pll_info *pll_info; unsigned m, n, od_enc, od; bool bypass; u32 ctl; - clk_info = &cgu->clock_info[ingenic_clk->idx]; BUG_ON(clk_info->type != CGU_CLK_PLL); pll_info = &clk_info->pll; @@ -144,18 +152,6 @@ ingenic_pll_calc(const struct ingenic_cgu_clk_info *clk_info, n * od); } -static inline const struct ingenic_cgu_clk_info *to_clk_info( - struct ingenic_clk *ingenic_clk) -{ - struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; - - clk_info = &cgu->clock_info[ingenic_clk->idx]; - BUG_ON(clk_info->type != CGU_CLK_PLL); - - return clk_info; -} - static long ingenic_pll_round_rate(struct clk_hw *hw, unsigned long req_rate, unsigned long *prate) @@ -166,6 +162,16 @@ ingenic_pll_round_rate(struct clk_hw *hw, unsigned long req_rate, return ingenic_pll_calc(clk_info, req_rate, *prate, NULL, NULL, NULL); } +static inline int ingenic_pll_check_stable(struct ingenic_cgu *cgu, + const struct ingenic_cgu_pll_info *pll_info) +{ + u32 ctl; + + return readl_poll_timeout(cgu->base + pll_info->reg, ctl, + ctl & BIT(pll_info->stable_bit), + 0, 100 * USEC_PER_MSEC); +} + static int ingenic_pll_set_rate(struct clk_hw *hw, unsigned long req_rate, unsigned long parent_rate) @@ -176,6 +182,7 @@ ingenic_pll_set_rate(struct clk_hw *hw, unsigned long req_rate, const struct ingenic_cgu_pll_info *pll_info = &clk_info->pll; unsigned long rate, flags; unsigned int m, n, od; + int ret = 0; u32 ctl; rate = ingenic_pll_calc(clk_info, req_rate, parent_rate, @@ -197,9 +204,14 @@ ingenic_pll_set_rate(struct clk_hw *hw, unsigned long req_rate, ctl |= pll_info->od_encoding[od - 1] << pll_info->od_shift; writel(ctl, cgu->base + pll_info->reg); + + /* If the PLL is enabled, verify that it's stable */ + if (ctl & BIT(pll_info->enable_bit)) + ret = ingenic_pll_check_stable(cgu, pll_info); + spin_unlock_irqrestore(&cgu->lock, flags); - return 0; + return ret; } static int ingenic_pll_enable(struct clk_hw *hw) @@ -208,9 +220,8 @@ static int ingenic_pll_enable(struct clk_hw *hw) struct ingenic_cgu *cgu = ingenic_clk->cgu; const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); const struct ingenic_cgu_pll_info *pll_info = &clk_info->pll; - const unsigned int timeout = 100; unsigned long flags; - unsigned int i; + int ret; u32 ctl; spin_lock_irqsave(&cgu->lock, flags); @@ -226,20 +237,10 @@ static int ingenic_pll_enable(struct clk_hw *hw) writel(ctl, cgu->base + pll_info->reg); - /* wait for the PLL to stabilise */ - for (i = 0; i < timeout; i++) { - ctl = readl(cgu->base + pll_info->reg); - if (ctl & BIT(pll_info->stable_bit)) - break; - mdelay(1); - } - + ret = ingenic_pll_check_stable(cgu, pll_info); spin_unlock_irqrestore(&cgu->lock, flags); - if (i == timeout) - return -EBUSY; - - return 0; + return ret; } static void ingenic_pll_disable(struct clk_hw *hw) @@ -290,13 +291,11 @@ static const struct clk_ops ingenic_pll_ops = { static u8 ingenic_clk_get_parent(struct clk_hw *hw) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; u32 reg; u8 i, hw_idx, idx = 0; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_MUX) { reg = readl(cgu->base + clk_info->mux.reg); hw_idx = (reg >> clk_info->mux.shift) & @@ -318,14 +317,12 @@ static u8 ingenic_clk_get_parent(struct clk_hw *hw) static int ingenic_clk_set_parent(struct clk_hw *hw, u8 idx) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; unsigned long flags; u8 curr_idx, hw_idx, num_poss; u32 reg, mask; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_MUX) { /* * Convert the parent index to the hardware index by adding @@ -368,13 +365,11 @@ static unsigned long ingenic_clk_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; unsigned long rate = parent_rate; u32 div_reg, div; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_DIV) { div_reg = readl(cgu->base + clk_info->div.reg); div = (div_reg >> clk_info->div.shift) & @@ -443,35 +438,41 @@ ingenic_clk_round_rate(struct clk_hw *hw, unsigned long req_rate, unsigned long *parent_rate) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); - struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); unsigned int div = 1; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_DIV) div = ingenic_clk_calc_div(clk_info, *parent_rate, req_rate); else if (clk_info->type & CGU_CLK_FIXDIV) div = clk_info->fixdiv.div; + else if (clk_hw_can_set_rate_parent(hw)) + *parent_rate = req_rate; return DIV_ROUND_UP(*parent_rate, div); } +static inline int ingenic_clk_check_stable(struct ingenic_cgu *cgu, + const struct ingenic_cgu_clk_info *clk_info) +{ + u32 reg; + + return readl_poll_timeout(cgu->base + clk_info->div.reg, reg, + !(reg & BIT(clk_info->div.busy_bit)), + 0, 100 * USEC_PER_MSEC); +} + static int ingenic_clk_set_rate(struct clk_hw *hw, unsigned long req_rate, unsigned long parent_rate) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; - const unsigned timeout = 100; unsigned long rate, flags; - unsigned int hw_div, div, i; + unsigned int hw_div, div; u32 reg, mask; int ret = 0; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_DIV) { div = ingenic_clk_calc_div(clk_info, parent_rate, req_rate); rate = DIV_ROUND_UP(parent_rate, div); @@ -504,16 +505,8 @@ ingenic_clk_set_rate(struct clk_hw *hw, unsigned long req_rate, writel(reg, cgu->base + clk_info->div.reg); /* wait for the change to take effect */ - if (clk_info->div.busy_bit != -1) { - for (i = 0; i < timeout; i++) { - reg = readl(cgu->base + clk_info->div.reg); - if (!(reg & BIT(clk_info->div.busy_bit))) - break; - mdelay(1); - } - if (i == timeout) - ret = -EBUSY; - } + if (clk_info->div.busy_bit != -1) + ret = ingenic_clk_check_stable(cgu, clk_info); spin_unlock_irqrestore(&cgu->lock, flags); return ret; @@ -525,12 +518,10 @@ ingenic_clk_set_rate(struct clk_hw *hw, unsigned long req_rate, static int ingenic_clk_enable(struct clk_hw *hw) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; unsigned long flags; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_GATE) { /* ungate the clock */ spin_lock_irqsave(&cgu->lock, flags); @@ -547,12 +538,10 @@ static int ingenic_clk_enable(struct clk_hw *hw) static void ingenic_clk_disable(struct clk_hw *hw) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; unsigned long flags; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_GATE) { /* gate the clock */ spin_lock_irqsave(&cgu->lock, flags); @@ -564,12 +553,10 @@ static void ingenic_clk_disable(struct clk_hw *hw) static int ingenic_clk_is_enabled(struct clk_hw *hw) { struct ingenic_clk *ingenic_clk = to_ingenic_clk(hw); + const struct ingenic_cgu_clk_info *clk_info = to_clk_info(ingenic_clk); struct ingenic_cgu *cgu = ingenic_clk->cgu; - const struct ingenic_cgu_clk_info *clk_info; int enabled = 1; - clk_info = &cgu->clock_info[ingenic_clk->idx]; - if (clk_info->type & CGU_CLK_GATE) enabled = !ingenic_cgu_gate_get(cgu, &clk_info->gate); @@ -644,6 +631,13 @@ static int ingenic_register_clock(struct ingenic_cgu *cgu, unsigned idx) caps = clk_info->type; + if (caps & CGU_CLK_DIV) { + caps &= ~CGU_CLK_DIV; + } else if (!(caps & CGU_CLK_CUSTOM)) { + /* pass rate changes to the parent clock */ + clk_init.flags |= CLK_SET_RATE_PARENT; + } + if (caps & (CGU_CLK_MUX | CGU_CLK_CUSTOM)) { clk_init.num_parents = 0; @@ -683,7 +677,6 @@ static int ingenic_register_clock(struct ingenic_cgu *cgu, unsigned idx) } } else if (caps & CGU_CLK_PLL) { clk_init.ops = &ingenic_pll_ops; - clk_init.flags |= CLK_SET_RATE_GATE; caps &= ~CGU_CLK_PLL; @@ -706,13 +699,6 @@ static int ingenic_register_clock(struct ingenic_cgu *cgu, unsigned idx) caps &= ~(CGU_CLK_MUX | CGU_CLK_MUX_GLITCHFREE); } - if (caps & CGU_CLK_DIV) { - caps &= ~CGU_CLK_DIV; - } else { - /* pass rate changes to the parent clock */ - clk_init.flags |= CLK_SET_RATE_PARENT; - } - if (caps) { pr_err("%s: unknown clock type 0x%x\n", __func__, caps); goto out; diff --git a/drivers/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c index 2ad26cb927fd..aaf31abe1c8f 100644 --- a/drivers/clk/keystone/sci-clk.c +++ b/drivers/clk/keystone/sci-clk.c @@ -54,6 +54,8 @@ struct sci_clk_provider { * @provider: Master clock provider * @flags: Flags for the clock * @node: Link for handling clocks probed via DT + * @cached_req: Cached requested freq for determine rate calls + * @cached_res: Cached result freq for determine rate calls */ struct sci_clk { struct clk_hw hw; @@ -63,6 +65,8 @@ struct sci_clk { struct sci_clk_provider *provider; u8 flags; struct list_head node; + unsigned long cached_req; + unsigned long cached_res; }; #define to_sci_clk(_hw) container_of(_hw, struct sci_clk, hw) @@ -175,6 +179,11 @@ static int sci_clk_determine_rate(struct clk_hw *hw, int ret; u64 new_rate; + if (clk->cached_req && clk->cached_req == req->rate) { + req->rate = clk->cached_res; + return 0; + } + ret = clk->provider->ops->get_best_match_freq(clk->provider->sci, clk->dev_id, clk->clk_id, @@ -189,6 +198,9 @@ static int sci_clk_determine_rate(struct clk_hw *hw, return ret; } + clk->cached_req = req->rate; + clk->cached_res = new_rate; + req->rate = new_rate; return 0; @@ -209,7 +221,8 @@ static int sci_clk_set_rate(struct clk_hw *hw, unsigned long rate, struct sci_clk *clk = to_sci_clk(hw); return clk->provider->ops->set_freq(clk->provider->sci, clk->dev_id, - clk->clk_id, rate, rate, rate); + clk->clk_id, rate / 10 * 9, rate, + rate / 10 * 11); } /** @@ -249,6 +262,8 @@ static int sci_clk_set_parent(struct clk_hw *hw, u8 index) { struct sci_clk *clk = to_sci_clk(hw); + clk->cached_req = 0; + return clk->provider->ops->set_parent(clk->provider->sci, clk->dev_id, clk->clk_id, index + 1 + clk->clk_id); @@ -522,7 +537,7 @@ static int ti_sci_scan_clocks_from_dt(struct sci_clk_provider *provider) np = of_find_node_with_property(np, *clk_name); if (!np) { clk_name++; - break; + continue; } if (!of_device_is_available(np)) diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 89ceb2fbc7c4..ce8475098b31 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -352,6 +352,54 @@ config COMMON_CLK_MT8135 help This driver supports MediaTek MT8135 clocks. +config COMMON_CLK_MT8167 + bool "Clock driver for MediaTek MT8167" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 basic clocks. + +config COMMON_CLK_MT8167_AUDSYS + bool "Clock driver for MediaTek MT8167 audsys" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 audsys clocks. + +config COMMON_CLK_MT8167_IMGSYS + bool "Clock driver for MediaTek MT8167 imgsys" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 imgsys clocks. + +config COMMON_CLK_MT8167_MFGCFG + bool "Clock driver for MediaTek MT8167 mfgcfg" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 mfgcfg clocks. + +config COMMON_CLK_MT8167_MMSYS + bool "Clock driver for MediaTek MT8167 mmsys" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 mmsys clocks. + +config COMMON_CLK_MT8167_VDECSYS + bool "Clock driver for MediaTek MT8167 vdecsys" + depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST + select COMMON_CLK_MEDIATEK + default ARCH_MEDIATEK + help + This driver supports MediaTek MT8167 vdecsys clocks. + config COMMON_CLK_MT8173 bool "Clock driver for MediaTek MT8173" depends on ARCH_MEDIATEK || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index 959b556d32ea..3b0c2be73824 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -47,6 +47,12 @@ obj-$(CONFIG_COMMON_CLK_MT7629) += clk-mt7629.o obj-$(CONFIG_COMMON_CLK_MT7629_ETHSYS) += clk-mt7629-eth.o obj-$(CONFIG_COMMON_CLK_MT7629_HIFSYS) += clk-mt7629-hif.o obj-$(CONFIG_COMMON_CLK_MT8135) += clk-mt8135.o +obj-$(CONFIG_COMMON_CLK_MT8167) += clk-mt8167.o +obj-$(CONFIG_COMMON_CLK_MT8167_AUDSYS) += clk-mt8167-aud.o +obj-$(CONFIG_COMMON_CLK_MT8167_IMGSYS) += clk-mt8167-img.o +obj-$(CONFIG_COMMON_CLK_MT8167_MFGCFG) += clk-mt8167-mfgcfg.o +obj-$(CONFIG_COMMON_CLK_MT8167_MMSYS) += clk-mt8167-mm.o +obj-$(CONFIG_COMMON_CLK_MT8167_VDECSYS) += clk-mt8167-vdec.o obj-$(CONFIG_COMMON_CLK_MT8173) += clk-mt8173.o obj-$(CONFIG_COMMON_CLK_MT8173_MMSYS) += clk-mt8173-mm.o obj-$(CONFIG_COMMON_CLK_MT8183) += clk-mt8183.o diff --git a/drivers/clk/mediatek/clk-mt6765.c b/drivers/clk/mediatek/clk-mt6765.c index db8db1b3b79d..d77ea5aff292 100644 --- a/drivers/clk/mediatek/clk-mt6765.c +++ b/drivers/clk/mediatek/clk-mt6765.c @@ -909,7 +909,6 @@ static struct platform_driver clk_mt6765_drv = { .probe = clk_mt6765_probe, .driver = { .name = "clk-mt6765", - .owner = THIS_MODULE, .of_match_table = of_match_clk_mt6765, }, }; diff --git a/drivers/clk/mediatek/clk-mt6779.c b/drivers/clk/mediatek/clk-mt6779.c index 9766cccf5844..6e0d3a166729 100644 --- a/drivers/clk/mediatek/clk-mt6779.c +++ b/drivers/clk/mediatek/clk-mt6779.c @@ -919,6 +919,8 @@ static const struct mtk_gate infra_clks[] = { "pwm_sel", 19), GATE_INFRA0(CLK_INFRA_PWM, "infra_pwm", "pwm_sel", 21), + GATE_INFRA0(CLK_INFRA_UART0, "infra_uart0", + "uart_sel", 22), GATE_INFRA0(CLK_INFRA_UART1, "infra_uart1", "uart_sel", 23), GATE_INFRA0(CLK_INFRA_UART2, "infra_uart2", diff --git a/drivers/clk/mediatek/clk-mt6797.c b/drivers/clk/mediatek/clk-mt6797.c index f35389a11af1..428eb24ffec5 100644 --- a/drivers/clk/mediatek/clk-mt6797.c +++ b/drivers/clk/mediatek/clk-mt6797.c @@ -582,7 +582,7 @@ CLK_OF_DECLARE_DRIVER(mtk_infra, "mediatek,mt6797-infracfg", static int mtk_infrasys_init(struct platform_device *pdev) { - int r, i; + int i; struct device_node *node = pdev->dev.of_node; if (!infra_clk_data) { @@ -599,11 +599,7 @@ static int mtk_infrasys_init(struct platform_device *pdev) mtk_clk_register_factors(infra_fixed_divs, ARRAY_SIZE(infra_fixed_divs), infra_clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data); - if (r) - return r; - - return 0; + return of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data); } #define MT6797_PLL_FMAX (3000UL * MHZ) diff --git a/drivers/clk/mediatek/clk-mt7629.c b/drivers/clk/mediatek/clk-mt7629.c index b73bdf152836..a0ee079670c7 100644 --- a/drivers/clk/mediatek/clk-mt7629.c +++ b/drivers/clk/mediatek/clk-mt7629.c @@ -601,7 +601,6 @@ static int mtk_infrasys_init(struct platform_device *pdev) { struct device_node *node = pdev->dev.of_node; struct clk_onecell_data *clk_data; - int r; clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK); @@ -611,12 +610,8 @@ static int mtk_infrasys_init(struct platform_device *pdev) mtk_clk_register_cpumuxes(node, infra_muxes, ARRAY_SIZE(infra_muxes), clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, - clk_data); - if (r) - return r; - - return 0; + return of_clk_add_provider(node, of_clk_src_onecell_get, + clk_data); } static int mtk_pericfg_init(struct platform_device *pdev) diff --git a/drivers/clk/mediatek/clk-mt8167-aud.c b/drivers/clk/mediatek/clk-mt8167-aud.c new file mode 100644 index 000000000000..3f7bf6485792 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167-aud.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs aud_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +#define GATE_AUD(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &aud_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +static const struct mtk_gate aud_clks[] __initconst = { + GATE_AUD(CLK_AUD_AFE, "aud_afe", "clk26m_ck", 2), + GATE_AUD(CLK_AUD_I2S, "aud_i2s", "i2s_infra_bck", 6), + GATE_AUD(CLK_AUD_22M, "aud_22m", "rg_aud_engen1", 8), + GATE_AUD(CLK_AUD_24M, "aud_24m", "rg_aud_engen2", 9), + GATE_AUD(CLK_AUD_INTDIR, "aud_intdir", "rg_aud_spdif_in", 15), + GATE_AUD(CLK_AUD_APLL2_TUNER, "aud_apll2_tuner", "rg_aud_engen2", 18), + GATE_AUD(CLK_AUD_APLL_TUNER, "aud_apll_tuner", "rg_aud_engen1", 19), + GATE_AUD(CLK_AUD_HDMI, "aud_hdmi", "apll12_div4", 20), + GATE_AUD(CLK_AUD_SPDF, "aud_spdf", "apll12_div6", 21), + GATE_AUD(CLK_AUD_ADC, "aud_adc", "aud_afe", 24), + GATE_AUD(CLK_AUD_DAC, "aud_dac", "aud_afe", 25), + GATE_AUD(CLK_AUD_DAC_PREDIS, "aud_dac_predis", "aud_afe", 26), + GATE_AUD(CLK_AUD_TML, "aud_tml", "aud_afe", 27), +}; + +static void __init mtk_audsys_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_AUD_NR_CLK); + + mtk_clk_register_gates(node, aud_clks, ARRAY_SIZE(aud_clks), clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); + +} +CLK_OF_DECLARE(mtk_audsys, "mediatek,mt8167-audsys", mtk_audsys_init); diff --git a/drivers/clk/mediatek/clk-mt8167-img.c b/drivers/clk/mediatek/clk-mt8167-img.c new file mode 100644 index 000000000000..3b4ec9eae432 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167-img.c @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs img_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_IMG(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &img_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +static const struct mtk_gate img_clks[] __initconst = { + GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0), + GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5), + GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6), + GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7), + GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8), + GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9), +}; + +static void __init mtk_imgsys_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_IMG_NR_CLK); + + mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks), clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); + +} +CLK_OF_DECLARE(mtk_imgsys, "mediatek,mt8167-imgsys", mtk_imgsys_init); diff --git a/drivers/clk/mediatek/clk-mt8167-mfgcfg.c b/drivers/clk/mediatek/clk-mt8167-mfgcfg.c new file mode 100644 index 000000000000..90b871730f2d --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167-mfgcfg.c @@ -0,0 +1,58 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs mfg_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_MFG(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mfg_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +static const struct mtk_gate mfg_clks[] __initconst = { + GATE_MFG(CLK_MFG_BAXI, "mfg_baxi", "ahb_infra_sel", 0), + GATE_MFG(CLK_MFG_BMEM, "mfg_bmem", "gfmux_emi1x_sel", 1), + GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_mm", 2), + GATE_MFG(CLK_MFG_B26M, "mfg_b26m", "clk26m_ck", 3), +}; + +static void __init mtk_mfgcfg_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_MFG_NR_CLK); + + mtk_clk_register_gates(node, mfg_clks, ARRAY_SIZE(mfg_clks), clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); + +} +CLK_OF_DECLARE(mtk_mfgcfg, "mediatek,mt8167-mfgcfg", mtk_mfgcfg_init); diff --git a/drivers/clk/mediatek/clk-mt8167-mm.c b/drivers/clk/mediatek/clk-mt8167-mm.c new file mode 100644 index 000000000000..963b129aade1 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167-mm.c @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs mm0_cg_regs = { + .set_ofs = 0x104, + .clr_ofs = 0x108, + .sta_ofs = 0x100, +}; + +static const struct mtk_gate_regs mm1_cg_regs = { + .set_ofs = 0x114, + .clr_ofs = 0x118, + .sta_ofs = 0x110, +}; + +#define GATE_MM0(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mm0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_MM1(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &mm1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +static const struct mtk_gate mm_clks[] = { + /* MM0 */ + GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "smi_mm", 0), + GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "smi_mm", 1), + GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "smi_mm", 2), + GATE_MM0(CLK_MM_MDP_RDMA, "mm_mdp_rdma", "smi_mm", 3), + GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "smi_mm", 4), + GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "smi_mm", 5), + GATE_MM0(CLK_MM_MDP_TDSHP, "mm_mdp_tdshp", "smi_mm", 6), + GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "smi_mm", 7), + GATE_MM0(CLK_MM_MDP_WROT, "mm_mdp_wrot", "smi_mm", 8), + GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "smi_mm", 9), + GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "smi_mm", 10), + GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "smi_mm", 11), + GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "smi_mm", 12), + GATE_MM0(CLK_MM_DISP_WDMA, "mm_disp_wdma", "smi_mm", 13), + GATE_MM0(CLK_MM_DISP_COLOR, "mm_disp_color", "smi_mm", 14), + GATE_MM0(CLK_MM_DISP_CCORR, "mm_disp_ccorr", "smi_mm", 15), + GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal", "smi_mm", 16), + GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma", "smi_mm", 17), + GATE_MM0(CLK_MM_DISP_DITHER, "mm_disp_dither", "smi_mm", 18), + GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "smi_mm", 19), + /* MM1 */ + GATE_MM1(CLK_MM_DISP_PWM_MM, "mm_disp_pwm_mm", "smi_mm", 0), + GATE_MM1(CLK_MM_DISP_PWM_26M, "mm_disp_pwm_26m", "smi_mm", 1), + GATE_MM1(CLK_MM_DSI_ENGINE, "mm_dsi_engine", "smi_mm", 2), + GATE_MM1(CLK_MM_DSI_DIGITAL, "mm_dsi_digital", "dsi0_lntc_dsick", 3), + GATE_MM1(CLK_MM_DPI0_ENGINE, "mm_dpi0_engine", "smi_mm", 4), + GATE_MM1(CLK_MM_DPI0_PXL, "mm_dpi0_pxl", "rg_fdpi0", 5), + GATE_MM1(CLK_MM_LVDS_PXL, "mm_lvds_pxl", "vpll_dpix", 14), + GATE_MM1(CLK_MM_LVDS_CTS, "mm_lvds_cts", "lvdstx_dig_cts", 15), + GATE_MM1(CLK_MM_DPI1_ENGINE, "mm_dpi1_engine", "smi_mm", 16), + GATE_MM1(CLK_MM_DPI1_PXL, "mm_dpi1_pxl", "rg_fdpi1", 17), + GATE_MM1(CLK_MM_HDMI_PXL, "mm_hdmi_pxl", "rg_fdpi1", 18), + GATE_MM1(CLK_MM_HDMI_SPDIF, "mm_hdmi_spdif", "apll12_div6", 19), + GATE_MM1(CLK_MM_HDMI_ADSP_BCK, "mm_hdmi_adsp_b", "apll12_div4b", 20), + GATE_MM1(CLK_MM_HDMI_PLL, "mm_hdmi_pll", "hdmtx_dig_cts", 21), +}; + +struct clk_mt8167_mm_driver_data { + const struct mtk_gate *gates_clk; + int gates_num; +}; + +static const struct clk_mt8167_mm_driver_data mt8167_mmsys_driver_data = { + .gates_clk = mm_clks, + .gates_num = ARRAY_SIZE(mm_clks), +}; + +static int clk_mt8167_mm_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *node = dev->parent->of_node; + const struct clk_mt8167_mm_driver_data *data; + struct clk_onecell_data *clk_data; + int ret; + + clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + if (!clk_data) + return -ENOMEM; + + data = &mt8167_mmsys_driver_data; + + ret = mtk_clk_register_gates(node, data->gates_clk, data->gates_num, + clk_data); + if (ret) + return ret; + + ret = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (ret) + return ret; + + return 0; +} + +static struct platform_driver clk_mt8173_mm_drv = { + .driver = { + .name = "clk-mt8167-mm", + }, + .probe = clk_mt8167_mm_probe, +}; + +builtin_platform_driver(clk_mt8173_mm_drv); diff --git a/drivers/clk/mediatek/clk-mt8167-vdec.c b/drivers/clk/mediatek/clk-mt8167-vdec.c new file mode 100644 index 000000000000..910b28355ec0 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167-vdec.c @@ -0,0 +1,73 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static const struct mtk_gate_regs vdec0_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x4, + .sta_ofs = 0x0, +}; + +static const struct mtk_gate_regs vdec1_cg_regs = { + .set_ofs = 0x8, + .clr_ofs = 0xc, + .sta_ofs = 0x8, +}; + +#define GATE_VDEC0_I(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vdec0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_inv, \ + } + +#define GATE_VDEC1_I(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &vdec1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_inv, \ + } + +static const struct mtk_gate vdec_clks[] __initconst = { + /* VDEC0 */ + GATE_VDEC0_I(CLK_VDEC_CKEN, "vdec_cken", "rg_vdec", 0), + /* VDEC1 */ + GATE_VDEC1_I(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "smi_mm", 0), +}; + +static void __init mtk_vdecsys_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_VDEC_NR_CLK); + + mtk_clk_register_gates(node, vdec_clks, ARRAY_SIZE(vdec_clks), clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); + +} +CLK_OF_DECLARE(mtk_vdecsys, "mediatek,mt8167-vdecsys", mtk_vdecsys_init); diff --git a/drivers/clk/mediatek/clk-mt8167.c b/drivers/clk/mediatek/clk-mt8167.c new file mode 100644 index 000000000000..e5ea10e31799 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8167.c @@ -0,0 +1,1062 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS + * Author: James Liao + * Fabien Parent + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +static DEFINE_SPINLOCK(mt8167_clk_lock); + +static const struct mtk_fixed_clk fixed_clks[] __initconst = { + FIXED_CLK(CLK_TOP_CLK_NULL, "clk_null", NULL, 0), + FIXED_CLK(CLK_TOP_I2S_INFRA_BCK, "i2s_infra_bck", "clk_null", 26000000), + FIXED_CLK(CLK_TOP_MEMPLL, "mempll", "clk26m", 800000000), + FIXED_CLK(CLK_TOP_DSI0_LNTC_DSICK, "dsi0_lntc_dsick", "clk26m", 75000000), + FIXED_CLK(CLK_TOP_VPLL_DPIX, "vpll_dpix", "clk26m", 75000000), + FIXED_CLK(CLK_TOP_LVDSTX_CLKDIG_CTS, "lvdstx_dig_cts", "clk26m", 52500000), +}; + +static const struct mtk_fixed_factor top_divs[] __initconst = { + FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1), + FACTOR(CLK_TOP_MAINPLL_D2, "mainpll_d2", "mainpll", 1, 2), + FACTOR(CLK_TOP_MAINPLL_D4, "mainpll_d4", "mainpll", 1, 4), + FACTOR(CLK_TOP_MAINPLL_D8, "mainpll_d8", "mainpll", 1, 8), + FACTOR(CLK_TOP_MAINPLL_D16, "mainpll_d16", "mainpll", 1, 16), + FACTOR(CLK_TOP_MAINPLL_D11, "mainpll_d11", "mainpll", 1, 11), + FACTOR(CLK_TOP_MAINPLL_D22, "mainpll_d22", "mainpll", 1, 22), + FACTOR(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3), + FACTOR(CLK_TOP_MAINPLL_D6, "mainpll_d6", "mainpll", 1, 6), + FACTOR(CLK_TOP_MAINPLL_D12, "mainpll_d12", "mainpll", 1, 12), + FACTOR(CLK_TOP_MAINPLL_D5, "mainpll_d5", "mainpll", 1, 5), + FACTOR(CLK_TOP_MAINPLL_D10, "mainpll_d10", "mainpll", 1, 10), + FACTOR(CLK_TOP_MAINPLL_D20, "mainpll_d20", "mainpll", 1, 20), + FACTOR(CLK_TOP_MAINPLL_D40, "mainpll_d40", "mainpll", 1, 40), + FACTOR(CLK_TOP_MAINPLL_D7, "mainpll_d7", "mainpll", 1, 7), + FACTOR(CLK_TOP_MAINPLL_D14, "mainpll_d14", "mainpll", 1, 14), + FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2), + FACTOR(CLK_TOP_UNIVPLL_D4, "univpll_d4", "univpll", 1, 4), + FACTOR(CLK_TOP_UNIVPLL_D8, "univpll_d8", "univpll", 1, 8), + FACTOR(CLK_TOP_UNIVPLL_D16, "univpll_d16", "univpll", 1, 16), + FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3), + FACTOR(CLK_TOP_UNIVPLL_D6, "univpll_d6", "univpll", 1, 6), + FACTOR(CLK_TOP_UNIVPLL_D12, "univpll_d12", "univpll", 1, 12), + FACTOR(CLK_TOP_UNIVPLL_D24, "univpll_d24", "univpll", 1, 24), + FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), + FACTOR(CLK_TOP_UNIVPLL_D20, "univpll_d20", "univpll", 1, 20), + FACTOR(CLK_TOP_MMPLL380M, "mmpll380m", "mmpll", 1, 1), + FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2), + FACTOR(CLK_TOP_MMPLL_200M, "mmpll_200m", "mmpll", 1, 3), + FACTOR(CLK_TOP_LVDSPLL, "lvdspll_ck", "lvdspll", 1, 1), + FACTOR(CLK_TOP_LVDSPLL_D2, "lvdspll_d2", "lvdspll", 1, 2), + FACTOR(CLK_TOP_LVDSPLL_D4, "lvdspll_d4", "lvdspll", 1, 4), + FACTOR(CLK_TOP_LVDSPLL_D8, "lvdspll_d8", "lvdspll", 1, 8), + FACTOR(CLK_TOP_USB_PHY48M, "usb_phy48m_ck", "univpll", 1, 26), + FACTOR(CLK_TOP_APLL1, "apll1_ck", "apll1", 1, 1), + FACTOR(CLK_TOP_APLL1_D2, "apll1_d2", "apll1_ck", 1, 2), + FACTOR(CLK_TOP_APLL1_D4, "apll1_d4", "rg_apll1_d2_en", 1, 2), + FACTOR(CLK_TOP_APLL1_D8, "apll1_d8", "rg_apll1_d4_en", 1, 2), + FACTOR(CLK_TOP_APLL2, "apll2_ck", "apll2", 1, 1), + FACTOR(CLK_TOP_APLL2_D2, "apll2_d2", "apll2_ck", 1, 2), + FACTOR(CLK_TOP_APLL2_D4, "apll2_d4", "rg_apll2_d2_en", 1, 2), + FACTOR(CLK_TOP_APLL2_D8, "apll2_d8", "rg_apll2_d4_en", 1, 2), + FACTOR(CLK_TOP_CLK26M, "clk26m_ck", "clk26m", 1, 1), + FACTOR(CLK_TOP_CLK26M_D2, "clk26m_d2", "clk26m", 1, 2), + FACTOR(CLK_TOP_MIPI_26M, "mipi_26m", "clk26m", 1, 1), + FACTOR(CLK_TOP_TVDPLL, "tvdpll_ck", "tvdpll", 1, 1), + FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll_ck", 1, 2), + FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll_ck", 1, 4), + FACTOR(CLK_TOP_TVDPLL_D8, "tvdpll_d8", "tvdpll_ck", 1, 8), + FACTOR(CLK_TOP_TVDPLL_D16, "tvdpll_d16", "tvdpll_ck", 1, 16), + FACTOR(CLK_TOP_AHB_INFRA_D2, "ahb_infra_d2", "ahb_infra_sel", 1, 2), + FACTOR(CLK_TOP_NFI1X, "nfi1x_ck", "nfi2x_pad_sel", 1, 2), + FACTOR(CLK_TOP_ETH_D2, "eth_d2_ck", "eth_sel", 1, 2), +}; + +static const char * const uart0_parents[] __initconst = { + "clk26m_ck", + "univpll_d24" +}; + +static const char * const gfmux_emi1x_parents[] __initconst = { + "clk26m_ck", + "dmpll_ck" +}; + +static const char * const emi_ddrphy_parents[] __initconst = { + "gfmux_emi1x_sel", + "gfmux_emi1x_sel" +}; + +static const char * const ahb_infra_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "mainpll_d11", + "clk_null", + "mainpll_d12", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d10" +}; + +static const char * const csw_mux_mfg_parents[] __initconst = { + "clk_null", + "clk_null", + "univpll_d3", + "univpll_d2", + "clk26m_ck", + "mainpll_d4", + "univpll_d24", + "mmpll380m" +}; + +static const char * const msdc0_parents[] __initconst = { + "clk26m_ck", + "univpll_d6", + "mainpll_d8", + "univpll_d8", + "mainpll_d16", + "mmpll_200m", + "mainpll_d12", + "mmpll_d2" +}; + +static const char * const camtg_mm_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "usb_phy48m_ck", + "clk_null", + "univpll_d6" +}; + +static const char * const pwm_mm_parents[] __initconst = { + "clk26m_ck", + "univpll_d12" +}; + +static const char * const uart1_parents[] __initconst = { + "clk26m_ck", + "univpll_d24" +}; + +static const char * const msdc1_parents[] __initconst = { + "clk26m_ck", + "univpll_d6", + "mainpll_d8", + "univpll_d8", + "mainpll_d16", + "mmpll_200m", + "mainpll_d12", + "mmpll_d2" +}; + +static const char * const spm_52m_parents[] __initconst = { + "clk26m_ck", + "univpll_d24" +}; + +static const char * const pmicspi_parents[] __initconst = { + "univpll_d20", + "usb_phy48m_ck", + "univpll_d16", + "clk26m_ck" +}; + +static const char * const qaxi_aud26m_parents[] __initconst = { + "clk26m_ck", + "ahb_infra_sel" +}; + +static const char * const aud_intbus_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "mainpll_d22", + "clk_null", + "mainpll_d11" +}; + +static const char * const nfi2x_pad_parents[] __initconst = { + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk26m_ck", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d12", + "mainpll_d8", + "clk_null", + "mainpll_d6", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d4", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d10", + "mainpll_d7", + "clk_null", + "mainpll_d5" +}; + +static const char * const nfi1x_pad_parents[] __initconst = { + "ahb_infra_sel", + "nfi1x_ck" +}; + +static const char * const mfg_mm_parents[] __initconst = { + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "csw_mux_mfg_sel", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d3", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "mainpll_d5", + "mainpll_d7", + "clk_null", + "mainpll_d14" +}; + +static const char * const ddrphycfg_parents[] __initconst = { + "clk26m_ck", + "mainpll_d16" +}; + +static const char * const smi_mm_parents[] __initconst = { + "clk26m_ck", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "clk_null", + "univpll_d4", + "mainpll_d7", + "clk_null", + "mainpll_d14" +}; + +static const char * const usb_78m_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "univpll_d16", + "clk_null", + "mainpll_d20" +}; + +static const char * const scam_mm_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "mainpll_d14", + "clk_null", + "mainpll_d12" +}; + +static const char * const spinor_parents[] __initconst = { + "clk26m_d2", + "clk26m_ck", + "mainpll_d40", + "univpll_d24", + "univpll_d20", + "mainpll_d20", + "mainpll_d16", + "univpll_d12" +}; + +static const char * const msdc2_parents[] __initconst = { + "clk26m_ck", + "univpll_d6", + "mainpll_d8", + "univpll_d8", + "mainpll_d16", + "mmpll_200m", + "mainpll_d12", + "mmpll_d2" +}; + +static const char * const eth_parents[] __initconst = { + "clk26m_ck", + "mainpll_d40", + "univpll_d24", + "univpll_d20", + "mainpll_d20" +}; + +static const char * const vdec_mm_parents[] __initconst = { + "clk26m_ck", + "univpll_d4", + "mainpll_d4", + "univpll_d5", + "univpll_d6", + "mainpll_d6" +}; + +static const char * const dpi0_mm_parents[] __initconst = { + "clk26m_ck", + "lvdspll_ck", + "lvdspll_d2", + "lvdspll_d4", + "lvdspll_d8" +}; + +static const char * const dpi1_mm_parents[] __initconst = { + "clk26m_ck", + "tvdpll_d2", + "tvdpll_d4", + "tvdpll_d8", + "tvdpll_d16" +}; + +static const char * const axi_mfg_in_parents[] __initconst = { + "clk26m_ck", + "mainpll_d11", + "univpll_d24", + "mmpll380m" +}; + +static const char * const slow_mfg_parents[] __initconst = { + "clk26m_ck", + "univpll_d12", + "univpll_d24" +}; + +static const char * const aud1_parents[] __initconst = { + "clk26m_ck", + "apll1_ck" +}; + +static const char * const aud2_parents[] __initconst = { + "clk26m_ck", + "apll2_ck" +}; + +static const char * const aud_engen1_parents[] __initconst = { + "clk26m_ck", + "rg_apll1_d2_en", + "rg_apll1_d4_en", + "rg_apll1_d8_en" +}; + +static const char * const aud_engen2_parents[] __initconst = { + "clk26m_ck", + "rg_apll2_d2_en", + "rg_apll2_d4_en", + "rg_apll2_d8_en" +}; + +static const char * const i2c_parents[] __initconst = { + "clk26m_ck", + "univpll_d20", + "univpll_d16", + "univpll_d12" +}; + +static const char * const aud_i2s0_m_parents[] __initconst = { + "rg_aud1", + "rg_aud2" +}; + +static const char * const pwm_parents[] __initconst = { + "clk26m_ck", + "univpll_d12" +}; + +static const char * const spi_parents[] __initconst = { + "clk26m_ck", + "univpll_d12", + "univpll_d8", + "univpll_d6" +}; + +static const char * const aud_spdifin_parents[] __initconst = { + "clk26m_ck", + "univpll_d2" +}; + +static const char * const uart2_parents[] __initconst = { + "clk26m_ck", + "univpll_d24" +}; + +static const char * const bsi_parents[] __initconst = { + "clk26m_ck", + "mainpll_d10", + "mainpll_d12", + "mainpll_d20" +}; + +static const char * const dbg_atclk_parents[] __initconst = { + "clk_null", + "clk26m_ck", + "mainpll_d5", + "clk_null", + "univpll_d5" +}; + +static const char * const csw_nfiecc_parents[] __initconst = { + "clk_null", + "mainpll_d7", + "mainpll_d6", + "clk_null", + "mainpll_d5" +}; + +static const char * const nfiecc_parents[] __initconst = { + "clk_null", + "nfi2x_pad_sel", + "mainpll_d4", + "clk_null", + "csw_nfiecc_sel" +}; + +static struct mtk_composite top_muxes[] __initdata = { + /* CLK_MUX_SEL0 */ + MUX(CLK_TOP_UART0_SEL, "uart0_sel", uart0_parents, + 0x000, 0, 1), + MUX(CLK_TOP_GFMUX_EMI1X_SEL, "gfmux_emi1x_sel", gfmux_emi1x_parents, + 0x000, 1, 1), + MUX(CLK_TOP_EMI_DDRPHY_SEL, "emi_ddrphy_sel", emi_ddrphy_parents, + 0x000, 2, 1), + MUX(CLK_TOP_AHB_INFRA_SEL, "ahb_infra_sel", ahb_infra_parents, + 0x000, 4, 4), + MUX(CLK_TOP_CSW_MUX_MFG_SEL, "csw_mux_mfg_sel", csw_mux_mfg_parents, + 0x000, 8, 3), + MUX(CLK_TOP_MSDC0_SEL, "msdc0_sel", msdc0_parents, + 0x000, 11, 3), + MUX(CLK_TOP_CAMTG_MM_SEL, "camtg_mm_sel", camtg_mm_parents, + 0x000, 15, 3), + MUX(CLK_TOP_PWM_MM_SEL, "pwm_mm_sel", pwm_mm_parents, + 0x000, 18, 1), + MUX(CLK_TOP_UART1_SEL, "uart1_sel", uart1_parents, + 0x000, 19, 1), + MUX(CLK_TOP_MSDC1_SEL, "msdc1_sel", msdc1_parents, + 0x000, 20, 3), + MUX(CLK_TOP_SPM_52M_SEL, "spm_52m_sel", spm_52m_parents, + 0x000, 23, 1), + MUX(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents, + 0x000, 24, 2), + MUX(CLK_TOP_QAXI_AUD26M_SEL, "qaxi_aud26m_sel", qaxi_aud26m_parents, + 0x000, 26, 1), + MUX(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents, + 0x000, 27, 3), + /* CLK_MUX_SEL1 */ + MUX(CLK_TOP_NFI2X_PAD_SEL, "nfi2x_pad_sel", nfi2x_pad_parents, + 0x004, 0, 7), + MUX(CLK_TOP_NFI1X_PAD_SEL, "nfi1x_pad_sel", nfi1x_pad_parents, + 0x004, 7, 1), + MUX(CLK_TOP_MFG_MM_SEL, "mfg_mm_sel", mfg_mm_parents, + 0x004, 8, 6), + MUX(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel", ddrphycfg_parents, + 0x004, 15, 1), + MUX(CLK_TOP_SMI_MM_SEL, "smi_mm_sel", smi_mm_parents, + 0x004, 16, 4), + MUX(CLK_TOP_USB_78M_SEL, "usb_78m_sel", usb_78m_parents, + 0x004, 20, 3), + MUX(CLK_TOP_SCAM_MM_SEL, "scam_mm_sel", scam_mm_parents, + 0x004, 23, 3), + /* CLK_MUX_SEL8 */ + MUX(CLK_TOP_SPINOR_SEL, "spinor_sel", spinor_parents, + 0x040, 0, 3), + MUX(CLK_TOP_MSDC2_SEL, "msdc2_sel", msdc2_parents, + 0x040, 3, 3), + MUX(CLK_TOP_ETH_SEL, "eth_sel", eth_parents, + 0x040, 6, 3), + MUX(CLK_TOP_VDEC_MM_SEL, "vdec_mm_sel", vdec_mm_parents, + 0x040, 9, 3), + MUX(CLK_TOP_DPI0_MM_SEL, "dpi0_mm_sel", dpi0_mm_parents, + 0x040, 12, 3), + MUX(CLK_TOP_DPI1_MM_SEL, "dpi1_mm_sel", dpi1_mm_parents, + 0x040, 15, 3), + MUX(CLK_TOP_AXI_MFG_IN_SEL, "axi_mfg_in_sel", axi_mfg_in_parents, + 0x040, 18, 2), + MUX(CLK_TOP_SLOW_MFG_SEL, "slow_mfg_sel", slow_mfg_parents, + 0x040, 20, 2), + MUX(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents, + 0x040, 22, 1), + MUX(CLK_TOP_AUD2_SEL, "aud2_sel", aud2_parents, + 0x040, 23, 1), + MUX(CLK_TOP_AUD_ENGEN1_SEL, "aud_engen1_sel", aud_engen1_parents, + 0x040, 24, 2), + MUX(CLK_TOP_AUD_ENGEN2_SEL, "aud_engen2_sel", aud_engen2_parents, + 0x040, 26, 2), + MUX(CLK_TOP_I2C_SEL, "i2c_sel", i2c_parents, + 0x040, 28, 2), + /* CLK_SEL_9 */ + MUX(CLK_TOP_AUD_I2S0_M_SEL, "aud_i2s0_m_sel", aud_i2s0_m_parents, + 0x044, 12, 1), + MUX(CLK_TOP_AUD_I2S1_M_SEL, "aud_i2s1_m_sel", aud_i2s0_m_parents, + 0x044, 13, 1), + MUX(CLK_TOP_AUD_I2S2_M_SEL, "aud_i2s2_m_sel", aud_i2s0_m_parents, + 0x044, 14, 1), + MUX(CLK_TOP_AUD_I2S3_M_SEL, "aud_i2s3_m_sel", aud_i2s0_m_parents, + 0x044, 15, 1), + MUX(CLK_TOP_AUD_I2S4_M_SEL, "aud_i2s4_m_sel", aud_i2s0_m_parents, + 0x044, 16, 1), + MUX(CLK_TOP_AUD_I2S5_M_SEL, "aud_i2s5_m_sel", aud_i2s0_m_parents, + 0x044, 17, 1), + MUX(CLK_TOP_AUD_SPDIF_B_SEL, "aud_spdif_b_sel", aud_i2s0_m_parents, + 0x044, 18, 1), + /* CLK_MUX_SEL13 */ + MUX(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, + 0x07c, 0, 1), + MUX(CLK_TOP_SPI_SEL, "spi_sel", spi_parents, + 0x07c, 1, 2), + MUX(CLK_TOP_AUD_SPDIFIN_SEL, "aud_spdifin_sel", aud_spdifin_parents, + 0x07c, 3, 1), + MUX(CLK_TOP_UART2_SEL, "uart2_sel", uart2_parents, + 0x07c, 4, 1), + MUX(CLK_TOP_BSI_SEL, "bsi_sel", bsi_parents, + 0x07c, 5, 2), + MUX(CLK_TOP_DBG_ATCLK_SEL, "dbg_atclk_sel", dbg_atclk_parents, + 0x07c, 7, 3), + MUX(CLK_TOP_CSW_NFIECC_SEL, "csw_nfiecc_sel", csw_nfiecc_parents, + 0x07c, 10, 3), + MUX(CLK_TOP_NFIECC_SEL, "nfiecc_sel", nfiecc_parents, + 0x07c, 13, 3), +}; + +static const char * const ifr_mux1_parents[] __initconst = { + "clk26m_ck", + "armpll", + "univpll", + "mainpll_d2" +}; + +static const char * const ifr_eth_25m_parents[] __initconst = { + "eth_d2_ck", + "rg_eth" +}; + +static const char * const ifr_i2c0_parents[] __initconst = { + "ahb_infra_d2", + "rg_i2c" +}; + +static const struct mtk_composite ifr_muxes[] __initconst = { + MUX(CLK_IFR_MUX1_SEL, "ifr_mux1_sel", ifr_mux1_parents, 0x000, + 2, 2), + MUX(CLK_IFR_ETH_25M_SEL, "ifr_eth_25m_sel", ifr_eth_25m_parents, 0x080, + 0, 1), + MUX(CLK_IFR_I2C0_SEL, "ifr_i2c0_sel", ifr_i2c0_parents, 0x080, + 1, 1), + MUX(CLK_IFR_I2C1_SEL, "ifr_i2c1_sel", ifr_i2c0_parents, 0x080, + 2, 1), + MUX(CLK_IFR_I2C2_SEL, "ifr_i2c2_sel", ifr_i2c0_parents, 0x080, + 3, 1), +}; + +#define DIV_ADJ(_id, _name, _parent, _reg, _shift, _width) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .div_reg = _reg, \ + .div_shift = _shift, \ + .div_width = _width, \ +} + +static const struct mtk_clk_divider top_adj_divs[] = { + DIV_ADJ(CLK_TOP_APLL12_CK_DIV0, "apll12_ck_div0", "aud_i2s0_m_sel", + 0x0048, 0, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV1, "apll12_ck_div1", "aud_i2s1_m_sel", + 0x0048, 8, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV2, "apll12_ck_div2", "aud_i2s2_m_sel", + 0x0048, 16, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV3, "apll12_ck_div3", "aud_i2s3_m_sel", + 0x0048, 24, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV4, "apll12_ck_div4", "aud_i2s4_m_sel", + 0x004c, 0, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV4B, "apll12_ck_div4b", "apll12_div4", + 0x004c, 8, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV5, "apll12_ck_div5", "aud_i2s5_m_sel", + 0x004c, 16, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV5B, "apll12_ck_div5b", "apll12_div5", + 0x004c, 24, 8), + DIV_ADJ(CLK_TOP_APLL12_CK_DIV6, "apll12_ck_div6", "aud_spdif_b_sel", + 0x0078, 0, 8), +}; + +#define DIV_ADJ_FLAG(_id, _name, _parent, _reg, _shift, _width, _flag) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .div_reg = _reg, \ + .div_shift = _shift, \ + .div_width = _width, \ + .clk_divider_flags = _flag, \ +} + +static const struct mtk_clk_divider apmixed_adj_divs[] = { + DIV_ADJ_FLAG(CLK_APMIXED_HDMI_REF, "hdmi_ref", "tvdpll", + 0x1c4, 24, 3, CLK_DIVIDER_POWER_OF_TWO), +}; + +static const struct mtk_gate_regs top0_cg_regs = { + .set_ofs = 0x50, + .clr_ofs = 0x80, + .sta_ofs = 0x20, +}; + +static const struct mtk_gate_regs top1_cg_regs = { + .set_ofs = 0x54, + .clr_ofs = 0x84, + .sta_ofs = 0x24, +}; + +static const struct mtk_gate_regs top2_cg_regs = { + .set_ofs = 0x6c, + .clr_ofs = 0x9c, + .sta_ofs = 0x3c, +}; + +static const struct mtk_gate_regs top3_cg_regs = { + .set_ofs = 0xa0, + .clr_ofs = 0xb0, + .sta_ofs = 0x70, +}; + +static const struct mtk_gate_regs top4_cg_regs = { + .set_ofs = 0xa4, + .clr_ofs = 0xb4, + .sta_ofs = 0x74, +}; + +static const struct mtk_gate_regs top5_cg_regs = { + .set_ofs = 0x44, + .clr_ofs = 0x44, + .sta_ofs = 0x44, +}; + +#define GATE_TOP0(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_TOP0_I(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_inv, \ + } + +#define GATE_TOP1(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_TOP2(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top2_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_TOP2_I(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top2_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_inv, \ + } + +#define GATE_TOP3(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top3_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr, \ + } + +#define GATE_TOP4_I(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top4_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_setclr_inv, \ + } + +#define GATE_TOP5(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &top5_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +static const struct mtk_gate top_clks[] __initconst = { + /* TOP0 */ + GATE_TOP0(CLK_TOP_PWM_MM, "pwm_mm", "pwm_mm_sel", 0), + GATE_TOP0(CLK_TOP_CAM_MM, "cam_mm", "camtg_mm_sel", 1), + GATE_TOP0(CLK_TOP_MFG_MM, "mfg_mm", "mfg_mm_sel", 2), + GATE_TOP0(CLK_TOP_SPM_52M, "spm_52m", "spm_52m_sel", 3), + GATE_TOP0_I(CLK_TOP_MIPI_26M_DBG, "mipi_26m_dbg", "mipi_26m", 4), + GATE_TOP0(CLK_TOP_SCAM_MM, "scam_mm", "scam_mm_sel", 5), + GATE_TOP0(CLK_TOP_SMI_MM, "smi_mm", "smi_mm_sel", 9), + /* TOP1 */ + GATE_TOP1(CLK_TOP_THEM, "them", "ahb_infra_sel", 1), + GATE_TOP1(CLK_TOP_APDMA, "apdma", "ahb_infra_sel", 2), + GATE_TOP1(CLK_TOP_I2C0, "i2c0", "ifr_i2c0_sel", 3), + GATE_TOP1(CLK_TOP_I2C1, "i2c1", "ifr_i2c1_sel", 4), + GATE_TOP1(CLK_TOP_AUXADC1, "auxadc1", "ahb_infra_sel", 5), + GATE_TOP1(CLK_TOP_NFI, "nfi", "nfi1x_pad_sel", 6), + GATE_TOP1(CLK_TOP_NFIECC, "nfiecc", "rg_nfiecc", 7), + GATE_TOP1(CLK_TOP_DEBUGSYS, "debugsys", "rg_dbg_atclk", 8), + GATE_TOP1(CLK_TOP_PWM, "pwm", "ahb_infra_sel", 9), + GATE_TOP1(CLK_TOP_UART0, "uart0", "uart0_sel", 10), + GATE_TOP1(CLK_TOP_UART1, "uart1", "uart1_sel", 11), + GATE_TOP1(CLK_TOP_BTIF, "btif", "ahb_infra_sel", 12), + GATE_TOP1(CLK_TOP_USB, "usb", "usb_78m", 13), + GATE_TOP1(CLK_TOP_FLASHIF_26M, "flashif_26m", "clk26m_ck", 14), + GATE_TOP1(CLK_TOP_AUXADC2, "auxadc2", "ahb_infra_sel", 15), + GATE_TOP1(CLK_TOP_I2C2, "i2c2", "ifr_i2c2_sel", 16), + GATE_TOP1(CLK_TOP_MSDC0, "msdc0", "msdc0_sel", 17), + GATE_TOP1(CLK_TOP_MSDC1, "msdc1", "msdc1_sel", 18), + GATE_TOP1(CLK_TOP_NFI2X, "nfi2x", "nfi2x_pad_sel", 19), + GATE_TOP1(CLK_TOP_PMICWRAP_AP, "pwrap_ap", "clk26m_ck", 20), + GATE_TOP1(CLK_TOP_SEJ, "sej", "ahb_infra_sel", 21), + GATE_TOP1(CLK_TOP_MEMSLP_DLYER, "memslp_dlyer", "clk26m_ck", 22), + GATE_TOP1(CLK_TOP_SPI, "spi", "spi_sel", 23), + GATE_TOP1(CLK_TOP_APXGPT, "apxgpt", "clk26m_ck", 24), + GATE_TOP1(CLK_TOP_AUDIO, "audio", "clk26m_ck", 25), + GATE_TOP1(CLK_TOP_PMICWRAP_MD, "pwrap_md", "clk26m_ck", 27), + GATE_TOP1(CLK_TOP_PMICWRAP_CONN, "pwrap_conn", "clk26m_ck", 28), + GATE_TOP1(CLK_TOP_PMICWRAP_26M, "pwrap_26m", "clk26m_ck", 29), + GATE_TOP1(CLK_TOP_AUX_ADC, "aux_adc", "clk26m_ck", 30), + GATE_TOP1(CLK_TOP_AUX_TP, "aux_tp", "clk26m_ck", 31), + /* TOP2 */ + GATE_TOP2(CLK_TOP_MSDC2, "msdc2", "ahb_infra_sel", 0), + GATE_TOP2(CLK_TOP_RBIST, "rbist", "univpll_d12", 1), + GATE_TOP2(CLK_TOP_NFI_BUS, "nfi_bus", "ahb_infra_sel", 2), + GATE_TOP2(CLK_TOP_GCE, "gce", "ahb_infra_sel", 4), + GATE_TOP2(CLK_TOP_TRNG, "trng", "ahb_infra_sel", 5), + GATE_TOP2(CLK_TOP_SEJ_13M, "sej_13m", "clk26m_ck", 6), + GATE_TOP2(CLK_TOP_AES, "aes", "ahb_infra_sel", 7), + GATE_TOP2(CLK_TOP_PWM_B, "pwm_b", "rg_pwm_infra", 8), + GATE_TOP2(CLK_TOP_PWM1_FB, "pwm1_fb", "rg_pwm_infra", 9), + GATE_TOP2(CLK_TOP_PWM2_FB, "pwm2_fb", "rg_pwm_infra", 10), + GATE_TOP2(CLK_TOP_PWM3_FB, "pwm3_fb", "rg_pwm_infra", 11), + GATE_TOP2(CLK_TOP_PWM4_FB, "pwm4_fb", "rg_pwm_infra", 12), + GATE_TOP2(CLK_TOP_PWM5_FB, "pwm5_fb", "rg_pwm_infra", 13), + GATE_TOP2(CLK_TOP_USB_1P, "usb_1p", "usb_78m", 14), + GATE_TOP2(CLK_TOP_FLASHIF_FREERUN, "flashif_freerun", "ahb_infra_sel", + 15), + GATE_TOP2(CLK_TOP_26M_HDMI_SIFM, "hdmi_sifm_26m", "clk26m_ck", 16), + GATE_TOP2(CLK_TOP_26M_CEC, "cec_26m", "clk26m_ck", 17), + GATE_TOP2(CLK_TOP_32K_CEC, "cec_32k", "clk32k", 18), + GATE_TOP2(CLK_TOP_66M_ETH, "eth_66m", "ahb_infra_d2", 19), + GATE_TOP2(CLK_TOP_133M_ETH, "eth_133m", "ahb_infra_sel", 20), + GATE_TOP2(CLK_TOP_FETH_25M, "feth_25m", "ifr_eth_25m_sel", 21), + GATE_TOP2(CLK_TOP_FETH_50M, "feth_50m", "rg_eth", 22), + GATE_TOP2(CLK_TOP_FLASHIF_AXI, "flashif_axi", "ahb_infra_sel", 23), + GATE_TOP2(CLK_TOP_USBIF, "usbif", "ahb_infra_sel", 24), + GATE_TOP2(CLK_TOP_UART2, "uart2", "rg_uart2", 25), + GATE_TOP2(CLK_TOP_BSI, "bsi", "ahb_infra_sel", 26), + GATE_TOP2(CLK_TOP_GCPU_B, "gcpu_b", "ahb_infra_sel", 27), + GATE_TOP2_I(CLK_TOP_MSDC0_INFRA, "msdc0_infra", "msdc0", 28), + GATE_TOP2_I(CLK_TOP_MSDC1_INFRA, "msdc1_infra", "msdc1", 29), + GATE_TOP2_I(CLK_TOP_MSDC2_INFRA, "msdc2_infra", "rg_msdc2", 30), + GATE_TOP2(CLK_TOP_USB_78M, "usb_78m", "usb_78m_sel", 31), + /* TOP3 */ + GATE_TOP3(CLK_TOP_RG_SPINOR, "rg_spinor", "spinor_sel", 0), + GATE_TOP3(CLK_TOP_RG_MSDC2, "rg_msdc2", "msdc2_sel", 1), + GATE_TOP3(CLK_TOP_RG_ETH, "rg_eth", "eth_sel", 2), + GATE_TOP3(CLK_TOP_RG_VDEC, "rg_vdec", "vdec_mm_sel", 3), + GATE_TOP3(CLK_TOP_RG_FDPI0, "rg_fdpi0", "dpi0_mm_sel", 4), + GATE_TOP3(CLK_TOP_RG_FDPI1, "rg_fdpi1", "dpi1_mm_sel", 5), + GATE_TOP3(CLK_TOP_RG_AXI_MFG, "rg_axi_mfg", "axi_mfg_in_sel", 6), + GATE_TOP3(CLK_TOP_RG_SLOW_MFG, "rg_slow_mfg", "slow_mfg_sel", 7), + GATE_TOP3(CLK_TOP_RG_AUD1, "rg_aud1", "aud1_sel", 8), + GATE_TOP3(CLK_TOP_RG_AUD2, "rg_aud2", "aud2_sel", 9), + GATE_TOP3(CLK_TOP_RG_AUD_ENGEN1, "rg_aud_engen1", "aud_engen1_sel", 10), + GATE_TOP3(CLK_TOP_RG_AUD_ENGEN2, "rg_aud_engen2", "aud_engen2_sel", 11), + GATE_TOP3(CLK_TOP_RG_I2C, "rg_i2c", "i2c_sel", 12), + GATE_TOP3(CLK_TOP_RG_PWM_INFRA, "rg_pwm_infra", "pwm_sel", 13), + GATE_TOP3(CLK_TOP_RG_AUD_SPDIF_IN, "rg_aud_spdif_in", "aud_spdifin_sel", + 14), + GATE_TOP3(CLK_TOP_RG_UART2, "rg_uart2", "uart2_sel", 15), + GATE_TOP3(CLK_TOP_RG_BSI, "rg_bsi", "bsi_sel", 16), + GATE_TOP3(CLK_TOP_RG_DBG_ATCLK, "rg_dbg_atclk", "dbg_atclk_sel", 17), + GATE_TOP3(CLK_TOP_RG_NFIECC, "rg_nfiecc", "nfiecc_sel", 18), + /* TOP4 */ + GATE_TOP4_I(CLK_TOP_RG_APLL1_D2_EN, "rg_apll1_d2_en", "apll1_d2", 8), + GATE_TOP4_I(CLK_TOP_RG_APLL1_D4_EN, "rg_apll1_d4_en", "apll1_d4", 9), + GATE_TOP4_I(CLK_TOP_RG_APLL1_D8_EN, "rg_apll1_d8_en", "apll1_d8", 10), + GATE_TOP4_I(CLK_TOP_RG_APLL2_D2_EN, "rg_apll2_d2_en", "apll2_d2", 11), + GATE_TOP4_I(CLK_TOP_RG_APLL2_D4_EN, "rg_apll2_d4_en", "apll2_d4", 12), + GATE_TOP4_I(CLK_TOP_RG_APLL2_D8_EN, "rg_apll2_d8_en", "apll2_d8", 13), + /* TOP5 */ + GATE_TOP5(CLK_TOP_APLL12_DIV0, "apll12_div0", "apll12_ck_div0", 0), + GATE_TOP5(CLK_TOP_APLL12_DIV1, "apll12_div1", "apll12_ck_div1", 1), + GATE_TOP5(CLK_TOP_APLL12_DIV2, "apll12_div2", "apll12_ck_div2", 2), + GATE_TOP5(CLK_TOP_APLL12_DIV3, "apll12_div3", "apll12_ck_div3", 3), + GATE_TOP5(CLK_TOP_APLL12_DIV4, "apll12_div4", "apll12_ck_div4", 4), + GATE_TOP5(CLK_TOP_APLL12_DIV4B, "apll12_div4b", "apll12_ck_div4b", 5), + GATE_TOP5(CLK_TOP_APLL12_DIV5, "apll12_div5", "apll12_ck_div5", 6), + GATE_TOP5(CLK_TOP_APLL12_DIV5B, "apll12_div5b", "apll12_ck_div5b", 7), + GATE_TOP5(CLK_TOP_APLL12_DIV6, "apll12_div6", "apll12_ck_div6", 8), +}; + +static void __init mtk_topckgen_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + void __iomem *base; + + base = of_iomap(node, 0); + if (!base) { + pr_err("%s(): ioremap failed\n", __func__); + return; + } + + clk_data = mtk_alloc_clk_data(MT8167_CLK_TOP_NR_CLK); + + mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), + clk_data); + mtk_clk_register_gates(node, top_clks, ARRAY_SIZE(top_clks), clk_data); + + mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); + mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base, + &mt8167_clk_lock, clk_data); + mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), + base, &mt8167_clk_lock, clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); +} +CLK_OF_DECLARE(mtk_topckgen, "mediatek,mt8167-topckgen", mtk_topckgen_init); + +static void __init mtk_infracfg_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + int r; + void __iomem *base; + + base = of_iomap(node, 0); + if (!base) { + pr_err("%s(): ioremap failed\n", __func__); + return; + } + + clk_data = mtk_alloc_clk_data(CLK_IFR_NR_CLK); + + mtk_clk_register_composites(ifr_muxes, ARRAY_SIZE(ifr_muxes), base, + &mt8167_clk_lock, clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); +} +CLK_OF_DECLARE(mtk_infracfg, "mediatek,mt8167-infracfg", mtk_infracfg_init); + +#define MT8167_PLL_FMAX (2500UL * MHZ) + +#define CON0_MT8167_RST_BAR BIT(27) + +#define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ + _pcw_shift, _div_table) { \ + .id = _id, \ + .name = _name, \ + .reg = _reg, \ + .pwr_reg = _pwr_reg, \ + .en_mask = _en_mask, \ + .flags = _flags, \ + .rst_bar_mask = CON0_MT8167_RST_BAR, \ + .fmax = MT8167_PLL_FMAX, \ + .pcwbits = _pcwbits, \ + .pd_reg = _pd_reg, \ + .pd_shift = _pd_shift, \ + .tuner_reg = _tuner_reg, \ + .pcw_reg = _pcw_reg, \ + .pcw_shift = _pcw_shift, \ + .div_table = _div_table, \ + } + +#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ + _pcw_shift) \ + PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ + _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \ + NULL) + +static const struct mtk_pll_div_table mmpll_div_table[] = { + { .div = 0, .freq = MT8167_PLL_FMAX }, + { .div = 1, .freq = 1000000000 }, + { .div = 2, .freq = 604500000 }, + { .div = 3, .freq = 253500000 }, + { .div = 4, .freq = 126750000 }, + { } /* sentinel */ +}; + +static const struct mtk_pll_data plls[] = { + PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0100, 0x0110, 0x00000001, 0, + 21, 0x0104, 24, 0, 0x0104, 0), + PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0120, 0x0130, 0x00000001, + HAVE_RST_BAR, 21, 0x0124, 24, 0, 0x0124, 0), + PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x0140, 0x0150, 0x30000001, + HAVE_RST_BAR, 7, 0x0144, 24, 0, 0x0144, 0), + PLL_B(CLK_APMIXED_MMPLL, "mmpll", 0x0160, 0x0170, 0x00000001, 0, + 21, 0x0164, 24, 0, 0x0164, 0, mmpll_div_table), + PLL(CLK_APMIXED_APLL1, "apll1", 0x0180, 0x0190, 0x00000001, 0, + 31, 0x0180, 1, 0x0194, 0x0184, 0), + PLL(CLK_APMIXED_APLL2, "apll2", 0x01A0, 0x01B0, 0x00000001, 0, + 31, 0x01A0, 1, 0x01B4, 0x01A4, 0), + PLL(CLK_APMIXED_TVDPLL, "tvdpll", 0x01C0, 0x01D0, 0x00000001, 0, + 21, 0x01C4, 24, 0, 0x01C4, 0), + PLL(CLK_APMIXED_LVDSPLL, "lvdspll", 0x01E0, 0x01F0, 0x00000001, 0, + 21, 0x01E4, 24, 0, 0x01E4, 0), +}; + +static void __init mtk_apmixedsys_init(struct device_node *node) +{ + struct clk_onecell_data *clk_data; + void __iomem *base; + int r; + + base = of_iomap(node, 0); + if (!base) { + pr_err("%s(): ioremap failed\n", __func__); + return; + } + + clk_data = mtk_alloc_clk_data(MT8167_CLK_APMIXED_NR_CLK); + + mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data); + mtk_clk_register_dividers(apmixed_adj_divs, ARRAY_SIZE(apmixed_adj_divs), + base, &mt8167_clk_lock, clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + pr_err("%s(): could not register clock provider: %d\n", + __func__, r); + +} +CLK_OF_DECLARE(mtk_apmixedsys, "mediatek,mt8167-apmixedsys", + mtk_apmixedsys_init); diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig index dabeb435d067..034da203e8e0 100644 --- a/drivers/clk/meson/Kconfig +++ b/drivers/clk/meson/Kconfig @@ -1,4 +1,7 @@ # SPDX-License-Identifier: GPL-2.0-only +menu "Clock support for Amlogic platforms" + depends on ARCH_MESON || COMPILE_TEST + config COMMON_CLK_MESON_REGMAP tristate select REGMAP @@ -41,8 +44,9 @@ config COMMON_CLK_MESON_CPU_DYNDIV select COMMON_CLK_MESON_REGMAP config COMMON_CLK_MESON8B - bool - depends on ARCH_MESON + bool "Meson8 SoC Clock controller support" + depends on ARM + default y select COMMON_CLK_MESON_REGMAP select COMMON_CLK_MESON_MPLL select COMMON_CLK_MESON_PLL @@ -54,8 +58,9 @@ config COMMON_CLK_MESON8B want peripherals and CPU frequency scaling to work. config COMMON_CLK_GXBB - bool - depends on ARCH_MESON + bool "GXBB and GXL SoC clock controllers support" + depends on ARM64 + default y select COMMON_CLK_MESON_REGMAP select COMMON_CLK_MESON_DUALDIV select COMMON_CLK_MESON_VID_PLL_DIV @@ -69,8 +74,9 @@ config COMMON_CLK_GXBB Say Y if you want peripherals and CPU frequency scaling to work. config COMMON_CLK_AXG - bool - depends on ARCH_MESON + bool "AXG SoC clock controllers support" + depends on ARM64 + default y select COMMON_CLK_MESON_REGMAP select COMMON_CLK_MESON_DUALDIV select COMMON_CLK_MESON_MPLL @@ -84,7 +90,7 @@ config COMMON_CLK_AXG config COMMON_CLK_AXG_AUDIO tristate "Meson AXG Audio Clock Controller Driver" - depends on ARCH_MESON + depends on ARM64 select COMMON_CLK_MESON_REGMAP select COMMON_CLK_MESON_PHASE select COMMON_CLK_MESON_SCLK_DIV @@ -94,8 +100,9 @@ config COMMON_CLK_AXG_AUDIO aka axg, Say Y if you want audio subsystem to work. config COMMON_CLK_G12A - bool - depends on ARCH_MESON + bool "G12 and SM1 SoC clock controllers support" + depends on ARM64 + default y select COMMON_CLK_MESON_REGMAP select COMMON_CLK_MESON_DUALDIV select COMMON_CLK_MESON_MPLL @@ -107,3 +114,4 @@ config COMMON_CLK_G12A help Support for the clock controller on Amlogic S905D2, S905X2 and S905Y2 devices, aka g12a. Say Y if you want peripherals to work. +endmenu diff --git a/drivers/clk/meson/axg-audio.c b/drivers/clk/meson/axg-audio.c index 53715e36326c..7c8d02164443 100644 --- a/drivers/clk/meson/axg-audio.c +++ b/drivers/clk/meson/axg-audio.c @@ -147,6 +147,29 @@ }, \ } +#define AUD_SCLK_WS(_name, _reg, _width, _shift_ph, _shift_ws, _pname, \ + _iflags) { \ + .data = &(struct meson_sclk_ws_inv_data) { \ + .ph = { \ + .reg_off = (_reg), \ + .shift = (_shift_ph), \ + .width = (_width), \ + }, \ + .ws = { \ + .reg_off = (_reg), \ + .shift = (_shift_ws), \ + .width = (_width), \ + }, \ + }, \ + .hw.init = &(struct clk_init_data) { \ + .name = "aud_"#_name, \ + .ops = &meson_clk_phase_ops, \ + .parent_names = (const char *[]){ #_pname }, \ + .num_parents = 1, \ + .flags = (_iflags), \ + }, \ +} + /* Audio Master Clocks */ static const struct clk_parent_data mst_mux_parent_data[] = { { .fw_name = "mst_in0", }, @@ -254,6 +277,10 @@ static const struct clk_parent_data tdm_lrclk_parent_data[] = { AUD_PHASE(tdm##_name##_sclk, _reg, 1, 29, \ aud_tdm##_name##_sclk_post_en, \ CLK_DUTY_CYCLE_PARENT | CLK_SET_RATE_PARENT) +#define AUD_TDM_SCLK_WS(_name, _reg) \ + AUD_SCLK_WS(tdm##_name##_sclk, _reg, 1, 29, 28, \ + aud_tdm##_name##_sclk_post_en, \ + CLK_DUTY_CYCLE_PARENT | CLK_SET_RATE_PARENT) #define AUD_TDM_LRLCK(_name, _reg) \ AUD_MUX(tdm##_name##_lrclk, _reg, 0xf, 20, \ @@ -499,12 +526,6 @@ static struct clk_regmap tdmin_c_sclk = AUD_TDM_SCLK(in_c, AUDIO_CLK_TDMIN_C_CTRL); static struct clk_regmap tdmin_lb_sclk = AUD_TDM_SCLK(in_lb, AUDIO_CLK_TDMIN_LB_CTRL); -static struct clk_regmap tdmout_a_sclk = - AUD_TDM_SCLK(out_a, AUDIO_CLK_TDMOUT_A_CTRL); -static struct clk_regmap tdmout_b_sclk = - AUD_TDM_SCLK(out_b, AUDIO_CLK_TDMOUT_B_CTRL); -static struct clk_regmap tdmout_c_sclk = - AUD_TDM_SCLK(out_c, AUDIO_CLK_TDMOUT_C_CTRL); static struct clk_regmap tdmin_a_lrclk = AUD_TDM_LRLCK(in_a, AUDIO_CLK_TDMIN_A_CTRL); @@ -521,6 +542,14 @@ static struct clk_regmap tdmout_b_lrclk = static struct clk_regmap tdmout_c_lrclk = AUD_TDM_LRLCK(out_c, AUDIO_CLK_TDMOUT_C_CTRL); +/* AXG Clocks */ +static struct clk_regmap axg_tdmout_a_sclk = + AUD_TDM_SCLK(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static struct clk_regmap axg_tdmout_b_sclk = + AUD_TDM_SCLK(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static struct clk_regmap axg_tdmout_c_sclk = + AUD_TDM_SCLK(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + /* AXG/G12A Clocks */ static struct clk_hw axg_aud_top = { .init = &(struct clk_init_data) { @@ -591,7 +620,13 @@ static struct clk_regmap g12a_tdm_sclk_pad_1 = AUD_TDM_PAD_CTRL( static struct clk_regmap g12a_tdm_sclk_pad_2 = AUD_TDM_PAD_CTRL( sclk_pad_2, AUDIO_MST_PAD_CTRL1, 8, sclk_pad_ctrl_parent_data); -/* G12a/SM1 clocks */ +static struct clk_regmap g12a_tdmout_a_sclk = + AUD_TDM_SCLK_WS(out_a, AUDIO_CLK_TDMOUT_A_CTRL); +static struct clk_regmap g12a_tdmout_b_sclk = + AUD_TDM_SCLK_WS(out_b, AUDIO_CLK_TDMOUT_B_CTRL); +static struct clk_regmap g12a_tdmout_c_sclk = + AUD_TDM_SCLK_WS(out_c, AUDIO_CLK_TDMOUT_C_CTRL); + static struct clk_regmap toram = AUD_PCLK_GATE(toram, AUDIO_CLK_GATE_EN, 20); static struct clk_regmap spdifout_b = @@ -889,9 +924,9 @@ static struct clk_hw_onecell_data axg_audio_hw_onecell_data = { [AUD_CLKID_TDMIN_B_SCLK] = &tdmin_b_sclk.hw, [AUD_CLKID_TDMIN_C_SCLK] = &tdmin_c_sclk.hw, [AUD_CLKID_TDMIN_LB_SCLK] = &tdmin_lb_sclk.hw, - [AUD_CLKID_TDMOUT_A_SCLK] = &tdmout_a_sclk.hw, - [AUD_CLKID_TDMOUT_B_SCLK] = &tdmout_b_sclk.hw, - [AUD_CLKID_TDMOUT_C_SCLK] = &tdmout_c_sclk.hw, + [AUD_CLKID_TDMOUT_A_SCLK] = &axg_tdmout_a_sclk.hw, + [AUD_CLKID_TDMOUT_B_SCLK] = &axg_tdmout_b_sclk.hw, + [AUD_CLKID_TDMOUT_C_SCLK] = &axg_tdmout_c_sclk.hw, [AUD_CLKID_TDMIN_A_LRCLK] = &tdmin_a_lrclk.hw, [AUD_CLKID_TDMIN_B_LRCLK] = &tdmin_b_lrclk.hw, [AUD_CLKID_TDMIN_C_LRCLK] = &tdmin_c_lrclk.hw, @@ -1026,9 +1061,9 @@ static struct clk_hw_onecell_data g12a_audio_hw_onecell_data = { [AUD_CLKID_TDMIN_B_SCLK] = &tdmin_b_sclk.hw, [AUD_CLKID_TDMIN_C_SCLK] = &tdmin_c_sclk.hw, [AUD_CLKID_TDMIN_LB_SCLK] = &tdmin_lb_sclk.hw, - [AUD_CLKID_TDMOUT_A_SCLK] = &tdmout_a_sclk.hw, - [AUD_CLKID_TDMOUT_B_SCLK] = &tdmout_b_sclk.hw, - [AUD_CLKID_TDMOUT_C_SCLK] = &tdmout_c_sclk.hw, + [AUD_CLKID_TDMOUT_A_SCLK] = &g12a_tdmout_a_sclk.hw, + [AUD_CLKID_TDMOUT_B_SCLK] = &g12a_tdmout_b_sclk.hw, + [AUD_CLKID_TDMOUT_C_SCLK] = &g12a_tdmout_c_sclk.hw, [AUD_CLKID_TDMIN_A_LRCLK] = &tdmin_a_lrclk.hw, [AUD_CLKID_TDMIN_B_LRCLK] = &tdmin_b_lrclk.hw, [AUD_CLKID_TDMIN_C_LRCLK] = &tdmin_c_lrclk.hw, @@ -1170,9 +1205,9 @@ static struct clk_hw_onecell_data sm1_audio_hw_onecell_data = { [AUD_CLKID_TDMIN_B_SCLK] = &tdmin_b_sclk.hw, [AUD_CLKID_TDMIN_C_SCLK] = &tdmin_c_sclk.hw, [AUD_CLKID_TDMIN_LB_SCLK] = &tdmin_lb_sclk.hw, - [AUD_CLKID_TDMOUT_A_SCLK] = &tdmout_a_sclk.hw, - [AUD_CLKID_TDMOUT_B_SCLK] = &tdmout_b_sclk.hw, - [AUD_CLKID_TDMOUT_C_SCLK] = &tdmout_c_sclk.hw, + [AUD_CLKID_TDMOUT_A_SCLK] = &g12a_tdmout_a_sclk.hw, + [AUD_CLKID_TDMOUT_B_SCLK] = &g12a_tdmout_b_sclk.hw, + [AUD_CLKID_TDMOUT_C_SCLK] = &g12a_tdmout_c_sclk.hw, [AUD_CLKID_TDMIN_A_LRCLK] = &tdmin_a_lrclk.hw, [AUD_CLKID_TDMIN_B_LRCLK] = &tdmin_b_lrclk.hw, [AUD_CLKID_TDMIN_C_LRCLK] = &tdmin_c_lrclk.hw, @@ -1209,13 +1244,132 @@ static struct clk_hw_onecell_data sm1_audio_hw_onecell_data = { }; -/* Convenience table to populate regmap in .probe() - * Note that this table is shared between both AXG and G12A, - * with spdifout_b clocks being exclusive to G12A. Since those - * clocks are not declared within the AXG onecell table, we do not - * feel the need to have separate AXG/G12A regmap tables. - */ +/* Convenience table to populate regmap in .probe(). */ static struct clk_regmap *const axg_clk_regmaps[] = { + &ddr_arb, + &pdm, + &tdmin_a, + &tdmin_b, + &tdmin_c, + &tdmin_lb, + &tdmout_a, + &tdmout_b, + &tdmout_c, + &frddr_a, + &frddr_b, + &frddr_c, + &toddr_a, + &toddr_b, + &toddr_c, + &loopback, + &spdifin, + &spdifout, + &resample, + &power_detect, + &mst_a_mclk_sel, + &mst_b_mclk_sel, + &mst_c_mclk_sel, + &mst_d_mclk_sel, + &mst_e_mclk_sel, + &mst_f_mclk_sel, + &mst_a_mclk_div, + &mst_b_mclk_div, + &mst_c_mclk_div, + &mst_d_mclk_div, + &mst_e_mclk_div, + &mst_f_mclk_div, + &mst_a_mclk, + &mst_b_mclk, + &mst_c_mclk, + &mst_d_mclk, + &mst_e_mclk, + &mst_f_mclk, + &spdifout_clk_sel, + &spdifout_clk_div, + &spdifout_clk, + &spdifin_clk_sel, + &spdifin_clk_div, + &spdifin_clk, + &pdm_dclk_sel, + &pdm_dclk_div, + &pdm_dclk, + &pdm_sysclk_sel, + &pdm_sysclk_div, + &pdm_sysclk, + &mst_a_sclk_pre_en, + &mst_b_sclk_pre_en, + &mst_c_sclk_pre_en, + &mst_d_sclk_pre_en, + &mst_e_sclk_pre_en, + &mst_f_sclk_pre_en, + &mst_a_sclk_div, + &mst_b_sclk_div, + &mst_c_sclk_div, + &mst_d_sclk_div, + &mst_e_sclk_div, + &mst_f_sclk_div, + &mst_a_sclk_post_en, + &mst_b_sclk_post_en, + &mst_c_sclk_post_en, + &mst_d_sclk_post_en, + &mst_e_sclk_post_en, + &mst_f_sclk_post_en, + &mst_a_sclk, + &mst_b_sclk, + &mst_c_sclk, + &mst_d_sclk, + &mst_e_sclk, + &mst_f_sclk, + &mst_a_lrclk_div, + &mst_b_lrclk_div, + &mst_c_lrclk_div, + &mst_d_lrclk_div, + &mst_e_lrclk_div, + &mst_f_lrclk_div, + &mst_a_lrclk, + &mst_b_lrclk, + &mst_c_lrclk, + &mst_d_lrclk, + &mst_e_lrclk, + &mst_f_lrclk, + &tdmin_a_sclk_sel, + &tdmin_b_sclk_sel, + &tdmin_c_sclk_sel, + &tdmin_lb_sclk_sel, + &tdmout_a_sclk_sel, + &tdmout_b_sclk_sel, + &tdmout_c_sclk_sel, + &tdmin_a_sclk_pre_en, + &tdmin_b_sclk_pre_en, + &tdmin_c_sclk_pre_en, + &tdmin_lb_sclk_pre_en, + &tdmout_a_sclk_pre_en, + &tdmout_b_sclk_pre_en, + &tdmout_c_sclk_pre_en, + &tdmin_a_sclk_post_en, + &tdmin_b_sclk_post_en, + &tdmin_c_sclk_post_en, + &tdmin_lb_sclk_post_en, + &tdmout_a_sclk_post_en, + &tdmout_b_sclk_post_en, + &tdmout_c_sclk_post_en, + &tdmin_a_sclk, + &tdmin_b_sclk, + &tdmin_c_sclk, + &tdmin_lb_sclk, + &axg_tdmout_a_sclk, + &axg_tdmout_b_sclk, + &axg_tdmout_c_sclk, + &tdmin_a_lrclk, + &tdmin_b_lrclk, + &tdmin_c_lrclk, + &tdmin_lb_lrclk, + &tdmout_a_lrclk, + &tdmout_b_lrclk, + &tdmout_c_lrclk, +}; + +static struct clk_regmap *const g12a_clk_regmaps[] = { &ddr_arb, &pdm, &tdmin_a, @@ -1328,9 +1482,9 @@ static struct clk_regmap *const axg_clk_regmaps[] = { &tdmin_b_sclk, &tdmin_c_sclk, &tdmin_lb_sclk, - &tdmout_a_sclk, - &tdmout_b_sclk, - &tdmout_c_sclk, + &g12a_tdmout_a_sclk, + &g12a_tdmout_b_sclk, + &g12a_tdmout_c_sclk, &tdmin_a_lrclk, &tdmin_b_lrclk, &tdmin_c_lrclk, @@ -1465,9 +1619,9 @@ static struct clk_regmap *const sm1_clk_regmaps[] = { &tdmin_b_sclk, &tdmin_c_sclk, &tdmin_lb_sclk, - &tdmout_a_sclk, - &tdmout_b_sclk, - &tdmout_c_sclk, + &g12a_tdmout_a_sclk, + &g12a_tdmout_b_sclk, + &g12a_tdmout_c_sclk, &tdmin_a_lrclk, &tdmin_b_lrclk, &tdmin_c_lrclk, @@ -1713,8 +1867,8 @@ static const struct audioclk_data axg_audioclk_data = { }; static const struct audioclk_data g12a_audioclk_data = { - .regmap_clks = axg_clk_regmaps, - .regmap_clk_num = ARRAY_SIZE(axg_clk_regmaps), + .regmap_clks = g12a_clk_regmaps, + .regmap_clk_num = ARRAY_SIZE(g12a_clk_regmaps), .hw_onecell_data = &g12a_audio_hw_onecell_data, .reset_offset = AUDIO_SW_RESET, .reset_num = 26, diff --git a/drivers/clk/meson/clk-phase.c b/drivers/clk/meson/clk-phase.c index fe22e171121a..a6763439f7d2 100644 --- a/drivers/clk/meson/clk-phase.c +++ b/drivers/clk/meson/clk-phase.c @@ -125,6 +125,62 @@ const struct clk_ops meson_clk_triphase_ops = { }; EXPORT_SYMBOL_GPL(meson_clk_triphase_ops); +/* + * This is a special clock for the audio controller. + * This drive a bit clock inverter for which the + * opposite value of the inverter bit needs to be manually + * set into another bit + */ +static inline struct meson_sclk_ws_inv_data * +meson_sclk_ws_inv_data(struct clk_regmap *clk) +{ + return (struct meson_sclk_ws_inv_data *)clk->data; +} + +static int meson_sclk_ws_inv_sync(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_ws_inv_data *tph = meson_sclk_ws_inv_data(clk); + unsigned int val; + + /* Get phase and sync the inverted value to ws */ + val = meson_parm_read(clk->map, &tph->ph); + meson_parm_write(clk->map, &tph->ws, val ? 0 : 1); + + return 0; +} + +static int meson_sclk_ws_inv_get_phase(struct clk_hw *hw) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_ws_inv_data *tph = meson_sclk_ws_inv_data(clk); + unsigned int val; + + val = meson_parm_read(clk->map, &tph->ph); + + return meson_clk_degrees_from_val(val, tph->ph.width); +} + +static int meson_sclk_ws_inv_set_phase(struct clk_hw *hw, int degrees) +{ + struct clk_regmap *clk = to_clk_regmap(hw); + struct meson_sclk_ws_inv_data *tph = meson_sclk_ws_inv_data(clk); + unsigned int val; + + val = meson_clk_degrees_to_val(degrees, tph->ph.width); + meson_parm_write(clk->map, &tph->ph, val); + meson_parm_write(clk->map, &tph->ws, val ? 0 : 1); + return 0; +} + +const struct clk_ops meson_sclk_ws_inv_ops = { + .init = meson_sclk_ws_inv_sync, + .get_phase = meson_sclk_ws_inv_get_phase, + .set_phase = meson_sclk_ws_inv_set_phase, +}; +EXPORT_SYMBOL_GPL(meson_sclk_ws_inv_ops); + + MODULE_DESCRIPTION("Amlogic phase driver"); MODULE_AUTHOR("Jerome Brunet "); MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/meson/clk-phase.h b/drivers/clk/meson/clk-phase.h index 5579f9ced142..b637b9b227bc 100644 --- a/drivers/clk/meson/clk-phase.h +++ b/drivers/clk/meson/clk-phase.h @@ -20,7 +20,13 @@ struct meson_clk_triphase_data { struct parm ph2; }; +struct meson_sclk_ws_inv_data { + struct parm ph; + struct parm ws; +}; + extern const struct clk_ops meson_clk_phase_ops; extern const struct clk_ops meson_clk_triphase_ops; +extern const struct clk_ops meson_sclk_ws_inv_ops; #endif /* __MESON_CLK_PHASE_H */ diff --git a/drivers/clk/meson/g12a.c b/drivers/clk/meson/g12a.c index 9803d44bb157..b814d44917a5 100644 --- a/drivers/clk/meson/g12a.c +++ b/drivers/clk/meson/g12a.c @@ -298,6 +298,17 @@ static struct clk_regmap g12a_fclk_div2 = { &g12a_fclk_div2_div.hw }, .num_parents = 1, + /* + * Similar to fclk_div3, it seems that this clock is used by + * the resident firmware and is required by the platform to + * operate correctly. + * Until the following condition are met, we need this clock to + * be marked as critical: + * a) Mark the clock used by a firmware resource, if possible + * b) CCF has a clock hand-off mechanism to make the sure the + * clock stays on until the proper driver comes along + */ + .flags = CLK_IS_CRITICAL, }, }; diff --git a/drivers/clk/meson/meson-aoclk.c b/drivers/clk/meson/meson-aoclk.c index bf8bea675d24..3a6d84cd6601 100644 --- a/drivers/clk/meson/meson-aoclk.c +++ b/drivers/clk/meson/meson-aoclk.c @@ -57,7 +57,7 @@ int meson_aoclkc_probe(struct platform_device *pdev) rstc->data = data; rstc->regmap = regmap; rstc->reset.ops = &meson_aoclk_reset_ops; - rstc->reset.nr_resets = data->num_reset, + rstc->reset.nr_resets = data->num_reset; rstc->reset.of_node = dev->of_node; ret = devm_reset_controller_register(dev, &rstc->reset); if (ret) { diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c index 67208aea94c5..0839fb2049e9 100644 --- a/drivers/clk/mmp/clk-of-mmp2.c +++ b/drivers/clk/mmp/clk-of-mmp2.c @@ -347,9 +347,9 @@ static struct mmp_param_mux_clk mmp3_apmu_mux_clks[] = { }; static struct mmp_param_div_clk apmu_div_clks[] = { - {0, "disp0_div", "disp0_mux", CLK_SET_RATE_PARENT, APMU_DISP0, 8, 4, 0, &disp0_lock}, + {0, "disp0_div", "disp0_mux", CLK_SET_RATE_PARENT, APMU_DISP0, 8, 4, CLK_DIVIDER_ONE_BASED, &disp0_lock}, {0, "disp0_sphy_div", "disp0_mux", CLK_SET_RATE_PARENT, APMU_DISP0, 15, 5, 0, &disp0_lock}, - {0, "disp1_div", "disp1_mux", CLK_SET_RATE_PARENT, APMU_DISP1, 8, 4, 0, &disp1_lock}, + {0, "disp1_div", "disp1_mux", CLK_SET_RATE_PARENT, APMU_DISP1, 8, 4, CLK_DIVIDER_ONE_BASED, &disp1_lock}, {0, "ccic0_sphy_div", "ccic0_mix_clk", CLK_SET_RATE_PARENT, APMU_CCIC0, 10, 5, 0, &ccic0_lock}, {0, "ccic1_sphy_div", "ccic1_mix_clk", CLK_SET_RATE_PARENT, APMU_CCIC1, 10, 5, 0, &ccic1_lock}, }; diff --git a/drivers/clk/mmp/clk-of-pxa1928.c b/drivers/clk/mmp/clk-of-pxa1928.c index cede7b4ca3b9..998fc4207b0e 100644 --- a/drivers/clk/mmp/clk-of-pxa1928.c +++ b/drivers/clk/mmp/clk-of-pxa1928.c @@ -68,7 +68,6 @@ static struct mmp_clk_factor_tbl uart_factor_tbl[] = { static void pxa1928_pll_init(struct pxa1928_clk_unit *pxa_unit) { - struct clk *clk; struct mmp_clk_unit *unit = &pxa_unit->unit; mmp_register_fixed_rate_clks(unit, fixed_rate_clks, @@ -77,7 +76,7 @@ static void pxa1928_pll_init(struct pxa1928_clk_unit *pxa_unit) mmp_register_fixed_factor_clks(unit, fixed_factor_clks, ARRAY_SIZE(fixed_factor_clks)); - clk = mmp_clk_register_factor("uart_pll", "pll1_416", + mmp_clk_register_factor("uart_pll", "pll1_416", CLK_SET_RATE_PARENT, pxa_unit->mpmu_base + MPMU_UART_PLL, &uart_factor_masks, uart_factor_tbl, diff --git a/drivers/clk/mvebu/ap-cpu-clk.c b/drivers/clk/mvebu/ap-cpu-clk.c index 6b394302c76a..b4259b60dcfd 100644 --- a/drivers/clk/mvebu/ap-cpu-clk.c +++ b/drivers/clk/mvebu/ap-cpu-clk.c @@ -197,7 +197,7 @@ static int ap_cpu_clk_set_rate(struct clk_hw *hw, unsigned long rate, stable_bit = BIT(clk->pll_regs->ratio_state_offset + clk->cluster * - clk->pll_regs->ratio_state_cluster_offset), + clk->pll_regs->ratio_state_cluster_offset); ret = regmap_read_poll_timeout(clk->pll_cr_base, clk->pll_regs->ratio_state_reg, reg, reg & stable_bit, STATUS_POLL_PERIOD_US, diff --git a/drivers/clk/pxa/clk-pxa.h b/drivers/clk/pxa/clk-pxa.h index f131d2834af4..5768e0f728ce 100644 --- a/drivers/clk/pxa/clk-pxa.h +++ b/drivers/clk/pxa/clk-pxa.h @@ -19,11 +19,11 @@ #define MUX_RO_RATE_RO_OPS(name, clk_name) \ static struct clk_hw name ## _mux_hw; \ static struct clk_hw name ## _rate_hw; \ - static struct clk_ops name ## _mux_ops = { \ + static const struct clk_ops name ## _mux_ops = { \ .get_parent = name ## _get_parent, \ .set_parent = dummy_clk_set_parent, \ }; \ - static struct clk_ops name ## _rate_ops = { \ + static const struct clk_ops name ## _rate_ops = { \ .recalc_rate = name ## _get_rate, \ }; \ static struct clk * __init clk_register_ ## name(void) \ @@ -38,7 +38,7 @@ #define RATE_RO_OPS(name, clk_name) \ static struct clk_hw name ## _rate_hw; \ - static const struct clk_ops name ## _rate_ops = { \ + static const struct clk_ops name ## _rate_ops = { \ .recalc_rate = name ## _get_rate, \ }; \ static struct clk * __init clk_register_ ## name(void) \ @@ -53,7 +53,7 @@ #define RATE_OPS(name, clk_name) \ static struct clk_hw name ## _rate_hw; \ - static struct clk_ops name ## _rate_ops = { \ + static const struct clk_ops name ## _rate_ops = { \ .recalc_rate = name ## _get_rate, \ .set_rate = name ## _set_rate, \ .determine_rate = name ## _determine_rate, \ diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 058327310c25..3a965bd326d5 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -413,6 +413,15 @@ config SDM_LPASSCC_845 Say Y if you want to use the LPASS branch clocks of the LPASS clock controller to reset the LPASS subsystem. +config SM_DISPCC_8250 + tristate "SM8150 and SM8250 Display Clock Controller" + depends on SM_GCC_8150 || SM_GCC_8250 + help + Support for the display clock controller on Qualcomm Technologies, Inc + SM8150 and SM8250 devices. + Say Y if you want to support display devices and functionality such as + splash screen. + config SM_GCC_8150 tristate "SM8150 Global Clock Controller" help @@ -444,6 +453,24 @@ config SM_GPUCC_8250 Say Y if you want to support graphics controller devices and functionality such as 3D graphics. +config SM_VIDEOCC_8150 + tristate "SM8150 Video Clock Controller" + select SDM_GCC_8150 + select QCOM_GDSC + help + Support for the video clock controller on SM8150 devices. + Say Y if you want to support video devices and functionality such as + video encode and decode. + +config SM_VIDEOCC_8250 + tristate "SM8250 Video Clock Controller" + select SDM_GCC_8250 + select QCOM_GDSC + help + Support for the video clock controller on SM8250 devices. + Say Y if you want to support video devices and functionality such as + video encode and decode. + config SPMI_PMIC_CLKDIV tristate "SPMI PMIC clkdiv Support" depends on SPMI || COMPILE_TEST diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index 9677e769e7e9..11ae86febe87 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -64,10 +64,13 @@ obj-$(CONFIG_SDM_GCC_845) += gcc-sdm845.o obj-$(CONFIG_SDM_GPUCC_845) += gpucc-sdm845.o obj-$(CONFIG_SDM_LPASSCC_845) += lpasscc-sdm845.o obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o +obj-$(CONFIG_SM_DISPCC_8250) += dispcc-sm8250.o obj-$(CONFIG_SM_GCC_8150) += gcc-sm8150.o obj-$(CONFIG_SM_GCC_8250) += gcc-sm8250.o obj-$(CONFIG_SM_GPUCC_8150) += gpucc-sm8150.o obj-$(CONFIG_SM_GPUCC_8250) += gpucc-sm8250.o +obj-$(CONFIG_SM_VIDEOCC_8150) += videocc-sm8150.o +obj-$(CONFIG_SM_VIDEOCC_8250) += videocc-sm8250.o obj-$(CONFIG_SPMI_PMIC_CLKDIV) += clk-spmi-pmic-div.o obj-$(CONFIG_KPSS_XCC) += kpss-xcc.o obj-$(CONFIG_QCOM_HFPLL) += hfpll.o diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c index 26139ef005e4..564431130a76 100644 --- a/drivers/clk/qcom/clk-alpha-pll.c +++ b/drivers/clk/qcom/clk-alpha-pll.c @@ -609,7 +609,7 @@ static unsigned long alpha_huayra_pll_calc_rate(u64 prate, u32 l, u32 a) { /* - * a contains 16 bit alpha_val in two’s compliment number in the range + * a contains 16 bit alpha_val in two’s complement number in the range * of [-0.5, 0.5). */ if (a >= BIT(PLL_HUAYRA_ALPHA_WIDTH - 1)) @@ -641,7 +641,7 @@ alpha_huayra_pll_round_rate(unsigned long rate, unsigned long prate, quotient++; /* - * alpha_val should be in two’s compliment number in the range + * alpha_val should be in two’s complement number in the range * of [-0.5, 0.5) so if quotient >= 0.5 then increment the l value * since alpha value will be subtracted in this case. */ @@ -666,7 +666,7 @@ alpha_pll_huayra_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) regmap_read(pll->clkr.regmap, PLL_ALPHA_VAL(pll), &alpha); /* * Depending upon alpha_mode, it can be treated as M/N value or - * as a two’s compliment number. When alpha_mode=1, + * as a two’s complement number. When alpha_mode=1, * pll_alpha_val<15:8>=M and pll_apla_val<7:0>=N * * Fout=FIN*(L+(M/N)) @@ -674,12 +674,12 @@ alpha_pll_huayra_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) * M is a signed number (-128 to 127) and N is unsigned * (0 to 255). M/N has to be within +/-0.5. * - * When alpha_mode=0, it is a two’s compliment number in the + * When alpha_mode=0, it is a two’s complement number in the * range [-0.5, 0.5). * * Fout=FIN*(L+(alpha_val)/2^16) * - * where alpha_val is two’s compliment number. + * where alpha_val is two’s complement number. */ if (!(ctl & PLL_ALPHA_MODE)) return alpha_huayra_pll_calc_rate(rate, l, alpha); diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index 357159fe85b5..59a5a0f261f3 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -1182,14 +1182,21 @@ static int clk_rcg2_dp_set_rate_and_parent(struct clk_hw *hw, static int clk_rcg2_dp_determine_rate(struct clk_hw *hw, struct clk_rate_request *req) { - struct clk_rate_request parent_req = *req; - int ret; + struct clk_rcg2 *rcg = to_clk_rcg2(hw); + unsigned long num, den; + u64 tmp; - ret = __clk_determine_rate(clk_hw_get_parent(hw), &parent_req); - if (ret) - return ret; + /* Parent rate is a fixed phy link rate */ + rational_best_approximation(req->best_parent_rate, req->rate, + GENMASK(rcg->mnd_width - 1, 0), + GENMASK(rcg->mnd_width - 1, 0), &den, &num); - req->best_parent_rate = parent_req.rate; + if (!num || !den) + return -EINVAL; + + tmp = req->best_parent_rate * num; + do_div(tmp, den); + req->rate = tmp; return 0; } diff --git a/drivers/clk/qcom/dispcc-sc7180.c b/drivers/clk/qcom/dispcc-sc7180.c index 0a5d395bce93..f487515701e3 100644 --- a/drivers/clk/qcom/dispcc-sc7180.c +++ b/drivers/clk/qcom/dispcc-sc7180.c @@ -202,7 +202,6 @@ static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = { .name = "disp_cc_mdss_dp_crypto_clk_src", .parent_data = disp_cc_parent_data_1, .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), - .flags = CLK_SET_RATE_PARENT, .ops = &clk_byte2_ops, }, }; @@ -216,7 +215,6 @@ static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = { .name = "disp_cc_mdss_dp_link_clk_src", .parent_data = disp_cc_parent_data_1, .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), - .flags = CLK_SET_RATE_PARENT, .ops = &clk_byte2_ops, }, }; @@ -230,7 +228,6 @@ static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = { .name = "disp_cc_mdss_dp_pixel_clk_src", .parent_data = disp_cc_parent_data_1, .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), - .flags = CLK_SET_RATE_PARENT, .ops = &clk_dp_ops, }, }; diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c new file mode 100644 index 000000000000..07a98d3f882d --- /dev/null +++ b/drivers/clk/qcom/dispcc-sm8250.c @@ -0,0 +1,1107 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + */ + +#include +#include +#include +#include +#include + +#include + +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap-divider.h" +#include "common.h" +#include "gdsc.h" +#include "reset.h" + +enum { + P_BI_TCXO, + P_CHIP_SLEEP_CLK, + P_CORE_BI_PLL_TEST_SE, + P_DISP_CC_PLL0_OUT_MAIN, + P_DISP_CC_PLL1_OUT_EVEN, + P_DISP_CC_PLL1_OUT_MAIN, + P_DP_PHY_PLL_LINK_CLK, + P_DP_PHY_PLL_VCO_DIV_CLK, + P_DPTX1_PHY_PLL_LINK_CLK, + P_DPTX1_PHY_PLL_VCO_DIV_CLK, + P_DPTX2_PHY_PLL_LINK_CLK, + P_DPTX2_PHY_PLL_VCO_DIV_CLK, + P_DSI0_PHY_PLL_OUT_BYTECLK, + P_DSI0_PHY_PLL_OUT_DSICLK, + P_DSI1_PHY_PLL_OUT_BYTECLK, + P_DSI1_PHY_PLL_OUT_DSICLK, + P_EDP_PHY_PLL_LINK_CLK, + P_EDP_PHY_PLL_VCO_DIV_CLK, +}; + +static struct pll_vco vco_table[] = { + { 249600000, 2000000000, 0 }, +}; + +static struct alpha_pll_config disp_cc_pll0_config = { + .l = 0x47, + .alpha = 0xE000, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A699C, + .user_ctl_val = 0x00000000, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_init_data disp_cc_pll0_init = { + .name = "disp_cc_pll0", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, +}; + +static struct clk_alpha_pll disp_cc_pll0 = { + .offset = 0x0, + .vco_table = vco_table, + .num_vco = ARRAY_SIZE(vco_table), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr.hw.init = &disp_cc_pll0_init +}; + +static struct alpha_pll_config disp_cc_pll1_config = { + .l = 0x1F, + .alpha = 0x4000, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A699C, + .user_ctl_val = 0x00000000, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_init_data disp_cc_pll1_init = { + .name = "disp_cc_pll1", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, +}; + +static struct clk_alpha_pll disp_cc_pll1 = { + .offset = 0x1000, + .vco_table = vco_table, + .num_vco = ARRAY_SIZE(vco_table), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr.hw.init = &disp_cc_pll1_init +}; + +static const struct parent_map disp_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_DP_PHY_PLL_LINK_CLK, 1 }, + { P_DP_PHY_PLL_VCO_DIV_CLK, 2 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_0[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "dp_phy_pll_link_clk" }, + { .fw_name = "dp_phy_pll_vco_div_clk" }, +}; + +static const struct parent_map disp_cc_parent_map_1[] = { + { P_BI_TCXO, 0 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_1[] = { + { .fw_name = "bi_tcxo" }, +}; + +static const struct parent_map disp_cc_parent_map_2[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_BYTECLK, 1 }, + { P_DSI1_PHY_PLL_OUT_BYTECLK, 2 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_2[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "dsi0_phy_pll_out_byteclk" }, + { .fw_name = "dsi1_phy_pll_out_byteclk" }, +}; + +static const struct parent_map disp_cc_parent_map_3[] = { + { P_BI_TCXO, 0 }, + { P_DISP_CC_PLL1_OUT_MAIN, 4 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_3[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &disp_cc_pll1.clkr.hw }, +}; + +static const struct parent_map disp_cc_parent_map_5[] = { + { P_BI_TCXO, 0 }, + { P_DISP_CC_PLL0_OUT_MAIN, 1 }, + { P_DISP_CC_PLL1_OUT_MAIN, 4 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_5[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &disp_cc_pll0.clkr.hw }, + { .hw = &disp_cc_pll1.clkr.hw }, +}; + +static const struct parent_map disp_cc_parent_map_6[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_DSICLK, 1 }, + { P_DSI1_PHY_PLL_OUT_DSICLK, 2 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_6[] = { + { .fw_name = "bi_tcxo" }, + { .fw_name = "dsi0_phy_pll_out_dsiclk" }, + { .fw_name = "dsi1_phy_pll_out_dsiclk" }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(37500000, P_DISP_CC_PLL1_OUT_MAIN, 16, 0, 0), + F(75000000, P_DISP_CC_PLL1_OUT_MAIN, 8, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = { + .cmd_rcgr = 0x22bc, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_3, + .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_ahb_clk_src", + .parent_data = disp_cc_parent_data_3, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_3), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_byte0_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = { + .cmd_rcgr = 0x2110, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_byte2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_byte1_clk_src = { + .cmd_rcgr = 0x212c, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte1_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_byte2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_aux1_clk_src = { + .cmd_rcgr = 0x2240, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_aux1_clk_src", + .parent_data = disp_cc_parent_data_1, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = { + .cmd_rcgr = 0x21dc, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_aux_clk_src", + .parent_data = disp_cc_parent_data_1, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_dp_link1_clk_src[] = { + F(162000000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), + F(270000000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), + F(540000000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), + F(810000000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_dp_link1_clk_src = { + .cmd_rcgr = 0x220c, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .freq_tbl = ftbl_disp_cc_mdss_dp_link1_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link1_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = { + .cmd_rcgr = 0x2178, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .freq_tbl = ftbl_disp_cc_mdss_dp_link1_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_pixel1_clk_src = { + .cmd_rcgr = 0x21c4, + .mnd_width = 16, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel1_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_dp_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_pixel2_clk_src = { + .cmd_rcgr = 0x21f4, + .mnd_width = 16, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel2_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_dp_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = { + .cmd_rcgr = 0x21ac, + .mnd_width = 16, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .ops = &clk_dp_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = { + .cmd_rcgr = 0x2148, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc0_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_esc1_clk_src = { + .cmd_rcgr = 0x2160, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc1_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(85714286, P_DISP_CC_PLL1_OUT_MAIN, 7, 0, 0), + F(100000000, P_DISP_CC_PLL1_OUT_MAIN, 6, 0, 0), + F(150000000, P_DISP_CC_PLL1_OUT_MAIN, 4, 0, 0), + F(200000000, P_DISP_CC_PLL1_OUT_MAIN, 3, 0, 0), + F(300000000, P_DISP_CC_PLL1_OUT_MAIN, 2, 0, 0), + F(345000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0), + F(460000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = { + .cmd_rcgr = 0x20c8, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_5, + .