Commit Graph

498 Commits

Author SHA1 Message Date
Linus Torvalds
57d76cecce linux-watchdog 6.20-rc1 tag
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Merge tag 'linux-watchdog-6.20-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - iTCO: Drop vendor support

 - s3c2410_wdt: Drop S3C2410 support

 - Convert mpc8xxx-wdt to YAML

 - Several small fixes and improvements

* tag 'linux-watchdog-6.20-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  dt-bindings: watchdog: qcom-wdt: Document Glymur watchdog
  dt-bindings: watchdog: Convert mpc8xxx-wdt to YAML
  dt-bindings: watchdog: samsung-wdt: Split if:then: and constrain more
  dt-bindings: watchdog: samsung-wdt: Drop S3C2410
  watchdog: s3c2410_wdt: Drop S3C2410 support
  dt-bindings: watchdog: samsung-wdt: Define cluster constraints top-level
  watchdog: rzv2h_wdt: Discard pm_runtime_put() return value
  watchdog: rz: Discard pm_runtime_put() return values
  watchdog: Make API functions const correct
  watchdog: imx7ulp_wdt: handle the nowayout option
  watchdog: sbsa: Update the W_IIDR Implementer bit mask to 0xFFF
  watchdog: Always return time left until watchdog times out
  watchdog: iTCO: Drop vendor support
  watchdog: starfive-wdt: Fix PM reference leak in probe error path
  fix it87_wdt early reboot by reporting running timer
2026-02-16 12:21:22 -08:00
Arnd Bergmann
a1f4991db6 More Qualcomm Arm64 DeviceTree updates for v6.20
Enable ADSP FastRPC and add missing GPU memory regions on Agatti.
 Also add the missing GPU regions on SM6115.
 
 Describe the application subsystem watchdog on Hamoa and enable this in
 the EL2 configurations.
 
 Add the camera control interface (CCI) I2C controller on MSM8953, and
 describe the camera regulators and the camera EEPROM on Fairphone FP3.
 
 Specify clock frequency for the i2c4 bus on OnePlus 6, to silence the
 warnings about missing frequency definition.
 
 Add FastRPC and associated heap memory, as well as Coresight, on SM8750
 
 Switch a variety of platforms to use the generic RPMPD_ constants,
 instead of target-specific duplicated, to allow us to drop these from
 the header files.
 
 Drop the invalid opp-shared on the QUP OPP table for Talos.
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Merge tag 'qcom-arm64-for-6.20-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into soc/dt

More Qualcomm Arm64 DeviceTree updates for v6.20

Enable ADSP FastRPC and add missing GPU memory regions on Agatti.
Also add the missing GPU regions on SM6115.

Describe the application subsystem watchdog on Hamoa and enable this in
the EL2 configurations.

Add the camera control interface (CCI) I2C controller on MSM8953, and
describe the camera regulators and the camera EEPROM on Fairphone FP3.

Specify clock frequency for the i2c4 bus on OnePlus 6, to silence the
warnings about missing frequency definition.

Add FastRPC and associated heap memory, as well as Coresight, on SM8750

Switch a variety of platforms to use the generic RPMPD_ constants,
instead of target-specific duplicated, to allow us to drop these from
the header files.

Drop the invalid opp-shared on the QUP OPP table for Talos.

* tag 'qcom-arm64-for-6.20-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  arm64: dts: qcom: sm6115: Add CX_MEM/DBGC GPU regions
  arm64: dts: qcom: agatti: Add CX_MEM/DBGC GPU regions
  arm64: dts: qcom: sm8750: add ADSP fastrpc-compute-cb nodes
  arm64: dts: qcom: sm8750: add memory node for adsp fastrpc
  arm64: dts: qcom: switch to RPMPD_* indices
  arm64: dts: qcom: oneplus-enchilada: Specify i2c4 clock frequency
  arm64: dts: qcom: sm6350: Add clocks for aggre1 & aggre2 NoC
  arm64: dts: qcom: agatti: enable FastRPC on the ADSP
  arm64: qcom: dts: sm8750: add coresight nodes
  arm64: dts: qcom: talos: Drop opp-shared from QUP OPP table
  arm64: dts: qcom: x1-el2: Enable the APSS watchdog
  arm64: dts: qcom: hamoa: Add the APSS watchdog
  dt-bindings: watchdog: Document X1E80100 compatible
  arm64: dts: qcom: sdm632-fairphone-fp3: Enable CCI and add EEPROM
  arm64: dts: qcom: sdm632-fairphone-fp3: Add camera fixed regulators
  arm64: dts: qcom: msm8953: Add CCI nodes
  arm64: dts: qcom: msm8953: Re-sort tlmm pinctrl states