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_clk_src", + .parent_data = disp_cc_parent_data_5, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_5), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = { + .cmd_rcgr = 0x2098, + .mnd_width = 8, + .hid_width = 5, + .parent_map = disp_cc_parent_map_6, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk0_clk_src", + .parent_data = disp_cc_parent_data_6, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_6), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_pixel_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_pclk1_clk_src = { + .cmd_rcgr = 0x20b0, + .mnd_width = 8, + .hid_width = 5, + .parent_map = disp_cc_parent_map_6, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk1_clk_src", + .parent_data = disp_cc_parent_data_6, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_6), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_pixel_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(200000000, P_DISP_CC_PLL1_OUT_MAIN, 3, 0, 0), + F(300000000, P_DISP_CC_PLL1_OUT_MAIN, 2, 0, 0), + F(345000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0), + F(460000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_rot_clk_src = { + .cmd_rcgr = 0x20e0, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_5, + .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rot_clk_src", + .parent_data = disp_cc_parent_data_5, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_5), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = { + .cmd_rcgr = 0x20f8, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_vsync_clk_src", + .parent_data = disp_cc_parent_data_1, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_1), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = { + .reg = 0x2128, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "disp_cc_mdss_byte0_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_regmap_div_ops, + }, +}; + + +static struct clk_regmap_div disp_cc_mdss_byte1_div_clk_src = { + .reg = 0x2144, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "disp_cc_mdss_byte1_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte1_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_regmap_div_ops, + }, +}; + + +static struct clk_regmap_div disp_cc_mdss_dp_link1_div_clk_src = { + .reg = 0x2224, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "disp_cc_mdss_dp_link1_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link1_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_regmap_div_ro_ops, + }, +}; + + +static struct clk_regmap_div disp_cc_mdss_dp_link_div_clk_src = { + .reg = 0x2190, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "disp_cc_mdss_dp_link_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_branch disp_cc_mdss_ahb_clk = { + .halt_reg = 0x2080, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2080, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_clk = { + .halt_reg = 0x2028, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2028, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_intf_clk = { + .halt_reg = 0x202c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x202c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte0_intf_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte0_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte1_clk = { + .halt_reg = 0x2030, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2030, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte1_intf_clk = { + .halt_reg = 0x2034, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2034, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_byte1_intf_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_byte1_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_aux1_clk = { + .halt_reg = 0x2068, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2068, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_aux1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_aux1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_aux_clk = { + .halt_reg = 0x2054, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2054, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_aux_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_aux_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_link1_clk = { + .halt_reg = 0x205c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x205c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_link1_intf_clk = { + .halt_reg = 0x2060, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2060, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link1_intf_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link1_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_link_clk = { + .halt_reg = 0x2040, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2040, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_link_intf_clk = { + .halt_reg = 0x2044, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2044, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_link_intf_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_link_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_pixel1_clk = { + .halt_reg = 0x2050, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2050, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_pixel1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_pixel2_clk = { + .halt_reg = 0x2058, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2058, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel2_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_pixel2_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_dp_pixel_clk = { + .halt_reg = 0x204c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x204c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_dp_pixel_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_dp_pixel_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_esc0_clk = { + .halt_reg = 0x2038, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2038, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_esc0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_esc1_clk = { + .halt_reg = 0x203c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x203c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_esc1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_esc1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_clk = { + .halt_reg = 0x200c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x200c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_lut_clk = { + .halt_reg = 0x201c, + .halt_check = BRANCH_VOTED, + .clkr = { + .enable_reg = 0x201c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_mdp_lut_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = { + .halt_reg = 0x4004, + .halt_check = BRANCH_VOTED, + .clkr = { + .enable_reg = 0x4004, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_non_gdsc_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_pclk0_clk = { + .halt_reg = 0x2004, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2004, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk0_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_pclk0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_pclk1_clk = { + .halt_reg = 0x2008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2008, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_pclk1_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_pclk1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rot_clk = { + .halt_reg = 0x2014, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2014, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rot_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_rot_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_ahb_clk = { + .halt_reg = 0x400c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x400c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rscc_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_vsync_clk = { + .halt_reg = 0x4008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x4008, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_rscc_vsync_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_vsync_clk = { + .halt_reg = 0x2024, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x2024, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "disp_cc_mdss_vsync_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc mdss_gdsc = { + .gdscr = 0x3000, + .pd = { + .name = "mdss_gdsc", + }, + .pwrsts = PWRSTS_OFF_ON, + .flags = HW_CTRL, +}; + +static struct clk_regmap *disp_cc_sm8250_clocks[] = { + [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr, + [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr, + [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr, + [DISP_CC_MDSS_BYTE1_CLK] = &disp_cc_mdss_byte1_clk.clkr, + [DISP_CC_MDSS_BYTE1_CLK_SRC] = &disp_cc_mdss_byte1_clk_src.clkr, + [DISP_CC_MDSS_BYTE1_DIV_CLK_SRC] = &disp_cc_mdss_byte1_div_clk_src.clkr, + [DISP_CC_MDSS_BYTE1_INTF_CLK] = &disp_cc_mdss_byte1_intf_clk.clkr, + [DISP_CC_MDSS_DP_AUX1_CLK] = &disp_cc_mdss_dp_aux1_clk.clkr, + [DISP_CC_MDSS_DP_AUX1_CLK_SRC] = &disp_cc_mdss_dp_aux1_clk_src.clkr, + [DISP_CC_MDSS_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr, + [DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr, + [DISP_CC_MDSS_DP_LINK1_CLK] = &disp_cc_mdss_dp_link1_clk.clkr, + [DISP_CC_MDSS_DP_LINK1_CLK_SRC] = &disp_cc_mdss_dp_link1_clk_src.clkr, + [DISP_CC_MDSS_DP_LINK1_DIV_CLK_SRC] = &disp_cc_mdss_dp_link1_div_clk_src.clkr, + [DISP_CC_MDSS_DP_LINK1_INTF_CLK] = &disp_cc_mdss_dp_link1_intf_clk.clkr, + [DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr, + [DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr, + [DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dp_link_div_clk_src.clkr, + [DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.clkr, + [DISP_CC_MDSS_DP_PIXEL1_CLK] = &disp_cc_mdss_dp_pixel1_clk.clkr, + [DISP_CC_MDSS_DP_PIXEL1_CLK_SRC] = &disp_cc_mdss_dp_pixel1_clk_src.clkr, + [DISP_CC_MDSS_DP_PIXEL2_CLK] = &disp_cc_mdss_dp_pixel2_clk.clkr, + [DISP_CC_MDSS_DP_PIXEL2_CLK_SRC] = &disp_cc_mdss_dp_pixel2_clk_src.clkr, + [DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr, + [DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr, + [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr, + [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr, + [DISP_CC_MDSS_ESC1_CLK] = &disp_cc_mdss_esc1_clk.clkr, + [DISP_CC_MDSS_ESC1_CLK_SRC] = &disp_cc_mdss_esc1_clk_src.clkr, + [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr, + [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr, + [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr, + [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr, + [DISP_CC_MDSS_PCLK1_CLK] = &disp_cc_mdss_pclk1_clk.clkr, + [DISP_CC_MDSS_PCLK1_CLK_SRC] = &disp_cc_mdss_pclk1_clk_src.clkr, + [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr, + [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr, + [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr, + [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr, + [DISP_CC_PLL0] = &disp_cc_pll0.clkr, + [DISP_CC_PLL1] = &disp_cc_pll1.clkr, +}; + +static const struct qcom_reset_map disp_cc_sm8250_resets[] = { + [DISP_CC_MDSS_CORE_BCR] = { 0x2000 }, + [DISP_CC_MDSS_RSCC_BCR] = { 0x4000 }, +}; + +static struct gdsc *disp_cc_sm8250_gdscs[] = { + [MDSS_GDSC] = &mdss_gdsc, +}; + +static const struct regmap_config disp_cc_sm8250_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0x10000, + .fast_io = true, +}; + +static const struct qcom_cc_desc disp_cc_sm8250_desc = { + .config = &disp_cc_sm8250_regmap_config, + .clks = disp_cc_sm8250_clocks, + .num_clks = ARRAY_SIZE(disp_cc_sm8250_clocks), + .resets = disp_cc_sm8250_resets, + .num_resets = ARRAY_SIZE(disp_cc_sm8250_resets), + .gdscs = disp_cc_sm8250_gdscs, + .num_gdscs = ARRAY_SIZE(disp_cc_sm8250_gdscs), +}; + +static const struct of_device_id disp_cc_sm8250_match_table[] = { + { .compatible = "qcom,sm8150-dispcc" }, + { .compatible = "qcom,sm8250-dispcc" }, + { } +}; +MODULE_DEVICE_TABLE(of, disp_cc_sm8250_match_table); + +static int disp_cc_sm8250_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + + regmap = qcom_cc_map(pdev, &disp_cc_sm8250_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + /* note: trion == lucid, except for the prepare() op */ + BUILD_BUG_ON(CLK_ALPHA_PLL_TYPE_TRION != CLK_ALPHA_PLL_TYPE_LUCID); + if (of_device_is_compatible(pdev->dev.of_node, "qcom,sm8150-dispcc")) { + disp_cc_pll0_config.config_ctl_hi_val = 0x00002267; + disp_cc_pll0_config.config_ctl_hi1_val = 0x00000024; + disp_cc_pll0_config.user_ctl_hi1_val = 0x000000D0; + disp_cc_pll0_init.ops = &clk_alpha_pll_trion_ops; + disp_cc_pll1_config.config_ctl_hi_val = 0x00002267; + disp_cc_pll1_config.config_ctl_hi1_val = 0x00000024; + disp_cc_pll1_config.user_ctl_hi1_val = 0x000000D0; + disp_cc_pll1_init.ops = &clk_alpha_pll_trion_ops; + } + + clk_lucid_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config); + clk_lucid_pll_configure(&disp_cc_pll1, regmap, &disp_cc_pll1_config); + + /* Enable clock gating for MDP clocks */ + regmap_update_bits(regmap, 0x8000, 0x10, 0x10); + + /* DISP_CC_XO_CLK always-on */ + regmap_update_bits(regmap, 0x605c, BIT(0), BIT(0)); + + return qcom_cc_really_probe(pdev, &disp_cc_sm8250_desc, regmap); +} + +static struct platform_driver disp_cc_sm8250_driver = { + .probe = disp_cc_sm8250_probe, + .driver = { + .name = "disp_cc-sm8250", + .of_match_table = disp_cc_sm8250_match_table, + }, +}; + +static int __init disp_cc_sm8250_init(void) +{ + return platform_driver_register(&disp_cc_sm8250_driver); +} +subsys_initcall(disp_cc_sm8250_init); + +static void __exit disp_cc_sm8250_exit(void) +{ + platform_driver_unregister(&disp_cc_sm8250_driver); +} +module_exit(disp_cc_sm8250_exit); + +MODULE_DESCRIPTION("QTI DISPCC SM8250 Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/clk/qcom/gcc-ipq8074.c b/drivers/clk/qcom/gcc-ipq8074.c index ef2c9c4cf9ab..108fe27bee10 100644 --- a/drivers/clk/qcom/gcc-ipq8074.c +++ b/drivers/clk/qcom/gcc-ipq8074.c @@ -4322,7 +4322,7 @@ static const struct freq_tbl ftbl_pcie_rchng_clk_src[] = { { } }; -struct clk_rcg2 pcie0_rchng_clk_src = { +static struct clk_rcg2 pcie0_rchng_clk_src = { .cmd_rcgr = 0x75070, .freq_tbl = ftbl_pcie_rchng_clk_src, .hid_width = 5, diff --git a/drivers/clk/qcom/gcc-msm8939.c b/drivers/clk/qcom/gcc-msm8939.c index 778354f82b1e..39ebb443ae3d 100644 --- a/drivers/clk/qcom/gcc-msm8939.c +++ b/drivers/clk/qcom/gcc-msm8939.c @@ -595,24 +595,12 @@ static const struct clk_parent_data gcc_xo_gpll1_emclk_sleep_parent_data[] = { { .fw_name = "sleep_clk", .name = "sleep_clk" }, }; -static const struct parent_map gcc_xo_gpll6_gpll0_map[] = { - { P_XO, 0 }, - { P_GPLL6, 1 }, - { P_GPLL0, 2 }, -}; - static const struct clk_parent_data gcc_xo_gpll6_gpll0_parent_data[] = { { .fw_name = "xo" }, { .hw = &gpll6_vote.hw }, { .hw = &gpll0_vote.hw }, }; -static const struct parent_map gcc_xo_gpll6_gpll0a_map[] = { - { P_XO, 0 }, - { P_GPLL6, 1 }, - { P_GPLL0_AUX, 2 }, -}; - static const struct clk_parent_data gcc_xo_gpll6_gpll0a_parent_data[] = { { .fw_name = "xo" }, { .hw = &gpll6_vote.hw }, diff --git a/drivers/clk/qcom/gcc-msm8994.c b/drivers/clk/qcom/gcc-msm8994.c index b7fc8c7ba195..144d2ba7a9be 100644 --- a/drivers/clk/qcom/gcc-msm8994.c +++ b/drivers/clk/qcom/gcc-msm8994.c @@ -20,6 +20,7 @@ #include "clk-rcg.h" #include "clk-branch.h" #include "reset.h" +#include "gdsc.h" enum { P_XO, @@ -1772,6 +1773,32 @@ static struct clk_branch gcc_gp3_clk = { }, }; +static struct clk_branch gcc_lpass_q6_axi_clk = { + .halt_reg = 0x0280, + .clkr = { + .enable_reg = 0x0280, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_lpass_q6_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_mss_q6_bimc_axi_clk = { + .halt_reg = 0x0284, + .clkr = { + .enable_reg = 0x0284, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_mss_q6_bimc_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_pcie_0_aux_clk = { .halt_reg = 0x1ad4, .clkr = { @@ -1790,6 +1817,32 @@ static struct clk_branch gcc_pcie_0_aux_clk = { }, }; +static struct clk_branch gcc_pcie_0_cfg_ahb_clk = { + .halt_reg = 0x1ad0, + .clkr = { + .enable_reg = 0x1ad0, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_0_cfg_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_pcie_0_mstr_axi_clk = { + .halt_reg = 0x1acc, + .clkr = { + .enable_reg = 0x1acc, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_0_mstr_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_pcie_0_pipe_clk = { .halt_reg = 0x1ad8, .halt_check = BRANCH_HALT_DELAY, @@ -1809,6 +1862,20 @@ static struct clk_branch gcc_pcie_0_pipe_clk = { }, }; +static struct clk_branch gcc_pcie_0_slv_axi_clk = { + .halt_reg = 0x1ac8, + .halt_check = BRANCH_HALT_DELAY, + .clkr = { + .enable_reg = 0x1ac8, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_0_slv_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_pcie_1_aux_clk = { .halt_reg = 0x1b54, .clkr = { @@ -1827,6 +1894,32 @@ static struct clk_branch gcc_pcie_1_aux_clk = { }, }; +static struct clk_branch gcc_pcie_1_cfg_ahb_clk = { + .halt_reg = 0x1b54, + .clkr = { + .enable_reg = 0x1b54, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_1_cfg_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_pcie_1_mstr_axi_clk = { + .halt_reg = 0x1b50, + .clkr = { + .enable_reg = 0x1b50, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_1_mstr_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_pcie_1_pipe_clk = { .halt_reg = 0x1b58, .halt_check = BRANCH_HALT_DELAY, @@ -1846,6 +1939,19 @@ static struct clk_branch gcc_pcie_1_pipe_clk = { }, }; +static struct clk_branch gcc_pcie_1_slv_axi_clk = { + .halt_reg = 0x1b48, + .clkr = { + .enable_reg = 0x1b48, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pcie_1_slv_axi_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_pdm2_clk = { .halt_reg = 0x0ccc, .clkr = { @@ -1864,6 +1970,19 @@ static struct clk_branch gcc_pdm2_clk = { }, }; +static struct clk_branch gcc_pdm_ahb_clk = { + .halt_reg = 0x0cc4, + .clkr = { + .enable_reg = 0x0cc4, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_pdm_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_sdcc1_apps_clk = { .halt_reg = 0x04c4, .clkr = { @@ -1899,6 +2018,23 @@ static struct clk_branch gcc_sdcc1_ahb_clk = { }, }; +static struct clk_branch gcc_sdcc2_ahb_clk = { + .halt_reg = 0x0508, + .clkr = { + .enable_reg = 0x0508, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_sdcc2_ahb_clk", + .parent_names = (const char *[]){ + "periph_noc_clk_src", + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_sdcc2_apps_clk = { .halt_reg = 0x0504, .clkr = { @@ -1917,6 +2053,23 @@ static struct clk_branch gcc_sdcc2_apps_clk = { }, }; +static struct clk_branch gcc_sdcc3_ahb_clk = { + .halt_reg = 0x0548, + .clkr = { + .enable_reg = 0x0548, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_sdcc3_ahb_clk", + .parent_names = (const char *[]){ + "periph_noc_clk_src", + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_sdcc3_apps_clk = { .halt_reg = 0x0544, .clkr = { @@ -1935,6 +2088,23 @@ static struct clk_branch gcc_sdcc3_apps_clk = { }, }; +static struct clk_branch gcc_sdcc4_ahb_clk = { + .halt_reg = 0x0588, + .clkr = { + .enable_reg = 0x0588, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_sdcc4_ahb_clk", + .parent_names = (const char *[]){ + "periph_noc_clk_src", + }, + .num_parents = 1, + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_sdcc4_apps_clk = { .halt_reg = 0x0584, .clkr = { @@ -1989,6 +2159,19 @@ static struct clk_branch gcc_sys_noc_usb3_axi_clk = { }, }; +static struct clk_branch gcc_tsif_ahb_clk = { + .halt_reg = 0x0d84, + .clkr = { + .enable_reg = 0x0d84, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_tsif_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_tsif_ref_clk = { .halt_reg = 0x0d88, .clkr = { @@ -2007,6 +2190,19 @@ static struct clk_branch gcc_tsif_ref_clk = { }, }; +static struct clk_branch gcc_ufs_ahb_clk = { + .halt_reg = 0x1d4c, + .clkr = { + .enable_reg = 0x1d4c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_ufs_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_ufs_axi_clk = { .halt_reg = 0x1d48, .clkr = { @@ -2043,6 +2239,34 @@ static struct clk_branch gcc_ufs_rx_cfg_clk = { }, }; +static struct clk_branch gcc_ufs_rx_symbol_0_clk = { + .halt_reg = 0x1d60, + .halt_check = BRANCH_HALT_DELAY, + .clkr = { + .enable_reg = 0x1d60, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_ufs_rx_symbol_0_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_ufs_rx_symbol_1_clk = { + .halt_reg = 0x1d64, + .halt_check = BRANCH_HALT_DELAY, + .clkr = { + .enable_reg = 0x1d64, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_ufs_rx_symbol_1_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_ufs_tx_cfg_clk = { .halt_reg = 0x1d50, .clkr = { @@ -2061,6 +2285,47 @@ static struct clk_branch gcc_ufs_tx_cfg_clk = { }, }; +static struct clk_branch gcc_ufs_tx_symbol_0_clk = { + .halt_reg = 0x1d58, + .halt_check = BRANCH_HALT_DELAY, + .clkr = { + .enable_reg = 0x1d58, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_ufs_tx_symbol_0_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_ufs_tx_symbol_1_clk = { + .halt_reg = 0x1d5c, + .halt_check = BRANCH_HALT_DELAY, + .clkr = { + .enable_reg = 0x1d5c, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_ufs_tx_symbol_1_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gcc_usb2_hs_phy_sleep_clk = { + .halt_reg = 0x04ac, + .clkr = { + .enable_reg = 0x04ac, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_usb2_hs_phy_sleep_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_usb30_master_clk = { .halt_reg = 0x03c8, .clkr = { @@ -2097,6 +2362,19 @@ static struct clk_branch gcc_usb30_mock_utmi_clk = { }, }; +static struct clk_branch gcc_usb30_sleep_clk = { + .halt_reg = 0x03cc, + .clkr = { + .enable_reg = 0x03cc, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_usb30_sleep_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_usb3_phy_aux_clk = { .halt_reg = 0x1408, .clkr = { @@ -2115,6 +2393,19 @@ static struct clk_branch gcc_usb3_phy_aux_clk = { }, }; +static struct clk_branch gcc_usb_hs_ahb_clk = { + .halt_reg = 0x0488, + .clkr = { + .enable_reg = 0x0488, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_usb_hs_ahb_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + static struct clk_branch gcc_usb_hs_system_clk = { .halt_reg = 0x0484, .clkr = { @@ -2133,6 +2424,59 @@ static struct clk_branch gcc_usb_hs_system_clk = { }, }; +static struct clk_branch gcc_usb_phy_cfg_ahb2phy_clk = { + .halt_reg = 0x1a84, + .clkr = { + .enable_reg = 0x1a84, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data) + { + .name = "gcc_usb_phy_cfg_ahb2phy_clk", + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc pcie_gdsc = { + .gdscr = 0x1e18, + .pd = { + .name = "pcie", + }, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc pcie_0_gdsc = { + .gdscr = 0x1ac4, + .pd = { + .name = "pcie_0", + }, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc pcie_1_gdsc = { + .gdscr = 0x1b44, + .pd = { + .name = "pcie_1", + }, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc usb30_gdsc = { + .gdscr = 0x3c4, + .pd = { + .name = "usb30", + }, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc ufs_gdsc = { + .gdscr = 0x1d44, + .pd = { + .name = "ufs", + }, + .pwrsts = PWRSTS_OFF_ON, +}; + static struct clk_regmap *gcc_msm8994_clocks[] = { [GPLL0_EARLY] = &gpll0_early.clkr, [GPLL0] = &gpll0.clkr, @@ -2233,26 +2577,64 @@ static struct clk_regmap *gcc_msm8994_clocks[] = { [GCC_GP1_CLK] = &gcc_gp1_clk.clkr, [GCC_GP2_CLK] = &gcc_gp2_clk.clkr, [GCC_GP3_CLK] = &gcc_gp3_clk.clkr, + [GCC_LPASS_Q6_AXI_CLK] = &gcc_lpass_q6_axi_clk.clkr, + [GCC_MSS_Q6_BIMC_AXI_CLK] = &gcc_mss_q6_bimc_axi_clk.clkr, [GCC_PCIE_0_AUX_CLK] = &gcc_pcie_0_aux_clk.clkr, + [GCC_PCIE_0_CFG_AHB_CLK] = &gcc_pcie_0_cfg_ahb_clk.clkr, + [GCC_PCIE_0_MSTR_AXI_CLK] = &gcc_pcie_0_mstr_axi_clk.clkr, [GCC_PCIE_0_PIPE_CLK] = &gcc_pcie_0_pipe_clk.clkr, + [GCC_PCIE_0_SLV_AXI_CLK] = &gcc_pcie_0_slv_axi_clk.clkr, [GCC_PCIE_1_AUX_CLK] = &gcc_pcie_1_aux_clk.clkr, + [GCC_PCIE_1_CFG_AHB_CLK] = &gcc_pcie_1_cfg_ahb_clk.clkr, + [GCC_PCIE_1_MSTR_AXI_CLK] = &gcc_pcie_1_mstr_axi_clk.clkr, [GCC_PCIE_1_PIPE_CLK] = &gcc_pcie_1_pipe_clk.clkr, + [GCC_PCIE_1_SLV_AXI_CLK] = &gcc_pcie_1_slv_axi_clk.clkr, [GCC_PDM2_CLK] = &gcc_pdm2_clk.clkr, - [GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr, - [GCC_SDCC2_APPS_CLK] = &gcc_sdcc2_apps_clk.clkr, - [GCC_SDCC3_APPS_CLK] = &gcc_sdcc3_apps_clk.clkr, - [GCC_SDCC4_APPS_CLK] = &gcc_sdcc4_apps_clk.clkr, + [GCC_PDM_AHB_CLK] = &gcc_pdm_ahb_clk.clkr, [GCC_SDCC1_AHB_CLK] = &gcc_sdcc1_ahb_clk.clkr, + [GCC_SDCC1_APPS_CLK] = &gcc_sdcc1_apps_clk.clkr, + [GCC_SDCC2_AHB_CLK] = &gcc_sdcc2_ahb_clk.clkr, + [GCC_SDCC2_APPS_CLK] = &gcc_sdcc2_apps_clk.clkr, + [GCC_SDCC3_AHB_CLK] = &gcc_sdcc3_ahb_clk.clkr, + [GCC_SDCC3_APPS_CLK] = &gcc_sdcc3_apps_clk.clkr, + [GCC_SDCC4_AHB_CLK] = &gcc_sdcc4_ahb_clk.clkr, + [GCC_SDCC4_APPS_CLK] = &gcc_sdcc4_apps_clk.clkr, [GCC_SYS_NOC_UFS_AXI_CLK] = &gcc_sys_noc_ufs_axi_clk.clkr, [GCC_SYS_NOC_USB3_AXI_CLK] = &gcc_sys_noc_usb3_axi_clk.clkr, + [GCC_TSIF_AHB_CLK] = &gcc_tsif_ahb_clk.clkr, [GCC_TSIF_REF_CLK] = &gcc_tsif_ref_clk.clkr, + [GCC_UFS_AHB_CLK] = &gcc_ufs_ahb_clk.clkr, [GCC_UFS_AXI_CLK] = &gcc_ufs_axi_clk.clkr, [GCC_UFS_RX_CFG_CLK] = &gcc_ufs_rx_cfg_clk.clkr, + [GCC_UFS_RX_SYMBOL_0_CLK] = &gcc_ufs_rx_symbol_0_clk.clkr, + [GCC_UFS_RX_SYMBOL_1_CLK] = &gcc_ufs_rx_symbol_1_clk.clkr, [GCC_UFS_TX_CFG_CLK] = &gcc_ufs_tx_cfg_clk.clkr, + [GCC_UFS_TX_SYMBOL_0_CLK] = &gcc_ufs_tx_symbol_0_clk.clkr, + [GCC_UFS_TX_SYMBOL_1_CLK] = &gcc_ufs_tx_symbol_1_clk.clkr, + [GCC_USB2_HS_PHY_SLEEP_CLK] = &gcc_usb2_hs_phy_sleep_clk.clkr, [GCC_USB30_MASTER_CLK] = &gcc_usb30_master_clk.clkr, [GCC_USB30_MOCK_UTMI_CLK] = &gcc_usb30_mock_utmi_clk.clkr, + [GCC_USB30_SLEEP_CLK] = &gcc_usb30_sleep_clk.clkr, [GCC_USB3_PHY_AUX_CLK] = &gcc_usb3_phy_aux_clk.clkr, + [GCC_USB_HS_AHB_CLK] = &gcc_usb_hs_ahb_clk.clkr, [GCC_USB_HS_SYSTEM_CLK] = &gcc_usb_hs_system_clk.clkr, + [GCC_USB_PHY_CFG_AHB2PHY_CLK] = &gcc_usb_phy_cfg_ahb2phy_clk.clkr, +}; + +static struct gdsc *gcc_msm8994_gdscs[] = { + [PCIE_GDSC] = &pcie_gdsc, + [PCIE_0_GDSC] = &pcie_0_gdsc, + [PCIE_1_GDSC] = &pcie_1_gdsc, + [USB30_GDSC] = &usb30_gdsc, + [UFS_GDSC] = &ufs_gdsc, +}; + +static const struct qcom_reset_map gcc_msm8994_resets[] = { + [USB3_PHY_RESET] = { 0x1400 }, + [USB3PHY_PHY_RESET] = { 0x1404 }, + [PCIE_PHY_0_RESET] = { 0x1b18 }, + [PCIE_PHY_1_RESET] = { 0x1b98 }, + [QUSB2_PHY_RESET] = { 0x04b8 }, }; static const struct regmap_config gcc_msm8994_regmap_config = { @@ -2267,6 +2649,10 @@ static const struct qcom_cc_desc gcc_msm8994_desc = { .config = &gcc_msm8994_regmap_config, .clks = gcc_msm8994_clocks, .num_clks = ARRAY_SIZE(gcc_msm8994_clocks), + .resets = gcc_msm8994_resets, + .num_resets = ARRAY_SIZE(gcc_msm8994_resets), + .gdscs = gcc_msm8994_gdscs, + .num_gdscs = ARRAY_SIZE(gcc_msm8994_gdscs), }; static const struct of_device_id gcc_msm8994_match_table[] = { diff --git a/drivers/clk/qcom/gcc-sdm660.c b/drivers/clk/qcom/gcc-sdm660.c index f0b47b7d50ca..31258795e7b8 100644 --- a/drivers/clk/qcom/gcc-sdm660.c +++ b/drivers/clk/qcom/gcc-sdm660.c @@ -666,7 +666,7 @@ static struct clk_rcg2 hmss_rbcpr_clk_src = { .cmd_rcgr = 0x48044, .mnd_width = 0, .hid_width = 5, - .parent_map = gcc_parent_map_xo_gpll0_gpll0_early_div, + .parent_map = gcc_parent_map_xo_gpll0, .freq_tbl = ftbl_hmss_rbcpr_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "hmss_rbcpr_clk_src", diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c index bfc4ac02f9ea..af26e0695b86 100644 --- a/drivers/clk/qcom/gdsc.c +++ b/drivers/clk/qcom/gdsc.c @@ -358,6 +358,14 @@ static int gdsc_init(struct gdsc *sc) if ((sc->flags & VOTABLE) && on) gdsc_enable(&sc->pd); + /* + * Make sure the retain bit is set if the GDSC is already on, otherwise + * we end up turning off the GDSC and destroying all the register + * contents that we thought we were saving. + */ + if ((sc->flags & RETAIN_FF_ENABLE) && on) + gdsc_retain_ff_on(sc); + /* If ALWAYS_ON GDSCs are not ON, turn them ON */ if (sc->flags & ALWAYS_ON) { if (!on) diff --git a/drivers/clk/qcom/videocc-sm8150.c b/drivers/clk/qcom/videocc-sm8150.c new file mode 100644 index 000000000000..3087e2ec8fd4 --- /dev/null +++ b/drivers/clk/qcom/videocc-sm8150.c @@ -0,0 +1,276 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved. + */ + +#include +#include +#include +#include + +#include + +#include "common.h" +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap.h" +#include "reset.h" +#include "gdsc.h" + +enum { + P_BI_TCXO, + P_CHIP_SLEEP_CLK, + P_CORE_BI_PLL_TEST_SE, + P_VIDEO_PLL0_OUT_EVEN, + P_VIDEO_PLL0_OUT_MAIN, + P_VIDEO_PLL0_OUT_ODD, +}; + +static struct pll_vco trion_vco[] = { + { 249600000, 2000000000, 0 }, +}; + +static struct alpha_pll_config video_pll0_config = { + .l = 0x14, + .alpha = 0xD555, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002267, + .config_ctl_hi1_val = 0x00000024, + .user_ctl_val = 0x00000000, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x000000D0, +}; + +static struct clk_alpha_pll video_pll0 = { + .offset = 0x42c, + .vco_table = trion_vco, + .num_vco = ARRAY_SIZE(trion_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_TRION], + .clkr = { + .hw.init = &(struct clk_init_data){ + .name = "video_pll0", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_trion_ops, + }, + }, +}; + +static const struct parent_map video_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_VIDEO_PLL0_OUT_MAIN, 1 }, +}; + +static const struct clk_parent_data video_cc_parent_data_0[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &video_pll0.clkr.hw }, +}; + +static const struct freq_tbl ftbl_video_cc_iris_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(200000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + F(240000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + F(338000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + F(365000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + F(444000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + F(533000000, P_VIDEO_PLL0_OUT_MAIN, 2, 0, 0), + { } +}; + +static struct clk_rcg2 video_cc_iris_clk_src = { + .cmd_rcgr = 0x7f0, + .mnd_width = 0, + .hid_width = 5, + .parent_map = video_cc_parent_map_0, + .freq_tbl = ftbl_video_cc_iris_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "video_cc_iris_clk_src", + .parent_data = video_cc_parent_data_0, + .num_parents = ARRAY_SIZE(video_cc_parent_data_0), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_branch video_cc_iris_ahb_clk = { + .halt_reg = 0x8f4, + .halt_check = BRANCH_VOTED, + .clkr = { + .enable_reg = 0x8f4, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_iris_ahb_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_iris_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch video_cc_mvs0_core_clk = { + .halt_reg = 0x890, + .halt_check = BRANCH_VOTED, + .clkr = { + .enable_reg = 0x890, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs0_core_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_iris_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch video_cc_mvs1_core_clk = { + .halt_reg = 0x8d0, + .halt_check = BRANCH_VOTED, + .clkr = { + .enable_reg = 0x8d0, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs1_core_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_iris_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch video_cc_mvsc_core_clk = { + .halt_reg = 0x850, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x850, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvsc_core_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_iris_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc venus_gdsc = { + .gdscr = 0x814, + .pd = { + .name = "venus_gdsc", + }, + .flags = 0, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc vcodec0_gdsc = { + .gdscr = 0x874, + .pd = { + .name = "vcodec0_gdsc", + }, + .flags = HW_CTRL, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc vcodec1_gdsc = { + .gdscr = 0x8b4, + .pd = { + .name = "vcodec1_gdsc", + }, + .flags = HW_CTRL, + .pwrsts = PWRSTS_OFF_ON, +}; +static struct clk_regmap *video_cc_sm8150_clocks[] = { + [VIDEO_CC_IRIS_AHB_CLK] = &video_cc_iris_ahb_clk.clkr, + [VIDEO_CC_IRIS_CLK_SRC] = &video_cc_iris_clk_src.clkr, + [VIDEO_CC_MVS0_CORE_CLK] = &video_cc_mvs0_core_clk.clkr, + [VIDEO_CC_MVS1_CORE_CLK] = &video_cc_mvs1_core_clk.clkr, + [VIDEO_CC_MVSC_CORE_CLK] = &video_cc_mvsc_core_clk.clkr, + [VIDEO_CC_PLL0] = &video_pll0.clkr, +}; + +static struct gdsc *video_cc_sm8150_gdscs[] = { + [VENUS_GDSC] = &venus_gdsc, + [VCODEC0_GDSC] = &vcodec0_gdsc, + [VCODEC1_GDSC] = &vcodec1_gdsc, +}; + +static const struct regmap_config video_cc_sm8150_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0xb94, + .fast_io = true, +}; + +static const struct qcom_reset_map video_cc_sm8150_resets[] = { + [VIDEO_CC_MVSC_CORE_CLK_BCR] = { 0x850, 2 }, +}; + +static const struct qcom_cc_desc video_cc_sm8150_desc = { + .config = &video_cc_sm8150_regmap_config, + .clks = video_cc_sm8150_clocks, + .num_clks = ARRAY_SIZE(video_cc_sm8150_clocks), + .resets = video_cc_sm8150_resets, + .num_resets = ARRAY_SIZE(video_cc_sm8150_resets), + .gdscs = video_cc_sm8150_gdscs, + .num_gdscs = ARRAY_SIZE(video_cc_sm8150_gdscs), +}; + +static const struct of_device_id video_cc_sm8150_match_table[] = { + { .compatible = "qcom,sm8150-videocc" }, + { } +}; +MODULE_DEVICE_TABLE(of, video_cc_sm8150_match_table); + +static int video_cc_sm8150_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + + regmap = qcom_cc_map(pdev, &video_cc_sm8150_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_trion_pll_configure(&video_pll0, regmap, &video_pll0_config); + + /* Keep VIDEO_CC_XO_CLK ALWAYS-ON */ + regmap_update_bits(regmap, 0x984, 0x1, 0x1); + + return qcom_cc_really_probe(pdev, &video_cc_sm8150_desc, regmap); +} + +static struct platform_driver video_cc_sm8150_driver = { + .probe = video_cc_sm8150_probe, + .driver = { + .name = "video_cc-sm8150", + .of_match_table = video_cc_sm8150_match_table, + }, +}; + +static int __init video_cc_sm8150_init(void) +{ + return platform_driver_register(&video_cc_sm8150_driver); +} +subsys_initcall(video_cc_sm8150_init); + +static void __exit video_cc_sm8150_exit(void) +{ + platform_driver_unregister(&video_cc_sm8150_driver); +} +module_exit(video_cc_sm8150_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("QTI VIDEOCC SM8150 Driver"); diff --git a/drivers/clk/qcom/videocc-sm8250.c b/drivers/clk/qcom/videocc-sm8250.c new file mode 100644 index 000000000000..2797c61f5938 --- /dev/null +++ b/drivers/clk/qcom/videocc-sm8250.c @@ -0,0 +1,369 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + */ + +#include +#include +#include +#include + +#include + +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap.h" +#include "clk-regmap-divider.h" +#include "common.h" +#include "reset.h" +#include "gdsc.h" + +enum { + P_BI_TCXO, + P_CHIP_SLEEP_CLK, + P_CORE_BI_PLL_TEST_SE, + P_VIDEO_PLL0_OUT_MAIN, + P_VIDEO_PLL1_OUT_MAIN, +}; + +static struct pll_vco lucid_vco[] = { + { 249600000, 2000000000, 0 }, +}; + +static const struct alpha_pll_config video_pll0_config = { + .l = 0x25, + .alpha = 0x8000, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A699C, + .user_ctl_val = 0x00000000, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_alpha_pll video_pll0 = { + .offset = 0x42c, + .vco_table = lucid_vco, + .num_vco = ARRAY_SIZE(lucid_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr = { + .hw.init = &(struct clk_init_data){ + .name = "video_pll0", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, + }, + }, +}; + +static const struct alpha_pll_config video_pll1_config = { + .l = 0x2B, + .alpha = 0xC000, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A699C, + .user_ctl_val = 0x00000000, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_alpha_pll video_pll1 = { + .offset = 0x7d0, + .vco_table = lucid_vco, + .num_vco = ARRAY_SIZE(lucid_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr = { + .hw.init = &(struct clk_init_data){ + .name = "video_pll1", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, + }, + }, +}; + +static const struct parent_map video_cc_parent_map_1[] = { + { P_BI_TCXO, 0 }, + { P_VIDEO_PLL0_OUT_MAIN, 1 }, +}; + +static const struct clk_parent_data video_cc_parent_data_1[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &video_pll0.clkr.hw }, +}; + +static const struct parent_map video_cc_parent_map_2[] = { + { P_BI_TCXO, 0 }, + { P_VIDEO_PLL1_OUT_MAIN, 1 }, +}; + +static const struct clk_parent_data video_cc_parent_data_2[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &video_pll1.clkr.hw }, +}; + +static const struct freq_tbl ftbl_video_cc_mvs0_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(720000000, P_VIDEO_PLL0_OUT_MAIN, 1, 0, 0), + F(1014000000, P_VIDEO_PLL0_OUT_MAIN, 1, 0, 0), + F(1098000000, P_VIDEO_PLL0_OUT_MAIN, 1, 0, 0), + F(1332000000, P_VIDEO_PLL0_OUT_MAIN, 1, 0, 0), + { } +}; + +static struct clk_rcg2 video_cc_mvs0_clk_src = { + .cmd_rcgr = 0xb94, + .mnd_width = 0, + .hid_width = 5, + .parent_map = video_cc_parent_map_1, + .freq_tbl = ftbl_video_cc_mvs0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs0_clk_src", + .parent_data = video_cc_parent_data_1, + .num_parents = ARRAY_SIZE(video_cc_parent_data_1), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_video_cc_mvs1_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(840000000, P_VIDEO_PLL1_OUT_MAIN, 1, 0, 0), + F(1098000000, P_VIDEO_PLL1_OUT_MAIN, 1, 0, 0), + F(1332000000, P_VIDEO_PLL1_OUT_MAIN, 1, 0, 0), + { } +}; + +static struct clk_rcg2 video_cc_mvs1_clk_src = { + .cmd_rcgr = 0xbb4, + .mnd_width = 0, + .hid_width = 5, + .parent_map = video_cc_parent_map_2, + .freq_tbl = ftbl_video_cc_mvs1_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs1_clk_src", + .parent_data = video_cc_parent_data_2, + .num_parents = ARRAY_SIZE(video_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_regmap_div video_cc_mvs0c_div2_div_clk_src = { + .reg = 0xc54, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "video_cc_mvs0c_div2_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_mvs0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div video_cc_mvs1c_div2_div_clk_src = { + .reg = 0xcf4, + .shift = 0, + .width = 2, + .clkr.hw.init = &(struct clk_init_data) { + .name = "video_cc_mvs1c_div2_div_clk_src", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_mvs1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_branch video_cc_mvs0c_clk = { + .halt_reg = 0xc34, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xc34, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs0c_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_mvs0c_div2_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch video_cc_mvs1_div2_clk = { + .halt_reg = 0xdf4, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0xdf4, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs1_div2_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_mvs1c_div2_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch video_cc_mvs1c_clk = { + .halt_reg = 0xcd4, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0xcd4, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "video_cc_mvs1c_clk", + .parent_data = &(const struct clk_parent_data){ + .hw = &video_cc_mvs1c_div2_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc mvs0c_gdsc = { + .gdscr = 0xbf8, + .pd = { + .name = "mvs0c_gdsc", + }, + .flags = 0, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc mvs1c_gdsc = { + .gdscr = 0xc98, + .pd = { + .name = "mvs1c_gdsc", + }, + .flags = 0, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc mvs0_gdsc = { + .gdscr = 0xd18, + .pd = { + .name = "mvs0_gdsc", + }, + .flags = HW_CTRL, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct gdsc mvs1_gdsc = { + .gdscr = 0xd98, + .pd = { + .name = "mvs1_gdsc", + }, + .flags = HW_CTRL, + .pwrsts = PWRSTS_OFF_ON, +}; + +static struct clk_regmap *video_cc_sm8250_clocks[] = { + [VIDEO_CC_MVS0_CLK_SRC] = &video_cc_mvs0_clk_src.clkr, + [VIDEO_CC_MVS0C_CLK] = &video_cc_mvs0c_clk.clkr, + [VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC] = &video_cc_mvs0c_div2_div_clk_src.clkr, + [VIDEO_CC_MVS1_CLK_SRC] = &video_cc_mvs1_clk_src.clkr, + [VIDEO_CC_MVS1_DIV2_CLK] = &video_cc_mvs1_div2_clk.clkr, + [VIDEO_CC_MVS1C_CLK] = &video_cc_mvs1c_clk.clkr, + [VIDEO_CC_MVS1C_DIV2_DIV_CLK_SRC] = &video_cc_mvs1c_div2_div_clk_src.clkr, + [VIDEO_CC_PLL0] = &video_pll0.clkr, + [VIDEO_CC_PLL1] = &video_pll1.clkr, +}; + +static const struct qcom_reset_map video_cc_sm8250_resets[] = { + [VIDEO_CC_CVP_INTERFACE_BCR] = { 0xe54 }, + [VIDEO_CC_CVP_MVS0_BCR] = { 0xd14 }, + [VIDEO_CC_MVS0C_CLK_ARES] = { 0xc34, 2 }, + [VIDEO_CC_CVP_MVS0C_BCR] = { 0xbf4 }, + [VIDEO_CC_CVP_MVS1_BCR] = { 0xd94 }, + [VIDEO_CC_MVS1C_CLK_ARES] = { 0xcd4, 2 }, + [VIDEO_CC_CVP_MVS1C_BCR] = { 0xc94 }, +}; + +static struct gdsc *video_cc_sm8250_gdscs[] = { + [MVS0C_GDSC] = &mvs0c_gdsc, + [MVS1C_GDSC] = &mvs1c_gdsc, + [MVS0_GDSC] = &mvs0_gdsc, + [MVS1_GDSC] = &mvs1_gdsc, +}; + +static const struct regmap_config video_cc_sm8250_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0xf4c, + .fast_io = true, +}; + +static const struct qcom_cc_desc video_cc_sm8250_desc = { + .config = &video_cc_sm8250_regmap_config, + .clks = video_cc_sm8250_clocks, + .num_clks = ARRAY_SIZE(video_cc_sm8250_clocks), + .resets = video_cc_sm8250_resets, + .num_resets = ARRAY_SIZE(video_cc_sm8250_resets), + .gdscs = video_cc_sm8250_gdscs, + .num_gdscs = ARRAY_SIZE(video_cc_sm8250_gdscs), +}; + +static const struct of_device_id video_cc_sm8250_match_table[] = { + { .compatible = "qcom,sm8250-videocc" }, + { } +}; +MODULE_DEVICE_TABLE(of, video_cc_sm8250_match_table); + +static int video_cc_sm8250_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + + regmap = qcom_cc_map(pdev, &video_cc_sm8250_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_lucid_pll_configure(&video_pll0, regmap, &video_pll0_config); + clk_lucid_pll_configure(&video_pll1, regmap, &video_pll1_config); + + /* Keep VIDEO_CC_AHB_CLK and VIDEO_CC_XO_CLK ALWAYS-ON */ + regmap_update_bits(regmap, 0xe58, BIT(0), BIT(0)); + regmap_update_bits(regmap, 0xeec, BIT(0), BIT(0)); + + return qcom_cc_really_probe(pdev, &video_cc_sm8250_desc, regmap); +} + +static struct platform_driver video_cc_sm8250_driver = { + .probe = video_cc_sm8250_probe, + .driver = { + .name = "sm8250-videocc", + .of_match_table = video_cc_sm8250_match_table, + }, +}; + +static int __init video_cc_sm8250_init(void) +{ + return platform_driver_register(&video_cc_sm8250_driver); +} +subsys_initcall(video_cc_sm8250_init); + +static void __exit video_cc_sm8250_exit(void) +{ + platform_driver_unregister(&video_cc_sm8250_driver); +} +module_exit(video_cc_sm8250_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("QTI VIDEOCC SM8250 Driver"); diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 28e8730ce263..18915d668a30 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -30,6 +30,7 @@ config CLK_RENESAS select CLK_R8A77980 if ARCH_R8A77980 select CLK_R8A77990 if ARCH_R8A77990 select CLK_R8A77995 if ARCH_R8A77995 + select CLK_R8A779A0 if ARCH_R8A779A0 select CLK_R9A06G032 if ARCH_R9A06G032 select CLK_SH73A0 if ARCH_SH73A0 @@ -145,6 +146,10 @@ config CLK_R8A77995 bool "R-Car D3 clock support" if COMPILE_TEST select CLK_RCAR_GEN3_CPG +config CLK_R8A779A0 + bool "R-Car V3U clock support" if COMPILE_TEST + select CLK_RENESAS_CPG_MSSR + config CLK_R9A06G032 bool "Renesas R9A06G032 clock driver" help @@ -162,7 +167,7 @@ config CLK_RCAR_GEN2_CPG select CLK_RENESAS_CPG_MSSR config CLK_RCAR_GEN3_CPG - bool "R-Car Gen3 CPG clock support" if COMPILE_TEST + bool "R-Car Gen3 and RZ/G2 CPG clock support" if COMPILE_TEST select CLK_RENESAS_CPG_MSSR config CLK_RCAR_USB2_CLOCK_SEL diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index c7c03ab9a6a3..c803912ef2ce 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -27,6 +27,7 @@ obj-$(CONFIG_CLK_R8A77970) += r8a77970-cpg-mssr.o obj-$(CONFIG_CLK_R8A77980) += r8a77980-cpg-mssr.o obj-$(CONFIG_CLK_R8A77990) += r8a77990-cpg-mssr.o obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o +obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o obj-$(CONFIG_CLK_R9A06G032) += r9a06g032-clocks.o obj-$(CONFIG_CLK_SH73A0) += clk-sh73a0.o diff --git a/drivers/clk/renesas/r7s9210-cpg-mssr.c b/drivers/clk/renesas/r7s9210-cpg-mssr.c index 443bff08df4c..a85227c248f3 100644 --- a/drivers/clk/renesas/r7s9210-cpg-mssr.c +++ b/drivers/clk/renesas/r7s9210-cpg-mssr.c @@ -214,7 +214,7 @@ const struct cpg_mssr_info r7s9210_cpg_mssr_info __initconst = { .cpg_clk_register = rza2_cpg_clk_register, /* RZ/A2 has Standby Control Registers */ - .stbyctrl = true, + .reg_layout = CLK_REG_LAYOUT_RZ_A, }; static void __init r7s9210_cpg_mssr_early_init(struct device_node *np) diff --git a/drivers/clk/renesas/r8a7742-cpg-mssr.c b/drivers/clk/renesas/r8a7742-cpg-mssr.c index e919828668a4..e541489bd1cd 100644 --- a/drivers/clk/renesas/r8a7742-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7742-cpg-mssr.c @@ -97,7 +97,8 @@ static const struct mssr_mod_clk r8a7742_mod_clks[] __initconst = { DEF_MOD("tmu0", 125, R8A7742_CLK_CP), DEF_MOD("vsp1du1", 127, R8A7742_CLK_ZS), DEF_MOD("vsp1du0", 128, R8A7742_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7742_CLK_ZS), + DEF_MOD("vspr", 130, R8A7742_CLK_ZS), + DEF_MOD("vsps", 131, R8A7742_CLK_ZS), DEF_MOD("scifa2", 202, R8A7742_CLK_MP), DEF_MOD("scifa1", 203, R8A7742_CLK_MP), DEF_MOD("scifa0", 204, R8A7742_CLK_MP), diff --git a/drivers/clk/renesas/r8a7743-cpg-mssr.c b/drivers/clk/renesas/r8a7743-cpg-mssr.c index c01d9af2525a..0bba12a48d22 100644 --- a/drivers/clk/renesas/r8a7743-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7743-cpg-mssr.c @@ -92,7 +92,7 @@ static const struct mssr_mod_clk r8a7743_mod_clks[] __initconst = { DEF_MOD("tmu0", 125, R8A7743_CLK_CP), DEF_MOD("vsp1du1", 127, R8A7743_CLK_ZS), DEF_MOD("vsp1du0", 128, R8A7743_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7743_CLK_ZS), + DEF_MOD("vsps", 131, R8A7743_CLK_ZS), DEF_MOD("scifa2", 202, R8A7743_CLK_MP), DEF_MOD("scifa1", 203, R8A7743_CLK_MP), DEF_MOD("scifa0", 204, R8A7743_CLK_MP), diff --git a/drivers/clk/renesas/r8a7745-cpg-mssr.c b/drivers/clk/renesas/r8a7745-cpg-mssr.c index 493874e5ebee..dc4a64e8dfb5 100644 --- a/drivers/clk/renesas/r8a7745-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7745-cpg-mssr.c @@ -90,7 +90,7 @@ static const struct mssr_mod_clk r8a7745_mod_clks[] __initconst = { DEF_MOD("cmt0", 124, R8A7745_CLK_R), DEF_MOD("tmu0", 125, R8A7745_CLK_CP), DEF_MOD("vsp1du0", 128, R8A7745_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7745_CLK_ZS), + DEF_MOD("vsps", 131, R8A7745_CLK_ZS), DEF_MOD("scifa2", 202, R8A7745_CLK_MP), DEF_MOD("scifa1", 203, R8A7745_CLK_MP), DEF_MOD("scifa0", 204, R8A7745_CLK_MP), diff --git a/drivers/clk/renesas/r8a77470-cpg-mssr.c b/drivers/clk/renesas/r8a77470-cpg-mssr.c index d81ae65f0d18..f3d6e65011d7 100644 --- a/drivers/clk/renesas/r8a77470-cpg-mssr.c +++ b/drivers/clk/renesas/r8a77470-cpg-mssr.c @@ -85,7 +85,7 @@ static const struct mssr_mod_clk r8a77470_mod_clks[] __initconst = { DEF_MOD("tmu2", 122, R8A77470_CLK_P), DEF_MOD("cmt0", 124, R8A77470_CLK_R), DEF_MOD("vsp1du0", 128, R8A77470_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A77470_CLK_ZS), + DEF_MOD("vsps", 131, R8A77470_CLK_ZS), DEF_MOD("msiof2", 205, R8A77470_CLK_MP), DEF_MOD("msiof1", 208, R8A77470_CLK_MP), DEF_MOD("sys-dmac1", 218, R8A77470_CLK_ZS), diff --git a/drivers/clk/renesas/r8a7790-cpg-mssr.c b/drivers/clk/renesas/r8a7790-cpg-mssr.c index c57cb93f8315..f7d233e0c142 100644 --- a/drivers/clk/renesas/r8a7790-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7790-cpg-mssr.c @@ -108,8 +108,8 @@ static const struct mssr_mod_clk r8a7790_mod_clks[] __initconst = { DEF_MOD("tmu0", 125, R8A7790_CLK_CP), DEF_MOD("vsp1du1", 127, R8A7790_CLK_ZS), DEF_MOD("vsp1du0", 128, R8A7790_CLK_ZS), - DEF_MOD("vsp1-rt", 130, R8A7790_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7790_CLK_ZS), + DEF_MOD("vspr", 130, R8A7790_CLK_ZS), + DEF_MOD("vsps", 131, R8A7790_CLK_ZS), DEF_MOD("scifa2", 202, R8A7790_CLK_MP), DEF_MOD("scifa1", 203, R8A7790_CLK_MP), DEF_MOD("scifa0", 204, R8A7790_CLK_MP), diff --git a/drivers/clk/renesas/r8a7791-cpg-mssr.c b/drivers/clk/renesas/r8a7791-cpg-mssr.c index 65702debcabb..a0de784868da 100644 --- a/drivers/clk/renesas/r8a7791-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7791-cpg-mssr.c @@ -102,7 +102,7 @@ static const struct mssr_mod_clk r8a7791_mod_clks[] __initconst = { DEF_MOD("tmu0", 125, R8A7791_CLK_CP), DEF_MOD("vsp1du1", 127, R8A7791_CLK_ZS), DEF_MOD("vsp1du0", 128, R8A7791_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7791_CLK_ZS), + DEF_MOD("vsps", 131, R8A7791_CLK_ZS), DEF_MOD("scifa2", 202, R8A7791_CLK_MP), DEF_MOD("scifa1", 203, R8A7791_CLK_MP), DEF_MOD("scifa0", 204, R8A7791_CLK_MP), diff --git a/drivers/clk/renesas/r8a7792-cpg-mssr.c b/drivers/clk/renesas/r8a7792-cpg-mssr.c index cf8b84a3a060..77af250876a5 100644 --- a/drivers/clk/renesas/r8a7792-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7792-cpg-mssr.c @@ -88,7 +88,7 @@ static const struct mssr_mod_clk r8a7792_mod_clks[] __initconst = { DEF_MOD("tmu0", 125, R8A7792_CLK_CP), DEF_MOD("vsp1du1", 127, R8A7792_CLK_ZS), DEF_MOD("vsp1du0", 128, R8A7792_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7792_CLK_ZS), + DEF_MOD("vsps", 131, R8A7792_CLK_ZS), DEF_MOD("msiof1", 208, R8A7792_CLK_MP), DEF_MOD("sys-dmac1", 218, R8A7792_CLK_ZS), DEF_MOD("sys-dmac0", 219, R8A7792_CLK_ZS), diff --git a/drivers/clk/renesas/r8a7794-cpg-mssr.c b/drivers/clk/renesas/r8a7794-cpg-mssr.c index c1948693c5c1..4d7fa26a72c9 100644 --- a/drivers/clk/renesas/r8a7794-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7794-cpg-mssr.c @@ -97,7 +97,7 @@ static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = { DEF_MOD("cmt0", 124, R8A7794_CLK_R), DEF_MOD("tmu0", 125, R8A7794_CLK_CP), DEF_MOD("vsp1du0", 128, R8A7794_CLK_ZS), - DEF_MOD("vsp1-sy", 131, R8A7794_CLK_ZS), + DEF_MOD("vsps", 131, R8A7794_CLK_ZS), DEF_MOD("scifa2", 202, R8A7794_CLK_MP), DEF_MOD("scifa1", 203, R8A7794_CLK_MP), DEF_MOD("scifa0", 204, R8A7794_CLK_MP), diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c new file mode 100644 index 000000000000..17ebbac7ddfb --- /dev/null +++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c @@ -0,0 +1,276 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * r8a779a0 Clock Pulse Generator / Module Standby and Software Reset + * + * Copyright (C) 2020 Renesas Electronics Corp. + * + * Based on r8a7795-cpg-mssr.c + * + * Copyright (C) 2015 Glider bvba + * Copyright (C) 2015 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "renesas-cpg-mssr.h" +#include "rcar-gen3-cpg.h" + +enum rcar_r8a779a0_clk_types { + CLK_TYPE_R8A779A0_MAIN = CLK_TYPE_CUSTOM, + CLK_TYPE_R8A779A0_PLL1, + CLK_TYPE_R8A779A0_PLL2X_3X, /* PLL[23][01] */ + CLK_TYPE_R8A779A0_PLL5, + CLK_TYPE_R8A779A0_MDSEL, /* Select parent/divider using mode pin */ + CLK_TYPE_R8A779A0_OSC, /* OSC EXTAL predivider and fixed divider */ +}; + +struct rcar_r8a779a0_cpg_pll_config { + u8 extal_div; + u8 pll1_mult; + u8 pll1_div; + u8 pll5_mult; + u8 pll5_div; + u8 osc_prediv; +}; + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R8A779A0_CLK_OSC, + + /* External Input Clocks */ + CLK_EXTAL, + CLK_EXTALR, + + /* Internal Core Clocks */ + CLK_MAIN, + CLK_PLL1, + CLK_PLL20, + CLK_PLL21, + CLK_PLL30, + CLK_PLL31, + CLK_PLL5, + CLK_PLL1_DIV2, + CLK_PLL20_DIV2, + CLK_PLL21_DIV2, + CLK_PLL30_DIV2, + CLK_PLL31_DIV2, + CLK_PLL5_DIV2, + CLK_PLL5_DIV4, + CLK_S1, + CLK_S2, + CLK_S3, + CLK_SDSRC, + CLK_RPCSRC, + CLK_OCO, + + /* Module Clocks */ + MOD_CLK_BASE +}; + +#define DEF_PLL(_name, _id, _offset) \ + DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_PLL2X_3X, CLK_MAIN, \ + .offset = _offset) + +static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = { + /* External Clock Inputs */ + DEF_INPUT("extal", CLK_EXTAL), + DEF_INPUT("extalr", CLK_EXTALR), + + /* Internal Core Clocks */ + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_R8A779A0_MAIN, CLK_EXTAL), + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_R8A779A0_PLL1, CLK_MAIN), + DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_R8A779A0_PLL5, CLK_MAIN), + DEF_PLL(".pll20", CLK_PLL20, 0x0834), + DEF_PLL(".pll21", CLK_PLL21, 0x0838), + DEF_PLL(".pll30", CLK_PLL30, 0x083c), + DEF_PLL(".pll31", CLK_PLL31, 0x0840), + + DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), + DEF_FIXED(".pll20_div2", CLK_PLL20_DIV2, CLK_PLL20, 2, 1), + DEF_FIXED(".pll21_div2", CLK_PLL21_DIV2, CLK_PLL21, 2, 1), + DEF_FIXED(".pll30_div2", CLK_PLL30_DIV2, CLK_PLL30, 2, 1), + DEF_FIXED(".pll31_div2", CLK_PLL31_DIV2, CLK_PLL31, 2, 1), + DEF_FIXED(".pll5_div2", CLK_PLL5_DIV2, CLK_PLL5, 2, 1), + DEF_FIXED(".pll5_div4", CLK_PLL5_DIV4, CLK_PLL5_DIV2, 2, 1), + DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 4, 1), + DEF_RATE(".oco", CLK_OCO, 32768), + + /* Core Clock Outputs */ + DEF_FIXED("zx", R8A779A0_CLK_ZX, CLK_PLL20_DIV2, 2, 1), + DEF_FIXED("s1d1", R8A779A0_CLK_S1D1, CLK_S1, 1, 1), + DEF_FIXED("s1d2", R8A779A0_CLK_S1D2, CLK_S1, 2, 1), + DEF_FIXED("s1d4", R8A779A0_CLK_S1D4, CLK_S1, 4, 1), + DEF_FIXED("s1d8", R8A779A0_CLK_S1D8, CLK_S1, 8, 1), + DEF_FIXED("s1d12", R8A779A0_CLK_S1D12, CLK_S1, 12, 1), + DEF_FIXED("s3d1", R8A779A0_CLK_S3D1, CLK_S3, 1, 1), + DEF_FIXED("s3d2", R8A779A0_CLK_S3D2, CLK_S3, 2, 1), + DEF_FIXED("s3d4", R8A779A0_CLK_S3D4, CLK_S3, 4, 1), + DEF_FIXED("zs", R8A779A0_CLK_ZS, CLK_PLL1_DIV2, 4, 1), + DEF_FIXED("zt", R8A779A0_CLK_ZT, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED("ztr", R8A779A0_CLK_ZTR, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED("zr", R8A779A0_CLK_ZR, CLK_PLL1_DIV2, 1, 1), + DEF_FIXED("dsi", R8A779A0_CLK_DSI, CLK_PLL5_DIV4, 1, 1), + DEF_FIXED("cnndsp", R8A779A0_CLK_CNNDSP, CLK_PLL5_DIV4, 1, 1), + DEF_FIXED("vip", R8A779A0_CLK_VIP, CLK_PLL5, 5, 1), + DEF_FIXED("adgh", R8A779A0_CLK_ADGH, CLK_PLL5_DIV4, 1, 1), + DEF_FIXED("icu", R8A779A0_CLK_ICU, CLK_PLL5_DIV4, 2, 1), + DEF_FIXED("icud2", R8A779A0_CLK_ICUD2, CLK_PLL5_DIV4, 4, 1), + DEF_FIXED("vcbus", R8A779A0_CLK_VCBUS, CLK_PLL5_DIV4, 1, 1), + DEF_FIXED("cbfusa", R8A779A0_CLK_CBFUSA, CLK_MAIN, 2, 1), + + DEF_DIV6P1("mso", R8A779A0_CLK_MSO, CLK_PLL5_DIV4, 0x87c), + DEF_DIV6P1("canfd", R8A779A0_CLK_CANFD, CLK_PLL5_DIV4, 0x878), + DEF_DIV6P1("csi0", R8A779A0_CLK_CSI0, CLK_PLL5_DIV4, 0x880), + + DEF_GEN3_OSC("osc", R8A779A0_CLK_OSC, CLK_EXTAL, 8), + DEF_GEN3_MDSEL("r", R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1), +}; + +static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = { + DEF_MOD("scif0", 702, R8A779A0_CLK_S1D8), + DEF_MOD("scif1", 703, R8A779A0_CLK_S1D8), + DEF_MOD("scif3", 704, R8A779A0_CLK_S1D8), + DEF_MOD("scif4", 705, R8A779A0_CLK_S1D8), +}; + +static spinlock_t cpg_lock; + +static const struct rcar_r8a779a0_cpg_pll_config *cpg_pll_config __initdata; +static unsigned int cpg_clk_extalr __initdata; +static u32 cpg_mode __initdata; + +struct clk * __init rcar_r8a779a0_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base, + struct raw_notifier_head *notifiers) +{ + const struct clk *parent; + unsigned int mult = 1; + unsigned int div = 1; + u32 value; + + parent = clks[core->parent & 0xffff]; /* some types use high bits */ + if (IS_ERR(parent)) + return ERR_CAST(parent); + + switch (core->type) { + case CLK_TYPE_R8A779A0_MAIN: + div = cpg_pll_config->extal_div; + break; + + case CLK_TYPE_R8A779A0_PLL1: + mult = cpg_pll_config->pll1_mult; + div = cpg_pll_config->pll1_div; + break; + + case CLK_TYPE_R8A779A0_PLL2X_3X: + value = readl(base + core->offset); + mult = (((value >> 24) & 0x7f) + 1) * 2; + break; + + case CLK_TYPE_R8A779A0_PLL5: + mult = cpg_pll_config->pll5_mult; + div = cpg_pll_config->pll5_div; + break; + + case CLK_TYPE_R8A779A0_MDSEL: + /* + * Clock selectable between two parents and two fixed dividers + * using a mode pin + */ + if (cpg_mode & BIT(core->offset)) { + div = core->div & 0xffff; + } else { + parent = clks[core->parent >> 16]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + div = core->div >> 16; + } + mult = 1; + break; + + case CLK_TYPE_R8A779A0_OSC: + /* + * Clock combining OSC EXTAL predivider and a fixed divider + */ + div = cpg_pll_config->osc_prediv * core->div; + break; + + default: + return ERR_PTR(-EINVAL); + } + + return clk_register_fixed_factor(NULL, core->name, + __clk_get_name(parent), 0, mult, div); +} + +/* + * CPG Clock Data + */ +/* + * MD EXTAL PLL1 PLL20 PLL30 PLL4 PLL5 OSC + * 14 13 (MHz) 21 31 + * -------------------------------------------------------- + * 0 0 16.66 x 1 x128 x216 x128 x144 x192 /16 + * 0 1 20 x 1 x106 x180 x106 x120 x160 /19 + * 1 0 Prohibited setting + * 1 1 33.33 / 2 x128 x216 x128 x144 x192 /32 + */ +#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \ + (((md) & BIT(13)) >> 13)) + +static const struct rcar_r8a779a0_cpg_pll_config cpg_pll_configs[4] = { + /* EXTAL div PLL1 mult/div PLL5 mult/div OSC prediv */ + { 1, 128, 1, 192, 1, 16, }, + { 1, 106, 1, 160, 1, 19, }, + { 0, 0, 0, 0, 0, 0, }, + { 2, 128, 1, 192, 1, 32, }, +}; + +static int __init r8a779a0_cpg_mssr_init(struct device *dev) +{ + int error; + + error = rcar_rst_read_mode_pins(&cpg_mode); + if (error) + return error; + + cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; + cpg_clk_extalr = CLK_EXTALR; + spin_lock_init(&cpg_lock); + + return 0; +} + +const struct cpg_mssr_info r8a779a0_cpg_mssr_info __initconst = { + /* Core Clocks */ + .core_clks = r8a779a0_core_clks, + .num_core_clks = ARRAY_SIZE(r8a779a0_core_clks), + .last_dt_core_clk = LAST_DT_CORE_CLK, + .num_total_core_clks = MOD_CLK_BASE, + + /* Module Clocks */ + .mod_clks = r8a779a0_mod_clks, + .num_mod_clks = ARRAY_SIZE(r8a779a0_mod_clks), + .num_hw_mod_clks = 15 * 32, + + /* Callbacks */ + .init = r8a779a0_cpg_mssr_init, + .cpg_clk_register = rcar_r8a779a0_cpg_clk_register, + + .reg_layout = CLK_REG_LAYOUT_RCAR_V3U, +}; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 5a306d28738c..94db88370337 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -57,8 +57,10 @@ static const u16 mstpsr[] = { 0x9A0, 0x9A4, 0x9A8, 0x9AC, }; -#define MSTPSR(i) mstpsr[i] - +static const u16 mstpsr_for_v3u[] = { + 0x2E00, 0x2E04, 0x2E08, 0x2E0C, 0x2E10, 0x2E14, 0x2E18, 0x2E1C, + 0x2E20, 0x2E24, 0x2E28, 0x2E2C, 0x2E30, 0x2E34, 0x2E38, +}; /* * System Module Stop Control Register offsets @@ -69,7 +71,10 @@ static const u16 smstpcr[] = { 0x990, 0x994, 0x998, 0x99C, }; -#define SMSTPCR(i) smstpcr[i] +static const u16 mstpcr_for_v3u[] = { + 0x2D00, 0x2D04, 0x2D08, 0x2D0C, 0x2D10, 0x2D14, 0x2D18, 0x2D1C, + 0x2D20, 0x2D24, 0x2D28, 0x2D2C, 0x2D30, 0x2D34, 0x2D38, +}; /* * Standby Control Register offsets (RZ/A) @@ -81,8 +86,6 @@ static const u16 stbcr[] = { 0x424, 0x428, 0x42C, }; -#define STBCR(i) stbcr[i] - /* * Software Reset Register offsets */ @@ -92,8 +95,10 @@ static const u16 srcr[] = { 0x920, 0x924, 0x928, 0x92C, }; -#define SRCR(i) srcr[i] - +static const u16 srcr_for_v3u[] = { + 0x2C00, 0x2C04, 0x2C08, 0x2C0C, 0x2C10, 0x2C14, 0x2C18, 0x2C1C, + 0x2C20, 0x2C24, 0x2C28, 0x2C2C, 0x2C30, 0x2C34, 0x2C38, +}; /* Realtime Module Stop Control Register offsets */ #define RMSTPCR(i) (smstpcr[i] - 0x20) @@ -102,8 +107,16 @@ static const u16 srcr[] = { #define MMSTPCR(i) (smstpcr[i] + 0x20) /* Software Reset Clearing Register offsets */ -#define SRSTCLR(i) (0x940 + (i) * 4) +static const u16 srstclr[] = { + 0x940, 0x944, 0x948, 0x94C, 0x950, 0x954, 0x958, 0x95C, + 0x960, 0x964, 0x968, 0x96C, +}; + +static const u16 srstclr_for_v3u[] = { + 0x2C80, 0x2C84, 0x2C88, 0x2C8C, 0x2C90, 0x2C94, 0x2C98, 0x2C9C, + 0x2CA0, 0x2CA4, 0x2CA8, 0x2CAC, 0x2CB0, 0x2CB4, 0x2CB8, +}; /** * Clock Pulse Generator / Module Standby and Software Reset Private Data @@ -111,13 +124,17 @@ static const u16 srcr[] = { * @rcdev: Optional reset controller entity * @dev: CPG/MSSR device * @base: CPG/MSSR register block base address + * @reg_layout: CPG/MSSR register layout * @rmw_lock: protects RMW register accesses * @np: Device node in DT for this CPG/MSSR module * @num_core_clks: Number of Core Clocks in clks[] * @num_mod_clks: Number of Module Clocks in clks[] * @last_dt_core_clk: ID of the last Core Clock exported to DT - * @stbyctrl: This device has Standby Control Registers * @notifiers: Notifier chain to save/restore clock state for system resume + * @status_regs: Pointer to status registers array + * @control_regs: Pointer to control registers array + * @reset_regs: Pointer to reset registers array + * @reset_clear_regs: Pointer to reset clearing registers array * @smstpcr_saved[].mask: Mask of SMSTPCR[] bits under our control * @smstpcr_saved[].val: Saved values of SMSTPCR[] * @clks: Array containing all Core and Module Clocks @@ -128,19 +145,23 @@ struct cpg_mssr_priv { #endif struct device *dev; void __iomem *base; + enum clk_reg_layout reg_layout; spinlock_t rmw_lock; struct device_node *np; unsigned int num_core_clks; unsigned int num_mod_clks; unsigned int last_dt_core_clk; - bool stbyctrl; struct raw_notifier_head notifiers; + const u16 *status_regs; + const u16 *control_regs; + const u16 *reset_regs; + const u16 *reset_clear_regs; struct { u32 mask; u32 val; - } smstpcr_saved[ARRAY_SIZE(smstpcr)]; + } smstpcr_saved[ARRAY_SIZE(mstpsr_for_v3u)]; struct clk *clks[]; }; @@ -177,40 +198,40 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable) enable ? "ON" : "OFF"); spin_lock_irqsave(&priv->rmw_lock, flags); - if (priv->stbyctrl) { - value = readb(priv->base + STBCR(reg)); + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { + value = readb(priv->base + priv->control_regs[reg]); if (enable) value &= ~bitmask; else value |= bitmask; - writeb(value, priv->base + STBCR(reg)); + writeb(value, priv->base + priv->control_regs[reg]); /* dummy read to ensure write has completed */ - readb(priv->base + STBCR(reg)); - barrier_data(priv->base + STBCR(reg)); + readb(priv->base + priv->control_regs[reg]); + barrier_data(priv->base + priv->control_regs[reg]); } else { - value = readl(priv->base + SMSTPCR(reg)); + value = readl(priv->base + priv->control_regs[reg]); if (enable) value &= ~bitmask; else value |= bitmask; - writel(value, priv->base + SMSTPCR(reg)); + writel(value, priv->base + priv->control_regs[reg]); } spin_unlock_irqrestore(&priv->rmw_lock, flags); - if (!enable || priv->stbyctrl) + if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A) return 0; for (i = 1000; i > 0; --i) { - if (!(readl(priv->base + MSTPSR(reg)) & bitmask)) + if (!(readl(priv->base + priv->status_regs[reg]) & bitmask)) break; cpu_relax(); } if (!i) { dev_err(dev, "Failed to enable SMSTP %p[%d]\n", - priv->base + SMSTPCR(reg), bit); + priv->base + priv->control_regs[reg], bit); return -ETIMEDOUT; } @@ -233,10 +254,10 @@ static int cpg_mstp_clock_is_enabled(struct clk_hw *hw) struct cpg_mssr_priv *priv = clock->priv; u32 value; - if (priv->stbyctrl) - value = readb(priv->base + STBCR(clock->index / 32)); + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) + value = readb(priv->base + priv->control_regs[clock->index / 32]); else - value = readl(priv->base + MSTPSR(clock->index / 32)); + value = readl(priv->base + priv->status_regs[clock->index / 32]); return !(value & BIT(clock->index % 32)); } @@ -272,7 +293,7 @@ struct clk *cpg_mssr_clk_src_twocell_get(struct of_phandle_args *clkspec, case CPG_MOD: type = "module"; - if (priv->stbyctrl) { + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { idx = MOD_CLK_PACK_10(clkidx); range_check = 7 - (clkidx % 10); } else { @@ -578,13 +599,13 @@ static int cpg_mssr_reset(struct reset_controller_dev *rcdev, dev_dbg(priv->dev, "reset %u%02u\n", reg, bit); /* Reset module */ - writel(bitmask, priv->base + SRCR(reg)); + writel(bitmask, priv->base + priv->reset_regs[reg]); /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */ udelay(35); /* Release module from reset state */ - writel(bitmask, priv->base + SRSTCLR(reg)); + writel(bitmask, priv->base + priv->reset_clear_regs[reg]); return 0; } @@ -598,7 +619,7 @@ static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id) dev_dbg(priv->dev, "assert %u%02u\n", reg, bit); - writel(bitmask, priv->base + SRCR(reg)); + writel(bitmask, priv->base + priv->reset_regs[reg]); return 0; } @@ -612,7 +633,7 @@ static int cpg_mssr_deassert(struct reset_controller_dev *rcdev, dev_dbg(priv->dev, "deassert %u%02u\n", reg, bit); - writel(bitmask, priv->base + SRSTCLR(reg)); + writel(bitmask, priv->base + priv->reset_clear_regs[reg]); return 0; } @@ -624,7 +645,7 @@ static int cpg_mssr_status(struct reset_controller_dev *rcdev, unsigned int bit = id % 32; u32 bitmask = BIT(bit); - return !!(readl(priv->base + SRCR(reg)) & bitmask); + return !!(readl(priv->base + priv->reset_regs[reg]) & bitmask); } static const struct reset_control_ops cpg_mssr_reset_ops = { @@ -803,6 +824,12 @@ static const struct of_device_id cpg_mssr_match[] = { .compatible = "renesas,r8a77995-cpg-mssr", .data = &r8a77995_cpg_mssr_info, }, +#endif +#ifdef CONFIG_CLK_R8A779A0 + { + .compatible = "renesas,r8a779a0-cpg-mssr", + .data = &r8a779a0_cpg_mssr_info, + }, #endif { /* sentinel */ } }; @@ -825,9 +852,10 @@ static int cpg_mssr_suspend_noirq(struct device *dev) /* Save module registers with bits under our control */ for (reg = 0; reg < ARRAY_SIZE(priv->smstpcr_saved); reg++) { if (priv->smstpcr_saved[reg].mask) - priv->smstpcr_saved[reg].val = priv->stbyctrl ? - readb(priv->base + STBCR(reg)) : - readl(priv->base + SMSTPCR(reg)); + priv->smstpcr_saved[reg].val = + priv->reg_layout == CLK_REG_LAYOUT_RZ_A ? + readb(priv->base + priv->control_regs[reg]) : + readl(priv->base + priv->control_regs[reg]); } /* Save core clocks */ @@ -855,23 +883,23 @@ static int cpg_mssr_resume_noirq(struct device *dev) if (!mask) continue; - if (priv->stbyctrl) - oldval = readb(priv->base + STBCR(reg)); + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) + oldval = readb(priv->base + priv->control_regs[reg]); else - oldval = readl(priv->base + SMSTPCR(reg)); + oldval = readl(priv->base + priv->control_regs[reg]); newval = oldval & ~mask; newval |= priv->smstpcr_saved[reg].val & mask; if (newval == oldval) continue; - if (priv->stbyctrl) { - writeb(newval, priv->base + STBCR(reg)); + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { + writeb(newval, priv->base + priv->control_regs[reg]); /* dummy read to ensure write has completed */ - readb(priv->base + STBCR(reg)); - barrier_data(priv->base + STBCR(reg)); + readb(priv->base + priv->control_regs[reg]); + barrier_data(priv->base + priv->control_regs[reg]); continue; } else - writel(newval, priv->base + SMSTPCR(reg)); + writel(newval, priv->base + priv->control_regs[reg]); /* Wait until enabled clocks are really enabled */ mask &= ~priv->smstpcr_saved[reg].val; @@ -879,7 +907,7 @@ static int cpg_mssr_resume_noirq(struct device *dev) continue; for (i = 1000; i > 0; --i) { - oldval = readl(priv->base + MSTPSR(reg)); + oldval = readl(priv->base + priv->status_regs[reg]); if (!(oldval & mask)) break; cpu_relax(); @@ -887,8 +915,8 @@ static int cpg_mssr_resume_noirq(struct device *dev) if (!i) dev_warn(dev, "Failed to enable %s%u[0x%x]\n", - priv->stbyctrl ? "STB" : "SMSTP", reg, - oldval & mask); + priv->reg_layout == CLK_REG_LAYOUT_RZ_A ? + "STB" : "SMSTP", reg, oldval & mask); } return 0; @@ -937,7 +965,23 @@ static int __init cpg_mssr_common_init(struct device *dev, priv->num_mod_clks = info->num_hw_mod_clks; priv->last_dt_core_clk = info->last_dt_core_clk; RAW_INIT_NOTIFIER_HEAD(&priv->notifiers); - priv->stbyctrl = info->stbyctrl; + priv->reg_layout = info->reg_layout; + if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN2_AND_GEN3) { + priv->status_regs = mstpsr; + priv->control_regs = smstpcr; + priv->reset_regs = srcr; + priv->reset_clear_regs = srstclr; + } else if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { + priv->control_regs = stbcr; + } else if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_V3U) { + priv->status_regs = mstpsr_for_v3u; + priv->control_regs = mstpcr_for_v3u; + priv->reset_regs = srcr_for_v3u; + priv->reset_clear_regs = srstclr_for_v3u; + } else { + error = -EINVAL; + goto out_err; + } for (i = 0; i < nclks; i++) priv->clks[i] = ERR_PTR(-ENOENT); @@ -1015,7 +1059,7 @@ static int __init cpg_mssr_probe(struct platform_device *pdev) return error; /* Reset Controller not supported for Standby Control SoCs */ - if (info->stbyctrl) + if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) return 0; error = cpg_mssr_reset_controller_register(priv); diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h index 1cc569484250..6b2a0ade482e 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.h +++ b/drivers/clk/renesas/renesas-cpg-mssr.h @@ -85,6 +85,12 @@ struct mssr_mod_clk { struct device_node; +enum clk_reg_layout { + CLK_REG_LAYOUT_RCAR_GEN2_AND_GEN3 = 0, + CLK_REG_LAYOUT_RZ_A, + CLK_REG_LAYOUT_RCAR_V3U, +}; + /** * SoC-specific CPG/MSSR Description * @@ -105,6 +111,7 @@ struct device_node; * @crit_mod_clks: Array with Module Clock IDs of critical clocks that * should not be disabled without a knowledgeable driver * @num_crit_mod_clks: Number of entries in crit_mod_clks[] + * @reg_layout: CPG/MSSR register layout from enum clk_reg_layout * * @core_pm_clks: Array with IDs of Core Clocks that are suitable for Power * Management, in addition to Module Clocks @@ -112,10 +119,6 @@ struct device_node; * * @init: Optional callback to perform SoC-specific initialization * @cpg_clk_register: Optional callback to handle special Core Clock types - * - * @stbyctrl: This device has Standby Control Registers which are 8-bits - * wide, no status registers (MSTPSR) and have different address - * offsets. */ struct cpg_mssr_info { @@ -130,7 +133,7 @@ struct cpg_mssr_info { unsigned int num_core_clks; unsigned int last_dt_core_clk; unsigned int num_total_core_clks; - bool stbyctrl; + enum clk_reg_layout reg_layout; /* Module Clocks */ const struct mssr_mod_clk *mod_clks; @@ -174,6 +177,7 @@ extern const struct cpg_mssr_info r8a77970_cpg_mssr_info; extern const struct cpg_mssr_info r8a77980_cpg_mssr_info; extern const struct cpg_mssr_info r8a77990_cpg_mssr_info; extern const struct cpg_mssr_info r8a77995_cpg_mssr_info; +extern const struct cpg_mssr_info r8a779a0_cpg_mssr_info; void __init cpg_mssr_early_init(struct device_node *np, const struct cpg_mssr_info *info); diff --git a/drivers/clk/rockchip/Kconfig b/drivers/clk/rockchip/Kconfig new file mode 100644 index 000000000000..47cd6c5de837 --- /dev/null +++ b/drivers/clk/rockchip/Kconfig @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: GPL-2.0 +# common clock support for ROCKCHIP SoC family. + +config COMMON_CLK_ROCKCHIP + bool "Rockchip clock controller common support" + depends on ARCH_ROCKCHIP + default ARCH_ROCKCHIP + help + Say y here to enable common clock controller for Rockchip platforms. + +if COMMON_CLK_ROCKCHIP +config CLK_PX30 + bool "Rockchip PX30 clock controller support" + default y + help + Build the driver for PX30 Clock Driver. + +config CLK_RV110X + bool "Rockchip RV110x clock controller support" + default y + help + Build the driver for RV110x Clock Driver. + +config CLK_RK3036 + bool "Rockchip RK3036 clock controller support" + default y + help + Build the driver for RK3036 Clock Driver. + +config CLK_RK312X + bool "Rockchip RK312x clock controller support" + default y + help + Build the driver for RK312x Clock Driver. + +config CLK_RK3188 + bool "Rockchip RK3188 clock controller support" + default y + help + Build the driver for RK3188 Clock Driver. + +config CLK_RK322X + bool "Rockchip RK322x clock controller support" + default y + help + Build the driver for RK322x Clock Driver. + +config CLK_RK3288 + bool "Rockchip RK3288 clock controller support" + depends on ARM + default y + help + Build the driver for RK3288 Clock Driver. + +config CLK_RK3308 + bool "Rockchip RK3308 clock controller support" + default y + help + Build the driver for RK3308 Clock Driver. + +config CLK_RK3328 + bool "Rockchip RK3328 clock controller support" + default y + help + Build the driver for RK3328 Clock Driver. + +config CLK_RK3368 + bool "Rockchip RK3368 clock controller support" + default y + help + Build the driver for RK3368 Clock Driver. + +config CLK_RK3399 + tristate "Rockchip RK3399 clock controller support" + default y + help + Build the driver for RK3399 Clock Driver. +endif diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile index 7c5b5813a87c..a99e4d9bbae1 100644 --- a/drivers/clk/rockchip/Makefile +++ b/drivers/clk/rockchip/Makefile @@ -3,24 +3,26 @@ # Rockchip Clock specific Makefile # -obj-y += clk.o -obj-y += clk-pll.o -obj-y += clk-cpu.o -obj-y += clk-half-divider.o -obj-y += clk-inverter.o -obj-y += clk-mmc-phase.o -obj-y += clk-muxgrf.o -obj-y += clk-ddr.o -obj-$(CONFIG_RESET_CONTROLLER) += softrst.o +obj-$(CONFIG_COMMON_CLK_ROCKCHIP) += clk-rockchip.o -obj-y += clk-px30.o -obj-y += clk-rv1108.o -obj-y += clk-rk3036.o -obj-y += clk-rk3128.o -obj-y += clk-rk3188.o -obj-y += clk-rk3228.o -obj-y += clk-rk3288.o -obj-y += clk-rk3308.o -obj-y += clk-rk3328.o -obj-y += clk-rk3368.o -obj-y += clk-rk3399.o +clk-rockchip-y += clk.o +clk-rockchip-y += clk-pll.o +clk-rockchip-y += clk-cpu.o +clk-rockchip-y += clk-half-divider.o +clk-rockchip-y += clk-inverter.o +clk-rockchip-y += clk-mmc-phase.o +clk-rockchip-y += clk-muxgrf.o +clk-rockchip-y += clk-ddr.o +clk-rockchip-$(CONFIG_RESET_CONTROLLER) += softrst.o + +obj-$(CONFIG_CLK_PX30) += clk-px30.o +obj-$(CONFIG_CLK_RV110X) += clk-rv1108.o +obj-$(CONFIG_CLK_RK3036) += clk-rk3036.o +obj-$(CONFIG_CLK_RK312X) += clk-rk3128.o +obj-$(CONFIG_CLK_RK3188) += clk-rk3188.o +obj-$(CONFIG_CLK_RK322X) += clk-rk3228.o +obj-$(CONFIG_CLK_RK3288) += clk-rk3288.o +obj-$(CONFIG_CLK_RK3308) += clk-rk3308.o +obj-$(CONFIG_CLK_RK3328) += clk-rk3328.o +obj-$(CONFIG_CLK_RK3368) += clk-rk3368.o +obj-$(CONFIG_CLK_RK3399) += clk-rk3399.o diff --git a/drivers/clk/rockchip/clk-ddr.c b/drivers/clk/rockchip/clk-ddr.c index 9273bce4d7b6..86718c54e56b 100644 --- a/drivers/clk/rockchip/clk-ddr.c +++ b/drivers/clk/rockchip/clk-ddr.c @@ -136,3 +136,4 @@ struct clk *rockchip_clk_register_ddrclk(const char *name, int flags, return clk; } +EXPORT_SYMBOL_GPL(rockchip_clk_register_ddrclk); diff --git a/drivers/clk/rockchip/clk-half-divider.c b/drivers/clk/rockchip/clk-half-divider.c index b333fc28c94b..ccd5c270c213 100644 --- a/drivers/clk/rockchip/clk-half-divider.c +++ b/drivers/clk/rockchip/clk-half-divider.c @@ -166,7 +166,7 @@ struct clk *rockchip_clk_register_halfdiv(const char *name, unsigned long flags, spinlock_t *lock) { - struct clk *clk; + struct clk_hw *hw = ERR_PTR(-ENOMEM); struct clk_mux *mux = NULL; struct clk_gate *gate = NULL; struct clk_divider *div = NULL; @@ -212,16 +212,18 @@ struct clk *rockchip_clk_register_halfdiv(const char *name, div_ops = &clk_half_divider_ops; } - clk = clk_register_composite(NULL, name, parent_names, num_parents, - mux ? &mux->hw : NULL, mux_ops, - div ? &div->hw : NULL, div_ops, - gate ? &gate->hw : NULL, gate_ops, - flags); + hw = clk_hw_register_composite(NULL, name, parent_names, num_parents, + mux ? &mux->hw : NULL, mux_ops, + div ? &div->hw : NULL, div_ops, + gate ? &gate->hw : NULL, gate_ops, + flags); + if (IS_ERR(hw)) + goto err_div; - return clk; + return hw->clk; err_div: kfree(gate); err_gate: kfree(mux); - return ERR_PTR(-ENOMEM); + return ERR_CAST(hw); } diff --git a/drivers/clk/rockchip/clk-rk3308.c b/drivers/clk/rockchip/clk-rk3308.c index b0baf87a283e..5bf15f2a44b7 100644 --- a/drivers/clk/rockchip/clk-rk3308.c +++ b/drivers/clk/rockchip/clk-rk3308.c @@ -133,7 +133,6 @@ PNAME(mux_uart1_p) = { "clk_uart1_src", "dummy", "clk_uart1_frac" }; PNAME(mux_uart2_p) = { "clk_uart2_src", "dummy", "clk_uart2_frac" }; PNAME(mux_uart3_p) = { "clk_uart3_src", "dummy", "clk_uart3_frac" }; PNAME(mux_uart4_p) = { "clk_uart4_src", "dummy", "clk_uart4_frac" }; -PNAME(mux_timer_src_p) = { "xin24m", "clk_rtc32k" }; PNAME(mux_dclk_vop_p) = { "dclk_vop_src", "dclk_vop_frac", "xin24m" }; PNAME(mux_nandc_p) = { "clk_nandc_div", "clk_nandc_div50" }; PNAME(mux_sdmmc_p) = { "clk_sdmmc_div", "clk_sdmmc_div50" }; diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c index ce1d2446f142..7df2f1e00347 100644 --- a/drivers/clk/rockchip/clk-rk3399.c +++ b/drivers/clk/rockchip/clk-rk3399.c @@ -5,9 +5,11 @@ */ #include +#include #include #include #include +#include #include #include #include @@ -1600,3 +1602,57 @@ static void __init rk3399_pmu_clk_init(struct device_node *np) rockchip_clk_of_add_provider(np, ctx); } CLK_OF_DECLARE(rk3399_cru_pmu, "rockchip,rk3399-pmucru", rk3399_pmu_clk_init); + +struct clk_rk3399_inits { + void (*inits)(struct device_node *np); +}; + +static const struct clk_rk3399_inits clk_rk3399_pmucru_init = { + .inits = rk3399_pmu_clk_init, +}; + +static const struct clk_rk3399_inits clk_rk3399_cru_init = { + .inits = rk3399_clk_init, +}; + +static const struct of_device_id clk_rk3399_match_table[] = { + { + .compatible = "rockchip,rk3399-cru", + .data = &clk_rk3399_cru_init, + }, { + .compatible = "rockchip,rk3399-pmucru", + .data = &clk_rk3399_pmucru_init, + }, + { } +}; +MODULE_DEVICE_TABLE(of, clk_rk3399_match_table); + +static int __init clk_rk3399_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + const struct of_device_id *match; + const struct clk_rk3399_inits *init_data; + + match = of_match_device(clk_rk3399_match_table, &pdev->dev); + if (!match || !match->data) + return -EINVAL; + + init_data = match->data; + if (init_data->inits) + init_data->inits(np); + + return 0; +} + +static struct platform_driver clk_rk3399_driver = { + .driver = { + .name = "clk-rk3399", + .of_match_table = clk_rk3399_match_table, + .suppress_bind_attrs = true, + }, +}; +builtin_platform_driver_probe(clk_rk3399_driver, clk_rk3399_probe); + +MODULE_DESCRIPTION("Rockchip RK3399 Clock Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:clk-rk3399"); diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index 546e810c3560..b443169dd408 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -43,7 +43,7 @@ static struct clk *rockchip_clk_register_branch(const char *name, u8 gate_shift, u8 gate_flags, unsigned long flags, spinlock_t *lock) { - struct clk *clk; + struct clk_hw *hw; struct clk_mux *mux = NULL; struct clk_gate *gate = NULL; struct clk_divider *div = NULL; @@ -100,20 +100,18 @@ static struct clk *rockchip_clk_register_branch(const char *name, : &clk_divider_ops; } - clk = clk_register_composite(NULL, name, parent_names, num_parents, - mux ? &mux->hw : NULL, mux_ops, - div ? &div->hw : NULL, div_ops, - gate ? &gate->hw : NULL, gate_ops, - flags); - - if (IS_ERR(clk)) { - ret = PTR_ERR(clk); - goto err_composite; + hw = clk_hw_register_composite(NULL, name, parent_names, num_parents, + mux ? &mux->hw : NULL, mux_ops, + div ? &div->hw : NULL, div_ops, + gate ? &gate->hw : NULL, gate_ops, + flags); + if (IS_ERR(hw)) { + kfree(div); + kfree(gate); + return ERR_CAST(hw); } - return clk; -err_composite: - kfree(div); + return hw->clk; err_div: kfree(gate); err_gate: @@ -214,8 +212,8 @@ static struct clk *rockchip_clk_register_frac_branch( unsigned long flags, struct rockchip_clk_branch *child, spinlock_t *lock) { + struct clk_hw *hw; struct rockchip_clk_frac *frac; - struct clk *clk; struct clk_gate *gate = NULL; struct clk_fractional_divider *div = NULL; const struct clk_ops *div_ops = NULL, *gate_ops = NULL; @@ -255,14 +253,14 @@ static struct clk *rockchip_clk_register_frac_branch( div->approximation = rockchip_fractional_approximation; div_ops = &clk_fractional_divider_ops; - clk = clk_register_composite(NULL, name, parent_names, num_parents, - NULL, NULL, - &div->hw, div_ops, - gate ? &gate->hw : NULL, gate_ops, - flags | CLK_SET_RATE_UNGATE); - if (IS_ERR(clk)) { + hw = clk_hw_register_composite(NULL, name, parent_names, num_parents, + NULL, NULL, + &div->hw, div_ops, + gate ? &gate->hw : NULL, gate_ops, + flags | CLK_SET_RATE_UNGATE); + if (IS_ERR(hw)) { kfree(frac); - return clk; + return ERR_CAST(hw); } if (child) { @@ -292,7 +290,7 @@ static struct clk *rockchip_clk_register_frac_branch( mux_clk = clk_register(NULL, &frac_mux->hw); if (IS_ERR(mux_clk)) { kfree(frac); - return clk; + return mux_clk; } rockchip_clk_add_lookup(ctx, mux_clk, child->id); @@ -301,7 +299,7 @@ static struct clk *rockchip_clk_register_frac_branch( if (frac->mux_frac_idx >= 0) { pr_debug("%s: found fractional parent in mux at pos %d\n", __func__, frac->mux_frac_idx); - ret = clk_notifier_register(clk, &frac->clk_nb); + ret = clk_notifier_register(hw->clk, &frac->clk_nb); if (ret) pr_err("%s: failed to register clock notifier for %s\n", __func__, name); @@ -311,7 +309,7 @@ static struct clk *rockchip_clk_register_frac_branch( } } - return clk; + return hw->clk; } static struct clk *rockchip_clk_register_factor_branch(const char *name, @@ -320,7 +318,7 @@ static struct clk *rockchip_clk_register_factor_branch(const char *name, int gate_offset, u8 gate_shift, u8 gate_flags, unsigned long flags, spinlock_t *lock) { - struct clk *clk; + struct clk_hw *hw; struct clk_gate *gate = NULL; struct clk_fixed_factor *fix = NULL; @@ -349,20 +347,22 @@ static struct clk *rockchip_clk_register_factor_branch(const char *name, fix->mult = mult; fix->div = div; - clk = clk_register_composite(NULL, name, parent_names, num_parents, - NULL, NULL, - &fix->hw, &clk_fixed_factor_ops, - &gate->hw, &clk_gate_ops, flags); - if (IS_ERR(clk)) { + hw = clk_hw_register_composite(NULL, name, parent_names, num_parents, + NULL, NULL, + &fix->hw, &clk_fixed_factor_ops, + &gate->hw, &clk_gate_ops, flags); + if (IS_ERR(hw)) { kfree(fix); kfree(gate); + return ERR_CAST(hw); } - return clk; + return hw->clk; } -struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np, - void __iomem *base, unsigned long nr_clks) +struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np, + void __iomem *base, + unsigned long nr_clks) { struct rockchip_clk_provider *ctx; struct clk **clk_table; @@ -394,14 +394,16 @@ struct rockchip_clk_provider * __init rockchip_clk_init(struct device_node *np, kfree(ctx); return ERR_PTR(-ENOMEM); } +EXPORT_SYMBOL_GPL(rockchip_clk_init); -void __init rockchip_clk_of_add_provider(struct device_node *np, - struct rockchip_clk_provider *ctx) +void rockchip_clk_of_add_provider(struct device_node *np, + struct rockchip_clk_provider *ctx) { if (of_clk_add_provider(np, of_clk_src_onecell_get, &ctx->clk_data)) pr_err("%s: could not register clk provider\n", __func__); } +EXPORT_SYMBOL_GPL(rockchip_clk_of_add_provider); void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx, struct clk *clk, unsigned int id) @@ -409,8 +411,9 @@ void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx, if (ctx->clk_data.clks && id) ctx->clk_data.clks[id] = clk; } +EXPORT_SYMBOL_GPL(rockchip_clk_add_lookup); -void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, +void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, struct rockchip_pll_clock *list, unsigned int nr_pll, int grf_lock_offset) { @@ -433,11 +436,11 @@ void __init rockchip_clk_register_plls(struct rockchip_clk_provider *ctx, rockchip_clk_add_lookup(ctx, clk, list->id); } } +EXPORT_SYMBOL_GPL(rockchip_clk_register_plls); -void __init rockchip_clk_register_branches( - struct rockchip_clk_provider *ctx, - struct rockchip_clk_branch *list, - unsigned int nr_clk) +void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx, + struct rockchip_clk_branch *list, + unsigned int nr_clk) { struct clk *clk = NULL; unsigned int idx; @@ -566,14 +569,15 @@ void __init rockchip_clk_register_branches( rockchip_clk_add_lookup(ctx, clk, list->id); } } +EXPORT_SYMBOL_GPL(rockchip_clk_register_branches); -void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, - unsigned int lookup_id, - const char *name, const char *const *parent_names, - u8 num_parents, - const struct rockchip_cpuclk_reg_data *reg_data, - const struct rockchip_cpuclk_rate_table *rates, - int nrates) +void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, + unsigned int lookup_id, + const char *name, const char *const *parent_names, + u8 num_parents, + const struct rockchip_cpuclk_reg_data *reg_data, + const struct rockchip_cpuclk_rate_table *rates, + int nrates) { struct clk *clk; @@ -588,9 +592,10 @@ void __init rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx, rockchip_clk_add_lookup(ctx, clk, lookup_id); } +EXPORT_SYMBOL_GPL(rockchip_clk_register_armclk); -void __init rockchip_clk_protect_critical(const char *const clocks[], - int nclocks) +void rockchip_clk_protect_critical(const char *const clocks[], + int nclocks) { int i; @@ -602,6 +607,7 @@ void __init rockchip_clk_protect_critical(const char *const clocks[], clk_prepare_enable(clk); } } +EXPORT_SYMBOL_GPL(rockchip_clk_protect_critical); static void __iomem *rst_base; static unsigned int reg_restart; @@ -621,10 +627,10 @@ static struct notifier_block rockchip_restart_handler = { .priority = 128, }; -void __init +void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, - unsigned int reg, - void (*cb)(void)) + unsigned int reg, + void (*cb)(void)) { int ret; @@ -636,3 +642,4 @@ rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx, pr_err("%s: cannot register restart handler, %d\n", __func__, ret); } +EXPORT_SYMBOL_GPL(rockchip_register_restart_notifier); diff --git a/drivers/clk/rockchip/softrst.c b/drivers/clk/rockchip/softrst.c index 5f1ff5e47c4f..5d07266745b8 100644 --- a/drivers/clk/rockchip/softrst.c +++ b/drivers/clk/rockchip/softrst.c @@ -77,9 +77,9 @@ static const struct reset_control_ops rockchip_softrst_ops = { .deassert = rockchip_softrst_deassert, }; -void __init rockchip_register_softrst(struct device_node *np, - unsigned int num_regs, - void __iomem *base, u8 flags) +void rockchip_register_softrst(struct device_node *np, + unsigned int num_regs, + void __iomem *base, u8 flags) { struct rockchip_softrst *softrst; int ret; @@ -107,3 +107,4 @@ void __init rockchip_register_softrst(struct device_node *np, kfree(softrst); } }; +EXPORT_SYMBOL_GPL(rockchip_register_softrst); diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c index efc4fa61fbaf..00ef4d1b0888 100644 --- a/drivers/clk/samsung/clk-cpu.c +++ b/drivers/clk/samsung/clk-cpu.c @@ -401,26 +401,34 @@ static int exynos5433_cpuclk_notifier_cb(struct notifier_block *nb, /* helper function to register a CPU clock */ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, - unsigned int lookup_id, const char *name, const char *parent, - const char *alt_parent, unsigned long offset, - const struct exynos_cpuclk_cfg_data *cfg, + unsigned int lookup_id, const char *name, + const struct clk_hw *parent, const struct clk_hw *alt_parent, + unsigned long offset, const struct exynos_cpuclk_cfg_data *cfg, unsigned long num_cfgs, unsigned long flags) { struct exynos_cpuclk *cpuclk; struct clk_init_data init; - struct clk *parent_clk; + const char *parent_name; int ret = 0; + if (IS_ERR(parent) || IS_ERR(alt_parent)) { + pr_err("%s: invalid parent clock(s)\n", __func__); + return -EINVAL; + } + cpuclk = kzalloc(sizeof(*cpuclk), GFP_KERNEL); if (!cpuclk) return -ENOMEM; + parent_name = clk_hw_get_name(parent); + init.name = name; init.flags = CLK_SET_RATE_PARENT; - init.parent_names = &parent; + init.parent_names = &parent_name; init.num_parents = 1; init.ops = &exynos_cpuclk_clk_ops; + cpuclk->alt_parent = alt_parent; cpuclk->hw.init = &init; cpuclk->ctrl_base = ctx->reg_base + offset; cpuclk->lock = &ctx->lock; @@ -430,23 +438,8 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, else cpuclk->clk_nb.notifier_call = exynos_cpuclk_notifier_cb; - cpuclk->alt_parent = __clk_get_hw(__clk_lookup(alt_parent)); - if (!cpuclk->alt_parent) { - pr_err("%s: could not lookup alternate parent %s\n", - __func__, alt_parent); - ret = -EINVAL; - goto free_cpuclk; - } - parent_clk = __clk_lookup(parent); - if (!parent_clk) { - pr_err("%s: could not lookup parent clock %s\n", - __func__, parent); - ret = -EINVAL; - goto free_cpuclk; - } - - ret = clk_notifier_register(parent_clk, &cpuclk->clk_nb); + ret = clk_notifier_register(parent->clk, &cpuclk->clk_nb); if (ret) { pr_err("%s: failed to register clock notifier for %s\n", __func__, name); @@ -471,7 +464,7 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, free_cpuclk_data: kfree(cpuclk->cfg); unregister_clk_nb: - clk_notifier_unregister(parent_clk, &cpuclk->clk_nb); + clk_notifier_unregister(parent->clk, &cpuclk->clk_nb); free_cpuclk: kfree(cpuclk); return ret; diff --git a/drivers/clk/samsung/clk-cpu.h b/drivers/clk/samsung/clk-cpu.h index ad38cc27f3df..af74686db9ef 100644 --- a/drivers/clk/samsung/clk-cpu.h +++ b/drivers/clk/samsung/clk-cpu.h @@ -46,7 +46,7 @@ struct exynos_cpuclk_cfg_data { */ struct exynos_cpuclk { struct clk_hw hw; - struct clk_hw *alt_parent; + const struct clk_hw *alt_parent; void __iomem *ctrl_base; spinlock_t *lock; const struct exynos_cpuclk_cfg_data *cfg; @@ -62,9 +62,9 @@ struct exynos_cpuclk { #define CLK_CPU_HAS_E5433_REGS_LAYOUT (1 << 2) }; -extern int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, +int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, unsigned int lookup_id, const char *name, - const char *parent, const char *alt_parent, + const struct clk_hw *parent, const struct clk_hw *alt_parent, unsigned long offset, const struct exynos_cpuclk_cfg_data *cfg, unsigned long num_cfgs, unsigned long flags); diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c index 17897c7a84d4..17df7f9755aa 100644 --- a/drivers/clk/samsung/clk-exynos3250.c +++ b/drivers/clk/samsung/clk-exynos3250.c @@ -808,14 +808,16 @@ static const struct exynos_cpuclk_cfg_data e3250_armclk_d[] __initconst = { static void __init exynos3250_cmu_init(struct device_node *np) { struct samsung_clk_provider *ctx; + struct clk_hw **hws; ctx = samsung_cmu_register_one(np, &cmu_info); if (!ctx) return; + hws = ctx->clk_data.hws; exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_core_p[0], mout_core_p[1], 0x14200, - e3250_armclk_d, ARRAY_SIZE(e3250_armclk_d), + hws[CLK_MOUT_APLL], hws[CLK_MOUT_MPLL_USER_C], + 0x14200, e3250_armclk_d, ARRAY_SIZE(e3250_armclk_d), CLK_CPU_HAS_DIV1); exynos3_core_down_clock(ctx->reg_base); diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c index f4086287bb71..bf13e29a655c 100644 --- a/drivers/clk/samsung/clk-exynos4.c +++ b/drivers/clk/samsung/clk-exynos4.c @@ -1233,6 +1233,8 @@ static void __init exynos4_clk_init(struct device_node *np, enum exynos4_soc soc) { struct samsung_clk_provider *ctx; + struct clk_hw **hws; + exynos4_soc = soc; reg_base = of_iomap(np, 0); @@ -1240,6 +1242,7 @@ static void __init exynos4_clk_init(struct device_node *np, panic("%s: failed to map registers\n", __func__); ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); + hws = ctx->clk_data.hws; samsung_clk_of_register_fixed_ext(ctx, exynos4_fixed_rate_ext_clks, ARRAY_SIZE(exynos4_fixed_rate_ext_clks), @@ -1302,7 +1305,7 @@ static void __init exynos4_clk_init(struct device_node *np, exynos4210_fixed_factor_clks, ARRAY_SIZE(exynos4210_fixed_factor_clks)); exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_core_p4210[0], mout_core_p4210[1], 0x14200, + hws[CLK_MOUT_APLL], hws[CLK_SCLK_MPLL], 0x14200, e4210_armclk_d, ARRAY_SIZE(e4210_armclk_d), CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1); } else { @@ -1317,7 +1320,7 @@ static void __init exynos4_clk_init(struct device_node *np, ARRAY_SIZE(exynos4x12_fixed_factor_clks)); exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_core_p4x12[0], mout_core_p4x12[1], 0x14200, + hws[CLK_MOUT_APLL], hws[CLK_MOUT_MPLL_USER_C], 0x14200, e4412_armclk_d, ARRAY_SIZE(e4412_armclk_d), CLK_CPU_NEEDS_DEBUG_ALT_DIV | CLK_CPU_HAS_DIV1); } diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c index 931c70a4da19..06588fab408a 100644 --- a/drivers/clk/samsung/clk-exynos5250.c +++ b/drivers/clk/samsung/clk-exynos5250.c @@ -253,14 +253,14 @@ static const struct samsung_mux_clock exynos5250_mux_clks[] __initconst = { /* * CMU_CPU */ - MUX_F(0, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, + MUX_F(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, CLK_SET_RATE_PARENT, 0), MUX(0, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1), /* * CMU_CORE */ - MUX(0, "mout_mpll", mout_mpll_p, SRC_CORE1, 8, 1), + MUX(CLK_MOUT_MPLL, "mout_mpll", mout_mpll_p, SRC_CORE1, 8, 1), /* * CMU_TOP @@ -782,6 +782,7 @@ static void __init exynos5250_clk_init(struct device_node *np) { struct samsung_clk_provider *ctx; unsigned int tmp; + struct clk_hw **hws; if (np) { reg_base = of_iomap(np, 0); @@ -792,6 +793,7 @@ static void __init exynos5250_clk_init(struct device_node *np) } ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); + hws = ctx->clk_data.hws; samsung_clk_of_register_fixed_ext(ctx, exynos5250_fixed_rate_ext_clks, ARRAY_SIZE(exynos5250_fixed_rate_ext_clks), @@ -821,7 +823,7 @@ static void __init exynos5250_clk_init(struct device_node *np) samsung_clk_register_gate(ctx, exynos5250_gate_clks, ARRAY_SIZE(exynos5250_gate_clks)); exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_cpu_p[0], mout_cpu_p[1], 0x200, + hws[CLK_MOUT_APLL], hws[CLK_MOUT_MPLL], 0x200, exynos5250_armclk_d, ARRAY_SIZE(exynos5250_armclk_d), CLK_CPU_HAS_DIV1); diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index bd620876544d..3ccd4eabd2a6 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -596,13 +596,14 @@ static const struct samsung_gate_clock exynos5420_gate_clks[] __initconst = { static const struct samsung_mux_clock exynos5x_mux_clks[] __initconst = { MUX(0, "mout_user_pclk66_gpio", mout_user_pclk66_gpio_p, SRC_TOP7, 4, 1), - MUX(0, "mout_mspll_kfc", mout_mspll_cpu_p, SRC_TOP7, 8, 2), - MUX(0, "mout_mspll_cpu", mout_mspll_cpu_p, SRC_TOP7, 12, 2), - - MUX_F(0, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, + MUX(CLK_MOUT_MSPLL_KFC, "mout_mspll_kfc", mout_mspll_cpu_p, + SRC_TOP7, 8, 2), + MUX(CLK_MOUT_MSPLL_CPU, "mout_mspll_cpu", mout_mspll_cpu_p, + SRC_TOP7, 12, 2), + MUX_F(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0), MUX(0, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1), - MUX_F(0, "mout_kpll", mout_kpll_p, SRC_KFC, 0, 1, + MUX_F(CLK_MOUT_KPLL, "mout_kpll", mout_kpll_p, SRC_KFC, 0, 1, CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0), MUX(0, "mout_kfc", mout_kfc_p, SRC_KFC, 16, 1), @@ -712,8 +713,8 @@ static const struct samsung_mux_clock exynos5x_mux_clks[] __initconst = { SRC_TOP12, 8, 1), MUX(0, "mout_sw_aclk266_g2d", mout_sw_aclk266_g2d_p, SRC_TOP12, 12, 1), - MUX_F(0, "mout_sw_aclk_g3d", mout_sw_aclk_g3d_p, SRC_TOP12, 16, 1, - CLK_SET_RATE_PARENT, 0), + MUX_F(CLK_MOUT_SW_ACLK_G3D, "mout_sw_aclk_g3d", mout_sw_aclk_g3d_p, + SRC_TOP12, 16, 1, CLK_SET_RATE_PARENT, 0), MUX(0, "mout_sw_aclk300_jpeg", mout_sw_aclk300_jpeg_p, SRC_TOP12, 20, 1), MUX(CLK_MOUT_SW_ACLK300, "mout_sw_aclk300_disp1", @@ -1560,6 +1561,7 @@ static void __init exynos5x_clk_init(struct device_node *np, enum exynos5x_soc soc) { struct samsung_clk_provider *ctx; + struct clk_hw **hws; if (np) { reg_base = of_iomap(np, 0); @@ -1572,6 +1574,7 @@ static void __init exynos5x_clk_init(struct device_node *np, exynos5x_soc = soc; ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); + hws = ctx->clk_data.hws; samsung_clk_of_register_fixed_ext(ctx, exynos5x_fixed_rate_ext_clks, ARRAY_SIZE(exynos5x_fixed_rate_ext_clks), @@ -1623,15 +1626,15 @@ static void __init exynos5x_clk_init(struct device_node *np, if (soc == EXYNOS5420) { exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_cpu_p[0], mout_cpu_p[1], 0x200, + hws[CLK_MOUT_APLL], hws[CLK_MOUT_MSPLL_CPU], 0x200, exynos5420_eglclk_d, ARRAY_SIZE(exynos5420_eglclk_d), 0); } else { exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk", - mout_cpu_p[0], mout_cpu_p[1], 0x200, + hws[CLK_MOUT_APLL], hws[CLK_MOUT_MSPLL_CPU], 0x200, exynos5800_eglclk_d, ARRAY_SIZE(exynos5800_eglclk_d), 0); } exynos_register_cpu_clock(ctx, CLK_KFC_CLK, "kfcclk", - mout_kfc_p[0], mout_kfc_p[1], 0x28200, + hws[CLK_MOUT_KPLL], hws[CLK_MOUT_MSPLL_KFC], 0x28200, exynos5420_kfcclk_d, ARRAY_SIZE(exynos5420_kfcclk_d), 0); samsung_clk_extended_sleep_init(reg_base, @@ -1654,12 +1657,12 @@ static void __init exynos5x_clk_init(struct device_node *np, * that the internal busses get their clock regardless of the * main G3D clock enablement status. */ - clk_prepare_enable(__clk_lookup("mout_sw_aclk_g3d")); + clk_prepare_enable(hws[CLK_MOUT_SW_ACLK_G3D]->clk); /* * Keep top BPLL mux enabled permanently to ensure that DRAM operates * properly. */ - clk_prepare_enable(__clk_lookup("mout_bpll")); + clk_prepare_enable(hws[CLK_MOUT_BPLL]->clk); samsung_clk_of_add_provider(np, ctx); } diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c index 6f29ecd0442e..f203074d858b 100644 --- a/drivers/clk/samsung/clk-exynos5433.c +++ b/drivers/clk/samsung/clk-exynos5433.c @@ -3679,6 +3679,7 @@ static void __init exynos5433_cmu_apollo_init(struct device_node *np) { void __iomem *reg_base; struct samsung_clk_provider *ctx; + struct clk_hw **hws; reg_base = of_iomap(np, 0); if (!reg_base) { @@ -3701,8 +3702,10 @@ static void __init exynos5433_cmu_apollo_init(struct device_node *np) samsung_clk_register_gate(ctx, apollo_gate_clks, ARRAY_SIZE(apollo_gate_clks)); + hws = ctx->clk_data.hws; + exynos_register_cpu_clock(ctx, CLK_SCLK_APOLLO, "apolloclk", - mout_apollo_p[0], mout_apollo_p[1], 0x200, + hws[CLK_MOUT_APOLLO_PLL], hws[CLK_MOUT_BUS_PLL_APOLLO_USER], 0x200, exynos5433_apolloclk_d, ARRAY_SIZE(exynos5433_apolloclk_d), CLK_CPU_HAS_E5433_REGS_LAYOUT); @@ -3933,6 +3936,7 @@ static void __init exynos5433_cmu_atlas_init(struct device_node *np) { void __iomem *reg_base; struct samsung_clk_provider *ctx; + struct clk_hw **hws; reg_base = of_iomap(np, 0); if (!reg_base) { @@ -3955,8 +3959,10 @@ static void __init exynos5433_cmu_atlas_init(struct device_node *np) samsung_clk_register_gate(ctx, atlas_gate_clks, ARRAY_SIZE(atlas_gate_clks)); + hws = ctx->clk_data.hws; + exynos_register_cpu_clock(ctx, CLK_SCLK_ATLAS, "atlasclk", - mout_atlas_p[0], mout_atlas_p[1], 0x200, + hws[CLK_MOUT_ATLAS_PLL], hws[CLK_MOUT_BUS_PLL_ATLAS_USER], 0x200, exynos5433_atlasclk_d, ARRAY_SIZE(exynos5433_atlasclk_d), CLK_CPU_HAS_E5433_REGS_LAYOUT); diff --git a/drivers/clk/sirf/clk-prima2.c b/drivers/clk/sirf/clk-prima2.c index 45dcbc9e0302..d17b345f4d2d 100644 --- a/drivers/clk/sirf/clk-prima2.c +++ b/drivers/clk/sirf/clk-prima2.c @@ -134,7 +134,7 @@ static void __init prima2_clk_init(struct device_node *np) for (i = pll1; i < maxclk; i++) { prima2_clks[i] = clk_register(NULL, prima2_clk_hw_array[i]); - BUG_ON(!prima2_clks[i]); + BUG_ON(IS_ERR(prima2_clks[i])); } clk_register_clkdev(prima2_clks[cpu], NULL, "cpu"); clk_register_clkdev(prima2_clks[io], NULL, "io"); diff --git a/drivers/clk/socfpga/clk-agilex.c b/drivers/clk/socfpga/clk-agilex.c index 8fb12cbe0208..bb3e80928ebe 100644 --- a/drivers/clk/socfpga/clk-agilex.c +++ b/drivers/clk/socfpga/clk-agilex.c @@ -21,19 +21,6 @@ static const struct clk_parent_data pll_mux[] = { .name = "f2s-free-clk", }, }; -static const struct clk_parent_data cntr_mux[] = { - { .fw_name = "main_pll", - .name = "main_pll", }, - { .fw_name = "periph_pll", - .name = "periph_pll", }, - { .fw_name = "osc1", - .name = "osc1", }, - { .fw_name = "cb-intosc-hs-div2-clk", - .name = "cb-intosc-hs-div2-clk", }, - { .fw_name = "f2s-free-clk", - .name = "f2s-free-clk", }, -}; - static const struct clk_parent_data boot_mux[] = { { .fw_name = "osc1", .name = "osc1", }, diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c index 23bfe1d12f21..84153418453f 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c @@ -45,18 +45,29 @@ static struct ccu_nkmp pll_cpu_clk = { * the base (2x, 4x and 8x), and one variable divider (the one true * pll audio). * - * We don't have any need for the variable divider for now, so we just - * hardcode it to match with the clock names + * With sigma-delta modulation for fractional-N on the audio PLL, + * we have to use specific dividers. This means the variable divider + * can no longer be used, as the audio codec requests the exact clock + * rates we support through this mechanism. So we now hard code the + * variable divider to 1. This means the clock rates will no longer + * match the clock names. */ #define SUN8I_R40_PLL_AUDIO_REG 0x008 -static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base", - "osc24M", 0x008, - 8, 7, /* N */ - 0, 5, /* M */ - BIT(31), /* gate */ - BIT(28), /* lock */ - CLK_SET_RATE_UNGATE); +static struct ccu_sdm_setting pll_audio_sdm_table[] = { + { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 }, + { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 }, +}; + +static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base", + "osc24M", 0x008, + 8, 7, /* N */ + 0, 5, /* M */ + pll_audio_sdm_table, BIT(24), + 0x284, BIT(31), + BIT(31), /* gate */ + BIT(28), /* lock */ + CLK_SET_RATE_UNGATE); static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0", "osc24M", 0x0010, @@ -952,10 +963,10 @@ static const struct clk_hw *clk_parent_pll_audio[] = { &pll_audio_base_clk.common.hw }; -/* We hardcode the divider to 4 for now */ +/* We hardcode the divider to 1 for now */ static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio", clk_parent_pll_audio, - 4, 1, CLK_SET_RATE_PARENT); + 1, 1, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x", clk_parent_pll_audio, 2, 1, CLK_SET_RATE_PARENT); @@ -1307,10 +1318,10 @@ static int sun8i_r40_ccu_probe(struct platform_device *pdev) if (IS_ERR(reg)) return PTR_ERR(reg); - /* Force the PLL-Audio-1x divider to 4 */ + /* Force the PLL-Audio-1x divider to 1 */ val = readl(reg + SUN8I_R40_PLL_AUDIO_REG); val &= ~GENMASK(19, 16); - writel(val | (3 << 16), reg + SUN8I_R40_PLL_AUDIO_REG); + writel(val | (0 << 16), reg + SUN8I_R40_PLL_AUDIO_REG); /* Force PLL-MIPI to MIPI mode */ val = readl(reg + SUN8I_R40_PLL_MIPI_REG); diff --git a/drivers/clk/tegra/clk-tegra210-emc.c b/drivers/clk/tegra/clk-tegra210-emc.c index 51fd0ec2a2d0..672ca8c184d2 100644 --- a/drivers/clk/tegra/clk-tegra210-emc.c +++ b/drivers/clk/tegra/clk-tegra210-emc.c @@ -128,7 +128,7 @@ static int tegra210_clk_emc_set_rate(struct clk_hw *hw, unsigned long rate, unsigned int i; int err; - if (!provider || !provider->configs || provider->num_configs == 0) + if (!provider->configs || provider->num_configs == 0) return -EINVAL; for (i = 0; i < provider->num_configs; i++) { diff --git a/drivers/clk/ti/autoidle.c b/drivers/clk/ti/autoidle.c index 1cae226759dd..f6f8a409f148 100644 --- a/drivers/clk/ti/autoidle.c +++ b/drivers/clk/ti/autoidle.c @@ -82,7 +82,12 @@ static int _omap2_clk_allow_idle(struct clk_hw_omap *clk) */ int omap2_clk_deny_idle(struct clk *clk) { - struct clk_hw *hw = __clk_get_hw(clk); + struct clk_hw *hw; + + if (!clk) + return -EINVAL; + + hw = __clk_get_hw(clk); if (omap2_clk_is_hw_omap(hw)) { struct clk_hw_omap *c = to_clk_hw_omap(hw); @@ -101,7 +106,12 @@ int omap2_clk_deny_idle(struct clk *clk) */ int omap2_clk_allow_idle(struct clk *clk) { - struct clk_hw *hw = __clk_get_hw(clk); + struct clk_hw *hw; + + if (!clk) + return -EINVAL; + + hw = __clk_get_hw(clk); if (omap2_clk_is_hw_omap(hw)) { struct clk_hw_omap *c = to_clk_hw_omap(hw); diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c index b4cf578a69e1..4e27f88062e7 100644 --- a/drivers/clk/ti/clk-7xx.c +++ b/drivers/clk/ti/clk-7xx.c @@ -637,6 +637,7 @@ static const struct omap_clkctrl_reg_data dra7_l4sec_clkctrl_regs[] __initconst { DRA7_L4SEC_DES_CLKCTRL, NULL, CLKF_HW_SUP, "l3_iclk_div" }, { DRA7_L4SEC_RNG_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_SOC_NONSEC, "l4_root_clk_div" }, { DRA7_L4SEC_SHAM_CLKCTRL, NULL, CLKF_HW_SUP, "l3_iclk_div" }, + { DRA7_L4SEC_SHAM2_CLKCTRL, NULL, CLKF_HW_SUP, "l3_iclk_div" }, { 0 }, }; diff --git a/drivers/clk/ti/clockdomain.c b/drivers/clk/ti/clockdomain.c index ee56306f79d5..700b7f44f671 100644 --- a/drivers/clk/ti/clockdomain.c +++ b/drivers/clk/ti/clockdomain.c @@ -148,10 +148,12 @@ static void __init of_ti_clockdomain_setup(struct device_node *node) if (!omap2_clk_is_hw_omap(clk_hw)) { pr_warn("can't setup clkdm for basic clk %s\n", __clk_get_name(clk)); + clk_put(clk); continue; } to_clk_hw_omap(clk_hw)->clkdm_name = clkdm_name; omap2_init_clk_clkdm(clk_hw); + clk_put(clk); } } diff --git a/drivers/clk/uniphier/clk-uniphier-cpugear.c b/drivers/clk/uniphier/clk-uniphier-cpugear.c index 1a33a08abf2f..a2f01a4da127 100644 --- a/drivers/clk/uniphier/clk-uniphier-cpugear.c +++ b/drivers/clk/uniphier/clk-uniphier-cpugear.c @@ -90,7 +90,7 @@ struct clk_hw *uniphier_clk_register_cpugear(struct device *dev, init.ops = &uniphier_clk_cpugear_ops; init.flags = CLK_SET_RATE_PARENT; init.parent_names = data->parent_names; - init.num_parents = data->num_parents, + init.num_parents = data->num_parents; gear->regmap = regmap; gear->regbase = data->regbase; diff --git a/drivers/clk/uniphier/clk-uniphier-mux.c b/drivers/clk/uniphier/clk-uniphier-mux.c index c0f4631601e2..462c84321b2d 100644 --- a/drivers/clk/uniphier/clk-uniphier-mux.c +++ b/drivers/clk/uniphier/clk-uniphier-mux.c @@ -70,7 +70,7 @@ struct clk_hw *uniphier_clk_register_mux(struct device *dev, init.ops = &uniphier_clk_mux_ops; init.flags = CLK_SET_RATE_PARENT; init.parent_names = data->parent_names; - init.num_parents = data->num_parents, + init.num_parents = data->num_parents; mux->regmap = regmap; mux->reg = data->reg; diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index b37e08c4f9d1..4afd4ee4f7f0 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -180,6 +180,7 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id) virtfn->device = iov->vf_device; virtfn->is_virtfn = 1; virtfn->physfn = pci_dev_get(dev); + virtfn->no_command_memory = 1; if (id == 0) pci_read_vf_config_common(virtfn); diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 0ec6d9f8627b..919189df0a38 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -1328,30 +1328,19 @@ static int pwm_seq_show(struct seq_file *s, void *v) return 0; } -static const struct seq_operations pwm_seq_ops = { +static const struct seq_operations pwm_debugfs_sops = { .start = pwm_seq_start, .next = pwm_seq_next, .stop = pwm_seq_stop, .show = pwm_seq_show, }; -static int pwm_seq_open(struct inode *inode, struct file *file) -{ - return seq_open(file, &pwm_seq_ops); -} - -static const struct file_operations pwm_debugfs_ops = { - .owner = THIS_MODULE, - .open = pwm_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; +DEFINE_SEQ_ATTRIBUTE(pwm_debugfs); static int __init pwm_debugfs_init(void) { debugfs_create_file("pwm", S_IFREG | S_IRUGO, NULL, NULL, - &pwm_debugfs_ops); + &pwm_debugfs_fops); return 0; } diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c index d78f86f8e462..6841dcfe27fc 100644 --- a/drivers/pwm/pwm-bcm2835.c +++ b/drivers/pwm/pwm-bcm2835.c @@ -152,13 +152,9 @@ static int bcm2835_pwm_probe(struct platform_device *pdev) return PTR_ERR(pc->base); pc->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(pc->clk)) { - ret = PTR_ERR(pc->clk); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "clock not found: %d\n", ret); - - return ret; - } + if (IS_ERR(pc->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk), + "clock not found\n"); ret = clk_prepare_enable(pc->clk); if (ret) diff --git a/drivers/pwm/pwm-img.c b/drivers/pwm/pwm-img.c index 599a0f66a384..a34d95ed70b2 100644 --- a/drivers/pwm/pwm-img.c +++ b/drivers/pwm/pwm-img.c @@ -277,6 +277,8 @@ static int img_pwm_probe(struct platform_device *pdev) return PTR_ERR(pwm->pwm_clk); } + platform_set_drvdata(pdev, pwm); + pm_runtime_set_autosuspend_delay(&pdev->dev, IMG_PWM_PM_TIMEOUT); pm_runtime_use_autosuspend(&pdev->dev); pm_runtime_enable(&pdev->dev); @@ -313,7 +315,6 @@ static int img_pwm_probe(struct platform_device *pdev) goto err_suspend; } - platform_set_drvdata(pdev, pwm); return 0; err_suspend: diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c index 5830ac2bdf6a..00c642fa2eed 100644 --- a/drivers/pwm/pwm-jz4740.c +++ b/drivers/pwm/pwm-jz4740.c @@ -60,12 +60,9 @@ static int jz4740_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) snprintf(name, sizeof(name), "timer%u", pwm->hwpwm); clk = clk_get(chip->dev, name); - if (IS_ERR(clk)) { - if (PTR_ERR(clk) != -EPROBE_DEFER) - dev_err(chip->dev, "Failed to get clock: %pe", clk); - - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(chip->dev, PTR_ERR(clk), + "Failed to get clock\n"); err = clk_prepare_enable(clk); if (err < 0) { diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c index 76cd22bd6614..4a55dc18656c 100644 --- a/drivers/pwm/pwm-pca9685.c +++ b/drivers/pwm/pwm-pca9685.c @@ -57,10 +57,14 @@ #define PCA9685_NUMREGS 0xFF #define PCA9685_MAXCHAN 0x10 -#define LED_FULL (1 << 4) -#define MODE1_SLEEP (1 << 4) -#define MODE2_INVRT (1 << 4) -#define MODE2_OUTDRV (1 << 2) +#define LED_FULL BIT(4) +#define MODE1_ALLCALL BIT(0) +#define MODE1_SUB3 BIT(1) +#define MODE1_SUB2 BIT(2) +#define MODE1_SUB1 BIT(3) +#define MODE1_SLEEP BIT(4) +#define MODE2_INVRT BIT(4) +#define MODE2_OUTDRV BIT(2) #define LED_N_ON_H(N) (PCA9685_LEDX_ON_H + (4 * (N))) #define LED_N_ON_L(N) (PCA9685_LEDX_ON_L + (4 * (N))) @@ -91,7 +95,7 @@ static bool pca9685_pwm_test_and_set_inuse(struct pca9685 *pca, int pwm_idx) mutex_lock(&pca->lock); if (pwm_idx >= PCA9685_MAXCHAN) { /* - * "all LEDs" channel: + * "All LEDs" channel: * pretend already in use if any of the PWMs are requested */ if (!bitmap_empty(pca->pwms_inuse, PCA9685_MAXCHAN)) { @@ -100,7 +104,7 @@ static bool pca9685_pwm_test_and_set_inuse(struct pca9685 *pca, int pwm_idx) } } else { /* - * regular channel: + * Regular channel: * pretend already in use if the "all LEDs" channel is requested */ if (test_bit(PCA9685_MAXCHAN, pca->pwms_inuse)) { @@ -257,7 +261,7 @@ static int pca9685_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, if (prescale >= PCA9685_PRESCALE_MIN && prescale <= PCA9685_PRESCALE_MAX) { /* - * putting the chip briefly into SLEEP mode + * Putting the chip briefly into SLEEP mode * at this point won't interfere with the * pm_runtime framework, because the pm_runtime * state is guaranteed active here. @@ -443,8 +447,8 @@ static int pca9685_pwm_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct pca9685 *pca; + unsigned int reg; int ret; - int mode2; pca = devm_kzalloc(&client->dev, sizeof(*pca), GFP_KERNEL); if (!pca) @@ -461,26 +465,31 @@ static int pca9685_pwm_probe(struct i2c_client *client, i2c_set_clientdata(client, pca); - regmap_read(pca->regmap, PCA9685_MODE2, &mode2); + regmap_read(pca->regmap, PCA9685_MODE2, ®); if (device_property_read_bool(&client->dev, "invert")) - mode2 |= MODE2_INVRT; + reg |= MODE2_INVRT; else - mode2 &= ~MODE2_INVRT; + reg &= ~MODE2_INVRT; if (device_property_read_bool(&client->dev, "open-drain")) - mode2 &= ~MODE2_OUTDRV; + reg &= ~MODE2_OUTDRV; else - mode2 |= MODE2_OUTDRV; + reg |= MODE2_OUTDRV; - regmap_write(pca->regmap, PCA9685_MODE2, mode2); + regmap_write(pca->regmap, PCA9685_MODE2, reg); - /* clear all "full off" bits */ + /* Disable all LED ALLCALL and SUBx addresses to avoid bus collisions */ + regmap_read(pca->regmap, PCA9685_MODE1, ®); + reg &= ~(MODE1_ALLCALL | MODE1_SUB1 | MODE1_SUB2 | MODE1_SUB3); + regmap_write(pca->regmap, PCA9685_MODE1, reg); + + /* Clear all "full off" bits */ regmap_write(pca->regmap, PCA9685_ALL_LED_OFF_L, 0); regmap_write(pca->regmap, PCA9685_ALL_LED_OFF_H, 0); pca->chip.ops = &pca9685_pwm_ops; - /* add an extra channel for ALL_LED */ + /* Add an extra channel for ALL_LED */ pca->chip.npwm = PCA9685_MAXCHAN + 1; pca->chip.dev = &client->dev; @@ -496,10 +505,10 @@ static int pca9685_pwm_probe(struct i2c_client *client, return ret; } - /* the chip comes out of power-up in the active state */ + /* The chip comes out of power-up in the active state */ pm_runtime_set_active(&client->dev); /* - * enable will put the chip into suspend, which is what we + * Enable will put the chip into suspend, which is what we * want as all outputs are disabled at this point */ pm_runtime_enable(&client->dev); diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index eb8c9cb645a6..77c23a2c6d71 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -288,6 +288,7 @@ static int rockchip_pwm_probe(struct platform_device *pdev) const struct of_device_id *id; struct rockchip_pwm_chip *pc; struct resource *r; + u32 enable_conf, ctrl; int ret, count; id = of_match_device(rockchip_pwm_dt_ids, &pdev->dev); @@ -306,13 +307,9 @@ static int rockchip_pwm_probe(struct platform_device *pdev) pc->clk = devm_clk_get(&pdev->dev, "pwm"); if (IS_ERR(pc->clk)) { pc->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(pc->clk)) { - ret = PTR_ERR(pc->clk); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "Can't get bus clk: %d\n", - ret); - return ret; - } + if (IS_ERR(pc->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk), + "Can't get bus clk\n"); } count = of_count_phandle_with_args(pdev->dev.of_node, @@ -362,7 +359,9 @@ static int rockchip_pwm_probe(struct platform_device *pdev) } /* Keep the PWM clk enabled if the PWM appears to be up and running. */ - if (!pwm_is_enabled(pc->chip.pwms)) + enable_conf = pc->data->enable_conf; + ctrl = readl_relaxed(pc->base + pc->data->regs.ctrl); + if ((ctrl & enable_conf) != enable_conf) clk_disable(pc->clk); return 0; diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c index 62de0bb85921..2485fbaaead2 100644 --- a/drivers/pwm/pwm-sifive.c +++ b/drivers/pwm/pwm-sifive.c @@ -254,11 +254,9 @@ static int pwm_sifive_probe(struct platform_device *pdev) return PTR_ERR(ddata->regs); ddata->clk = devm_clk_get(dev, NULL); - if (IS_ERR(ddata->clk)) { - if (PTR_ERR(ddata->clk) != -EPROBE_DEFER) - dev_err(dev, "Unable to find controller clock\n"); - return PTR_ERR(ddata->clk); - } + if (IS_ERR(ddata->clk)) + return dev_err_probe(dev, PTR_ERR(ddata->clk), + "Unable to find controller clock\n"); ret = clk_prepare_enable(ddata->clk); if (ret) { diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index be2394227423..5123d948efd6 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -228,11 +228,8 @@ static int sprd_pwm_clk_init(struct sprd_pwm_chip *spc) if (ret == -ENOENT) break; - if (ret != -EPROBE_DEFER) - dev_err(spc->dev, - "failed to get channel clocks\n"); - - return ret; + return dev_err_probe(spc->dev, ret, + "failed to get channel clocks\n"); } clk_pwm = chn->clks[SPRD_PWM_CHN_OUTPUT_CLK].clk; diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c index 961c59c99bb3..38a4c5c1317b 100644 --- a/drivers/pwm/pwm-sun4i.c +++ b/drivers/pwm/pwm-sun4i.c @@ -423,38 +423,26 @@ static int sun4i_pwm_probe(struct platform_device *pdev) * back to the first clock of the PWM. */ pwm->clk = devm_clk_get_optional(&pdev->dev, "mod"); - if (IS_ERR(pwm->clk)) { - if (PTR_ERR(pwm->clk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "get mod clock failed %pe\n", - pwm->clk); - return PTR_ERR(pwm->clk); - } + if (IS_ERR(pwm->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pwm->clk), + "get mod clock failed\n"); if (!pwm->clk) { pwm->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(pwm->clk)) { - if (PTR_ERR(pwm->clk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "get unnamed clock failed %pe\n", - pwm->clk); - return PTR_ERR(pwm->clk); - } + if (IS_ERR(pwm->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pwm->clk), + "get unnamed clock failed\n"); } pwm->bus_clk = devm_clk_get_optional(&pdev->dev, "bus"); - if (IS_ERR(pwm->bus_clk)) { - if (PTR_ERR(pwm->bus_clk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "get bus clock failed %pe\n", - pwm->bus_clk); - return PTR_ERR(pwm->bus_clk); - } + if (IS_ERR(pwm->bus_clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pwm->bus_clk), + "get bus clock failed\n"); pwm->rst = devm_reset_control_get_optional_shared(&pdev->dev, NULL); - if (IS_ERR(pwm->rst)) { - if (PTR_ERR(pwm->rst) != -EPROBE_DEFER) - dev_err(&pdev->dev, "get reset failed %pe\n", - pwm->rst); - return PTR_ERR(pwm->rst); - } + if (IS_ERR(pwm->rst)) + return dev_err_probe(&pdev->dev, PTR_ERR(pwm->rst), + "get reset failed\n"); /* Deassert reset */ ret = reset_control_deassert(pwm->rst); diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c index 01305cbdb08d..f5f376604436 100644 --- a/drivers/pwm/sysfs.c +++ b/drivers/pwm/sysfs.c @@ -87,10 +87,10 @@ static ssize_t duty_cycle_store(struct device *child, struct pwm_export *export = child_to_pwm_export(child); struct pwm_device *pwm = export->pwm; struct pwm_state state; - unsigned int val; + u64 val; int ret; - ret = kstrtouint(buf, 0, &val); + ret = kstrtou64(buf, 0, &val); if (ret) return ret; diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig index d1fcada71017..d99548fb5dde 100644 --- a/drivers/remoteproc/Kconfig +++ b/drivers/remoteproc/Kconfig @@ -275,6 +275,19 @@ config TI_K3_DSP_REMOTEPROC It's safe to say N here if you're not interested in utilizing the DSP slave processors. +config TI_K3_R5_REMOTEPROC + tristate "TI K3 R5 remoteproc support" + depends on ARCH_K3 + select MAILBOX + select OMAP2PLUS_MBOX + help + Say m here to support TI's R5F remote processor subsystems + on various TI K3 family of SoCs through the remote processor + framework. + + It's safe to say N here if you're not interested in utilizing + a slave processor. + endif # REMOTEPROC endmenu diff --git a/drivers/remoteproc/Makefile b/drivers/remoteproc/Makefile index 3dfa28e6c701..da2ace4ec86c 100644 --- a/drivers/remoteproc/Makefile +++ b/drivers/remoteproc/Makefile @@ -33,3 +33,4 @@ obj-$(CONFIG_ST_REMOTEPROC) += st_remoteproc.o obj-$(CONFIG_ST_SLIM_REMOTEPROC) += st_slim_rproc.o obj-$(CONFIG_STM32_RPROC) += stm32_rproc.o obj-$(CONFIG_TI_K3_DSP_REMOTEPROC) += ti_k3_dsp_remoteproc.o +obj-$(CONFIG_TI_K3_R5_REMOTEPROC) += ti_k3_r5_remoteproc.o diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h index 0066c83636d0..47b4561443a9 100644 --- a/drivers/remoteproc/mtk_common.h +++ b/drivers/remoteproc/mtk_common.h @@ -32,6 +32,23 @@ #define MT8183_SCP_CACHESIZE_8KB BIT(8) #define MT8183_SCP_CACHE_CON_WAYEN BIT(10) +#define MT8192_L2TCM_SRAM_PD_0 0x210C0 +#define MT8192_L2TCM_SRAM_PD_1 0x210C4 +#define MT8192_L2TCM_SRAM_PD_2 0x210C8 +#define MT8192_L1TCM_SRAM_PDN 0x2102C +#define MT8192_CPU0_SRAM_PD 0x21080 + +#define MT8192_SCP2APMCU_IPC_SET 0x24080 +#define MT8192_SCP2APMCU_IPC_CLR 0x24084 +#define MT8192_SCP_IPC_INT_BIT BIT(0) +#define MT8192_SCP2SPM_IPC_CLR 0x24094 +#define MT8192_GIPC_IN_SET 0x24098 +#define MT8192_HOST_IPC_INT_BIT BIT(0) + +#define MT8192_CORE0_SW_RSTN_CLR 0x30000 +#define MT8192_CORE0_SW_RSTN_SET 0x30004 +#define MT8192_CORE0_WDT_CFG 0x30034 + #define SCP_FW_VER_LEN 32 #define SCP_SHARE_BUFFER_SIZE 288 @@ -50,6 +67,19 @@ struct scp_ipi_desc { void *priv; }; +struct mtk_scp; + +struct mtk_scp_of_data { + int (*scp_before_load)(struct mtk_scp *scp); + void (*scp_irq_handler)(struct mtk_scp *scp); + void (*scp_reset_assert)(struct mtk_scp *scp); + void (*scp_reset_deassert)(struct mtk_scp *scp); + void (*scp_stop)(struct mtk_scp *scp); + + u32 host_to_scp_reg; + u32 host_to_scp_int_bit; +}; + struct mtk_scp { struct device *dev; struct rproc *rproc; @@ -58,6 +88,8 @@ struct mtk_scp { void __iomem *sram_base; size_t sram_size; + const struct mtk_scp_of_data *data; + struct mtk_share_obj __iomem *recv_buf; struct mtk_share_obj __iomem *send_buf; struct scp_run run; diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index ac13e7b046a6..577cbd5d421e 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -124,9 +124,6 @@ static int scp_ipi_init(struct mtk_scp *scp) size_t send_offset = SCP_FW_END - sizeof(struct mtk_share_obj); size_t recv_offset = send_offset - sizeof(struct mtk_share_obj); - /* Disable SCP to host interrupt */ - writel(MT8183_SCP_IPC_INT_BIT, scp->reg_base + MT8183_SCP_TO_HOST); - /* shared buffer initialization */ scp->recv_buf = (struct mtk_share_obj __iomem *)(scp->sram_base + recv_offset); @@ -138,7 +135,7 @@ static int scp_ipi_init(struct mtk_scp *scp) return 0; } -static void scp_reset_assert(const struct mtk_scp *scp) +static void mt8183_scp_reset_assert(struct mtk_scp *scp) { u32 val; @@ -147,7 +144,7 @@ static void scp_reset_assert(const struct mtk_scp *scp) writel(val, scp->reg_base + MT8183_SW_RSTN); } -static void scp_reset_deassert(const struct mtk_scp *scp) +static void mt8183_scp_reset_deassert(struct mtk_scp *scp) { u32 val; @@ -156,17 +153,19 @@ static void scp_reset_deassert(const struct mtk_scp *scp) writel(val, scp->reg_base + MT8183_SW_RSTN); } -static irqreturn_t scp_irq_handler(int irq, void *priv) +static void mt8192_scp_reset_assert(struct mtk_scp *scp) { - struct mtk_scp *scp = priv; - u32 scp_to_host; - int ret; + writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET); +} - ret = clk_prepare_enable(scp->clk); - if (ret) { - dev_err(scp->dev, "failed to enable clocks\n"); - return IRQ_NONE; - } +static void mt8192_scp_reset_deassert(struct mtk_scp *scp) +{ + writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_CLR); +} + +static void mt8183_scp_irq_handler(struct mtk_scp *scp) +{ + u32 scp_to_host; scp_to_host = readl(scp->reg_base + MT8183_SCP_TO_HOST); if (scp_to_host & MT8183_SCP_IPC_INT_BIT) @@ -177,6 +176,40 @@ static irqreturn_t scp_irq_handler(int irq, void *priv) /* SCP won't send another interrupt until we set SCP_TO_HOST to 0. */ writel(MT8183_SCP_IPC_INT_BIT | MT8183_SCP_WDT_INT_BIT, scp->reg_base + MT8183_SCP_TO_HOST); +} + +static void mt8192_scp_irq_handler(struct mtk_scp *scp) +{ + u32 scp_to_host; + + scp_to_host = readl(scp->reg_base + MT8192_SCP2APMCU_IPC_SET); + + if (scp_to_host & MT8192_SCP_IPC_INT_BIT) + scp_ipi_handler(scp); + else + scp_wdt_handler(scp, scp_to_host); + + /* + * SCP won't send another interrupt until we clear + * MT8192_SCP2APMCU_IPC. + */ + writel(MT8192_SCP_IPC_INT_BIT, + scp->reg_base + MT8192_SCP2APMCU_IPC_CLR); +} + +static irqreturn_t scp_irq_handler(int irq, void *priv) +{ + struct mtk_scp *scp = priv; + int ret; + + ret = clk_prepare_enable(scp->clk); + if (ret) { + dev_err(scp->dev, "failed to enable clocks\n"); + return IRQ_NONE; + } + + scp->data->scp_irq_handler(scp); + clk_disable_unprepare(scp->clk); return IRQ_HANDLED; @@ -238,20 +271,10 @@ static int scp_elf_load_segments(struct rproc *rproc, const struct firmware *fw) return ret; } -static int scp_load(struct rproc *rproc, const struct firmware *fw) +static int mt8183_scp_before_load(struct mtk_scp *scp) { - const struct mtk_scp *scp = rproc->priv; - struct device *dev = scp->dev; - int ret; - - ret = clk_prepare_enable(scp->clk); - if (ret) { - dev_err(dev, "failed to enable clocks\n"); - return ret; - } - - /* Hold SCP in reset while loading FW. */ - scp_reset_assert(scp); + /* Clear SCP to host interrupt */ + writel(MT8183_SCP_IPC_INT_BIT, scp->reg_base + MT8183_SCP_TO_HOST); /* Reset clocks before loading FW */ writel(0x0, scp->reg_base + MT8183_SCP_CLK_SW_SEL); @@ -272,6 +295,63 @@ static int scp_load(struct rproc *rproc, const struct firmware *fw) scp->reg_base + MT8183_SCP_CACHE_CON); writel(MT8183_SCP_CACHESIZE_8KB, scp->reg_base + MT8183_SCP_DCACHE_CON); + return 0; +} + +static void mt8192_power_on_sram(void *addr) +{ + int i; + + for (i = 31; i >= 0; i--) + writel(GENMASK(i, 0), addr); + writel(0, addr); +} + +static void mt8192_power_off_sram(void *addr) +{ + int i; + + writel(0, addr); + for (i = 0; i < 32; i++) + writel(GENMASK(i, 0), addr); +} + +static int mt8192_scp_before_load(struct mtk_scp *scp) +{ + /* clear SPM interrupt, SCP2SPM_IPC_CLR */ + writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR); + + writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET); + + /* enable SRAM clock */ + mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_0); + mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_1); + mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_2); + mt8192_power_on_sram(scp->reg_base + MT8192_L1TCM_SRAM_PDN); + mt8192_power_on_sram(scp->reg_base + MT8192_CPU0_SRAM_PD); + + return 0; +} + +static int scp_load(struct rproc *rproc, const struct firmware *fw) +{ + struct mtk_scp *scp = rproc->priv; + struct device *dev = scp->dev; + int ret; + + ret = clk_prepare_enable(scp->clk); + if (ret) { + dev_err(dev, "failed to enable clocks\n"); + return ret; + } + + /* Hold SCP in reset while loading FW. */ + scp->data->scp_reset_assert(scp); + + ret = scp->data->scp_before_load(scp); + if (ret < 0) + return ret; + ret = scp_elf_load_segments(rproc, fw); clk_disable_unprepare(scp->clk); @@ -293,7 +373,7 @@ static int scp_start(struct rproc *rproc) run->signaled = false; - scp_reset_deassert(scp); + scp->data->scp_reset_deassert(scp); ret = wait_event_interruptible_timeout( run->wq, @@ -309,13 +389,14 @@ static int scp_start(struct rproc *rproc) dev_err(dev, "wait SCP interrupted by a signal!