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2026-01-28 19:08:03 +01:00
Arnd Bergmann
915ed61356 arm64: Xilinx DT changes for 6.20
- Cleanup SPI compatible strings
 - wwdt: Add optional power-domains property
 - ZynqMP: Fix OPP description and setup
 - ZynqMP: Remove OP-TEE node
 - Drop label from dlg,slg7xl45106
 - Remove ina260 IIO description
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Merge tag 'zynqmp-dt-for-6.20' of https://github.com/Xilinx/linux-xlnx into soc/dt

arm64: Xilinx DT changes for 6.20

- Cleanup SPI compatible strings
- wwdt: Add optional power-domains property
- ZynqMP: Fix OPP description and setup
- ZynqMP: Remove OP-TEE node
- Drop label from dlg,slg7xl45106
- Remove ina260 IIO description

* tag 'zynqmp-dt-for-6.20' of https://github.com/Xilinx/linux-xlnx:
  arm64: zynqmp: Remove ina260 IIO description
  arm64: dts: xilinx: Drop "label" property on dlg,slg7xl45106
  Revert "arm64: zynqmp: Add an OP-TEE node to the device tree"
  arm64: dts: xilinx: fix zynqmp opp-table-cpu
  dt-bindings: watchdog: xlnx,versal-wwdt: Add optional power-domains property
  arm64: dts: xilinx: add soc-specific spi compatibles for zynqmp/versal-net

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2026-01-26 16:03:01 +01:00
Abel Vesa
6609c1976e dt-bindings: watchdog: Document X1E80100 compatible
Document the compatible for the X1E80100 platform to the Qualcomm watchdog
binding. The HW implementation is compatible with the KPSS WDT.

Acked-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20251224-arm64-dts-qcom-x1e80100-el2-add-apss-wdt-v3-1-1801c55d2883@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2026-01-19 13:39:50 -06:00
Pankaj Patil
450517fa5a dt-bindings: watchdog: qcom-wdt: Document Glymur watchdog
Add devicetree binding for watchdog present on Qualcomm's Glymur SoC

Signed-off-by: Pankaj Patil <pankaj.patil@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2026-01-18 10:59:39 +01:00
J. Neuschäfer
478003f61b dt-bindings: watchdog: Convert mpc8xxx-wdt to YAML
Convert mpc83xx-wdt.txt to YAML to enable automatic schema validation.

Signed-off-by: J. Neuschäfer <j.ne@posteo.net>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2026-01-18 10:59:39 +01:00
Krzysztof Kozlowski
8fa8380abd dt-bindings: watchdog: samsung-wdt: Split if:then: and constrain more
Binding defined two if:then: blocks covering different conditions but
not fully constraining the properties per each variant:
1. "if:" to require samsung,syscon-phandle,
2. "if:" with "else:" to narrow number of clocks and require or disallow
   samsung,cluster-index.

This still did not cover following cases:
1. Disallow samsung,syscon-phandle when not applicable,
2. Narrow samsung,cluster-index to [0, 1], for SoCs with only two
   clusters.

Solving this in current format would lead to spaghetti code, so re-write
entire "if:then:" approach into mutually exclusive cases so each SoC
appears only in one "if:" block.  This allows to forbid
samsung,syscon-phandle for S3C6410, and narrow samsung,cluster-index
to [0, 1].

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2026-01-18 10:56:12 +01:00
Krzysztof Kozlowski
6a11dbf4d0 dt-bindings: watchdog: samsung-wdt: Drop S3C2410
Samsung S3C2410 SoC was removed from Linux kernel in the
commit 61b7f8920b ("ARM: s3c: remove all s3c24xx support"), in January
2023.  There are no in-kernel users of samsung,s3c2410-wdt compatible
anymore and platform is so old, that there should be no out-of-tree
users.  If such existed, they would have enough of time to object
dropping Samsung S3C2410 SoC removal from the kernel (which did not
happen).

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2026-01-18 10:56:12 +01:00
Krzysztof Kozlowski
f2cfba2875 dt-bindings: watchdog: samsung-wdt: Define cluster constraints top-level
Properties should be always constrained in top-level part of the
bindings, so move the samsung,cluster-index constrain from if: block.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2026-01-18 10:56:11 +01:00
Linus Walleij
54de247a0e dt-bindings: Updates Linus Walleij's mail address
My name is stamped into maintainership for a big slew of DT
bindings. Now that it is changing, switch it over to my
kernel.org mail address, which will hopefully be stable for the
rest of my life.

Signed-off-by: Linus Walleij <linusw@kernel.org>
Link: https://patch.msgid.link/20251216-maintainers-dt-v1-1-0b5ab102c9bb@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-12-16 10:17:59 -06:00
Harini T
801c034462 dt-bindings: watchdog: xlnx,versal-wwdt: Add optional power-domains property
AMD/Xilinx Versal Window Watchdog Timer has its own power domain, so add
an optional property to describe it.

Signed-off-by: Harini T <harini.t@amd.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/20250130120233.742879-1-harini.t@amd.com
2025-12-15 08:43:12 +01:00
Linus Torvalds
fbff949679 linux-watchdog 6.19-rc1 tag
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Merge tag 'linux-watchdog-6.19-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - Add watchdog support for:
     - Renesas WWDT
     - AST2700 platform
     - MediaTek MT8189 SoC
     - Loongson-2k0300 watchdog
     - Qualcomm Kaanapali watchdog
     - RK3506 compatible
     - Airoha AN7583 SoC

 - DT Schema conversions:
     - lantiq,wdt
     - TI OMAP
     - marvell,orion-wdt

 - Several other fixes and improvements

* tag 'linux-watchdog-6.19-rc1' of git://www.linux-watchdog.org/linux-watchdog: (30 commits)
  watchdog: starfive: Fix resource leak in probe error path
  dt-bindings: watchdog: airoha: Add support for Airoha AN7583 SoC
  dt-bindings: watchdog: lantiq,wdt: convert bindings to dtschema
  dt-bindings: watchdog: Add RK3506 compatible
  dt-bindings: watchdog: Document Qualcomm Kaanapali watchdog
  watchdog: wdat_wdt: Fix ACPI table leak in probe function
  watchdog: loongson1: Add Loongson-2k0300 watchdog support
  dt-bindings: watchdog: loongson,ls1x-wdt: Add ls2k0300-wdt compatible
  watchdog: loongson1: Drop CONFIG_OF
  watchdog: loongson1: Simplify ls1x_wdt_probe code
  watchdog: loongson1: Add missing MODULE_PARM_DESC
  watchdog/diag288: Fix module comment typos
  dt-bindings: watchdog: Support MediaTek MT8189 wdt
  dt-bindings: watchdog: mediatek,mtk-wdt: Add compatible for MT8189 SoC
  dt-bindings: mfd: rohm,bd96801-pmic: Correct timeout-sec length and reference watchdog schema
  dt-bindings: watchdog: Allow node names named 'pmic'
  dt-bindings: watchdog: Restrict timeout-sec to one number
  watchdog: renesas_wwdt: add driver
  dt-bindings: watchdog: Add Renesas WWDT
  dt-bindings: watchdog: Convert marvell,orion-wdt to DT schema
  ...
2025-12-06 10:00:49 -08:00
Krzysztof Kozlowski
bcc357c8e0 dt-bindings: Update Krzysztof Kozlowski's email
Update Krzysztof Kozlowski's email address to kernel.org account to stay
reachable.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20251021095354.86455-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-11-17 11:24:50 -06:00
Christian Marangi
6fbf541520 dt-bindings: watchdog: airoha: Add support for Airoha AN7583 SoC
Add compatible for Airoha AN7583 SoC. The implementation is exactly the
same of Airoha EN7581 hence we add the compatible in addition to EN7581
ones.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:28:12 +01:00
Aleksander Jan Bajkowski
26f2f5ed16 dt-bindings: watchdog: lantiq,wdt: convert bindings to dtschema
Convert the Lantiq WDT Watchdog bindings to yaml format.

Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:28:12 +01:00
Heiko Stuebner
a8c762cbd1 dt-bindings: watchdog: Add RK3506 compatible
The watchdog used on the RK3506 is still the same snps,dw-wdt compatible
one that is in use since the RK3066 days, so add the RK3506 to the
variant list.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:28:12 +01:00
Jingyi Wang
aa33a6c8ce dt-bindings: watchdog: Document Qualcomm Kaanapali watchdog
Add devicetree binding for watchdog present on Qualcomm Kaanapali SoC.