\n"); goto stop; } + clk_disable_unprepare(scp->clk); dev_info(dev, "SCP is ready. FW version %s\n", run->fw_ver); return 0; stop: - scp_reset_assert(scp); + scp->data->scp_reset_assert(scp); clk_disable_unprepare(scp->clk); return ret; } @@ -329,7 +410,7 @@ static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len) offset = da; if (offset >= 0 && (offset + len) < scp->sram_size) return (void __force *)scp->sram_base + offset; - } else { + } else if (scp->dram_size) { offset = da - scp->dma_addr; if (offset >= 0 && (offset + len) < scp->dram_size) return (void __force *)scp->cpu_addr + offset; @@ -338,6 +419,25 @@ static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len) return NULL; } +static void mt8183_scp_stop(struct mtk_scp *scp) +{ + /* Disable SCP watchdog */ + writel(0, scp->reg_base + MT8183_WDT_CFG); +} + +static void mt8192_scp_stop(struct mtk_scp *scp) +{ + /* Disable SRAM clock */ + mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_0); + mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_1); + mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_2); + mt8192_power_off_sram(scp->reg_base + MT8192_L1TCM_SRAM_PDN); + mt8192_power_off_sram(scp->reg_base + MT8192_CPU0_SRAM_PD); + + /* Disable SCP watchdog */ + writel(0, scp->reg_base + MT8192_CORE0_WDT_CFG); +} + static int scp_stop(struct rproc *rproc) { struct mtk_scp *scp = (struct mtk_scp *)rproc->priv; @@ -349,9 +449,8 @@ static int scp_stop(struct rproc *rproc) return ret; } - scp_reset_assert(scp); - /* Disable SCP watchdog */ - writel(0, scp->reg_base + MT8183_WDT_CFG); + scp->data->scp_reset_assert(scp); + scp->data->scp_stop(scp); clk_disable_unprepare(scp->clk); return 0; @@ -443,6 +542,13 @@ static int scp_map_memory_region(struct mtk_scp *scp) int ret; ret = of_reserved_mem_device_init(scp->dev); + + /* reserved memory is optional. */ + if (ret == -ENODEV) { + dev_info(scp->dev, "skipping reserved memory initialization."); + return 0; + } + if (ret) { dev_err(scp->dev, "failed to assign memory-region: %d\n", ret); return -ENOMEM; @@ -460,6 +566,9 @@ static int scp_map_memory_region(struct mtk_scp *scp) static void scp_unmap_memory_region(struct mtk_scp *scp) { + if (scp->dram_size == 0) + return; + dma_free_coherent(scp->dev, scp->dram_size, scp->cpu_addr, scp->dma_addr); of_reserved_mem_device_release(scp->dev); @@ -536,6 +645,7 @@ static int scp_probe(struct platform_device *pdev) scp = (struct mtk_scp *)rproc->priv; scp->rproc = rproc; scp->dev = dev; + scp->data = of_device_get_match_data(dev); platform_set_drvdata(pdev, scp); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sram"); @@ -642,8 +752,29 @@ static int scp_remove(struct platform_device *pdev) return 0; } +static const struct mtk_scp_of_data mt8183_of_data = { + .scp_before_load = mt8183_scp_before_load, + .scp_irq_handler = mt8183_scp_irq_handler, + .scp_reset_assert = mt8183_scp_reset_assert, + .scp_reset_deassert = mt8183_scp_reset_deassert, + .scp_stop = mt8183_scp_stop, + .host_to_scp_reg = MT8183_HOST_TO_SCP, + .host_to_scp_int_bit = MT8183_HOST_IPC_INT_BIT, +}; + +static const struct mtk_scp_of_data mt8192_of_data = { + .scp_before_load = mt8192_scp_before_load, + .scp_irq_handler = mt8192_scp_irq_handler, + .scp_reset_assert = mt8192_scp_reset_assert, + .scp_reset_deassert = mt8192_scp_reset_deassert, + .scp_stop = mt8192_scp_stop, + .host_to_scp_reg = MT8192_GIPC_IN_SET, + .host_to_scp_int_bit = MT8192_HOST_IPC_INT_BIT, +}; + static const struct of_device_id mtk_scp_of_match[] = { - { .compatible = "mediatek,mt8183-scp"}, + { .compatible = "mediatek,mt8183-scp", .data = &mt8183_of_data }, + { .compatible = "mediatek,mt8192-scp", .data = &mt8192_of_data }, {}, }; MODULE_DEVICE_TABLE(of, mtk_scp_of_match); diff --git a/drivers/remoteproc/mtk_scp_ipi.c b/drivers/remoteproc/mtk_scp_ipi.c index 3d3d87210ef2..6dc955ecab80 100644 --- a/drivers/remoteproc/mtk_scp_ipi.c +++ b/drivers/remoteproc/mtk_scp_ipi.c @@ -30,10 +30,8 @@ int scp_ipi_register(struct mtk_scp *scp, scp_ipi_handler_t handler, void *priv) { - if (!scp) { - dev_err(scp->dev, "scp device is not ready\n"); + if (!scp) return -EPROBE_DEFER; - } if (WARN_ON(id >= SCP_IPI_MAX) || WARN_ON(handler == NULL)) return -EINVAL; @@ -182,7 +180,7 @@ int scp_ipi_send(struct mtk_scp *scp, u32 id, void *buf, unsigned int len, ret = -ETIMEDOUT; goto clock_disable; } - } while (readl(scp->reg_base + MT8183_HOST_TO_SCP)); + } while (readl(scp->reg_base + scp->data->host_to_scp_reg)); scp_memcpy_aligned(send_obj->share_buf, buf, len); @@ -191,7 +189,8 @@ int scp_ipi_send(struct mtk_scp *scp, u32 id, void *buf, unsigned int len, scp->ipi_id_ack[id] = false; /* send the command to SCP */ - writel(MT8183_HOST_IPC_INT_BIT, scp->reg_base + MT8183_HOST_TO_SCP); + writel(scp->data->host_to_scp_int_bit, + scp->reg_base + scp->data->host_to_scp_reg); if (wait) { /* wait for SCP's ACK */ diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c index c401bcc263fa..eb3457a6c3b7 100644 --- a/drivers/remoteproc/qcom_q6v5_mss.c +++ b/drivers/remoteproc/qcom_q6v5_mss.c @@ -931,6 +931,17 @@ static int q6v5_mba_load(struct q6v5 *qproc) goto assert_reset; } + /* + * Some versions of the MBA firmware will upon boot wipe the MPSS region as well, so provide + * the Q6 access to this region. + */ + ret = q6v5_xfer_mem_ownership(qproc, &qproc->mpss_perm, false, true, + qproc->mpss_phys, qproc->mpss_size); + if (ret) { + dev_err(qproc->dev, "assigning Q6 access to mpss memory failed: %d\n", ret); + goto disable_active_clks; + } + /* Assign MBA image access in DDR to q6 */ ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, false, true, qproc->mba_phys, qproc->mba_size); @@ -1135,10 +1146,9 @@ static int q6v5_mpss_load(struct q6v5 *qproc) max_addr = ALIGN(phdr->p_paddr + phdr->p_memsz, SZ_4K); } - /** + /* * In case of a modem subsystem restart on secure devices, the modem - * memory can be reclaimed only after MBA is loaded. For modem cold - * boot this will be a nop + * memory can be reclaimed only after MBA is loaded. */ q6v5_xfer_mem_ownership(qproc, &qproc->mpss_perm, true, false, qproc->mpss_phys, qproc->mpss_size); diff --git a/drivers/remoteproc/remoteproc_coredump.c b/drivers/remoteproc/remoteproc_coredump.c index bb15a29038e8..34530dc20cb4 100644 --- a/drivers/remoteproc/remoteproc_coredump.c +++ b/drivers/remoteproc/remoteproc_coredump.c @@ -257,7 +257,7 @@ void rproc_coredump(struct rproc *rproc) * directly read from device memory. */ data_size += elf_size_of_phdr(class); - if (dump_conf == RPROC_COREDUMP_DEFAULT) + if (dump_conf == RPROC_COREDUMP_ENABLED) data_size += segment->size; phnum++; @@ -297,14 +297,14 @@ void rproc_coredump(struct rproc *rproc) elf_phdr_set_p_flags(class, phdr, PF_R | PF_W | PF_X); elf_phdr_set_p_align(class, phdr, 0); - if (dump_conf == RPROC_COREDUMP_DEFAULT) + if (dump_conf == RPROC_COREDUMP_ENABLED) rproc_copy_segment(rproc, data + offset, segment, 0, segment->size); offset += elf_phdr_get_p_filesz(class, phdr); phdr += elf_size_of_phdr(class); } - if (dump_conf == RPROC_COREDUMP_DEFAULT) { + if (dump_conf == RPROC_COREDUMP_ENABLED) { dev_coredumpv(&rproc->dev, data, data_size, GFP_KERNEL); return; } diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c index 2e3b3e22e1d0..7e5845376e9f 100644 --- a/drivers/remoteproc/remoteproc_debugfs.c +++ b/drivers/remoteproc/remoteproc_debugfs.c @@ -33,9 +33,9 @@ static struct dentry *rproc_dbg; * enum rproc_coredump_mechanism */ static const char * const rproc_coredump_str[] = { - [RPROC_COREDUMP_DEFAULT] = "default", - [RPROC_COREDUMP_INLINE] = "inline", [RPROC_COREDUMP_DISABLED] = "disabled", + [RPROC_COREDUMP_ENABLED] = "enabled", + [RPROC_COREDUMP_INLINE] = "inline", }; /* Expose the current coredump configuration via debugfs */ @@ -54,20 +54,19 @@ static ssize_t rproc_coredump_read(struct file *filp, char __user *userbuf, /* * By writing to the 'coredump' debugfs entry, we control the behavior of the - * coredump mechanism dynamically. The default value of this entry is "default". + * coredump mechanism dynamically. The default value of this entry is "disabled". * * The 'coredump' debugfs entry supports these commands: * - * default: This is the default coredump mechanism. When the remoteproc - * crashes the entire coredump will be copied to a separate buffer - * and exposed to userspace. + * disabled: By default coredump collection is disabled. Recovery will + * proceed without collecting any dump. + * + * enabled: When the remoteproc crashes the entire coredump will be copied + * to a separate buffer and exposed to userspace. * * inline: The coredump will not be copied to a separate buffer and the * recovery process will have to wait until data is read by * userspace. But this avoid usage of extra memory. - * - * disabled: This will disable coredump. Recovery will proceed without - * collecting any dump. */ static ssize_t rproc_coredump_write(struct file *filp, const char __user *user_buf, size_t count, @@ -94,12 +93,12 @@ static ssize_t rproc_coredump_write(struct file *filp, goto out; } - if (!strncmp(buf, "disable", count)) { + if (!strncmp(buf, "disabled", count)) { rproc->dump_conf = RPROC_COREDUMP_DISABLED; + } else if (!strncmp(buf, "enabled", count)) { + rproc->dump_conf = RPROC_COREDUMP_ENABLED; } else if (!strncmp(buf, "inline", count)) { rproc->dump_conf = RPROC_COREDUMP_INLINE; - } else if (!strncmp(buf, "default", count)) { - rproc->dump_conf = RPROC_COREDUMP_DEFAULT; } else { dev_err(&rproc->dev, "Invalid coredump configuration\n"); err = -EINVAL; diff --git a/drivers/remoteproc/remoteproc_sysfs.c b/drivers/remoteproc/remoteproc_sysfs.c index eea514cec50e..d1cf7bf277c4 100644 --- a/drivers/remoteproc/remoteproc_sysfs.c +++ b/drivers/remoteproc/remoteproc_sysfs.c @@ -10,6 +10,123 @@ #define to_rproc(d) container_of(d, struct rproc, dev) +static ssize_t recovery_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct rproc *rproc = to_rproc(dev); + + return sprintf(buf, "%s", rproc->recovery_disabled ? "disabled\n" : "enabled\n"); +} + +/* + * By writing to the 'recovery' sysfs entry, we control the behavior of the + * recovery mechanism dynamically. The default value of this entry is "enabled". + * + * The 'recovery' sysfs entry supports these commands: + * + * enabled: When enabled, the remote processor will be automatically + * recovered whenever it crashes. Moreover, if the remote + * processor crashes while recovery is disabled, it will + * be automatically recovered too as soon as recovery is enabled. + * + * disabled: When disabled, a remote processor will remain in a crashed + * state if it crashes. This is useful for debugging purposes; + * without it, debugging a crash is substantially harder. + * + * recover: This function will trigger an immediate recovery if the + * remote processor is in a crashed state, without changing + * or checking the recovery state (enabled/disabled). + * This is useful during debugging sessions, when one expects + * additional crashes to happen after enabling recovery. In this + * case, enabling recovery will make it hard to debug subsequent + * crashes, so it's recommended to keep recovery disabled, and + * instead use the "recover" command as needed. + */ +static ssize_t recovery_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct rproc *rproc = to_rproc(dev); + + if (sysfs_streq(buf, "enabled")) { + /* change the flag and begin the recovery process if needed */ + rproc->recovery_disabled = false; + rproc_trigger_recovery(rproc); + } else if (sysfs_streq(buf, "disabled")) { + rproc->recovery_disabled = true; + } else if (sysfs_streq(buf, "recover")) { + /* begin the recovery process without changing the flag */ + rproc_trigger_recovery(rproc); + } else { + return -EINVAL; + } + + return count; +} +static DEVICE_ATTR_RW(recovery); + +/* + * A coredump-configuration-to-string lookup table, for exposing a + * human readable configuration via sysfs. Always keep in sync with + * enum rproc_coredump_mechanism + */ +static const char * const rproc_coredump_str[] = { + [RPROC_COREDUMP_DISABLED] = "disabled", + [RPROC_COREDUMP_ENABLED] = "enabled", + [RPROC_COREDUMP_INLINE] = "inline", +}; + +/* Expose the current coredump configuration via debugfs */ +static ssize_t coredump_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct rproc *rproc = to_rproc(dev); + + return sprintf(buf, "%s\n", rproc_coredump_str[rproc->dump_conf]); +} + +/* + * By writing to the 'coredump' sysfs entry, we control the behavior of the + * coredump mechanism dynamically. The default value of this entry is "default". + * + * The 'coredump' sysfs entry supports these commands: + * + * disabled: This is the default coredump mechanism. Recovery will proceed + * without collecting any dump. + * + * default: When the remoteproc crashes the entire coredump will be + * copied to a separate buffer and exposed to userspace. + * + * inline: The coredump will not be copied to a separate buffer and the + * recovery process will have to wait until data is read by + * userspace. But this avoid usage of extra memory. + */ +static ssize_t coredump_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct rproc *rproc = to_rproc(dev); + + if (rproc->state == RPROC_CRASHED) { + dev_err(&rproc->dev, "can't change coredump configuration\n"); + return -EBUSY; + } + + if (sysfs_streq(buf, "disabled")) { + rproc->dump_conf = RPROC_COREDUMP_DISABLED; + } else if (sysfs_streq(buf, "enabled")) { + rproc->dump_conf = RPROC_COREDUMP_ENABLED; + } else if (sysfs_streq(buf, "inline")) { + rproc->dump_conf = RPROC_COREDUMP_INLINE; + } else { + dev_err(&rproc->dev, "Invalid coredump configuration\n"); + return -EINVAL; + } + + return count; +} +static DEVICE_ATTR_RW(coredump); + /* Expose the loaded / running firmware name via sysfs */ static ssize_t firmware_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -138,6 +255,8 @@ static ssize_t name_show(struct device *dev, struct device_attribute *attr, static DEVICE_ATTR_RO(name); static struct attribute *rproc_attrs[] = { + &dev_attr_coredump.attr, + &dev_attr_recovery.attr, &dev_attr_firmware.attr, &dev_attr_state.attr, &dev_attr_name.attr, diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c index f4da42fc0eeb..d2414cc1d90d 100644 --- a/drivers/remoteproc/stm32_rproc.c +++ b/drivers/remoteproc/stm32_rproc.c @@ -685,7 +685,7 @@ static int stm32_rproc_get_m4_status(struct stm32_rproc *ddata, * We couldn't get the coprocessor's state, assume * it is not running. */ - state = M4_STATE_OFF; + *state = M4_STATE_OFF; return 0; } diff --git a/drivers/remoteproc/ti_k3_r5_remoteproc.c b/drivers/remoteproc/ti_k3_r5_remoteproc.c new file mode 100644 index 000000000000..d9307935441d --- /dev/null +++ b/drivers/remoteproc/ti_k3_r5_remoteproc.c @@ -0,0 +1,1395 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * TI K3 R5F (MCU) Remote Processor driver + * + * Copyright (C) 2017-2020 Texas Instruments Incorporated - https://www.ti.com/ + * Suman Anna + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "omap_remoteproc.h" +#include "remoteproc_internal.h" +#include "ti_sci_proc.h" + +/* This address can either be for ATCM or BTCM with the other at address 0x0 */ +#define K3_R5_TCM_DEV_ADDR 0x41010000 + +/* R5 TI-SCI Processor Configuration Flags */ +#define PROC_BOOT_CFG_FLAG_R5_DBG_EN 0x00000001 +#define PROC_BOOT_CFG_FLAG_R5_DBG_NIDEN 0x00000002 +#define PROC_BOOT_CFG_FLAG_R5_LOCKSTEP 0x00000100 +#define PROC_BOOT_CFG_FLAG_R5_TEINIT 0x00000200 +#define PROC_BOOT_CFG_FLAG_R5_NMFI_EN 0x00000400 +#define PROC_BOOT_CFG_FLAG_R5_TCM_RSTBASE 0x00000800 +#define PROC_BOOT_CFG_FLAG_R5_BTCM_EN 0x00001000 +#define PROC_BOOT_CFG_FLAG_R5_ATCM_EN 0x00002000 + +/* R5 TI-SCI Processor Control Flags */ +#define PROC_BOOT_CTRL_FLAG_R5_CORE_HALT 0x00000001 + +/* R5 TI-SCI Processor Status Flags */ +#define PROC_BOOT_STATUS_FLAG_R5_WFE 0x00000001 +#define PROC_BOOT_STATUS_FLAG_R5_WFI 0x00000002 +#define PROC_BOOT_STATUS_FLAG_R5_CLK_GATED 0x00000004 +#define PROC_BOOT_STATUS_FLAG_R5_LOCKSTEP_PERMITTED 0x00000100 + +/** + * struct k3_r5_mem - internal memory structure + * @cpu_addr: MPU virtual address of the memory region + * @bus_addr: Bus address used to access the memory region + * @dev_addr: Device address from remoteproc view + * @size: Size of the memory region + */ +struct k3_r5_mem { + void __iomem *cpu_addr; + phys_addr_t bus_addr; + u32 dev_addr; + size_t size; +}; + +enum cluster_mode { + CLUSTER_MODE_SPLIT = 0, + CLUSTER_MODE_LOCKSTEP, +}; + +/** + * struct k3_r5_cluster - K3 R5F Cluster structure + * @dev: cached device pointer + * @mode: Mode to configure the Cluster - Split or LockStep + * @cores: list of R5 cores within the cluster + */ +struct k3_r5_cluster { + struct device *dev; + enum cluster_mode mode; + struct list_head cores; +}; + +/** + * struct k3_r5_core - K3 R5 core structure + * @elem: linked list item + * @dev: cached device pointer + * @rproc: rproc handle representing this core + * @mem: internal memory regions data + * @sram: on-chip SRAM memory regions data + * @num_mems: number of internal memory regions + * @num_sram: number of on-chip SRAM memory regions + * @reset: reset control handle + * @tsp: TI-SCI processor control handle + * @ti_sci: TI-SCI handle + * @ti_sci_id: TI-SCI device identifier + * @atcm_enable: flag to control ATCM enablement + * @btcm_enable: flag to control BTCM enablement + * @loczrama: flag to dictate which TCM is at device address 0x0 + */ +struct k3_r5_core { + struct list_head elem; + struct device *dev; + struct rproc *rproc; + struct k3_r5_mem *mem; + struct k3_r5_mem *sram; + int num_mems; + int num_sram; + struct reset_control *reset; + struct ti_sci_proc *tsp; + const struct ti_sci_handle *ti_sci; + u32 ti_sci_id; + u32 atcm_enable; + u32 btcm_enable; + u32 loczrama; +}; + +/** + * struct k3_r5_rproc - K3 remote processor state + * @dev: cached device pointer + * @cluster: cached pointer to parent cluster structure + * @mbox: mailbox channel handle + * @client: mailbox client to request the mailbox channel + * @rproc: rproc handle + * @core: cached pointer to r5 core structure being used + * @rmem: reserved memory regions data + * @num_rmems: number of reserved memory regions + */ +struct k3_r5_rproc { + struct device *dev; + struct k3_r5_cluster *cluster; + struct mbox_chan *mbox; + struct mbox_client client; + struct rproc *rproc; + struct k3_r5_core *core; + struct k3_r5_mem *rmem; + int num_rmems; +}; + +/** + * k3_r5_rproc_mbox_callback() - inbound mailbox message handler + * @client: mailbox client pointer used for requesting the mailbox channel + * @data: mailbox payload + * + * This handler is invoked by the OMAP mailbox driver whenever a mailbox + * message is received. Usually, the mailbox payload simply contains + * the index of the virtqueue that is kicked by the remote processor, + * and we let remoteproc core handle it. + * + * In addition to virtqueue indices, we also have some out-of-band values + * that indicate different events. Those values are deliberately very + * large so they don't coincide with virtqueue indices. + */ +static void k3_r5_rproc_mbox_callback(struct mbox_client *client, void *data) +{ + struct k3_r5_rproc *kproc = container_of(client, struct k3_r5_rproc, + client); + struct device *dev = kproc->rproc->dev.parent; + const char *name = kproc->rproc->name; + u32 msg = omap_mbox_message(data); + + dev_dbg(dev, "mbox msg: 0x%x\n", msg); + + switch (msg) { + case RP_MBOX_CRASH: + /* + * remoteproc detected an exception, but error recovery is not + * supported. So, just log this for now + */ + dev_err(dev, "K3 R5F rproc %s crashed\n", name); + break; + case RP_MBOX_ECHO_REPLY: + dev_info(dev, "received echo reply from %s\n", name); + break; + default: + /* silently handle all other valid messages */ + if (msg >= RP_MBOX_READY && msg < RP_MBOX_END_MSG) + return; + if (msg > kproc->rproc->max_notifyid) { + dev_dbg(dev, "dropping unknown message 0x%x", msg); + return; + } + /* msg contains the index of the triggered vring */ + if (rproc_vq_interrupt(kproc->rproc, msg) == IRQ_NONE) + dev_dbg(dev, "no message was found in vqid %d\n", msg); + } +} + +/* kick a virtqueue */ +static void k3_r5_rproc_kick(struct rproc *rproc, int vqid) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct device *dev = rproc->dev.parent; + mbox_msg_t msg = (mbox_msg_t)vqid; + int ret; + + /* send the index of the triggered virtqueue in the mailbox payload */ + ret = mbox_send_message(kproc->mbox, (void *)msg); + if (ret < 0) + dev_err(dev, "failed to send mailbox message, status = %d\n", + ret); +} + +static int k3_r5_split_reset(struct k3_r5_core *core) +{ + int ret; + + ret = reset_control_assert(core->reset); + if (ret) { + dev_err(core->dev, "local-reset assert failed, ret = %d\n", + ret); + return ret; + } + + ret = core->ti_sci->ops.dev_ops.put_device(core->ti_sci, + core->ti_sci_id); + if (ret) { + dev_err(core->dev, "module-reset assert failed, ret = %d\n", + ret); + if (reset_control_deassert(core->reset)) + dev_warn(core->dev, "local-reset deassert back failed\n"); + } + + return ret; +} + +static int k3_r5_split_release(struct k3_r5_core *core) +{ + int ret; + + ret = core->ti_sci->ops.dev_ops.get_device(core->ti_sci, + core->ti_sci_id); + if (ret) { + dev_err(core->dev, "module-reset deassert failed, ret = %d\n", + ret); + return ret; + } + + ret = reset_control_deassert(core->reset); + if (ret) { + dev_err(core->dev, "local-reset deassert failed, ret = %d\n", + ret); + if (core->ti_sci->ops.dev_ops.put_device(core->ti_sci, + core->ti_sci_id)) + dev_warn(core->dev, "module-reset assert back failed\n"); + } + + return ret; +} + +static int k3_r5_lockstep_reset(struct k3_r5_cluster *cluster) +{ + struct k3_r5_core *core; + int ret; + + /* assert local reset on all applicable cores */ + list_for_each_entry(core, &cluster->cores, elem) { + ret = reset_control_assert(core->reset); + if (ret) { + dev_err(core->dev, "local-reset assert failed, ret = %d\n", + ret); + core = list_prev_entry(core, elem); + goto unroll_local_reset; + } + } + + /* disable PSC modules on all applicable cores */ + list_for_each_entry(core, &cluster->cores, elem) { + ret = core->ti_sci->ops.dev_ops.put_device(core->ti_sci, + core->ti_sci_id); + if (ret) { + dev_err(core->dev, "module-reset assert failed, ret = %d\n", + ret); + goto unroll_module_reset; + } + } + + return 0; + +unroll_module_reset: + list_for_each_entry_continue_reverse(core, &cluster->cores, elem) { + if (core->ti_sci->ops.dev_ops.put_device(core->ti_sci, + core->ti_sci_id)) + dev_warn(core->dev, "module-reset assert back failed\n"); + } + core = list_last_entry(&cluster->cores, struct k3_r5_core, elem); +unroll_local_reset: + list_for_each_entry_from_reverse(core, &cluster->cores, elem) { + if (reset_control_deassert(core->reset)) + dev_warn(core->dev, "local-reset deassert back failed\n"); + } + + return ret; +} + +static int k3_r5_lockstep_release(struct k3_r5_cluster *cluster) +{ + struct k3_r5_core *core; + int ret; + + /* enable PSC modules on all applicable cores */ + list_for_each_entry_reverse(core, &cluster->cores, elem) { + ret = core->ti_sci->ops.dev_ops.get_device(core->ti_sci, + core->ti_sci_id); + if (ret) { + dev_err(core->dev, "module-reset deassert failed, ret = %d\n", + ret); + core = list_next_entry(core, elem); + goto unroll_module_reset; + } + } + + /* deassert local reset on all applicable cores */ + list_for_each_entry_reverse(core, &cluster->cores, elem) { + ret = reset_control_deassert(core->reset); + if (ret) { + dev_err(core->dev, "module-reset deassert failed, ret = %d\n", + ret); + goto unroll_local_reset; + } + } + + return 0; + +unroll_local_reset: + list_for_each_entry_continue(core, &cluster->cores, elem) { + if (reset_control_assert(core->reset)) + dev_warn(core->dev, "local-reset assert back failed\n"); + } + core = list_first_entry(&cluster->cores, struct k3_r5_core, elem); +unroll_module_reset: + list_for_each_entry_from(core, &cluster->cores, elem) { + if (core->ti_sci->ops.dev_ops.put_device(core->ti_sci, + core->ti_sci_id)) + dev_warn(core->dev, "module-reset assert back failed\n"); + } + + return ret; +} + +static inline int k3_r5_core_halt(struct k3_r5_core *core) +{ + return ti_sci_proc_set_control(core->tsp, + PROC_BOOT_CTRL_FLAG_R5_CORE_HALT, 0); +} + +static inline int k3_r5_core_run(struct k3_r5_core *core) +{ + return ti_sci_proc_set_control(core->tsp, + 0, PROC_BOOT_CTRL_FLAG_R5_CORE_HALT); +} + +/* + * The R5F cores have controls for both a reset and a halt/run. The code + * execution from DDR requires the initial boot-strapping code to be run + * from the internal TCMs. This function is used to release the resets on + * applicable cores to allow loading into the TCMs. The .prepare() ops is + * invoked by remoteproc core before any firmware loading, and is followed + * by the .start() ops after loading to actually let the R5 cores run. + */ +static int k3_r5_rproc_prepare(struct rproc *rproc) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct k3_r5_cluster *cluster = kproc->cluster; + struct k3_r5_core *core = kproc->core; + struct device *dev = kproc->dev; + int ret; + + ret = (cluster->mode == CLUSTER_MODE_LOCKSTEP) ? + k3_r5_lockstep_release(cluster) : k3_r5_split_release(core); + if (ret) { + dev_err(dev, "unable to enable cores for TCM loading, ret = %d\n", + ret); + return ret; + } + + /* + * Zero out both TCMs unconditionally (access from v8 Arm core is not + * affected by ATCM & BTCM enable configuration values) so that ECC + * can be effective on all TCM addresses. + */ + dev_dbg(dev, "zeroing out ATCM memory\n"); + memset(core->mem[0].cpu_addr, 0x00, core->mem[0].size); + + dev_dbg(dev, "zeroing out BTCM memory\n"); + memset(core->mem[1].cpu_addr, 0x00, core->mem[1].size); + + return 0; +} + +/* + * This function implements the .unprepare() ops and performs the complimentary + * operations to that of the .prepare() ops. The function is used to assert the + * resets on all applicable cores for the rproc device (depending on LockStep + * or Split mode). This completes the second portion of powering down the R5F + * cores. The cores themselves are only halted in the .stop() ops, and the + * .unprepare() ops is invoked by the remoteproc core after the remoteproc is + * stopped. + */ +static int k3_r5_rproc_unprepare(struct rproc *rproc) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct k3_r5_cluster *cluster = kproc->cluster; + struct k3_r5_core *core = kproc->core; + struct device *dev = kproc->dev; + int ret; + + ret = (cluster->mode == CLUSTER_MODE_LOCKSTEP) ? + k3_r5_lockstep_reset(cluster) : k3_r5_split_reset(core); + if (ret) + dev_err(dev, "unable to disable cores, ret = %d\n", ret); + + return ret; +} + +/* + * The R5F start sequence includes two different operations + * 1. Configure the boot vector for R5F core(s) + * 2. Unhalt/Run the R5F core(s) + * + * The sequence is different between LockStep and Split modes. The LockStep + * mode requires the boot vector to be configured only for Core0, and then + * unhalt both the cores to start the execution - Core1 needs to be unhalted + * first followed by Core0. The Split-mode requires that Core0 to be maintained + * always in a higher power state that Core1 (implying Core1 needs to be started + * always only after Core0 is started). + */ +static int k3_r5_rproc_start(struct rproc *rproc) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct k3_r5_cluster *cluster = kproc->cluster; + struct mbox_client *client = &kproc->client; + struct device *dev = kproc->dev; + struct k3_r5_core *core; + u32 boot_addr; + int ret; + + client->dev = dev; + client->tx_done = NULL; + client->rx_callback = k3_r5_rproc_mbox_callback; + client->tx_block = false; + client->knows_txdone = false; + + kproc->mbox = mbox_request_channel(client, 0); + if (IS_ERR(kproc->mbox)) { + ret = -EBUSY; + dev_err(dev, "mbox_request_channel failed: %ld\n", + PTR_ERR(kproc->mbox)); + return ret; + } + + /* + * Ping the remote processor, this is only for sanity-sake for now; + * there is no functional effect whatsoever. + * + * Note that the reply will _not_ arrive immediately: this message + * will wait in the mailbox fifo until the remote processor is booted. + */ + ret = mbox_send_message(kproc->mbox, (void *)RP_MBOX_ECHO_REQUEST); + if (ret < 0) { + dev_err(dev, "mbox_send_message failed: %d\n", ret); + goto put_mbox; + } + + boot_addr = rproc->bootaddr; + /* TODO: add boot_addr sanity checking */ + dev_dbg(dev, "booting R5F core using boot addr = 0x%x\n", boot_addr); + + /* boot vector need not be programmed for Core1 in LockStep mode */ + core = kproc->core; + ret = ti_sci_proc_set_config(core->tsp, boot_addr, 0, 0); + if (ret) + goto put_mbox; + + /* unhalt/run all applicable cores */ + if (cluster->mode == CLUSTER_MODE_LOCKSTEP) { + list_for_each_entry_reverse(core, &cluster->cores, elem) { + ret = k3_r5_core_run(core); + if (ret) + goto unroll_core_run; + } + } else { + ret = k3_r5_core_run(core); + if (ret) + goto put_mbox; + } + + return 0; + +unroll_core_run: + list_for_each_entry_continue(core, &cluster->cores, elem) { + if (k3_r5_core_halt(core)) + dev_warn(core->dev, "core halt back failed\n"); + } +put_mbox: + mbox_free_channel(kproc->mbox); + return ret; +} + +/* + * The R5F stop function includes the following operations + * 1. Halt R5F core(s) + * + * The sequence is different between LockStep and Split modes, and the order + * of cores the operations are performed are also in general reverse to that + * of the start function. The LockStep mode requires each operation to be + * performed first on Core0 followed by Core1. The Split-mode requires that + * Core0 to be maintained always in a higher power state that Core1 (implying + * Core1 needs to be stopped first before Core0). + * + * Note that the R5F halt operation in general is not effective when the R5F + * core is running, but is needed to make sure the core won't run after + * deasserting the reset the subsequent time. The asserting of reset can + * be done here, but is preferred to be done in the .unprepare() ops - this + * maintains the symmetric behavior between the .start(), .stop(), .prepare() + * and .unprepare() ops, and also balances them well between sysfs 'state' + * flow and device bind/unbind or module removal. + */ +static int k3_r5_rproc_stop(struct rproc *rproc) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct k3_r5_cluster *cluster = kproc->cluster; + struct k3_r5_core *core = kproc->core; + int ret; + + /* halt all applicable cores */ + if (cluster->mode == CLUSTER_MODE_LOCKSTEP) { + list_for_each_entry(core, &cluster->cores, elem) { + ret = k3_r5_core_halt(core); + if (ret) { + core = list_prev_entry(core, elem); + goto unroll_core_halt; + } + } + } else { + ret = k3_r5_core_halt(core); + if (ret) + goto out; + } + + mbox_free_channel(kproc->mbox); + + return 0; + +unroll_core_halt: + list_for_each_entry_from_reverse(core, &cluster->cores, elem) { + if (k3_r5_core_run(core)) + dev_warn(core->dev, "core run back failed\n"); + } +out: + return ret; +} + +/* + * Internal Memory translation helper + * + * Custom function implementing the rproc .da_to_va ops to provide address + * translation (device address to kernel virtual address) for internal RAMs + * present in a DSP or IPU device). The translated addresses can be used + * either by the remoteproc core for loading, or by any rpmsg bus drivers. + */ +static void *k3_r5_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) +{ + struct k3_r5_rproc *kproc = rproc->priv; + struct k3_r5_core *core = kproc->core; + void __iomem *va = NULL; + phys_addr_t bus_addr; + u32 dev_addr, offset; + size_t size; + int i; + + if (len == 0) + return NULL; + + /* handle both R5 and SoC views of ATCM and BTCM */ + for (i = 0; i < core->num_mems; i++) { + bus_addr = core->mem[i].bus_addr; + dev_addr = core->mem[i].dev_addr; + size = core->mem[i].size; + + /* handle R5-view addresses of TCMs */ + if (da >= dev_addr && ((da + len) <= (dev_addr + size))) { + offset = da - dev_addr; + va = core->mem[i].cpu_addr + offset; + return (__force void *)va; + } + + /* handle SoC-view addresses of TCMs */ + if (da >= bus_addr && ((da + len) <= (bus_addr + size))) { + offset = da - bus_addr; + va = core->mem[i].cpu_addr + offset; + return (__force void *)va; + } + } + + /* handle any SRAM regions using SoC-view addresses */ + for (i = 0; i < core->num_sram; i++) { + dev_addr = core->sram[i].dev_addr; + size = core->sram[i].size; + + if (da >= dev_addr && ((da + len) <= (dev_addr + size))) { + offset = da - dev_addr; + va = core->sram[i].cpu_addr + offset; + return (__force void *)va; + } + } + + /* handle static DDR reserved memory regions */ + for (i = 0; i < kproc->num_rmems; i++) { + dev_addr = kproc->rmem[i].dev_addr; + size = kproc->rmem[i].size; + + if (da >= dev_addr && ((da + len) <= (dev_addr + size))) { + offset = da - dev_addr; + va = kproc->rmem[i].cpu_addr + offset; + return (__force void *)va; + } + } + + return NULL; +} + +static const struct rproc_ops k3_r5_rproc_ops = { + .prepare = k3_r5_rproc_prepare, + .unprepare = k3_r5_rproc_unprepare, + .start = k3_r5_rproc_start, + .stop = k3_r5_rproc_stop, + .kick = k3_r5_rproc_kick, + .da_to_va = k3_r5_rproc_da_to_va, +}; + +/* + * Internal R5F Core configuration + * + * Each R5FSS has a cluster-level setting for configuring the processor + * subsystem either in a safety/fault-tolerant LockStep mode or a performance + * oriented Split mode. Each R5F core has a number of settings to either + * enable/disable each of the TCMs, control which TCM appears at the R5F core's + * address 0x0. These settings need to be configured before the resets for the + * corresponding core are released. These settings are all protected and managed + * by the System Processor. + * + * This function is used to pre-configure these settings for each R5F core, and + * the configuration is all done through various ti_sci_proc functions that + * communicate with the System Processor. The function also ensures that both + * the cores are halted before the .prepare() step. + * + * The function is called from k3_r5_cluster_rproc_init() and is invoked either + * once (in LockStep mode) or twice (in Split mode). Support for LockStep-mode + * is dictated by an eFUSE register bit, and the config settings retrieved from + * DT are adjusted accordingly as per the permitted cluster mode. All cluster + * level settings like Cluster mode and TEINIT (exception handling state + * dictating ARM or Thumb mode) can only be set and retrieved using Core0. + * + * The function behavior is different based on the cluster mode. The R5F cores + * are configured independently as per their individual settings in Split mode. + * They are identically configured in LockStep mode using the primary Core0 + * settings. However, some individual settings cannot be set in LockStep mode. + * This is overcome by switching to Split-mode initially and then programming + * both the cores with the same settings, before reconfiguing again for + * LockStep mode. + */ +static int k3_r5_rproc_configure(struct k3_r5_rproc *kproc) +{ + struct k3_r5_cluster *cluster = kproc->cluster; + struct device *dev = kproc->dev; + struct k3_r5_core *core0, *core, *temp; + u32 ctrl = 0, cfg = 0, stat = 0; + u32 set_cfg = 0, clr_cfg = 0; + u64 boot_vec = 0; + bool lockstep_en; + int ret; + + core0 = list_first_entry(&cluster->cores, struct k3_r5_core, elem); + core = (cluster->mode == CLUSTER_MODE_LOCKSTEP) ? core0 : kproc->core; + + ret = ti_sci_proc_get_status(core->tsp, &boot_vec, &cfg, &ctrl, + &stat); + if (ret < 0) + return ret; + + dev_dbg(dev, "boot_vector = 0x%llx, cfg = 0x%x ctrl = 0x%x stat = 0x%x\n", + boot_vec, cfg, ctrl, stat); + + lockstep_en = !!