Signed-off-by: Jingyi Wang <jingyi.wang@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:28:11 +01:00
Binbin Zhou
e4948e8011 dt-bindings: watchdog: loongson,ls1x-wdt: Add ls2k0300-wdt compatible
Add "loongson,ls2k0300-wdt" compatible to the dt-schema document, which
is similar to Loongson-1 watchdog, but with differences in some register
offsets and bit definitions.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:28:10 +01:00
Jack Hsu
a742d1713c dt-bindings: watchdog: Support MediaTek MT8189 wdt
modify dt-binding for support mt8189 dts node of wdt

Signed-off-by: Jack Hsu <jh.hsu@mediatek.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:24:29 +01:00
Louis-Alexis Eyraud
26d21c835f dt-bindings: watchdog: mediatek,mtk-wdt: Add compatible for MT8189 SoC
Add compatible string for the watchdog block on MT8189 SoC, which is
compatible with the one used on MT6589.

Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:57 +01:00
Krzysztof Kozlowski
017bca9163 dt-bindings: watchdog: Allow node names named 'pmic'
Watchdog is often part of more complex devices like Power Management ICs
(PMIC), e.g. on rohm,bd96801, and the schema can be referenced by a
binding describing parent (main) node.  Allow another typical name for
such PMIC devices: pmic.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:56 +01:00
Krzysztof Kozlowski
0917135963 dt-bindings: watchdog: Restrict timeout-sec to one number
Linux kernel expects only one number for the watchdog timeout and the
type is an array (defined in property-units.yaml in DT schema), so
restrict the property.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:55 +01:00
Wolfram Sang
ece1ad19c3 dt-bindings: watchdog: Add Renesas WWDT
Describe the Window Watchdog Timer found on Renesas R-Car SoCs from late
Gen3 onwards.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:54 +01:00
Rob Herring (Arm)
fbd10d9670 dt-bindings: watchdog: Convert marvell,orion-wdt to DT schema
Convert the Marvell Orion and Armada watchdog binding to DT schema
format. It's a straight-forward conversion.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:54 +01:00
Rob Herring (Arm)
af34a25336 dt-bindings: watchdog: Convert TI OMAP to DT schema
Convert the TI OMAP watchdog binding to DT schema format. The compatible
string list was incomplete. The "reg" and "interrupts" properties were
missing. "ti,hwmods" is also deprecated and not required.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:53 +01:00
Chin-Ting Kuo
b3bc229b54 dt-bindings: watchdog: aspeed,ast2400-wdt: Add support for AST2700
Add support for the AST2700 SoC in the ASPEED watchdog device tree
bindings. This includes:

- Adding "aspeed,ast2700-wdt" to the compatible string list.
- Extending the "aspeed,reset-mask" property description for AST2700.
- Defining AST2700-specific reset mask bits in aspeed-wdt.h,
  covering RESET1 to RESET5.

Signed-off-by: Chin-Ting Kuo <chin-ting_kuo@aspeedtech.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:52 +01:00
Wolfram Sang
1cafd2a850 dt-bindings: watchdog: renesas,wdt: add SWDT exception for V3H
The SWDT on V3H has no reset bit. Make resets optional on this SoC.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:51 +01:00
Wolfram Sang
fcba285525 dt-bindings: watchdog: factor out RZ/V2H(P) watchdog
Renesas created different watchdog IPs but they are all handled in the
same binding documentation. This leads to a lot of conditional handling
which makes it unnecessarily hard to add new items. Factor out the
RZ/V2H(P) watchdog to make handling easier.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:51 +01:00
Wolfram Sang
909c8ea1ad dt-bindings: watchdog: factor out RZ/G2L watchdog
Renesas created different watchdog IPs but they are all handled in the
same binding documentation. This leads to a lot of conditional handling
which makes it unnecessarily hard to add new items. Factor out the
RZ/G2L watchdog to make handling easier.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:50 +01:00
Wolfram Sang
a3e32b41c2 dt-bindings: watchdog: factor out RZ/N1 watchdog
Renesas created different watchdog IPs but they are all handled in the
same binding documentation. This leads to a lot of conditional handling
which makes it unnecessarily hard to add new items. Factor out the RZ/N1
watchdog to make handling easier.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:50 +01:00
Wolfram Sang
055f0576e8 dt-bindings: watchdog: factor out RZ/A watchdog
Renesas created different watchdog IPs but they are all handled in the
same binding documentation. This leads to a lot of conditional handling
which makes it unnecessarily hard to add new items. Factor out the RZ/A
watchdog to make handling easier.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-11-15 15:19:49 +01:00
Linus Torvalds
169c9d06a2 linux-watchdog 6.18-rc1 tag
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Merge tag 'linux-watchdog-6.18-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - renesas,wdt: Add support for RZ/T2H and RZ/N2H