(stat & PROC_BOOT_STATUS_FLAG_R5_LOCKSTEP_PERMITTED); + if (!lockstep_en && cluster->mode == CLUSTER_MODE_LOCKSTEP) { + dev_err(cluster->dev, "lockstep mode not permitted, force configuring for split-mode\n"); + cluster->mode = CLUSTER_MODE_SPLIT; + } + + /* always enable ARM mode and set boot vector to 0 */ + boot_vec = 0x0; + if (core == core0) { + clr_cfg = PROC_BOOT_CFG_FLAG_R5_TEINIT; + /* + * LockStep configuration bit is Read-only on Split-mode _only_ + * devices and system firmware will NACK any requests with the + * bit configured, so program it only on permitted devices + */ + if (lockstep_en) + clr_cfg |= PROC_BOOT_CFG_FLAG_R5_LOCKSTEP; + } + + if (core->atcm_enable) + set_cfg |= PROC_BOOT_CFG_FLAG_R5_ATCM_EN; + else + clr_cfg |= PROC_BOOT_CFG_FLAG_R5_ATCM_EN; + + if (core->btcm_enable) + set_cfg |= PROC_BOOT_CFG_FLAG_R5_BTCM_EN; + else + clr_cfg |= PROC_BOOT_CFG_FLAG_R5_BTCM_EN; + + if (core->loczrama) + set_cfg |= PROC_BOOT_CFG_FLAG_R5_TCM_RSTBASE; + else + clr_cfg |= PROC_BOOT_CFG_FLAG_R5_TCM_RSTBASE; + + if (cluster->mode == CLUSTER_MODE_LOCKSTEP) { + /* + * work around system firmware limitations to make sure both + * cores are programmed symmetrically in LockStep. LockStep + * and TEINIT config is only allowed with Core0. + */ + list_for_each_entry(temp, &cluster->cores, elem) { + ret = k3_r5_core_halt(temp); + if (ret) + goto out; + + if (temp != core) { + clr_cfg &= ~PROC_BOOT_CFG_FLAG_R5_LOCKSTEP; + clr_cfg &= ~PROC_BOOT_CFG_FLAG_R5_TEINIT; + } + ret = ti_sci_proc_set_config(temp->tsp, boot_vec, + set_cfg, clr_cfg); + if (ret) + goto out; + } + + set_cfg = PROC_BOOT_CFG_FLAG_R5_LOCKSTEP; + clr_cfg = 0; + ret = ti_sci_proc_set_config(core->tsp, boot_vec, + set_cfg, clr_cfg); + } else { + ret = k3_r5_core_halt(core); + if (ret) + goto out; + + ret = ti_sci_proc_set_config(core->tsp, boot_vec, + set_cfg, clr_cfg); + } + +out: + return ret; +} + +static int k3_r5_reserved_mem_init(struct k3_r5_rproc *kproc) +{ + struct device *dev = kproc->dev; + struct device_node *np = dev_of_node(dev); + struct device_node *rmem_np; + struct reserved_mem *rmem; + int num_rmems; + int ret, i; + + num_rmems = of_property_count_elems_of_size(np, "memory-region", + sizeof(phandle)); + if (num_rmems <= 0) { + dev_err(dev, "device does not have reserved memory regions, ret = %d\n", + num_rmems); + return -EINVAL; + } + if (num_rmems < 2) { + dev_err(dev, "device needs atleast two memory regions to be defined, num = %d\n", + num_rmems); + return -EINVAL; + } + + /* use reserved memory region 0 for vring DMA allocations */ + ret = of_reserved_mem_device_init_by_idx(dev, np, 0); + if (ret) { + dev_err(dev, "device cannot initialize DMA pool, ret = %d\n", + ret); + return ret; + } + + num_rmems--; + kproc->rmem = kcalloc(num_rmems, sizeof(*kproc->rmem), GFP_KERNEL); + if (!kproc->rmem) { + ret = -ENOMEM; + goto release_rmem; + } + + /* use remaining reserved memory regions for static carveouts */ + for (i = 0; i < num_rmems; i++) { + rmem_np = of_parse_phandle(np, "memory-region", i + 1); + if (!rmem_np) { + ret = -EINVAL; + goto unmap_rmem; + } + + rmem = of_reserved_mem_lookup(rmem_np); + if (!rmem) { + of_node_put(rmem_np); + ret = -EINVAL; + goto unmap_rmem; + } + of_node_put(rmem_np); + + kproc->rmem[i].bus_addr = rmem->base; + /* + * R5Fs do not have an MMU, but have a Region Address Translator + * (RAT) module that provides a fixed entry translation between + * the 32-bit processor addresses to 64-bit bus addresses. The + * RAT is programmable only by the R5F cores. Support for RAT + * is currently not supported, so 64-bit address regions are not + * supported. The absence of MMUs implies that the R5F device + * addresses/supported memory regions are restricted to 32-bit + * bus addresses, and are identical + */ + kproc->rmem[i].dev_addr = (u32)rmem->base; + kproc->rmem[i].size = rmem->size; + kproc->rmem[i].cpu_addr = ioremap_wc(rmem->base, rmem->size); + if (!kproc->rmem[i].cpu_addr) { + dev_err(dev, "failed to map reserved memory#%d at %pa of size %pa\n", + i + 1, &rmem->base, &rmem->size); + ret = -ENOMEM; + goto unmap_rmem; + } + + dev_dbg(dev, "reserved memory%d: bus addr %pa size 0x%zx va %pK da 0x%x\n", + i + 1, &kproc->rmem[i].bus_addr, + kproc->rmem[i].size, kproc->rmem[i].cpu_addr, + kproc->rmem[i].dev_addr); + } + kproc->num_rmems = num_rmems; + + return 0; + +unmap_rmem: + for (i--; i >= 0; i--) + iounmap(kproc->rmem[i].cpu_addr); + kfree(kproc->rmem); +release_rmem: + of_reserved_mem_device_release(dev); + return ret; +} + +static void k3_r5_reserved_mem_exit(struct k3_r5_rproc *kproc) +{ + int i; + + for (i = 0; i < kproc->num_rmems; i++) + iounmap(kproc->rmem[i].cpu_addr); + kfree(kproc->rmem); + + of_reserved_mem_device_release(kproc->dev); +} + +static int k3_r5_cluster_rproc_init(struct platform_device *pdev) +{ + struct k3_r5_cluster *cluster = platform_get_drvdata(pdev); + struct device *dev = &pdev->dev; + struct k3_r5_rproc *kproc; + struct k3_r5_core *core, *core1; + struct device *cdev; + const char *fw_name; + struct rproc *rproc; + int ret; + + core1 = list_last_entry(&cluster->cores, struct k3_r5_core, elem); + list_for_each_entry(core, &cluster->cores, elem) { + cdev = core->dev; + ret = rproc_of_parse_firmware(cdev, 0, &fw_name); + if (ret) { + dev_err(dev, "failed to parse firmware-name property, ret = %d\n", + ret); + goto out; + } + + rproc = rproc_alloc(cdev, dev_name(cdev), &k3_r5_rproc_ops, + fw_name, sizeof(*kproc)); + if (!rproc) { + ret = -ENOMEM; + goto out; + } + + /* K3 R5s have a Region Address Translator (RAT) but no MMU */ + rproc->has_iommu = false; + /* error recovery is not supported at present */ + rproc->recovery_disabled = true; + + kproc = rproc->priv; + kproc->cluster = cluster; + kproc->core = core; + kproc->dev = cdev; + kproc->rproc = rproc; + core->rproc = rproc; + + ret = k3_r5_rproc_configure(kproc); + if (ret) { + dev_err(dev, "initial configure failed, ret = %d\n", + ret); + goto err_config; + } + + ret = k3_r5_reserved_mem_init(kproc); + if (ret) { + dev_err(dev, "reserved memory init failed, ret = %d\n", + ret); + goto err_config; + } + + ret = rproc_add(rproc); + if (ret) { + dev_err(dev, "rproc_add failed, ret = %d\n", ret); + goto err_add; + } + + /* create only one rproc in lockstep mode */ + if (cluster->mode == CLUSTER_MODE_LOCKSTEP) + break; + } + + return 0; + +err_split: + rproc_del(rproc); +err_add: + k3_r5_reserved_mem_exit(kproc); +err_config: + rproc_free(rproc); + core->rproc = NULL; +out: + /* undo core0 upon any failures on core1 in split-mode */ + if (cluster->mode == CLUSTER_MODE_SPLIT && core == core1) { + core = list_prev_entry(core, elem); + rproc = core->rproc; + kproc = rproc->priv; + goto err_split; + } + return ret; +} + +static int k3_r5_cluster_rproc_exit(struct platform_device *pdev) +{ + struct k3_r5_cluster *cluster = platform_get_drvdata(pdev); + struct k3_r5_rproc *kproc; + struct k3_r5_core *core; + struct rproc *rproc; + + /* + * lockstep mode has only one rproc associated with first core, whereas + * split-mode has two rprocs associated with each core, and requires + * that core1 be powered down first + */ + core = (cluster->mode == CLUSTER_MODE_LOCKSTEP) ? + list_first_entry(&cluster->cores, struct k3_r5_core, elem) : + list_last_entry(&cluster->cores, struct k3_r5_core, elem); + + list_for_each_entry_from_reverse(core, &cluster->cores, elem) { + rproc = core->rproc; + kproc = rproc->priv; + + rproc_del(rproc); + + k3_r5_reserved_mem_exit(kproc); + + rproc_free(rproc); + core->rproc = NULL; + } + + return 0; +} + +static int k3_r5_core_of_get_internal_memories(struct platform_device *pdev, + struct k3_r5_core *core) +{ + static const char * const mem_names[] = {"atcm", "btcm"}; + struct device *dev = &pdev->dev; + struct resource *res; + int num_mems; + int i; + + num_mems = ARRAY_SIZE(mem_names); + core->mem = devm_kcalloc(dev, num_mems, sizeof(*core->mem), GFP_KERNEL); + if (!core->mem) + return -ENOMEM; + + for (i = 0; i < num_mems; i++) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + mem_names[i]); + if (!res) { + dev_err(dev, "found no memory resource for %s\n", + mem_names[i]); + return -EINVAL; + } + if (!devm_request_mem_region(dev, res->start, + resource_size(res), + dev_name(dev))) { + dev_err(dev, "could not request %s region for resource\n", + mem_names[i]); + return -EBUSY; + } + + /* + * TCMs are designed in general to support RAM-like backing + * memories. So, map these as Normal Non-Cached memories. This + * also avoids/fixes any potential alignment faults due to + * unaligned data accesses when using memcpy() or memset() + * functions (normally seen with device type memory). + */ + core->mem[i].cpu_addr = devm_ioremap_wc(dev, res->start, + resource_size(res)); + if (!core->mem[i].cpu_addr) { + dev_err(dev, "failed to map %s memory\n", mem_names[i]); + return -ENOMEM; + } + core->mem[i].bus_addr = res->start; + + /* + * TODO: + * The R5F cores can place ATCM & BTCM anywhere in its address + * based on the corresponding Region Registers in the System + * Control coprocessor. For now, place ATCM and BTCM at + * addresses 0 and 0x41010000 (same as the bus address on AM65x + * SoCs) based on loczrama setting + */ + if (!strcmp(mem_names[i], "atcm")) { + core->mem[i].dev_addr = core->loczrama ? + 0 : K3_R5_TCM_DEV_ADDR; + } else { + core->mem[i].dev_addr = core->loczrama ? + K3_R5_TCM_DEV_ADDR : 0; + } + core->mem[i].size = resource_size(res); + + dev_dbg(dev, "memory %5s: bus addr %pa size 0x%zx va %pK da 0x%x\n", + mem_names[i], &core->mem[i].bus_addr, + core->mem[i].size, core->mem[i].cpu_addr, + core->mem[i].dev_addr); + } + core->num_mems = num_mems; + + return 0; +} + +static int k3_r5_core_of_get_sram_memories(struct platform_device *pdev, + struct k3_r5_core *core) +{ + struct device_node *np = pdev->dev.of_node; + struct device *dev = &pdev->dev; + struct device_node *sram_np; + struct resource res; + int num_sram; + int i, ret; + + num_sram = of_property_count_elems_of_size(np, "sram", sizeof(phandle)); + if (num_sram <= 0) { + dev_dbg(dev, "device does not use reserved on-chip memories, num_sram = %d\n", + num_sram); + return 0; + } + + core->sram = devm_kcalloc(dev, num_sram, sizeof(*core->sram), GFP_KERNEL); + if (!core->sram) + return -ENOMEM; + + for (i = 0; i < num_sram; i++) { + sram_np = of_parse_phandle(np, "sram", i); + if (!sram_np) + return -EINVAL; + + if (!of_device_is_available(sram_np)) { + of_node_put(sram_np); + return -EINVAL; + } + + ret = of_address_to_resource(sram_np, 0, &res); + of_node_put(sram_np); + if (ret) + return -EINVAL; + + core->sram[i].bus_addr = res.start; + core->sram[i].dev_addr = res.start; + core->sram[i].size = resource_size(&res); + core->sram[i].cpu_addr = devm_ioremap_wc(dev, res.start, + resource_size(&res)); + if (!core->sram[i].cpu_addr) { + dev_err(dev, "failed to parse and map sram%d memory at %pad\n", + i, &res.start); + return -ENOMEM; + } + + dev_dbg(dev, "memory sram%d: bus addr %pa size 0x%zx va %pK da 0x%x\n", + i, &core->sram[i].bus_addr, + core->sram[i].size, core->sram[i].cpu_addr, + core->sram[i].dev_addr); + } + core->num_sram = num_sram; + + return 0; +} + +static +struct ti_sci_proc *k3_r5_core_of_get_tsp(struct device *dev, + const struct ti_sci_handle *sci) +{ + struct ti_sci_proc *tsp; + u32 temp[2]; + int ret; + + ret = of_property_read_u32_array(dev_of_node(dev), "ti,sci-proc-ids", + temp, 2); + if (ret < 0) + return ERR_PTR(ret); + + tsp = devm_kzalloc(dev, sizeof(*tsp), GFP_KERNEL); + if (!tsp) + return ERR_PTR(-ENOMEM); + + tsp->dev = dev; + tsp->sci = sci; + tsp->ops = &sci->ops.proc_ops; + tsp->proc_id = temp[0]; + tsp->host_id = temp[1]; + + return tsp; +} + +static int k3_r5_core_of_init(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev_of_node(dev); + struct k3_r5_core *core; + int ret; + + if (!devres_open_group(dev, k3_r5_core_of_init, GFP_KERNEL)) + return -ENOMEM; + + core = devm_kzalloc(dev, sizeof(*core), GFP_KERNEL); + if (!core) { + ret = -ENOMEM; + goto err; + } + + core->dev = dev; + /* + * Use SoC Power-on-Reset values as default if no DT properties are + * used to dictate the TCM configurations + */ + core->atcm_enable = 0; + core->btcm_enable = 1; + core->loczrama = 1; + + ret = of_property_read_u32(np, "ti,atcm-enable", &core->atcm_enable); + if (ret < 0 && ret != -EINVAL) { + dev_err(dev, "invalid format for ti,atcm-enable, ret = %d\n", + ret); + goto err; + } + + ret = of_property_read_u32(np, "ti,btcm-enable", &core->btcm_enable); + if (ret < 0 && ret != -EINVAL) { + dev_err(dev, "invalid format for ti,btcm-enable, ret = %d\n", + ret); + goto err; + } + + ret = of_property_read_u32(np, "ti,loczrama", &core->loczrama); + if (ret < 0 && ret != -EINVAL) { + dev_err(dev, "invalid format for ti,loczrama, ret = %d\n", ret); + goto err; + } + + core->ti_sci = devm_ti_sci_get_by_phandle(dev, "ti,sci"); + if (IS_ERR(core->ti_sci)) { + ret = PTR_ERR(core->ti_sci); + if (ret != -EPROBE_DEFER) { + dev_err(dev, "failed to get ti-sci handle, ret = %d\n", + ret); + } + core->ti_sci = NULL; + goto err; + } + + ret = of_property_read_u32(np, "ti,sci-dev-id", &core->ti_sci_id); + if (ret) { + dev_err(dev, "missing 'ti,sci-dev-id' property\n"); + goto err; + } + + core->reset = devm_reset_control_get_exclusive(dev, NULL); + if (IS_ERR_OR_NULL(core->reset)) { + ret = PTR_ERR_OR_ZERO(core->reset); + if (!ret) + ret = -ENODEV; + if (ret != -EPROBE_DEFER) { + dev_err(dev, "failed to get reset handle, ret = %d\n", + ret); + } + goto err; + } + + core->tsp = k3_r5_core_of_get_tsp(dev, core->ti_sci); + if (IS_ERR(core->tsp)) { + dev_err(dev, "failed to construct ti-sci proc control, ret = %d\n", + ret); + ret = PTR_ERR(core->tsp); + goto err; + } + + ret = k3_r5_core_of_get_internal_memories(pdev, core); + if (ret) { + dev_err(dev, "failed to get internal memories, ret = %d\n", + ret); + goto err; + } + + ret = k3_r5_core_of_get_sram_memories(pdev, core); + if (ret) { + dev_err(dev, "failed to get sram memories, ret = %d\n", ret); + goto err; + } + + ret = ti_sci_proc_request(core->tsp); + if (ret < 0) { + dev_err(dev, "ti_sci_proc_request failed, ret = %d\n", ret); + goto err; + } + + platform_set_drvdata(pdev, core); + devres_close_group(dev, k3_r5_core_of_init); + + return 0; + +err: + devres_release_group(dev, k3_r5_core_of_init); + return ret; +} + +/* + * free the resources explicitly since driver model is not being used + * for the child R5F devices + */ +static void k3_r5_core_of_exit(struct platform_device *pdev) +{ + struct k3_r5_core *core = platform_get_drvdata(pdev); + struct device *dev = &pdev->dev; + int ret; + + ret = ti_sci_proc_release(core->tsp); + if (ret) + dev_err(dev, "failed to release proc, ret = %d\n", ret); + + platform_set_drvdata(pdev, NULL); + devres_release_group(dev, k3_r5_core_of_init); +} + +static void k3_r5_cluster_of_exit(struct platform_device *pdev) +{ + struct k3_r5_cluster *cluster = platform_get_drvdata(pdev); + struct platform_device *cpdev; + struct k3_r5_core *core, *temp; + + list_for_each_entry_safe_reverse(core, temp, &cluster->cores, elem) { + list_del(&core->elem); + cpdev = to_platform_device(core->dev); + k3_r5_core_of_exit(cpdev); + } +} + +static int k3_r5_cluster_of_init(struct platform_device *pdev) +{ + struct k3_r5_cluster *cluster = platform_get_drvdata(pdev); + struct device *dev = &pdev->dev; + struct device_node *np = dev_of_node(dev); + struct platform_device *cpdev; + struct device_node *child; + struct k3_r5_core *core; + int ret; + + for_each_available_child_of_node(np, child) { + cpdev = of_find_device_by_node(child); + if (!cpdev) { + ret = -ENODEV; + dev_err(dev, "could not get R5 core platform device\n"); + goto fail; + } + + ret = k3_r5_core_of_init(cpdev); + if (ret) { + dev_err(dev, "k3_r5_core_of_init failed, ret = %d\n", + ret); + put_device(&cpdev->dev); + goto fail; + } + + core = platform_get_drvdata(cpdev); + put_device(&cpdev->dev); + list_add_tail(&core->elem, &cluster->cores); + } + + return 0; + +fail: + k3_r5_cluster_of_exit(pdev); + return ret; +} + +static int k3_r5_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev_of_node(dev); + struct k3_r5_cluster *cluster; + int ret; + int num_cores; + + cluster = devm_kzalloc(dev, sizeof(*cluster), GFP_KERNEL); + if (!cluster) + return -ENOMEM; + + cluster->dev = dev; + cluster->mode = CLUSTER_MODE_LOCKSTEP; + INIT_LIST_HEAD(&cluster->cores); + + ret = of_property_read_u32(np, "ti,cluster-mode", &cluster->mode); + if (ret < 0 && ret != -EINVAL) { + dev_err(dev, "invalid format for ti,cluster-mode, ret = %d\n", + ret); + return ret; + } + + num_cores = of_get_available_child_count(np); + if (num_cores != 2) { + dev_err(dev, "MCU cluster requires both R5F cores to be enabled, num_cores = %d\n", + num_cores); + return -ENODEV; + } + + platform_set_drvdata(pdev, cluster); + + ret = devm_of_platform_populate(dev); + if (ret) { + dev_err(dev, "devm_of_platform_populate failed, ret = %d\n", + ret); + return ret; + } + + ret = k3_r5_cluster_of_init(pdev); + if (ret) { + dev_err(dev, "k3_r5_cluster_of_init failed, ret = %d\n", ret); + return ret; + } + + ret = devm_add_action_or_reset(dev, + (void(*)(void *))k3_r5_cluster_of_exit, + pdev); + if (ret) + return ret; + + ret = k3_r5_cluster_rproc_init(pdev); + if (ret) { + dev_err(dev, "k3_r5_cluster_rproc_init failed, ret = %d\n", + ret); + return ret; + } + + ret = devm_add_action_or_reset(dev, + (void(*)(void *))k3_r5_cluster_rproc_exit, + pdev); + if (ret) + return ret; + + return 0; +} + +static const struct of_device_id k3_r5_of_match[] = { + { .compatible = "ti,am654-r5fss", }, + { .compatible = "ti,j721e-r5fss", }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, k3_r5_of_match); + +static struct platform_driver k3_r5_rproc_driver = { + .probe = k3_r5_probe, + .driver = { + .name = "k3_r5_rproc", + .of_match_table = k3_r5_of_match, + }, +}; + +module_platform_driver(k3_r5_rproc_driver); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("TI K3 R5F remote processor driver"); +MODULE_AUTHOR("Suman Anna "); diff --git a/drivers/rpmsg/mtk_rpmsg.c b/drivers/rpmsg/mtk_rpmsg.c index 83f2b8804ee9..96a17ec29140 100644 --- a/drivers/rpmsg/mtk_rpmsg.c +++ b/drivers/rpmsg/mtk_rpmsg.c @@ -200,7 +200,6 @@ static int mtk_rpmsg_register_device(struct mtk_rpmsg_rproc_subdev *mtk_subdev, struct rpmsg_device *rpdev; struct mtk_rpmsg_device *mdev; struct platform_device *pdev = mtk_subdev->pdev; - int ret; mdev = kzalloc(sizeof(*mdev), GFP_KERNEL); if (!mdev) @@ -219,13 +218,7 @@ static int mtk_rpmsg_register_device(struct mtk_rpmsg_rproc_subdev *mtk_subdev, rpdev->dev.parent = &pdev->dev; rpdev->dev.release = mtk_rpmsg_release_device; - ret = rpmsg_register_device(rpdev); - if (ret) { - kfree(mdev); - return ret; - } - - return 0; + return rpmsg_register_device(rpdev); } static void mtk_register_device_work_function(struct work_struct *register_work) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index f40312b16da0..27a05167c18c 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -970,7 +970,7 @@ static int qcom_glink_rx_open_ack(struct qcom_glink *glink, unsigned int lcid) return -EINVAL; } - complete(&channel->open_ack); + complete_all(&channel->open_ack); return 0; } @@ -1178,7 +1178,7 @@ static int qcom_glink_announce_create(struct rpmsg_device *rpdev) __be32 *val = defaults; int size; - if (glink->intentless) + if (glink->intentless || !completion_done(&channel->open_ack)) return 0; prop = of_find_property(np, "qcom,intents", NULL); @@ -1413,7 +1413,7 @@ static int qcom_glink_rx_open(struct qcom_glink *glink, unsigned int rcid, channel->rcid = ret; spin_unlock_irqrestore(&glink->idr_lock, flags); - complete(&channel->open_req); + complete_all(&channel->open_req); if (create_device) { rpdev = kzalloc(sizeof(*rpdev), GFP_KERNEL); @@ -1574,6 +1574,60 @@ static void qcom_glink_cancel_rx_work(struct qcom_glink *glink) kfree(dcmd); } +static ssize_t rpmsg_name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int ret = 0; + const char *name; + + ret = of_property_read_string(dev->of_node, "label", &name); + if (ret < 0) + name = dev->of_node->name; + + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", name); +} +static DEVICE_ATTR_RO(rpmsg_name); + +static struct attribute *qcom_glink_attrs[] = { + &dev_attr_rpmsg_name.attr, + NULL +}; +ATTRIBUTE_GROUPS(qcom_glink); + +static void qcom_glink_device_release(struct device *dev) +{ + struct rpmsg_device *rpdev = to_rpmsg_device(dev); + struct glink_channel *channel = to_glink_channel(rpdev->ept); + + /* Release qcom_glink_alloc_channel() reference */ + kref_put(&channel->refcount, qcom_glink_channel_release); + kfree(rpdev); +} + +static int qcom_glink_create_chrdev(struct qcom_glink *glink) +{ + struct rpmsg_device *rpdev; + struct glink_channel *channel; + + rpdev = kzalloc(sizeof(*rpdev), GFP_KERNEL); + if (!rpdev) + return -ENOMEM; + + channel = qcom_glink_alloc_channel(glink, "rpmsg_chrdev"); + if (IS_ERR(channel)) { + kfree(rpdev); + return PTR_ERR(channel); + } + channel->rpdev = rpdev; + + rpdev->ept = &channel->ept; + rpdev->ops = &glink_device_ops; + rpdev->dev.parent = glink->dev; + rpdev->dev.release = qcom_glink_device_release; + + return rpmsg_chrdev_register_device(rpdev); +} + struct qcom_glink *qcom_glink_native_probe(struct device *dev, unsigned long features, struct qcom_glink_pipe *rx, @@ -1604,6 +1658,12 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, idr_init(&glink->lcids); idr_init(&glink->rcids); + glink->dev->groups = qcom_glink_groups; + + ret = device_add_groups(dev, qcom_glink_groups); + if (ret) + dev_err(dev, "failed to add groups\n"); + ret = of_property_read_string(dev->of_node, "label", &glink->name); if (ret < 0) glink->name = dev->of_node->name; @@ -1633,6 +1693,10 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, if (ret) return ERR_PTR(ret); + ret = qcom_glink_create_chrdev(glink); + if (ret) + dev_err(glink->dev, "failed to register chrdev\n"); + return glink; } EXPORT_SYMBOL_GPL(qcom_glink_native_probe); diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 4abbeea782fa..19903de6268d 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -1338,7 +1338,7 @@ static int qcom_smd_parse_edge(struct device *dev, ret = of_property_read_u32(node, key, &edge->edge_id); if (ret) { dev_err(dev, "edge missing %s property\n", key); - return -EINVAL; + goto put_node; } edge->remote_pid = QCOM_SMEM_HOST_ANY; @@ -1349,32 +1349,37 @@ static int qcom_smd_parse_edge(struct device *dev, edge->mbox_client.knows_txdone = true; edge->mbox_chan = mbox_request_channel(&edge->mbox_client, 0); if (IS_ERR(edge->mbox_chan)) { - if (PTR_ERR(edge->mbox_chan) != -ENODEV) - return PTR_ERR(edge->mbox_chan); + if (PTR_ERR(edge->mbox_chan) != -ENODEV) { + ret = PTR_ERR(edge->mbox_chan); + goto put_node; + } edge->mbox_chan = NULL; syscon_np = of_parse_phandle(node, "qcom,ipc", 0); if (!syscon_np) { dev_err(dev, "no qcom,ipc node\n"); - return -ENODEV; + ret = -ENODEV; + goto put_node; } edge->ipc_regmap = syscon_node_to_regmap(syscon_np); - if (IS_ERR(edge->ipc_regmap)) - return PTR_ERR(edge->ipc_regmap); + if (IS_ERR(edge->ipc_regmap)) { + ret = PTR_ERR(edge->ipc_regmap); + goto put_node; + } key = "qcom,ipc"; ret = of_property_read_u32_index(node, key, 1, &edge->ipc_offset); if (ret < 0) { dev_err(dev, "no offset in %s\n", key); - return -EINVAL; + goto put_node; } ret = of_property_read_u32_index(node, key, 2, &edge->ipc_bit); if (ret < 0) { dev_err(dev, "no bit in %s\n", key); - return -EINVAL; + goto put_node; } } @@ -1385,7 +1390,8 @@ static int qcom_smd_parse_edge(struct device *dev, irq = irq_of_parse_and_map(node, 0); if (irq < 0) { dev_err(dev, "required smd interrupt missing\n"); - return -EINVAL; + ret = irq; + goto put_node; } ret = devm_request_irq(dev, irq, @@ -1393,12 +1399,18 @@ static int qcom_smd_parse_edge(struct device *dev, node->name, edge); if (ret) { dev_err(dev, "failed to request smd irq\n"); - return ret; + goto put_node; } edge->irq = irq; return 0; + +put_node: + of_node_put(node); + edge->of_node = NULL; + + return ret; } /* diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c index 06733a6b3663..e6eb5a1195c4 100644 --- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -81,7 +81,7 @@ EXPORT_SYMBOL(rpmsg_create_ept); */ void rpmsg_destroy_ept(struct rpmsg_endpoint *ept) { - if (ept) + if (ept && ept->ops) ept->ops->destroy_ept(ept); } EXPORT_SYMBOL(rpmsg_destroy_ept); diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c index 9006fc7f73d0..7d7ed4e5cce7 100644 --- a/drivers/rpmsg/virtio_rpmsg_bus.c +++ b/drivers/rpmsg/virtio_rpmsg_bus.c @@ -123,7 +123,12 @@ enum rpmsg_ns_flags { }; /** - * @vrp: the remote processor this channel belongs to + * struct virtio_rpmsg_channel - rpmsg channel descriptor + * @rpdev: the rpmsg channel device + * @vrp: the virtio remote processor device this channel belongs to + * + * This structure stores the channel that links the rpmsg device to the virtio + * remote processor device. */ struct virtio_rpmsg_channel { struct rpmsg_device rpdev; diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig index fd17db9b432f..5533df91b257 100644 --- a/drivers/vfio/Kconfig +++ b/drivers/vfio/Kconfig @@ -47,4 +47,5 @@ menuconfig VFIO_NOIOMMU source "drivers/vfio/pci/Kconfig" source "drivers/vfio/platform/Kconfig" source "drivers/vfio/mdev/Kconfig" +source "drivers/vfio/fsl-mc/Kconfig" source "virt/lib/Kconfig" diff --git a/drivers/vfio/Makefile b/drivers/vfio/Makefile index de67c4725cce..fee73f3d9480 100644 --- a/drivers/vfio/Makefile +++ b/drivers/vfio/Makefile @@ -9,3 +9,4 @@ obj-$(CONFIG_VFIO_SPAPR_EEH) += vfio_spapr_eeh.o obj-$(CONFIG_VFIO_PCI) += pci/ obj-$(CONFIG_VFIO_PLATFORM) += platform/ obj-$(CONFIG_VFIO_MDEV) += mdev/ +obj-$(CONFIG_VFIO_FSL_MC) += fsl-mc/ diff --git a/drivers/vfio/fsl-mc/Kconfig b/drivers/vfio/fsl-mc/Kconfig new file mode 100644 index 000000000000..b1a527d6b6f2 --- /dev/null +++ b/drivers/vfio/fsl-mc/Kconfig @@ -0,0 +1,9 @@ +config VFIO_FSL_MC + tristate "VFIO support for QorIQ DPAA2 fsl-mc bus devices" + depends on VFIO && FSL_MC_BUS && EVENTFD + help + Driver to enable support for the VFIO QorIQ DPAA2 fsl-mc + (Management Complex) devices. This is required to passthrough + fsl-mc bus devices using the VFIO framework. + + If you don't know what to do here, say N. diff --git a/drivers/vfio/fsl-mc/Makefile b/drivers/vfio/fsl-mc/Makefile new file mode 100644 index 000000000000..cad6dbf0b735 --- /dev/null +++ b/drivers/vfio/fsl-mc/Makefile @@ -0,0 +1,4 @@ +# SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) + +vfio-fsl-mc-y := vfio_fsl_mc.o vfio_fsl_mc_intr.o +obj-$(CONFIG_VFIO_FSL_MC) += vfio-fsl-mc.o diff --git a/drivers/vfio/fsl-mc/vfio_fsl_mc.c b/drivers/vfio/fsl-mc/vfio_fsl_mc.c new file mode 100644 index 000000000000..0113a980f974 --- /dev/null +++ b/drivers/vfio/fsl-mc/vfio_fsl_mc.c @@ -0,0 +1,683 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright 2013-2016 Freescale Semiconductor Inc. + * Copyright 2016-2017,2019-2020 NXP + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "vfio_fsl_mc_private.h" + +static struct fsl_mc_driver vfio_fsl_mc_driver; + +static DEFINE_MUTEX(reflck_lock); + +static void vfio_fsl_mc_reflck_get(struct vfio_fsl_mc_reflck *reflck) +{ + kref_get(&reflck->kref); +} + +static void vfio_fsl_mc_reflck_release(struct kref *kref) +{ + struct vfio_fsl_mc_reflck *reflck = container_of(kref, + struct vfio_fsl_mc_reflck, + kref); + + mutex_destroy(&reflck->lock); + kfree(reflck); + mutex_unlock(&reflck_lock); +} + +static void vfio_fsl_mc_reflck_put(struct vfio_fsl_mc_reflck *reflck) +{ + kref_put_mutex(&reflck->kref, vfio_fsl_mc_reflck_release, &reflck_lock); +} + +static struct vfio_fsl_mc_reflck *vfio_fsl_mc_reflck_alloc(void) +{ + struct vfio_fsl_mc_reflck *reflck; + + reflck = kzalloc(sizeof(*reflck), GFP_KERNEL); + if (!reflck) + return ERR_PTR(-ENOMEM); + + kref_init(&reflck->kref); + mutex_init(&reflck->lock); + + return reflck; +} + +static int vfio_fsl_mc_reflck_attach(struct vfio_fsl_mc_device *vdev) +{ + int ret = 0; + + mutex_lock(&reflck_lock); + if (is_fsl_mc_bus_dprc(vdev->mc_dev)) { + vdev->reflck = vfio_fsl_mc_reflck_alloc(); + ret = PTR_ERR_OR_ZERO(vdev->reflck); + } else { + struct device *mc_cont_dev = vdev->mc_dev->dev.parent; + struct vfio_device *device; + struct vfio_fsl_mc_device *cont_vdev; + + device = vfio_device_get_from_dev(mc_cont_dev); + if (!device) { + ret = -ENODEV; + goto unlock; + } + + cont_vdev = vfio_device_data(device); + if (!cont_vdev || !cont_vdev->reflck) { + vfio_device_put(device); + ret = -ENODEV; + goto unlock; + } + vfio_fsl_mc_reflck_get(cont_vdev->reflck); + vdev->reflck = cont_vdev->reflck; + vfio_device_put(device); + } + +unlock: + mutex_unlock(&reflck_lock); + return ret; +} + +static int vfio_fsl_mc_regions_init(struct vfio_fsl_mc_device *vdev) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int count = mc_dev->obj_desc.region_count; + int i; + + vdev->regions = kcalloc(count, sizeof(struct vfio_fsl_mc_region), + GFP_KERNEL); + if (!vdev->regions) + return -ENOMEM; + + for (i = 0; i < count; i++) { + struct resource *res = &mc_dev->regions[i]; + int no_mmap = is_fsl_mc_bus_dprc(mc_dev); + + vdev->regions[i].addr = res->start; + vdev->regions[i].size = resource_size(res); + vdev->regions[i].type = mc_dev->regions[i].flags & IORESOURCE_BITS; + /* + * Only regions addressed with PAGE granularity may be + * MMAPed securely. + */ + if (!no_mmap && !(vdev->regions[i].addr & ~PAGE_MASK) && + !(vdev->regions[i].size & ~PAGE_MASK)) + vdev->regions[i].flags |= + VFIO_REGION_INFO_FLAG_MMAP; + vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_READ; + if (!(mc_dev->regions[i].flags & IORESOURCE_READONLY)) + vdev->regions[i].flags |= VFIO_REGION_INFO_FLAG_WRITE; + } + + return 0; +} + +static void vfio_fsl_mc_regions_cleanup(struct vfio_fsl_mc_device *vdev) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int i; + + for (i = 0; i < mc_dev->obj_desc.region_count; i++) + iounmap(vdev->regions[i].ioaddr); + kfree(vdev->regions); +} + +static int vfio_fsl_mc_open(void *device_data) +{ + struct vfio_fsl_mc_device *vdev = device_data; + int ret; + + if (!try_module_get(THIS_MODULE)) + return -ENODEV; + + mutex_lock(&vdev->reflck->lock); + if (!vdev->refcnt) { + ret = vfio_fsl_mc_regions_init(vdev); + if (ret) + goto err_reg_init; + } + vdev->refcnt++; + + mutex_unlock(&vdev->reflck->lock); + + return 0; + +err_reg_init: + mutex_unlock(&vdev->reflck->lock); + module_put(THIS_MODULE); + return ret; +} + +static void vfio_fsl_mc_release(void *device_data) +{ + struct vfio_fsl_mc_device *vdev = device_data; + int ret; + + mutex_lock(&vdev->reflck->lock); + + if (!(--vdev->refcnt)) { + struct fsl_mc_device *mc_dev = vdev->mc_dev; + struct device *cont_dev = fsl_mc_cont_dev(&mc_dev->dev); + struct fsl_mc_device *mc_cont = to_fsl_mc_device(cont_dev); + + vfio_fsl_mc_regions_cleanup(vdev); + + /* reset the device before cleaning up the interrupts */ + ret = dprc_reset_container(mc_cont->mc_io, 0, + mc_cont->mc_handle, + mc_cont->obj_desc.id, + DPRC_RESET_OPTION_NON_RECURSIVE); + + if (ret) { + dev_warn(&mc_cont->dev, "VFIO_FLS_MC: reset device has failed (%d)\n", + ret); + WARN_ON(1); + } + + vfio_fsl_mc_irqs_cleanup(vdev); + + fsl_mc_cleanup_irq_pool(mc_cont); + } + + mutex_unlock(&vdev->reflck->lock); + + module_put(THIS_MODULE); +} + +static long vfio_fsl_mc_ioctl(void *device_data, unsigned int cmd, + unsigned long arg) +{ + unsigned long minsz; + struct vfio_fsl_mc_device *vdev = device_data; + struct fsl_mc_device *mc_dev = vdev->mc_dev; + + switch (cmd) { + case VFIO_DEVICE_GET_INFO: + { + struct vfio_device_info info; + + minsz = offsetofend(struct vfio_device_info, num_irqs); + + if (copy_from_user(&info, (void __user *)arg, minsz)) + return -EFAULT; + + if (info.argsz < minsz) + return -EINVAL; + + info.flags = VFIO_DEVICE_FLAGS_FSL_MC; + + if (is_fsl_mc_bus_dprc(mc_dev)) + info.flags |= VFIO_DEVICE_FLAGS_RESET; + + info.num_regions = mc_dev->obj_desc.region_count; + info.num_irqs = mc_dev->obj_desc.irq_count; + + return copy_to_user((void __user *)arg, &info, minsz) ? + -EFAULT : 0; + } + case VFIO_DEVICE_GET_REGION_INFO: + { + struct vfio_region_info info; + + minsz = offsetofend(struct vfio_region_info, offset); + + if (copy_from_user(&info, (void __user *)arg, minsz)) + return -EFAULT; + + if (info.argsz < minsz) + return -EINVAL; + + if (info.index >= mc_dev->obj_desc.region_count) + return -EINVAL; + + /* map offset to the physical address */ + info.offset = VFIO_FSL_MC_INDEX_TO_OFFSET(info.index); + info.size = vdev->regions[info.index].size; + info.flags = vdev->regions[info.index].flags; + + return copy_to_user((void __user *)arg, &info, minsz); + } + case VFIO_DEVICE_GET_IRQ_INFO: + { + struct vfio_irq_info info; + + minsz = offsetofend(struct vfio_irq_info, count); + if (copy_from_user(&info, (void __user *)arg, minsz)) + return -EFAULT; + + if (info.argsz < minsz) + return -EINVAL; + + if (info.index >= mc_dev->obj_desc.irq_count) + return -EINVAL; + + info.flags = VFIO_IRQ_INFO_EVENTFD; + info.count = 1; + + return copy_to_user((void __user *)arg, &info, minsz); + } + case VFIO_DEVICE_SET_IRQS: + { + struct vfio_irq_set hdr; + u8 *data = NULL; + int ret = 0; + size_t data_size = 0; + + minsz = offsetofend(struct vfio_irq_set, count); + + if (copy_from_user(&hdr, (void __user *)arg, minsz)) + return -EFAULT; + + ret = vfio_set_irqs_validate_and_prepare(&hdr, mc_dev->obj_desc.irq_count, + mc_dev->obj_desc.irq_count, &data_size); + if (ret) + return ret; + + if (data_size) { + data = memdup_user((void __user *)(arg + minsz), + data_size); + if (IS_ERR(data)) + return PTR_ERR(data); + } + + mutex_lock(&vdev->igate); + ret = vfio_fsl_mc_set_irqs_ioctl(vdev, hdr.flags, + hdr.index, hdr.start, + hdr.count, data); + mutex_unlock(&vdev->igate); + kfree(data); + + return ret; + } + case VFIO_DEVICE_RESET: + { + int ret; + struct fsl_mc_device *mc_dev = vdev->mc_dev; + + /* reset is supported only for the DPRC */ + if (!is_fsl_mc_bus_dprc(mc_dev)) + return -ENOTTY; + + ret = dprc_reset_container(mc_dev->mc_io, 0, + mc_dev->mc_handle, + mc_dev->obj_desc.id, + DPRC_RESET_OPTION_NON_RECURSIVE); + return ret; + + } + default: + return -ENOTTY; + } +} + +static ssize_t vfio_fsl_mc_read(void *device_data, char __user *buf, + size_t count, loff_t *ppos) +{ + struct vfio_fsl_mc_device *vdev = device_data; + unsigned int index = VFIO_FSL_MC_OFFSET_TO_INDEX(*ppos); + loff_t off = *ppos & VFIO_FSL_MC_OFFSET_MASK; + struct fsl_mc_device *mc_dev = vdev->mc_dev; + struct vfio_fsl_mc_region *region; + u64 data[8]; + int i; + + if (index >= mc_dev->obj_desc.region_count) + return -EINVAL; + + region = &vdev->regions[index]; + + if (!(region->flags & VFIO_REGION_INFO_FLAG_READ)) + return -EINVAL; + + if (!region->ioaddr) { + region->ioaddr = ioremap(region->addr, region->size); + if (!region->ioaddr) + return -ENOMEM; + } + + if (count != 64 || off != 0) + return -EINVAL; + + for (i = 7; i >= 0; i--) + data[i] = readq(region->ioaddr + i * sizeof(uint64_t)); + + if (copy_to_user(buf, data, 64)) + return -EFAULT; + + return count; +} + +#define MC_CMD_COMPLETION_TIMEOUT_MS 5000 +#define MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS 500 + +static int vfio_fsl_mc_send_command(void __iomem *ioaddr, uint64_t *cmd_data) +{ + int i; + enum mc_cmd_status status; + unsigned long timeout_usecs = MC_CMD_COMPLETION_TIMEOUT_MS * 1000; + + /* Write at command parameter into portal */ + for (i = 7; i >= 1; i--) + writeq_relaxed(cmd_data[i], ioaddr + i * sizeof(uint64_t)); + + /* Write command header in the end */ + writeq(cmd_data[0], ioaddr); + + /* Wait for response before returning to user-space + * This can be optimized in future to even prepare response + * before returning to user-space and avoid read ioctl. + */ + for (;;) { + u64 header; + struct mc_cmd_header *resp_hdr; + + header = cpu_to_le64(readq_relaxed(ioaddr)); + + resp_hdr = (struct mc_cmd_header *)&header; + status = (enum mc_cmd_status)resp_hdr->status; + if (status != MC_CMD_STATUS_READY) + break; + + udelay(MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS); + timeout_usecs -= MC_CMD_COMPLETION_POLLING_MAX_SLEEP_USECS; + if (timeout_usecs == 0) + return -ETIMEDOUT; + } + + return 0; +} + +static ssize_t vfio_fsl_mc_write(void *device_data, const char __user *buf, + size_t count, loff_t *ppos) +{ + struct vfio_fsl_mc_device *vdev = device_data; + unsigned int index = VFIO_FSL_MC_OFFSET_TO_INDEX(*ppos); + loff_t off = *ppos & VFIO_FSL_MC_OFFSET_MASK; + struct fsl_mc_device *mc_dev = vdev->mc_dev; + struct vfio_fsl_mc_region *region; + u64 data[8]; + int ret; + + if (index >= mc_dev->obj_desc.region_count) + return -EINVAL; + + region = &vdev->regions[index]; + + if (!(region->flags & VFIO_REGION_INFO_FLAG_WRITE)) + return -EINVAL; + + if (!region->ioaddr) { + region->ioaddr = ioremap(region->addr, region->size); + if (!region->ioaddr) + return -ENOMEM; + } + + if (count != 64 || off != 0) + return -EINVAL; + + if (copy_from_user(&data, buf, 64)) + return -EFAULT; + + ret = vfio_fsl_mc_send_command(region->ioaddr, data); + if (ret) + return ret; + + return count; + +} + +static int vfio_fsl_mc_mmap_mmio(struct vfio_fsl_mc_region region, + struct vm_area_struct *vma) +{ + u64 size = vma->vm_end - vma->vm_start; + u64 pgoff, base; + u8 region_cacheable; + + pgoff = vma->vm_pgoff & + ((1U << (VFIO_FSL_MC_OFFSET_SHIFT - PAGE_SHIFT)) - 1); + base = pgoff << PAGE_SHIFT; + + if (region.size < PAGE_SIZE || base + size > region.size) + return -EINVAL; + + region_cacheable = (region.type & FSL_MC_REGION_CACHEABLE) && + (region.type & FSL_MC_REGION_SHAREABLE); + if (!region_cacheable) + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + + vma->vm_pgoff = (region.addr >> PAGE_SHIFT) + pgoff; + + return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, + size, vma->vm_page_prot); +} + +static int vfio_fsl_mc_mmap(void *device_data, struct vm_area_struct *vma) +{ + struct vfio_fsl_mc_device *vdev = device_data; + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int index; + + index = vma->vm_pgoff >> (VFIO_FSL_MC_OFFSET_SHIFT - PAGE_SHIFT); + + if (vma->vm_end < vma->vm_start) + return -EINVAL; + if (vma->vm_start & ~PAGE_MASK) + return -EINVAL; + if (vma->vm_end & ~PAGE_MASK) + return -EINVAL; + if (!(vma->vm_flags & VM_SHARED)) + return -EINVAL; + if (index >= mc_dev->obj_desc.region_count) + return -EINVAL; + + if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_MMAP)) + return -EINVAL; + + if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_READ) + && (vma->vm_flags & VM_READ)) + return -EINVAL; + + if (!(vdev->regions[index].flags & VFIO_REGION_INFO_FLAG_WRITE) + && (vma->vm_flags & VM_WRITE)) + return -EINVAL; + + vma->vm_private_data = mc_dev; + + return vfio_fsl_mc_mmap_mmio(vdev->regions[index], vma); +} + +static const struct vfio_device_ops vfio_fsl_mc_ops = { + .name = "vfio-fsl-mc", + .open = vfio_fsl_mc_open, + .release = vfio_fsl_mc_release, + .ioctl = vfio_fsl_mc_ioctl, + .read = vfio_fsl_mc_read, + .write = vfio_fsl_mc_write, + .mmap = vfio_fsl_mc_mmap, +}; + +static int vfio_fsl_mc_bus_notifier(struct notifier_block *nb, + unsigned long action, void *data) +{ + struct vfio_fsl_mc_device *vdev = container_of(nb, + struct vfio_fsl_mc_device, nb); + struct device *dev = data; + struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev); + struct fsl_mc_device *mc_cont = to_fsl_mc_device(mc_dev->dev.parent); + + if (action == BUS_NOTIFY_ADD_DEVICE && + vdev->mc_dev == mc_cont) { + mc_dev->driver_override = kasprintf(GFP_KERNEL, "%s", + vfio_fsl_mc_ops.name); + if (!mc_dev->driver_override) + dev_warn(dev, "VFIO_FSL_MC: Setting driver override for device in dprc %s failed\n", + dev_name(&mc_cont->dev)); + else + dev_info(dev, "VFIO_FSL_MC: Setting driver override for device in dprc %s\n", + dev_name(&mc_cont->dev)); + } else if (action == BUS_NOTIFY_BOUND_DRIVER && + vdev->mc_dev == mc_cont) { + struct fsl_mc_driver *mc_drv = to_fsl_mc_driver(dev->driver); + + if (mc_drv && mc_drv != &vfio_fsl_mc_driver) + dev_warn(dev, "VFIO_FSL_MC: Object %s bound to driver %s while DPRC bound to vfio-fsl-mc\n", + dev_name(dev), mc_drv->driver.name); + } + + return 0; +} + +static int vfio_fsl_mc_init_device(struct vfio_fsl_mc_device *vdev) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int ret; + + /* Non-dprc devices share mc_io from parent */ + if (!is_fsl_mc_bus_dprc(mc_dev)) { + struct fsl_mc_device *mc_cont = to_fsl_mc_device(mc_dev->dev.parent); + + mc_dev->mc_io = mc_cont->mc_io; + return 0; + } + + vdev->nb.notifier_call = vfio_fsl_mc_bus_notifier; + ret = bus_register_notifier(&fsl_mc_bus_type, &vdev->nb); + if (ret) + return ret; + + /* open DPRC, allocate a MC portal */ + ret = dprc_setup(mc_dev); + if (ret) { + dev_err(&mc_dev->dev, "VFIO_FSL_MC: Failed to setup DPRC (%d)\n", ret); + goto out_nc_unreg; + } + + ret = dprc_scan_container(mc_dev, false); + if (ret) { + dev_err(&mc_dev->dev, "VFIO_FSL_MC: Container scanning failed (%d)\n", ret); + goto out_dprc_cleanup; + } + + return 0; + +out_dprc_cleanup: + dprc_remove_devices(mc_dev, NULL, 0); + dprc_cleanup(mc_dev); +out_nc_unreg: + bus_unregister_notifier(&fsl_mc_bus_type, &vdev->nb); + vdev->nb.notifier_call = NULL; + + return ret; +} + +static int vfio_fsl_mc_probe(struct fsl_mc_device *mc_dev) +{ + struct iommu_group *group; + struct vfio_fsl_mc_device *vdev; + struct device *dev = &mc_dev->dev; + int ret; + + group = vfio_iommu_group_get(dev); + if (!group) { + dev_err(dev, "VFIO_FSL_MC: No IOMMU group\n"); + return -EINVAL; + } + + vdev = devm_kzalloc(dev, sizeof(*vdev), GFP_KERNEL); + if (!vdev) { + ret = -ENOMEM; + goto out_group_put; + } + + vdev->mc_dev = mc_dev; + + ret = vfio_add_group_dev(dev, &vfio_fsl_mc_ops, vdev); + if (ret) { + dev_err(dev, "VFIO_FSL_MC: Failed to add to vfio group\n"); + goto out_group_put; + } + + ret = vfio_fsl_mc_reflck_attach(vdev); + if (ret) + goto out_group_dev; + + ret = vfio_fsl_mc_init_device(vdev); + if (ret) + goto out_reflck; + + mutex_init(&vdev->igate); + + return 0; + +out_reflck: + vfio_fsl_mc_reflck_put(vdev->reflck); +out_group_dev: + vfio_del_group_dev(dev); +out_group_put: + vfio_iommu_group_put(group, dev); + return ret; +} + +static int vfio_fsl_mc_remove(struct fsl_mc_device *mc_dev) +{ + struct vfio_fsl_mc_device *vdev; + struct device *dev = &mc_dev->dev; + + vdev = vfio_del_group_dev(dev); + if (!vdev) + return -EINVAL; + + mutex_destroy(&vdev->igate); + + vfio_fsl_mc_reflck_put(vdev->reflck); + + if (is_fsl_mc_bus_dprc(mc_dev)) { + dprc_remove_devices(mc_dev, NULL, 0); + dprc_cleanup(mc_dev); + } + + if (vdev->nb.notifier_call) + bus_unregister_notifier(&fsl_mc_bus_type, &vdev->nb); + + vfio_iommu_group_put(mc_dev->dev.iommu_group, dev); + + return 0; +} + +static struct fsl_mc_driver vfio_fsl_mc_driver = { + .probe = vfio_fsl_mc_probe, + .remove = vfio_fsl_mc_remove, + .driver = { + .name = "vfio-fsl-mc", + .owner = THIS_MODULE, + }, +}; + +static int __init vfio_fsl_mc_driver_init(void) +{ + return fsl_mc_driver_register(&vfio_fsl_mc_driver); +} + +static void __exit vfio_fsl_mc_driver_exit(void) +{ + fsl_mc_driver_unregister(&vfio_fsl_mc_driver); +} + +module_init(vfio_fsl_mc_driver_init); +module_exit(vfio_fsl_mc_driver_exit); + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_DESCRIPTION("VFIO for FSL-MC devices - User Level meta-driver"); diff --git a/drivers/vfio/fsl-mc/vfio_fsl_mc_intr.c b/drivers/vfio/fsl-mc/vfio_fsl_mc_intr.c new file mode 100644 index 000000000000..c80dceb46f79 --- /dev/null +++ b/drivers/vfio/fsl-mc/vfio_fsl_mc_intr.c @@ -0,0 +1,194 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright 2013-2016 Freescale Semiconductor Inc. + * Copyright 2019 NXP + */ + +#include +#include +#include +#include +#include + +#include "linux/fsl/mc.h" +#include "vfio_fsl_mc_private.h" + +int vfio_fsl_mc_irqs_allocate(struct vfio_fsl_mc_device *vdev) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + struct vfio_fsl_mc_irq *mc_irq; + int irq_count; + int ret, i; + + /* Device does not support any interrupt */ + if (mc_dev->obj_desc.irq_count == 0) + return 0; + + /* interrupts were already allocated for this device */ + if (vdev->mc_irqs) + return 0; + + irq_count = mc_dev->obj_desc.irq_count; + + mc_irq = kcalloc(irq_count, sizeof(*mc_irq), GFP_KERNEL); + if (!mc_irq) + return -ENOMEM; + + /* Allocate IRQs */ + ret = fsl_mc_allocate_irqs(mc_dev); + if (ret) { + kfree(mc_irq); + return ret; + } + + for (i = 0; i < irq_count; i++) { + mc_irq[i].count = 1; + mc_irq[i].flags = VFIO_IRQ_INFO_EVENTFD; + } + + vdev->mc_irqs = mc_irq; + + return 0; +} + +static irqreturn_t vfio_fsl_mc_irq_handler(int irq_num, void *arg) +{ + struct vfio_fsl_mc_irq *mc_irq = (struct vfio_fsl_mc_irq *)arg; + + eventfd_signal(mc_irq->trigger, 1); + return IRQ_HANDLED; +} + +static int vfio_set_trigger(struct vfio_fsl_mc_device *vdev, + int index, int fd) +{ + struct vfio_fsl_mc_irq *irq = &vdev->mc_irqs[index]; + struct eventfd_ctx *trigger; + int hwirq; + int ret; + + hwirq = vdev->mc_dev->irqs[index]->msi_desc->irq; + if (irq->trigger) { + free_irq(hwirq, irq); + kfree(irq->name); + eventfd_ctx_put(irq->trigger); + irq->trigger = NULL; + } + + if (fd < 0) /* Disable only */ + return 0; + + irq->name = kasprintf(GFP_KERNEL, "vfio-irq[%d](%s)", + hwirq, dev_name(&vdev->mc_dev->dev)); + if (!irq->name) + return -ENOMEM; + + trigger = eventfd_ctx_fdget(fd); + if (IS_ERR(trigger)) { + kfree(irq->name); + return PTR_ERR(trigger); + } + + irq->trigger = trigger; + + ret = request_irq(hwirq, vfio_fsl_mc_irq_handler, 0, + irq->name, irq); + if (ret) { + kfree(irq->name); + eventfd_ctx_put(trigger); + irq->trigger = NULL; + return ret; + } + + return 0; +} + +static int vfio_fsl_mc_set_irq_trigger(struct vfio_fsl_mc_device *vdev, + unsigned int index, unsigned int start, + unsigned int count, u32 flags, + void *data) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int ret, hwirq; + struct vfio_fsl_mc_irq *irq; + struct device *cont_dev = fsl_mc_cont_dev(&mc_dev->dev); + struct fsl_mc_device *mc_cont = to_fsl_mc_device(cont_dev); + + if (!count && (flags & VFIO_IRQ_SET_DATA_NONE)) + return vfio_set_trigger(vdev, index, -1); + + if (start != 0 || count != 1) + return -EINVAL; + + mutex_lock(&vdev->reflck->lock); + ret = fsl_mc_populate_irq_pool(mc_cont, + FSL_MC_IRQ_POOL_MAX_TOTAL_IRQS); + if (ret) + goto unlock; + + ret = vfio_fsl_mc_irqs_allocate(vdev); + if (ret) + goto unlock; + mutex_unlock(&vdev->reflck->lock); + + if (flags & VFIO_IRQ_SET_DATA_EVENTFD) { + s32 fd = *(s32 *)data; + + return vfio_set_trigger(vdev, index, fd); + } + + hwirq = vdev->mc_dev->irqs[index]->msi_desc->irq; + + irq = &vdev->mc_irqs[index]; + + if (flags & VFIO_IRQ_SET_DATA_NONE) { + vfio_fsl_mc_irq_handler(hwirq, irq); + + } else if (flags & VFIO_IRQ_SET_DATA_BOOL) { + u8 trigger = *(u8 *)data; + + if (trigger) + vfio_fsl_mc_irq_handler(hwirq, irq); + } + + return 0; + +unlock: + mutex_unlock(&vdev->reflck->lock); + return ret; + +} + +int vfio_fsl_mc_set_irqs_ioctl(struct vfio_fsl_mc_device *vdev, + u32 flags, unsigned int index, + unsigned int start, unsigned int count, + void *data) +{ + if (flags & VFIO_IRQ_SET_ACTION_TRIGGER) + return vfio_fsl_mc_set_irq_trigger(vdev, index, start, + count, flags, data); + else + return -EINVAL; +} + +/* Free All IRQs for the given MC object */ +void vfio_fsl_mc_irqs_cleanup(struct vfio_fsl_mc_device *vdev) +{ + struct fsl_mc_device *mc_dev = vdev->mc_dev; + int irq_count = mc_dev->obj_desc.irq_count; + int i; + + /* + * Device does not support any interrupt or the interrupts + * were not configured + */ + if (!vdev->mc_irqs) + return; + + for (i = 0; i < irq_count; i++) + vfio_set_trigger(vdev, i, -1); + + fsl_mc_free_irqs(mc_dev); + kfree(vdev->mc_irqs); + vdev->mc_irqs = NULL; +} diff --git a/drivers/vfio/fsl-mc/vfio_fsl_mc_private.h b/drivers/vfio/fsl-mc/vfio_fsl_mc_private.h new file mode 100644 index 000000000000..a97ee691ed47 --- /dev/null +++ b/drivers/vfio/fsl-mc/vfio_fsl_mc_private.