 - Add SMARC-sAM67 support

 - Several small fixes and improvements

* tag 'linux-watchdog-6.18-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  watchdog/hpwdt New maintianer
  dt-bindings: watchdog: add SMARC-sAM67 support
  watchdog: mpc8xxx_wdt: Reload the watchdog timer when enabling the watchdog
  watchdog: visconti: don't print superfluous errors
  watchdog: rzv2h_wdt: don't print superfluous errors
  watchdog: rzg2l_wdt: don't print superfluous errors
  watchdog: s3c2410_wdt: exynosautov9: Enable supported features
  watchdog: s3c2410_wdt: exynosautov920: Enable QUIRK_HAS_32BIT_CNT
  watchdog: s3c2410_wdt: Increase max timeout value of watchdog
  watchdog: s3c2410_wdt: Fix max_timeout being calculated larger
  watchdog: s3c2410_wdt: Replace hardcoded values with macro definitions
  watchdog: rzv2h: Improve error strings and add newlines
  watchdog: rzv2h: Add support for RZ/T2H
  watchdog: rzv2h: Add support for configurable count clock source
  watchdog: rzv2h: Make "oscclk" and reset controller optional
  watchdog: rzv2h: Obtain clock-divider and timeout values from OF match data
  dt-bindings: watchdog: renesas,wdt: Add support for RZ/T2H and RZ/N2H
  watchdog: intel_oc_wdt: Do not try to write into const memory
2025-10-06 11:00:30 -07:00
Linus Torvalds
38057e3236 soc: driver updates for 6.18
Lots of platform specific updates for Qualcomm SoCs, including a
 new TEE subsystem driver for the Qualcomm QTEE firmware interface.
 
 Added support for the Apple A11 SoC in drivers that are shared with the
 M1/M2 series, among more updates for those.
 
 Smaller platform specific driver updates for Renesas, ASpeed, Broadcom,
 Nvidia, Mediatek, Amlogic, TI, Allwinner, and Freescale SoCs.
 
 Driver updates in the cache controller, memory controller and reset
 controller subsystems.
 
 SCMI firmware updates to add more features and improve robustness.
 This includes support for having multiple SCMI providers in a single
 system.
 
 TEE subsystem support for protected DMA-bufs, allowing hardware to
 access memory areas that managed by the kernel but remain inaccessible
 from the CPU in EL1/EL0.
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Merge tag 'soc-drivers-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC driver updates from Arnd Bergmann:
 "Lots of platform specific updates for Qualcomm SoCs, including a new
  TEE subsystem driver for the Qualcomm QTEE firmware interface.

  Added support for the Apple A11 SoC in drivers that are shared with
  the M1/M2 series, among more updates for those.

  Smaller platform specific driver updates for Renesas, ASpeed,
  Broadcom, Nvidia, Mediatek, Amlogic, TI, Allwinner, and Freescale
  SoCs.

  Driver updates in the cache controller, memory controller and reset
  controller subsystems.

  SCMI firmware updates to add more features and improve robustness.
  This includes support for having multiple SCMI providers in a single
  system.

  TEE subsystem support for protected DMA-bufs, allowing hardware to
  access memory areas that managed by the kernel but remain inaccessible
  from the CPU in EL1/EL0"

* tag 'soc-drivers-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (139 commits)
  soc/fsl/qbman: Use for_each_online_cpu() instead of for_each_cpu()
  soc: fsl: qe: Drop legacy-of-mm-gpiochip.h header from GPIO driver
  soc: fsl: qe: Change GPIO driver to a proper platform driver
  tee: fix register_shm_helper()
  pmdomain: apple: Add "apple,t8103-pmgr-pwrstate"
  dt-bindings: spmi: Add Apple A11 and T2 compatible
  serial: qcom-geni: Load UART qup Firmware from linux side
  spi: geni-qcom: Load spi qup Firmware from linux side
  i2c: qcom-geni: Load i2c qup Firmware from linux side
  soc: qcom: geni-se: Add support to load QUP SE Firmware via Linux subsystem
  soc: qcom: geni-se: Cleanup register defines and update copyright
  dt-bindings: qcom: se-common: Add QUP Peripheral-specific properties for I2C, SPI, and SERIAL bus
  Documentation: tee: Add Qualcomm TEE driver
  tee: qcom: enable TEE_IOC_SHM_ALLOC ioctl
  tee: qcom: add primordial object
  tee: add Qualcomm TEE driver
  tee: increase TEE_MAX_ARG_SIZE to 4096
  tee: add TEE_IOCTL_PARAM_ATTR_TYPE_OBJREF
  tee: add TEE_IOCTL_PARAM_ATTR_TYPE_UBUF
  tee: add close_context to TEE driver operation
  ...
2025-10-01 17:32:51 -07:00
Linus Torvalds
9792d660a4 Devicetree updates for v6.18:
DT core:
 - Update dtc to upstream version v1.7.2-35-g52f07dcca47c
 
 - Add stub for of_get_next_child_with_prefix()
 
 - Convert of_msi_map_id() callers to of_msi_xlate()
 
 DT bindings:
 - Convert Megachips stdpxxxx-ge-b850v3-fw DP bridges, NVIDIA Tegra GPUs,
   SUN Sparc RNG, aspeed,ast2400-sdram-edac, Marvell arm32 SoCs, Marvell
   Berlin SoCs, apm,xgene-edac, marvell,armada-ap806-thermal,
   marvell,armada370-thermal, marvell,armada-3700-wdt, nuvoton,npcm-wdt,
   brcm,iproc-flexrm-mbox, brcm,iproc-pdc-mbox,
   marvell,armada-3700-rwtm-mailbox, rockchip,rk3368-mailbox,
   eckelmann,siox-gpio, aspeed,ast2400-gfx, apm,xgene-pmu,
   hisilicon,mbigen-v2, cavium,thunder-88xx,
   aspeed,ast2400-cf-fsi-master,
   fsi-master-gpio, and mediatek,mt8173-vpu bindings to DT schema format
 
 - Add bindings for synaptics,synaptics_i2c touchscreen controller,
   innolux,n133hse-ea1 and nlt,nl12880bc20-spwg-24 displays, and NXP
   vf610 reboot controller
 
 - Add new Arm Cortex-A320/A520AE/A720AE and
   C1-Nano/Pro/Premium/Ultra CPUs. Add missing Applied Micro CPU
   compatibles. Add pu-supply and fsl,soc-operating-points properties for
   CPU nodes.
 
 - Add QCom Glymur PDC and tegra264-agic interrupt controllers
 
 - Add samsung,exynos8890-mali GPU to Arm Mali Midgard
 
 - Drop Samsung S3C2410 display related bindings
 
 - Allow separate DP lane and AUX connections in dp-connector
 
 - Add some missing, undocumented vendor prefixes
 
 - Add missing '#address-cells' properties in interrupt controller
   bindings which dtc now warns about
 
 - Drop duplicate socfpga-sdram-edac.txt, moxa,moxart-watchdog.txt,
   fsl/mpic.txt, ti,opa362.txt, and cavium-thunder2.txt legacy text
   bindings which are already covered by existing schemas.
 
 - Various binding fixes for Mediatek platforms in mailbox, regulator,
   pinctrl, timer, and display
 
 - Drop work-around for yamllint quoting of values containing ','
 
 - Various spelling, typo, grammar, and duplicated words fixes in DT
   bindings and docs
 
 - Add binding guidelines for defining properties at top level of
   schemas, lack of node name ABI, and usage of simple-mfd
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Merge tag 'devicetree-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree updates from Rob Herring:
 "DT core:

   - Update dtc to upstream version v1.7.2-35-g52f07dcca47c

   - Add stub for of_get_next_child_with_prefix()

   - Convert of_msi_map_id() callers to of_msi_xlate()

 DT bindings:

   - Convert multiple text board bindings to DT schema format

   - Add bindings for synaptics,synaptics_i2c touchscreen controller,
     innolux,n133hse-ea1 and nlt,nl12880bc20-spwg-24 displays, and NXP
     vf610 reboot controller

   - Add new Arm Cortex-A320/A520AE/A720AE and C1-Nano/Pro/Premium/Ultra
     CPUs. Add missing Applied Micro CPU compatibles. Add pu-supply and
     fsl,soc-operating-points properties for CPU nodes.

   - Add QCom Glymur PDC and tegra264-agic interrupt controllers

   - Add samsung,exynos8890-mali GPU to Arm Mali Midgard

   - Drop Samsung S3C2410 display related bindings

   - Allow separate DP lane and AUX connections in dp-connector

   - Add some missing, undocumented vendor prefixes

   - Add missing '#address-cells' properties in interrupt controller
     bindings which dtc now warns about

   - Drop duplicate socfpga-sdram-edac.txt, moxa,moxart-watchdog.txt,
     fsl/mpic.txt, ti,opa362.txt, and cavium-thunder2.txt legacy text
     bindings which are already covered by existing schemas.