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* + * Copyright 2013-2016 Freescale Semiconductor Inc. + * Copyright 2016,2019-2020 NXP + */ + +#ifndef VFIO_FSL_MC_PRIVATE_H +#define VFIO_FSL_MC_PRIVATE_H + +#define VFIO_FSL_MC_OFFSET_SHIFT 40 +#define VFIO_FSL_MC_OFFSET_MASK (((u64)(1) << VFIO_FSL_MC_OFFSET_SHIFT) - 1) + +#define VFIO_FSL_MC_OFFSET_TO_INDEX(off) ((off) >> VFIO_FSL_MC_OFFSET_SHIFT) + +#define VFIO_FSL_MC_INDEX_TO_OFFSET(index) \ + ((u64)(index) << VFIO_FSL_MC_OFFSET_SHIFT) + +struct vfio_fsl_mc_irq { + u32 flags; + u32 count; + struct eventfd_ctx *trigger; + char *name; +}; + +struct vfio_fsl_mc_reflck { + struct kref kref; + struct mutex lock; +}; + +struct vfio_fsl_mc_region { + u32 flags; + u32 type; + u64 addr; + resource_size_t size; + void __iomem *ioaddr; +}; + +struct vfio_fsl_mc_device { + struct fsl_mc_device *mc_dev; + struct notifier_block nb; + int refcnt; + struct vfio_fsl_mc_region *regions; + struct vfio_fsl_mc_reflck *reflck; + struct mutex igate; + struct vfio_fsl_mc_irq *mc_irqs; +}; + +extern int vfio_fsl_mc_set_irqs_ioctl(struct vfio_fsl_mc_device *vdev, + u32 flags, unsigned int index, + unsigned int start, unsigned int count, + void *data); + +void vfio_fsl_mc_irqs_cleanup(struct vfio_fsl_mc_device *vdev); + +#endif /* VFIO_FSL_MC_PRIVATE_H */ diff --git a/drivers/vfio/pci/Kconfig b/drivers/vfio/pci/Kconfig index ac3c1dd3edef..40a223381ab6 100644 --- a/drivers/vfio/pci/Kconfig +++ b/drivers/vfio/pci/Kconfig @@ -45,3 +45,15 @@ config VFIO_PCI_NVLINK2 depends on VFIO_PCI && PPC_POWERNV help VFIO PCI support for P9 Witherspoon machine with NVIDIA V100 GPUs + +config VFIO_PCI_ZDEV + bool "VFIO PCI ZPCI device CLP support" + depends on VFIO_PCI && S390 + default y + help + Enabling this option exposes VFIO capabilities containing hardware + configuration for zPCI devices. This enables userspace (e.g. QEMU) + to supply proper configuration values instead of hard-coded defaults + for zPCI devices passed through via VFIO on s390. + + Say Y here. diff --git a/drivers/vfio/pci/Makefile b/drivers/vfio/pci/Makefile index f027f8a0e89c..781e0809d6ee 100644 --- a/drivers/vfio/pci/Makefile +++ b/drivers/vfio/pci/Makefile @@ -3,5 +3,6 @@ vfio-pci-y := vfio_pci.o vfio_pci_intrs.o vfio_pci_rdwr.o vfio_pci_config.o vfio-pci-$(CONFIG_VFIO_PCI_IGD) += vfio_pci_igd.o vfio-pci-$(CONFIG_VFIO_PCI_NVLINK2) += vfio_pci_nvlink2.o +vfio-pci-$(CONFIG_VFIO_PCI_ZDEV) += vfio_pci_zdev.o obj-$(CONFIG_VFIO_PCI) += vfio-pci.o diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index b0f4b92a87ed..fbd2b3404184 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -807,15 +807,25 @@ static long vfio_pci_ioctl(void *device_data, if (cmd == VFIO_DEVICE_GET_INFO) { struct vfio_device_info info; + struct vfio_info_cap caps = { .buf = NULL, .size = 0 }; + unsigned long capsz; minsz = offsetofend(struct vfio_device_info, num_irqs); + /* For backward compatibility, cannot require this */ + capsz = offsetofend(struct vfio_iommu_type1_info, cap_offset); + if (copy_from_user(&info, (void __user *)arg, minsz)) return -EFAULT; if (info.argsz < minsz) return -EINVAL; + if (info.argsz >= capsz) { + minsz = capsz; + info.cap_offset = 0; + } + info.flags = VFIO_DEVICE_FLAGS_PCI; if (vdev->reset_works) @@ -824,6 +834,33 @@ static long vfio_pci_ioctl(void *device_data, info.num_regions = VFIO_PCI_NUM_REGIONS + vdev->num_regions; info.num_irqs = VFIO_PCI_NUM_IRQS; + if (IS_ENABLED(CONFIG_VFIO_PCI_ZDEV)) { + int ret = vfio_pci_info_zdev_add_caps(vdev, &caps); + + if (ret && ret != -ENODEV) { + pci_warn(vdev->pdev, "Failed to setup zPCI info capabilities\n"); + return ret; + } + } + + if (caps.size) { + info.flags |= VFIO_DEVICE_FLAGS_CAPS; + if (info.argsz < sizeof(info) + caps.size) { + info.argsz = sizeof(info) + caps.size; + } else { + vfio_info_cap_shift(&caps, sizeof(info)); + if (copy_to_user((void __user *)arg + + sizeof(info), caps.buf, + caps.size)) { + kfree(caps.buf); + return -EFAULT; + } + info.cap_offset = sizeof(info); + } + + kfree(caps.buf); + } + return copy_to_user((void __user *)arg, &info, minsz) ? -EFAULT : 0; @@ -1860,7 +1897,6 @@ static const struct vfio_device_ops vfio_pci_ops = { static int vfio_pci_reflck_attach(struct vfio_pci_device *vdev); static void vfio_pci_reflck_put(struct vfio_pci_reflck *reflck); -static struct pci_driver vfio_pci_driver; static int vfio_pci_bus_notifier(struct notifier_block *nb, unsigned long action, void *data) diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index d98843feddce..a402adee8a21 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -406,7 +406,7 @@ bool __vfio_pci_memory_enabled(struct vfio_pci_device *vdev) * PF SR-IOV capability, there's therefore no need to trigger * faults based on the virtual value. */ - return pdev->is_virtfn || (cmd & PCI_COMMAND_MEMORY); + return pdev->no_command_memory || (cmd & PCI_COMMAND_MEMORY); } /* @@ -467,6 +467,9 @@ static void vfio_bar_fixup(struct vfio_pci_device *vdev) __le32 *vbar; u64 mask; + if (!vdev->bardirty) + return; + vbar = (__le32 *)&vdev->vconfig[PCI_BASE_ADDRESS_0]; for (i = 0; i < PCI_STD_NUM_BARS; i++, vbar++) { @@ -520,8 +523,8 @@ static int vfio_basic_config_read(struct vfio_pci_device *vdev, int pos, count = vfio_default_config_read(vdev, pos, count, perm, offset, val); - /* Mask in virtual memory enable for SR-IOV devices */ - if (offset == PCI_COMMAND && vdev->pdev->is_virtfn) { + /* Mask in virtual memory enable */ + if (offset == PCI_COMMAND && vdev->pdev->no_command_memory) { u16 cmd = le16_to_cpu(*(__le16 *)&vdev->vconfig[PCI_COMMAND]); u32 tmp_val = le32_to_cpu(*val); @@ -589,9 +592,11 @@ static int vfio_basic_config_write(struct vfio_pci_device *vdev, int pos, * shows it disabled (phys_mem/io, then the device has * undergone some kind of backdoor reset and needs to be * restored before we allow it to enable the bars. - * SR-IOV devices will trigger this, but we catch them later + * SR-IOV devices will trigger this - for mem enable let's + * catch this now and for io enable it will be caught later */ - if ((new_mem && virt_mem && !phys_mem) || + if ((new_mem && virt_mem && !phys_mem && + !pdev->no_command_memory) || (new_io && virt_io && !phys_io) || vfio_need_bar_restore(vdev)) vfio_bar_restore(vdev); @@ -1734,12 +1739,14 @@ int vfio_config_init(struct vfio_pci_device *vdev) vconfig[PCI_INTERRUPT_PIN]); vconfig[PCI_INTERRUPT_PIN] = 0; /* Gratuitous for good VFs */ - + } + if (pdev->no_command_memory) { /* - * VFs do no implement the memory enable bit of the COMMAND - * register therefore we'll not have it set in our initial - * copy of config space after pci_enable_device(). For - * consistency with PFs, set the virtual enable bit here. + * VFs and devices that set pdev->no_command_memory do not + * implement the memory enable bit of the COMMAND register + * therefore we'll not have it set in our initial copy of + * config space after pci_enable_device(). For consistency + * with PFs, set the virtual enable bit here. */ *(__le16 *)&vconfig[PCI_COMMAND] |= cpu_to_le16(PCI_COMMAND_MEMORY); diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c index 1d9fb2592945..869dce5f134d 100644 --- a/drivers/vfio/pci/vfio_pci_intrs.c +++ b/drivers/vfio/pci/vfio_pci_intrs.c @@ -352,11 +352,13 @@ static int vfio_msi_set_vector_signal(struct vfio_pci_device *vdev, vdev->ctx[vector].producer.token = trigger; vdev->ctx[vector].producer.irq = irq; ret = irq_bypass_register_producer(&vdev->ctx[vector].producer); - if (unlikely(ret)) + if (unlikely(ret)) { dev_info(&pdev->dev, "irq bypass producer (token %p) registration fails: %d\n", vdev->ctx[vector].producer.token, ret); + vdev->ctx[vector].producer.token = NULL; + } vdev->ctx[vector].trigger = trigger; return 0; diff --git a/drivers/vfio/pci/vfio_pci_private.h b/drivers/vfio/pci/vfio_pci_private.h index 61ca8ab165dc..5c90e560c5c7 100644 --- a/drivers/vfio/pci/vfio_pci_private.h +++ b/drivers/vfio/pci/vfio_pci_private.h @@ -213,4 +213,16 @@ static inline int vfio_pci_ibm_npu2_init(struct vfio_pci_device *vdev) return -ENODEV; } #endif + +#ifdef CONFIG_VFIO_PCI_ZDEV +extern int vfio_pci_info_zdev_add_caps(struct vfio_pci_device *vdev, + struct vfio_info_cap *caps); +#else +static inline int vfio_pci_info_zdev_add_caps(struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + return -ENODEV; +} +#endif + #endif /* VFIO_PCI_PRIVATE_H */ diff --git a/drivers/vfio/pci/vfio_pci_zdev.c b/drivers/vfio/pci/vfio_pci_zdev.c new file mode 100644 index 000000000000..229685634031 --- /dev/null +++ b/drivers/vfio/pci/vfio_pci_zdev.c @@ -0,0 +1,143 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * VFIO ZPCI devices support + * + * Copyright (C) IBM Corp. 2020. All rights reserved. + * Author(s): Pierre Morel + * Matthew Rosato + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include +#include +#include +#include +#include +#include +#include + +#include "vfio_pci_private.h" + +/* + * Add the Base PCI Function information to the device info region. + */ +static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + struct vfio_device_info_cap_zpci_base cap = { + .header.id = VFIO_DEVICE_INFO_CAP_ZPCI_BASE, + .header.version = 1, + .start_dma = zdev->start_dma, + .end_dma = zdev->end_dma, + .pchid = zdev->pchid, + .vfn = zdev->vfn, + .fmb_length = zdev->fmb_length, + .pft = zdev->pft, + .gid = zdev->pfgid + }; + + return vfio_info_add_capability(caps, &cap.header, sizeof(cap)); +} + +/* + * Add the Base PCI Function Group information to the device info region. + */ +static int zpci_group_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + struct vfio_device_info_cap_zpci_group cap = { + .header.id = VFIO_DEVICE_INFO_CAP_ZPCI_GROUP, + .header.version = 1, + .dasm = zdev->dma_mask, + .msi_addr = zdev->msi_addr, + .flags = VFIO_DEVICE_INFO_ZPCI_FLAG_REFRESH, + .mui = zdev->fmb_update, + .noi = zdev->max_msi, + .maxstbl = ZPCI_MAX_WRITE_SIZE, + .version = zdev->version + }; + + return vfio_info_add_capability(caps, &cap.header, sizeof(cap)); +} + +/* + * Add the device utility string to the device info region. + */ +static int zpci_util_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + struct vfio_device_info_cap_zpci_util *cap; + int cap_size = sizeof(*cap) + CLP_UTIL_STR_LEN; + int ret; + + cap = kmalloc(cap_size, GFP_KERNEL); + + cap->header.id = VFIO_DEVICE_INFO_CAP_ZPCI_UTIL; + cap->header.version = 1; + cap->size = CLP_UTIL_STR_LEN; + memcpy(cap->util_str, zdev->util_str, cap->size); + + ret = vfio_info_add_capability(caps, &cap->header, cap_size); + + kfree(cap); + + return ret; +} + +/* + * Add the function path string to the device info region. + */ +static int zpci_pfip_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + struct vfio_device_info_cap_zpci_pfip *cap; + int cap_size = sizeof(*cap) + CLP_PFIP_NR_SEGMENTS; + int ret; + + cap = kmalloc(cap_size, GFP_KERNEL); + + cap->header.id = VFIO_DEVICE_INFO_CAP_ZPCI_PFIP; + cap->header.version = 1; + cap->size = CLP_PFIP_NR_SEGMENTS; + memcpy(cap->pfip, zdev->pfip, cap->size); + + ret = vfio_info_add_capability(caps, &cap->header, cap_size); + + kfree(cap); + + return ret; +} + +/* + * Add all supported capabilities to the VFIO_DEVICE_GET_INFO capability chain. + */ +int vfio_pci_info_zdev_add_caps(struct vfio_pci_device *vdev, + struct vfio_info_cap *caps) +{ + struct zpci_dev *zdev = to_zpci(vdev->pdev); + int ret; + + if (!zdev) + return -ENODEV; + + ret = zpci_base_cap(zdev, vdev, caps); + if (ret) + return ret; + + ret = zpci_group_cap(zdev, vdev, caps); + if (ret) + return ret; + + if (zdev->util_str_avail) { + ret = zpci_util_cap(zdev, vdev, caps); + if (ret) + return ret; + } + + ret = zpci_pfip_cap(zdev, vdev, caps); + + return ret; +} diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index 262ab0efd06c..2151bc7f87ab 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -1949,8 +1949,10 @@ int vfio_pin_pages(struct device *dev, unsigned long *user_pfn, int npage, if (!group) return -ENODEV; - if (group->dev_counter > 1) - return -EINVAL; + if (group->dev_counter > 1) { + ret = -EINVAL; + goto err_pin_pages; + } ret = vfio_group_add_container_user(group); if (ret) @@ -2051,6 +2053,9 @@ int vfio_group_pin_pages(struct vfio_group *group, if (!group || !user_iova_pfn || !phys_pfn || !npage) return -EINVAL; + if (group->dev_counter > 1) + return -EINVAL; + if (npage > VFIO_PIN_PAGES_MAX_ENTRIES) return -E2BIG; diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c index c255a6683f31..bb2684cc245e 100644 --- a/drivers/vfio/vfio_iommu_type1.c +++ b/drivers/vfio/vfio_iommu_type1.c @@ -693,7 +693,8 @@ static int vfio_iommu_type1_pin_pages(void *iommu_data, ret = vfio_add_to_pfn_list(dma, iova, phys_pfn[i]); if (ret) { - vfio_unpin_page_external(dma, iova, do_accounting); + if (put_pfn(phys_pfn[i], dma->prot) && do_accounting) + vfio_lock_acct(dma, -1, true); goto pin_unwind; } @@ -2609,6 +2610,20 @@ static int vfio_iommu_migration_build_caps(struct vfio_iommu *iommu, return vfio_info_add_capability(caps, &cap_mig.header, sizeof(cap_mig)); } +static int vfio_iommu_dma_avail_build_caps(struct vfio_iommu *iommu, + struct vfio_info_cap *caps) +{ + struct vfio_iommu_type1_info_dma_avail cap_dma_avail; + + cap_dma_avail.header.id = VFIO_IOMMU_TYPE1_INFO_DMA_AVAIL; + cap_dma_avail.header.version = 1; + + cap_dma_avail.avail = iommu->dma_avail; + + return vfio_info_add_capability(caps, &cap_dma_avail.header, + sizeof(cap_dma_avail)); +} + static int vfio_iommu_type1_get_info(struct vfio_iommu *iommu, unsigned long arg) { @@ -2641,6 +2656,9 @@ static int vfio_iommu_type1_get_info(struct vfio_iommu *iommu, ret = vfio_iommu_migration_build_caps(iommu, &caps); + if (!ret) + ret = vfio_iommu_dma_avail_build_caps(iommu, &caps); + if (!ret) ret = vfio_iommu_iova_build_caps(iommu, &caps); @@ -2933,7 +2951,8 @@ static int vfio_iommu_type1_dma_rw_chunk(struct vfio_iommu *iommu, * size */ bitmap_set(dma->bitmap, offset >> pgshift, - *copied >> pgshift); + ((offset + *copied - 1) >> pgshift) - + (offset >> pgshift) + 1); } } else *copied = copy_from_user(data, (void __user *)vaddr, diff --git a/include/dt-bindings/clock/dra7.h b/include/dt-bindings/clock/dra7.h index 8cec5a1e1806..5ec4137231e3 100644 --- a/include/dt-bindings/clock/dra7.h +++ b/include/dt-bindings/clock/dra7.h @@ -332,6 +332,7 @@ #define DRA7_L4SEC_DES_CLKCTRL DRA7_L4SEC_CLKCTRL_INDEX(0x1b0) #define DRA7_L4SEC_RNG_CLKCTRL DRA7_L4SEC_CLKCTRL_INDEX(0x1c0) #define DRA7_L4SEC_SHAM_CLKCTRL DRA7_L4SEC_CLKCTRL_INDEX(0x1c8) +#define DRA7_L4SEC_SHAM2_CLKCTRL DRA7_L4SEC_CLKCTRL_INDEX(0x1f8) /* l4per2 clocks */ #define DRA7_L4PER2_CLKCTRL_OFFSET 0xc diff --git a/include/dt-bindings/clock/exynos5250.h b/include/dt-bindings/clock/exynos5250.h index bc8a3c53a54b..e259cc01f22f 100644 --- a/include/dt-bindings/clock/exynos5250.h +++ b/include/dt-bindings/clock/exynos5250.h @@ -172,8 +172,10 @@ #define CLK_MOUT_GPLL 1025 #define CLK_MOUT_ACLK200_DISP1_SUB 1026 #define CLK_MOUT_ACLK300_DISP1_SUB 1027 +#define CLK_MOUT_APLL 1028 +#define CLK_MOUT_MPLL 1029 /* must be greater than maximal clock id */ -#define CLK_NR_CLKS 1028 +#define CLK_NR_CLKS 1030 #endif /* _DT_BINDINGS_CLOCK_EXYNOS_5250_H */ diff --git a/include/dt-bindings/clock/exynos5420.h b/include/dt-bindings/clock/exynos5420.h index 02d5ac469a3d..9fffc6ceaadd 100644 --- a/include/dt-bindings/clock/exynos5420.h +++ b/include/dt-bindings/clock/exynos5420.h @@ -230,6 +230,12 @@ #define CLK_MOUT_USER_MAU_EPLL 659 #define CLK_MOUT_SCLK_SPLL 660 #define CLK_MOUT_MX_MSPLL_CCORE_PHY 661 +#define CLK_MOUT_SW_ACLK_G3D 662 +#define CLK_MOUT_APLL 663 +#define CLK_MOUT_MSPLL_CPU 664 +#define CLK_MOUT_KPLL 665 +#define CLK_MOUT_MSPLL_KFC 666 + /* divider clocks */ #define CLK_DOUT_PIXEL 768 diff --git a/include/dt-bindings/clock/imx8mp-clock.h b/include/dt-bindings/clock/imx8mp-clock.h index 7a23f289b27f..e8d68fbb6e3f 100644 --- a/include/dt-bindings/clock/imx8mp-clock.h +++ b/include/dt-bindings/clock/imx8mp-clock.h @@ -180,7 +180,7 @@ #define IMX8MP_CLK_MEDIA_MIPI_PHY1_REF 171 #define IMX8MP_CLK_MEDIA_DISP1_PIX 172 #define IMX8MP_CLK_MEDIA_CAM2_PIX 173 -#define IMX8MP_CLK_MEDIA_MIPI_PHY2_REF 174 +#define IMX8MP_CLK_MEDIA_LDB 174 #define IMX8MP_CLK_MEDIA_MIPI_CSI2_ESC 175 #define IMX8MP_CLK_PCIE2_CTRL 176 #define IMX8MP_CLK_PCIE2_PHY 177 diff --git a/include/dt-bindings/clock/mt8167-clk.h b/include/dt-bindings/clock/mt8167-clk.h new file mode 100644 index 000000000000..a96158edd817 --- /dev/null +++ b/include/dt-bindings/clock/mt8167-clk.h @@ -0,0 +1,131 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2020 MediaTek Inc. + * Copyright (c) 2020 BayLibre, SAS. + * Author: James Liao + * Fabien Parent + */ + +#ifndef _DT_BINDINGS_CLK_MT8167_H +#define _DT_BINDINGS_CLK_MT8167_H + +/* MT8167 is based on MT8516 */ +#include + +/* APMIXEDSYS */ + +#define CLK_APMIXED_TVDPLL (CLK_APMIXED_NR_CLK + 0) +#define CLK_APMIXED_LVDSPLL (CLK_APMIXED_NR_CLK + 1) +#define CLK_APMIXED_HDMI_REF (CLK_APMIXED_NR_CLK + 2) +#define MT8167_CLK_APMIXED_NR_CLK (CLK_APMIXED_NR_CLK + 3) + +/* TOPCKGEN */ + +#define CLK_TOP_DSI0_LNTC_DSICK (CLK_TOP_NR_CLK + 0) +#define CLK_TOP_VPLL_DPIX (CLK_TOP_NR_CLK + 1) +#define CLK_TOP_LVDSTX_CLKDIG_CTS (CLK_TOP_NR_CLK + 2) +#define CLK_TOP_HDMTX_CLKDIG_CTS (CLK_TOP_NR_CLK + 3) +#define CLK_TOP_LVDSPLL (CLK_TOP_NR_CLK + 4) +#define CLK_TOP_LVDSPLL_D2 (CLK_TOP_NR_CLK + 5) +#define CLK_TOP_LVDSPLL_D4 (CLK_TOP_NR_CLK + 6) +#define CLK_TOP_LVDSPLL_D8 (CLK_TOP_NR_CLK + 7) +#define CLK_TOP_MIPI_26M (CLK_TOP_NR_CLK + 8) +#define CLK_TOP_TVDPLL (CLK_TOP_NR_CLK + 9) +#define CLK_TOP_TVDPLL_D2 (CLK_TOP_NR_CLK + 10) +#define CLK_TOP_TVDPLL_D4 (CLK_TOP_NR_CLK + 11) +#define CLK_TOP_TVDPLL_D8 (CLK_TOP_NR_CLK + 12) +#define CLK_TOP_TVDPLL_D16 (CLK_TOP_NR_CLK + 13) +#define CLK_TOP_PWM_MM (CLK_TOP_NR_CLK + 14) +#define CLK_TOP_CAM_MM (CLK_TOP_NR_CLK + 15) +#define CLK_TOP_MFG_MM (CLK_TOP_NR_CLK + 16) +#define CLK_TOP_SPM_52M (CLK_TOP_NR_CLK + 17) +#define CLK_TOP_MIPI_26M_DBG (CLK_TOP_NR_CLK + 18) +#define CLK_TOP_SCAM_MM (CLK_TOP_NR_CLK + 19) +#define CLK_TOP_SMI_MM (CLK_TOP_NR_CLK + 20) +#define CLK_TOP_26M_HDMI_SIFM (CLK_TOP_NR_CLK + 21) +#define CLK_TOP_26M_CEC (CLK_TOP_NR_CLK + 22) +#define CLK_TOP_32K_CEC (CLK_TOP_NR_CLK + 23) +#define CLK_TOP_GCPU_B (CLK_TOP_NR_CLK + 24) +#define CLK_TOP_RG_VDEC (CLK_TOP_NR_CLK + 25) +#define CLK_TOP_RG_FDPI0 (CLK_TOP_NR_CLK + 26) +#define CLK_TOP_RG_FDPI1 (CLK_TOP_NR_CLK + 27) +#define CLK_TOP_RG_AXI_MFG (CLK_TOP_NR_CLK + 28) +#define CLK_TOP_RG_SLOW_MFG (CLK_TOP_NR_CLK + 29) +#define CLK_TOP_GFMUX_EMI1X_SEL (CLK_TOP_NR_CLK + 30) +#define CLK_TOP_CSW_MUX_MFG_SEL (CLK_TOP_NR_CLK + 31) +#define CLK_TOP_CAMTG_MM_SEL (CLK_TOP_NR_CLK + 32) +#define CLK_TOP_PWM_MM_SEL (CLK_TOP_NR_CLK + 33) +#define CLK_TOP_SPM_52M_SEL (CLK_TOP_NR_CLK + 34) +#define CLK_TOP_MFG_MM_SEL (CLK_TOP_NR_CLK + 35) +#define CLK_TOP_SMI_MM_SEL (CLK_TOP_NR_CLK + 36) +#define CLK_TOP_SCAM_MM_SEL (CLK_TOP_NR_CLK + 37) +#define CLK_TOP_VDEC_MM_SEL (CLK_TOP_NR_CLK + 38) +#define CLK_TOP_DPI0_MM_SEL (CLK_TOP_NR_CLK + 39) +#define CLK_TOP_DPI1_MM_SEL (CLK_TOP_NR_CLK + 40) +#define CLK_TOP_AXI_MFG_IN_SEL (CLK_TOP_NR_CLK + 41) +#define CLK_TOP_SLOW_MFG_SEL (CLK_TOP_NR_CLK + 42) +#define MT8167_CLK_TOP_NR_CLK (CLK_TOP_NR_CLK + 43) + +/* MFGCFG */ + +#define CLK_MFG_BAXI 0 +#define CLK_MFG_BMEM 1 +#define CLK_MFG_BG3D 2 +#define CLK_MFG_B26M 3 +#define CLK_MFG_NR_CLK 4 + +/* MMSYS */ + +#define CLK_MM_SMI_COMMON 0 +#define CLK_MM_SMI_LARB0 1 +#define CLK_MM_CAM_MDP 2 +#define CLK_MM_MDP_RDMA 3 +#define CLK_MM_MDP_RSZ0 4 +#define CLK_MM_MDP_RSZ1 5 +#define CLK_MM_MDP_TDSHP 6 +#define CLK_MM_MDP_WDMA 7 +#define CLK_MM_MDP_WROT 8 +#define CLK_MM_FAKE_ENG 9 +#define CLK_MM_DISP_OVL0 10 +#define CLK_MM_DISP_RDMA0 11 +#define CLK_MM_DISP_RDMA1 12 +#define CLK_MM_DISP_WDMA 13 +#define CLK_MM_DISP_COLOR 14 +#define CLK_MM_DISP_CCORR 15 +#define CLK_MM_DISP_AAL 16 +#define CLK_MM_DISP_GAMMA 17 +#define CLK_MM_DISP_DITHER 18 +#define CLK_MM_DISP_UFOE 19 +#define CLK_MM_DISP_PWM_MM 20 +#define CLK_MM_DISP_PWM_26M 21 +#define CLK_MM_DSI_ENGINE 22 +#define CLK_MM_DSI_DIGITAL 23 +#define CLK_MM_DPI0_ENGINE 24 +#define CLK_MM_DPI0_PXL 25 +#define CLK_MM_LVDS_PXL 26 +#define CLK_MM_LVDS_CTS 27 +#define CLK_MM_DPI1_ENGINE 28 +#define CLK_MM_DPI1_PXL 29 +#define CLK_MM_HDMI_PXL 30 +#define CLK_MM_HDMI_SPDIF 31 +#define CLK_MM_HDMI_ADSP_BCK 32 +#define CLK_MM_HDMI_PLL 33 +#define CLK_MM_NR_CLK 34 + +/* IMGSYS */ + +#define CLK_IMG_LARB1_SMI 0 +#define CLK_IMG_CAM_SMI 1 +#define CLK_IMG_CAM_CAM 2 +#define CLK_IMG_SEN_TG 3 +#define CLK_IMG_SEN_CAM 4 +#define CLK_IMG_VENC 5 +#define CLK_IMG_NR_CLK 6 + +/* VDECSYS */ + +#define CLK_VDEC_CKEN 0 +#define CLK_VDEC_LARB1_CKEN 1 +#define CLK_VDEC_NR_CLK 2 + +#endif /* _DT_BINDINGS_CLK_MT8167_H */ diff --git a/include/dt-bindings/clock/qcom,dispcc-sm8150.h b/include/dt-bindings/clock/qcom,dispcc-sm8150.h new file mode 120000 index 000000000000..0312b4544acb --- /dev/null +++ b/include/dt-bindings/clock/qcom,dispcc-sm8150.h @@ -0,0 +1 @@ +qcom,dispcc-sm8250.h \ No newline at end of file diff --git a/include/dt-bindings/clock/qcom,dispcc-sm8250.h b/include/dt-bindings/clock/qcom,dispcc-sm8250.h new file mode 100644 index 000000000000..fdaca6ad5c85 --- /dev/null +++ b/include/dt-bindings/clock/qcom,dispcc-sm8250.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_DISP_CC_SM8250_H +#define _DT_BINDINGS_CLK_QCOM_DISP_CC_SM8250_H + +/* DISP_CC clock registers */ +#define DISP_CC_MDSS_AHB_CLK 0 +#define DISP_CC_MDSS_AHB_CLK_SRC 1 +#define DISP_CC_MDSS_BYTE0_CLK 2 +#define DISP_CC_MDSS_BYTE0_CLK_SRC 3 +#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 4 +#define DISP_CC_MDSS_BYTE0_INTF_CLK 5 +#define DISP_CC_MDSS_BYTE1_CLK 6 +#define DISP_CC_MDSS_BYTE1_CLK_SRC 7 +#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 8 +#define DISP_CC_MDSS_BYTE1_INTF_CLK 9 +#define DISP_CC_MDSS_DP_AUX1_CLK 10 +#define DISP_CC_MDSS_DP_AUX1_CLK_SRC 11 +#define DISP_CC_MDSS_DP_AUX_CLK 12 +#define DISP_CC_MDSS_DP_AUX_CLK_SRC 13 +#define DISP_CC_MDSS_DP_LINK1_CLK 14 +#define DISP_CC_MDSS_DP_LINK1_CLK_SRC 15 +#define DISP_CC_MDSS_DP_LINK1_DIV_CLK_SRC 16 +#define DISP_CC_MDSS_DP_LINK1_INTF_CLK 17 +#define DISP_CC_MDSS_DP_LINK_CLK 18 +#define DISP_CC_MDSS_DP_LINK_CLK_SRC 19 +#define DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC 20 +#define DISP_CC_MDSS_DP_LINK_INTF_CLK 21 +#define DISP_CC_MDSS_DP_PIXEL1_CLK 22 +#define DISP_CC_MDSS_DP_PIXEL1_CLK_SRC 23 +#define DISP_CC_MDSS_DP_PIXEL2_CLK 24 +#define DISP_CC_MDSS_DP_PIXEL2_CLK_SRC 25 +#define DISP_CC_MDSS_DP_PIXEL_CLK 26 +#define DISP_CC_MDSS_DP_PIXEL_CLK_SRC 27 +#define DISP_CC_MDSS_ESC0_CLK 28 +#define DISP_CC_MDSS_ESC0_CLK_SRC 29 +#define DISP_CC_MDSS_ESC1_CLK 30 +#define DISP_CC_MDSS_ESC1_CLK_SRC 31 +#define DISP_CC_MDSS_MDP_CLK 32 +#define DISP_CC_MDSS_MDP_CLK_SRC 33 +#define DISP_CC_MDSS_MDP_LUT_CLK 34 +#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 35 +#define DISP_CC_MDSS_PCLK0_CLK 36 +#define DISP_CC_MDSS_PCLK0_CLK_SRC 37 +#define DISP_CC_MDSS_PCLK1_CLK 38 +#define DISP_CC_MDSS_PCLK1_CLK_SRC 39 +#define DISP_CC_MDSS_ROT_CLK 40 +#define DISP_CC_MDSS_ROT_CLK_SRC 41 +#define DISP_CC_MDSS_RSCC_AHB_CLK 42 +#define DISP_CC_MDSS_RSCC_VSYNC_CLK 43 +#define DISP_CC_MDSS_VSYNC_CLK 44 +#define DISP_CC_MDSS_VSYNC_CLK_SRC 45 +#define DISP_CC_PLL0 46 +#define DISP_CC_PLL1 47 + +/* DISP_CC Reset */ +#define DISP_CC_MDSS_CORE_BCR 0 +#define DISP_CC_MDSS_RSCC_BCR 1 + +/* DISP_CC GDSCR */ +#define MDSS_GDSC 0 + +#endif diff --git a/include/dt-bindings/clock/qcom,gcc-msm8994.h b/include/dt-bindings/clock/qcom,gcc-msm8994.h index 938969309e00..507b8d6effd2 100644 --- a/include/dt-bindings/clock/qcom,gcc-msm8994.h +++ b/include/dt-bindings/clock/qcom,gcc-msm8994.h @@ -126,5 +126,41 @@ #define GCC_USB3_PHY_AUX_CLK 116 #define GCC_USB_HS_SYSTEM_CLK 117 #define GCC_SDCC1_AHB_CLK 118 +#define GCC_LPASS_Q6_AXI_CLK 119 +#define GCC_MSS_Q6_BIMC_AXI_CLK 120 +#define GCC_PCIE_0_CFG_AHB_CLK 121 +#define GCC_PCIE_0_MSTR_AXI_CLK 122 +#define GCC_PCIE_0_SLV_AXI_CLK 123 +#define GCC_PCIE_1_CFG_AHB_CLK 124 +#define GCC_PCIE_1_MSTR_AXI_CLK 125 +#define GCC_PCIE_1_SLV_AXI_CLK 126 +#define GCC_PDM_AHB_CLK 127 +#define GCC_SDCC2_AHB_CLK 128 +#define GCC_SDCC3_AHB_CLK 129 +#define GCC_SDCC4_AHB_CLK 130 +#define GCC_TSIF_AHB_CLK 131 +#define GCC_UFS_AHB_CLK 132 +#define GCC_UFS_RX_SYMBOL_0_CLK 133 +#define GCC_UFS_RX_SYMBOL_1_CLK 134 +#define GCC_UFS_TX_SYMBOL_0_CLK 135 +#define GCC_UFS_TX_SYMBOL_1_CLK 136 +#define GCC_USB2_HS_PHY_SLEEP_CLK 137 +#define GCC_USB30_SLEEP_CLK 138 +#define GCC_USB_HS_AHB_CLK 139 +#define GCC_USB_PHY_CFG_AHB2PHY_CLK 140 + +/* GDSCs */ +#define PCIE_GDSC 0 +#define PCIE_0_GDSC 1 +#define PCIE_1_GDSC 2 +#define USB30_GDSC 3 +#define UFS_GDSC 4 + +/* Resets */ +#define USB3_PHY_RESET 0 +#define USB3PHY_PHY_RESET 1 +#define PCIE_PHY_0_RESET 2 +#define PCIE_PHY_1_RESET 3 +#define QUSB2_PHY_RESET 4 #endif diff --git a/include/dt-bindings/clock/qcom,videocc-sm8150.h b/include/dt-bindings/clock/qcom,videocc-sm8150.h new file mode 100644 index 000000000000..e24ee840cfdb --- /dev/null +++ b/include/dt-bindings/clock/qcom,videocc-sm8150.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8150_H +#define _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8150_H + +/* VIDEO_CC clocks */ +#define VIDEO_CC_IRIS_AHB_CLK 0 +#define VIDEO_CC_IRIS_CLK_SRC 1 +#define VIDEO_CC_MVS0_CORE_CLK 2 +#define VIDEO_CC_MVS1_CORE_CLK 3 +#define VIDEO_CC_MVSC_CORE_CLK 4 +#define VIDEO_CC_PLL0 5 + +/* VIDEO_CC Resets */ +#define VIDEO_CC_MVSC_CORE_CLK_BCR 0 + +/* VIDEO_CC GDSCRs */ +#define VENUS_GDSC 0 +#define VCODEC0_GDSC 1 +#define VCODEC1_GDSC 2 + +#endif diff --git a/include/dt-bindings/clock/qcom,videocc-sm8250.h b/include/dt-bindings/clock/qcom,videocc-sm8250.h new file mode 100644 index 000000000000..2b2b3867af25 --- /dev/null +++ b/include/dt-bindings/clock/qcom,videocc-sm8250.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8250_H +#define _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8250_H + +/* VIDEO_CC clocks */ +#define VIDEO_CC_MVS0_CLK_SRC 0 +#define VIDEO_CC_MVS0C_CLK 1 +#define VIDEO_CC_MVS0C_DIV2_DIV_CLK_SRC 2 +#define VIDEO_CC_MVS1_CLK_SRC 3 +#define VIDEO_CC_MVS1_DIV2_CLK 4 +#define VIDEO_CC_MVS1C_CLK 5 +#define VIDEO_CC_MVS1C_DIV2_DIV_CLK_SRC 6 +#define VIDEO_CC_PLL0 7 +#define VIDEO_CC_PLL1 8 + +/* VIDEO_CC resets */ +#define VIDEO_CC_CVP_INTERFACE_BCR 0 +#define VIDEO_CC_CVP_MVS0_BCR 1 +#define VIDEO_CC_MVS0C_CLK_ARES 2 +#define VIDEO_CC_CVP_MVS0C_BCR 3 +#define VIDEO_CC_CVP_MVS1_BCR 4 +#define VIDEO_CC_MVS1C_CLK_ARES 5 +#define VIDEO_CC_CVP_MVS1C_BCR 6 + +#define MVS0C_GDSC 0 +#define MVS1C_GDSC 1 +#define MVS0_GDSC 2 +#define MVS1_GDSC 3 + +#endif diff --git a/include/dt-bindings/clock/r8a779a0-cpg-mssr.h b/include/dt-bindings/clock/r8a779a0-cpg-mssr.h new file mode 100644 index 000000000000..f1d737ca7ca1 --- /dev/null +++ b/include/dt-bindings/clock/r8a779a0-cpg-mssr.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_CLOCK_R8A779A0_CPG_MSSR_H__ +#define __DT_BINDINGS_CLOCK_R8A779A0_CPG_MSSR_H__ + +#include + +/* r8a779A0 CPG Core Clocks */ +#define R8A779A0_CLK_Z0 0 +#define R8A779A0_CLK_ZX 1 +#define R8A779A0_CLK_Z1 2 +#define R8A779A0_CLK_ZR 3 +#define R8A779A0_CLK_ZS 4 +#define R8A779A0_CLK_ZT 5 +#define R8A779A0_CLK_ZTR 6 +#define R8A779A0_CLK_S1D1 7 +#define R8A779A0_CLK_S1D2 8 +#define R8A779A0_CLK_S1D4 9 +#define R8A779A0_CLK_S1D8 10 +#define R8A779A0_CLK_S1D12 11 +#define R8A779A0_CLK_S3D1 12 +#define R8A779A0_CLK_S3D2 13 +#define R8A779A0_CLK_S3D4 14 +#define R8A779A0_CLK_LB 15 +#define R8A779A0_CLK_CP 16 +#define R8A779A0_CLK_CL 17 +#define R8A779A0_CLK_CL16MCK 18 +#define R8A779A0_CLK_ZB30 19 +#define R8A779A0_CLK_ZB30D2 20 +#define R8A779A0_CLK_ZB30D4 21 +#define R8A779A0_CLK_ZB31 22 +#define R8A779A0_CLK_ZB31D2 23 +#define R8A779A0_CLK_ZB31D4 24 +#define R8A779A0_CLK_SD0H 25 +#define R8A779A0_CLK_SD0 26 +#define R8A779A0_CLK_RPC 27 +#define R8A779A0_CLK_RPCD2 28 +#define R8A779A0_CLK_MSO 29 +#define R8A779A0_CLK_CANFD 30 +#define R8A779A0_CLK_CSI0 31 +#define R8A779A0_CLK_FRAY 32 +#define R8A779A0_CLK_DSI 33 +#define R8A779A0_CLK_VIP 34 +#define R8A779A0_CLK_ADGH 35 +#define R8A779A0_CLK_CNNDSP 36 +#define R8A779A0_CLK_ICU 37 +#define R8A779A0_CLK_ICUD2 38 +#define R8A779A0_CLK_VCBUS 39 +#define R8A779A0_CLK_CBFUSA 40 +#define R8A779A0_CLK_R 41 +#define R8A779A0_CLK_OSC 42 + +#endif /* __DT_BINDINGS_CLOCK_R8A779A0_CPG_MSSR_H__ */ diff --git a/include/dt-bindings/clock/vf610-clock.h b/include/dt-bindings/clock/vf610-clock.h index 0f2d60e884dc..373644e46747 100644 --- a/include/dt-bindings/clock/vf610-clock.h +++ b/include/dt-bindings/clock/vf610-clock.h @@ -196,6 +196,7 @@ #define VF610_CLK_TCON0 187 #define VF610_CLK_TCON1 188 #define VF610_CLK_CAAM 189 -#define VF610_CLK_END 190 +#define VF610_CLK_CRC 190 +#define VF610_CLK_END 191 #endif /* __DT_BINDINGS_CLOCK_VF610_H */ diff --git a/include/dt-bindings/power/r8a779a0-sysc.h b/include/dt-bindings/power/r8a779a0-sysc.h new file mode 100644 index 000000000000..57929e459a67 --- /dev/null +++ b/include/dt-bindings/power/r8a779a0-sysc.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_POWER_R8A779A0_SYSC_H__ +#define __DT_BINDINGS_POWER_R8A779A0_SYSC_H__ + +/* + * These power domain indices match the Power Domain Register Numbers (PDR) + */ + +#define R8A779A0_PD_A1E0D0C0 0 +#define R8A779A0_PD_A1E0D0C1 1 +#define R8A779A0_PD_A1E0D1C0 2 +#define R8A779A0_PD_A1E0D1C1 3 +#define R8A779A0_PD_A1E1D0C0 4 +#define R8A779A0_PD_A1E1D0C1 5 +#define R8A779A0_PD_A1E1D1C0 6 +#define R8A779A0_PD_A1E1D1C1 7 +#define R8A779A0_PD_A2E0D0 16 +#define R8A779A0_PD_A2E0D1 17 +#define R8A779A0_PD_A2E1D0 18 +#define R8A779A0_PD_A2E1D1 19 +#define R8A779A0_PD_A3E0 20 +#define R8A779A0_PD_A3E1 21 +#define R8A779A0_PD_3DG_A 24 +#define R8A779A0_PD_3DG_B 25 +#define R8A779A0_PD_A1CNN2 32 +#define R8A779A0_PD_A1DSP0 33 +#define R8A779A0_PD_A2IMP01 34 +#define R8A779A0_PD_A2DP0 35 +#define R8A779A0_PD_A2CV0 36 +#define R8A779A0_PD_A2CV1 37 +#define R8A779A0_PD_A2CV4 38 +#define R8A779A0_PD_A2CV6 39 +#define R8A779A0_PD_A2CN2 40 +#define R8A779A0_PD_A1CNN0 41 +#define R8A779A0_PD_A2CN0 42 +#define R8A779A0_PD_A3IR 43 +#define R8A779A0_PD_A1CNN1 44 +#define R8A779A0_PD_A1DSP1 45 +#define R8A779A0_PD_A2IMP23 46 +#define R8A779A0_PD_A2DP1 47 +#define R8A779A0_PD_A2CV2 48 +#define R8A779A0_PD_A2CV3 49 +#define R8A779A0_PD_A2CV5 50 +#define R8A779A0_PD_A2CV7 51 +#define R8A779A0_PD_A2CN1 52 +#define R8A779A0_PD_A3VIP0 56 +#define R8A779A0_PD_A3VIP1 57 +#define R8A779A0_PD_A3VIP2 58 +#define R8A779A0_PD_A3VIP3 59 +#define R8A779A0_PD_A3ISP01 60 +#define R8A779A0_PD_A3ISP23 61 + +/* Always-on power area */ +#define R8A779A0_PD_ALWAYS_ON 64 + +#endif /* __DT_BINDINGS_POWER_R8A779A0_SYSC_H__ */ diff --git a/include/linux/pci.h b/include/linux/pci.h index 32cd2b550736..22207a79762c 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -446,6 +446,7 @@ struct pci_dev { unsigned int is_probed:1; /* Device probing in progress */ unsigned int link_active_reporting:1;/* Device capable of reporting link active */ unsigned int no_vf_scan:1; /* Don't scan for VFs after IOV enablement */ + unsigned int no_command_memory:1; /* No PCI_COMMAND_MEMORY */ pci_dev_flags_t dev_flags; atomic_t enable_cnt; /* pci_enable_device has been called */ diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index 2fa68bf5aa4f..3fa3ba6498e8 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -442,16 +442,16 @@ enum rproc_crash_type { /** * enum rproc_dump_mechanism - Coredump options for core - * @RPROC_COREDUMP_DEFAULT: Copy dump to separate buffer and carry on with + * @RPROC_COREDUMP_DISABLED: Don't perform any dump + * @RPROC_COREDUMP_ENABLED: Copy dump to separate buffer and carry on with recovery * @RPROC_COREDUMP_INLINE: Read segments directly from device memory. Stall recovery until all segments are read - * @RPROC_COREDUMP_DISABLED: Don't perform any dump */ enum rproc_dump_mechanism { - RPROC_COREDUMP_DEFAULT, - RPROC_COREDUMP_INLINE, RPROC_COREDUMP_DISABLED, + RPROC_COREDUMP_ENABLED, + RPROC_COREDUMP_INLINE, }; /** diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 920470502329..2f313a238a8f 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -201,8 +201,11 @@ struct vfio_device_info { #define VFIO_DEVICE_FLAGS_AMBA (1 << 3) /* vfio-amba device */ #define VFIO_DEVICE_FLAGS_CCW (1 << 4) /* vfio-ccw device */ #define VFIO_DEVICE_FLAGS_AP (1 << 5) /* vfio-ap device */ +#define VFIO_DEVICE_FLAGS_FSL_MC (1 << 6) /* vfio-fsl-mc device */ +#define VFIO_DEVICE_FLAGS_CAPS (1 << 7) /* Info supports caps */ __u32 num_regions; /* Max region index + 1 */ __u32 num_irqs; /* Max IRQ index + 1 */ + __u32 cap_offset; /* Offset within info struct of first cap */ }; #define VFIO_DEVICE_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 7) @@ -218,6 +221,15 @@ struct vfio_device_info { #define VFIO_DEVICE_API_CCW_STRING "vfio-ccw" #define VFIO_DEVICE_API_AP_STRING "vfio-ap" +/* + * The following capabilities are unique to s390 zPCI devices. Their contents + * are further-defined in vfio_zdev.h + */ +#define VFIO_DEVICE_INFO_CAP_ZPCI_BASE 1 +#define VFIO_DEVICE_INFO_CAP_ZPCI_GROUP 2 +#define VFIO_DEVICE_INFO_CAP_ZPCI_UTIL 3 +#define VFIO_DEVICE_INFO_CAP_ZPCI_PFIP 4 + /** * VFIO_DEVICE_GET_REGION_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 8, * struct vfio_region_info) @@ -462,7 +474,7 @@ struct vfio_region_gfx_edid { * 5. Resumed * |--------->| * - * 0. Default state of VFIO device is _RUNNNG when the user application starts. + * 0. Default state of VFIO device is _RUNNING when the user application starts. * 1. During normal shutdown of the user application, the user application may * optionally change the VFIO device state from _RUNNING to _STOP. This * transition is optional. The vendor driver must support this transition but @@ -1039,6 +1051,21 @@ struct vfio_iommu_type1_info_cap_migration { __u64 max_dirty_bitmap_size; /* in bytes */ }; +/* + * The DMA available capability allows to report the current number of + * simultaneously outstanding DMA mappings that are allowed. + * + * The structure below defines version 1 of this capability. + * + * avail: specifies the current number of outstanding DMA mappings allowed. + */ +#define VFIO_IOMMU_TYPE1_INFO_DMA_AVAIL 3 + +struct vfio_iommu_type1_info_dma_avail { + struct vfio_info_cap_header header; + __u32 avail; +}; + #define VFIO_IOMMU_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12) /** diff --git a/include/uapi/linux/vfio_zdev.h b/include/uapi/linux/vfio_zdev.h new file mode 100644 index 000000000000..b4309397b6b2 --- /dev/null +++ b/include/uapi/linux/vfio_zdev.h @@ -0,0 +1,78 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * VFIO Region definitions for ZPCI devices + * + * Copyright IBM Corp. 2020 + * + * Author(s): Pierre Morel + * Matthew Rosato + */ + +#ifndef _VFIO_ZDEV_H_ +#define _VFIO_ZDEV_H_ + +#include +#include + +/** + * VFIO_DEVICE_INFO_CAP_ZPCI_BASE - Base PCI Function information + * + * This capability provides a set of descriptive information about the + * associated PCI function. + */ +struct vfio_device_info_cap_zpci_base { + struct vfio_info_cap_header header; + __u64 start_dma; /* Start of available DMA addresses */ + __u64 end_dma; /* End of available DMA addresses */ + __u16 pchid; /* Physical Channel ID */ + __u16 vfn; /* Virtual function number */ + __u16 fmb_length; /* Measurement Block Length (in bytes) */ + __u8 pft; /* PCI Function Type */ + __u8 gid; /* PCI function group ID */ +}; + +/** + * VFIO_DEVICE_INFO_CAP_ZPCI_GROUP - Base PCI Function Group information + * + * This capability provides a set of descriptive information about the group of + * PCI functions that the associated device belongs to. + */ +struct vfio_device_info_cap_zpci_group { + struct vfio_info_cap_header header; + __u64 dasm; /* DMA Address space mask */ + __u64 msi_addr; /* MSI address */ + __u64 flags; +#define VFIO_DEVICE_INFO_ZPCI_FLAG_REFRESH 1 /* Program-specified TLB refresh */ + __u16 mui; /* Measurement Block Update Interval */ + __u16 noi; /* Maximum number of MSIs */ + __u16 maxstbl; /* Maximum Store Block Length */ + __u8 version; /* Supported PCI Version */ +}; + +/** + * VFIO_DEVICE_INFO_CAP_ZPCI_UTIL - Utility String + * + * This capability provides the utility string for the associated device, which + * is a device identifier string made up of EBCDID characters. 'size' specifies + * the length of 'util_str'. + */ +struct vfio_device_info_cap_zpci_util { + struct vfio_info_cap_header header; + __u32 size; + __u8 util_str[]; +}; + +/** + * VFIO_DEVICE_INFO_CAP_ZPCI_PFIP - PCI Function Path + * + * This capability provides the PCI function path string, which is an identifier + * that describes the internal hardware path of the device. 'size' specifies + * the length of 'pfip'. + */ +struct vfio_device_info_cap_zpci_pfip { + struct vfio_info_cap_header header; + __u32 size; + __u8 pfip[]; +}; + +#endif diff --git a/kernel/module.c b/kernel/module.c index 9d9f2400d94e..a4fa44a652a7 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -92,8 +92,9 @@ EXPORT_SYMBOL_GPL(module_mutex); static LIST_HEAD(modules); /* Work queue for freeing init sections in success case */ -static struct work_struct init_free_wq; -static struct llist_head init_free_list; +static void do_free_init(struct work_struct *w); +static DECLARE_WORK(init_free_wq, do_free_init); +static LLIST_HEAD(init_free_list); #ifdef CONFIG_MODULES_TREE_LOOKUP @@ -2097,8 +2098,11 @@ static int module_enforce_rwx_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, int i; for (i = 0; i < hdr->e_shnum; i++) { - if ((sechdrs[i].sh_flags & shf_wx) == shf_wx) + if ((sechdrs[i].sh_flags & shf_wx) == shf_wx) { + pr_err("%s: section %s (index %d) has invalid WRITE|EXEC flags\n", + mod->name, secstrings + sechdrs[i].sh_name, i); return -ENOEXEC; + } } return 0; @@ -3591,14 +3595,6 @@ static void do_free_init(struct work_struct *w) } } -static int __init modules_wq_init(void) -{ - INIT_WORK(&init_free_wq, do_free_init); - init_llist_head(&init_free_list); - return 0; -} -module_init(modules_wq_init); - /* * This is where the real work happens. * @@ -3841,8 +3837,10 @@ static int load_module(struct load_info *info, const char __user *uargs, char *after_dashes; err = elf_header_check(info); - if (err) + if (err) { + pr_err("Module has invalid ELF header\n"); goto free_copy; + } err = setup_load_info(info, flags); if (err) @@ -3850,6 +3848,7 @@ static int load_module(struct load_info *info, const char __user *uargs, if (blacklisted(info->name)) { err = -EPERM; + pr_err("Module %s is blacklisted\n", info->name); goto free_copy; }