   - Various binding fixes for Mediatek platforms in mailbox, regulator,
     pinctrl, timer, and display

   - Drop work-around for yamllint quoting of values containing ','

   - Various spelling, typo, grammar, and duplicated words fixes in DT
     bindings and docs

   - Add binding guidelines for defining properties at top level of
     schemas, lack of node name ABI, and usage of simple-mfd"

* tag 'devicetree-for-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (81 commits)
  dt-bindings: arm: altera: Drop socfpga-sdram-edac.txt
  dt-bindings: gpu: Convert nvidia,gk20a to DT schema
  dt-bindings: rng: sparc_sun_oracle_rng: convert to DT schema
  dt-bindings: vendor-prefixes: update regex for properties without a prefix
  dt-bindings: display: bridge: convert megachips-stdpxxxx-ge-b850v3-fw.txt to yaml
  scripts: dt_to_config: fix grammar and a typo in --help text
  dt-bindings: fix spelling, typos, grammar, duplicated words
  docs: dt: fix grammar and spelling
  of: base: Add of_get_next_child_with_prefix() stub
  dt-bindings: trivial-devices: Add compatible string synaptics,synaptics_i2c
  dt-bindings: soc: mediatek: pwrap: Add power-domains property
  dt-bindings: pinctrl: mt65xx: Allow gpio-line-names
  dt-bindings: media: Convert MediaTek mt8173-vpu bindings to DT schema
  dt-bindings: arm: mediatek: Support mt8183-audiosys variant
  dt-bindings: mailbox: mediatek,gce-mailbox: Make clock-names optional
  dt-bindings: regulator: mediatek,mt6331: Add missing compatible
  dt-bindings: regulator: mediatek,mt6331: Fix various regulator names
  dt-bindings: regulator: mediatek,mt6332-regulator: Add missing compatible
  dt-bindings: pinctrl: mediatek,mt7622-pinctrl: Add missing base reg
  dt-bindings: pinctrl: mediatek,mt7622-pinctrl: Add missing pwm_ch7_2
  ...
2025-10-01 16:58:24 -07:00
Michael Walle
354f31e9d2 dt-bindings: watchdog: Add SMARC-sAM67 support
The SMARC-sAM67 board has an on-board uC which has the same register
interface as the older CPLD implementation on the SMARC-sAL28 board.
Although the MCU emulates the same behavior, be prepared for any quirks
and add a board specific compatible.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Lee Jones <lee@kernel.org>
2025-10-01 10:29:03 +01:00
Krzysztof Kozlowski
3d6a17fccc dt-bindings: mfd: Move embedded controllers to own directory
Move several embedded controller bindings (like ChromeOS EC, Gateworks
System Controller and Kontron sl28cpld Board Management) to new
subdirectory "embedded-controller" matching their purpose.

An embedded controller (EC) is a discrete component that contains a
microcontroller (i.e. a small CPU running a small firmware without
operating system) mounted into a larger computer system running
a fully fledged operating system that needs to utilize the embedded
controller as part of its operation.

So far the EC bindings were split between "mfd" and "platform"
directory.  MFD name comes from Linux, not hardware, and "platform" is a
bit too generic.

Rename Gateworks GSC and Huawei Gaokun filenames to match compatible, as
preferred for bindings.

Acked-by: Michael Walle <mwalle@kernel.org> # for sl28cpld
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Mark Brown <broonie@kernel.org>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://lore.kernel.org/r/20250825081201.9775-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>
2025-10-01 10:28:27 +01:00
Michael Walle
064a97a29e dt-bindings: watchdog: add SMARC-sAM67 support
The SMARC-sAM67 board has an on-board uC which has the same register
interface as the older CPLD implementation on the SMARC-sAL28 board.
Although the MCU emulates the same behavior, be prepared for any quirks
and add a board specific compatible.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-09-28 14:05:58 +02:00
Rob Herring (Arm)
537e189f27 dt-bindings: watchdog: Convert nuvoton,npcm-wdt to DT schema
Convert the Nuvoton watchdog binding to DT schema format. It's a
straight-forward conversion.

Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20250909142201.3209482-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-09-19 12:29:29 -05:00
Rob Herring (Arm)
638f9174e4 dt-bindings: watchdog: Convert marvell,armada-3700-wdt to DT schema
Convert the Marvell Armada 3700 watchdog binding to DT schema format.
It's a straight-forward conversion.

Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20250812203301.726374-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-09-19 12:29:28 -05:00
Rob Herring (Arm)
8a454c0563 dt-bindings: watchdog: Drop duplicate moxa,moxart-watchdog.txt
"moxa,moxart-watchdog" is already documented in faraday,ftwdt010.yaml,
so drop the old text binding.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Fixes: 289660a4af ("dt-bindings: watchdog: convert faraday,ftwdt010 to yaml")
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250807214222.4170236-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-09-19 12:29:28 -05:00
Janne Grunau
5410df1a5a dt-bindings: watchdog: apple,wdt: Add t6020-wdt compatible
After discussion with the devicetree maintainers we agreed to not extend
lists with the generic compatible "apple,wdt" anymore [1]. Use
"apple,t8103-wdt" as base compatible as it is the SoC the driver and
bindings were written for.

The block on the Apple M2 Pro/Max/Ultra SoCs is compatible with the
existing driver so add its per-SoC compatible.

[1]: https://lore.kernel.org/asahi/12ab93b7-1fc2-4ce0-926e-c8141cfe81bf@kernel.org/

Reviewed-by: Neal Gompa <neal@gompa.dev>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
2025-09-14 21:50:57 +02:00
Lad Prabhakar
5cacd26436 dt-bindings: watchdog: renesas,wdt: Add support for RZ/T2H and RZ/N2H
Extend the Renesas WDT device tree bindings to support the watchdog timer
found on the RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs.

The RZ/T2H WDT is mostly compatible with the one found on the RZ/V2H(P),
but includes an additional register and differs in the clock division
ratio settings for the WDTCR[CKS] field. To reflect these differences,
introduce a new compatible string, "renesas,r9a09g077-wdt".

The binding schema is updated accordingly. On RZ/T2H, the WDT does not
require the "resets" property. It also requires two register regions and
the presence of a "power-domains" property. The "clock-names" property is
limited to a single entry, "pclk", for this SoC.

The RZ/N2H SoC uses the same WDT IP as the RZ/T2H. It is supported by
using "renesas,r9a09g087-wdt" as the primary compatible string, with
"renesas,r9a09g077-wdt" listed as a fallback to describe the shared
hardware features.

Example:
    wdt0: watchdog@80082000 {
        compatible = "renesas,r9a09g077-wdt";
        reg = <0 0x80082000 0 0x400>,
              <0 0x81295100 0 0x04>;
        clocks = <&cpg CPG_CORE R9A09G077_CLK_PCLKL>;
        clock-names = "pclk";
        power-domains = <&cpg>;
        status = "disabled";
    };

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-09-12 18:06:28 +02:00
Linus Torvalds
877d94c74e linux-watchdog 6.17-rc1 tag
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Merge tag 'linux-watchdog-6.17-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - sbsa: Adjust keepalive timeout to avoid MediaTek WS0 race condition

 - Various improvements and fixes

* tag 'linux-watchdog-6.17-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  watchdog: sbsa: Adjust keepalive timeout to avoid MediaTek WS0 race condition
  watchdog: dw_wdt: Fix default timeout
  watchdog: Don't use "proxy" headers
  watchdog: it87_wdt: Don't use "proxy" headers
  watchdog: renesas_wdt: Convert to DEFINE_SIMPLE_DEV_PM_OPS()
  watchdog: iTCO_wdt: Report error if timeout configuration fails
  watchdog: rti_wdt: Use of_reserved_mem_region_to_resource() for "memory-region"
  dt-bindings: watchdog: nxp,pnx4008-wdt: allow clocks property
  watchdog: ziirave_wdt: check record length in ziirave_firm_verify()
2025-08-01 13:32:43 -07:00
Linus Torvalds
115e74a29b soc: dt changes for 6.17
There are a few new variants of existing chips:
 
  - mt6572 is an older mobile phone chip from mediatek that was
    extremely popular a decade ago but never got upstreamed until now.
 
  - exynos2200 is a recent high-end mobile phone chip used in a
    few Samsung phones like the Galaxy S22
 
  - Renesas R-Car V4M-7 (R8A779H2) is an updated version of R-Car V4M
    (R8A779H0) and used in automotive applications
 
  - Tegra264 is a new chip from NVIDIA, but support is fairly minimal
    for now, and not much information is public about it.
 
 There are five more chips in a separate branch, as those are new
 chip families that I merged along with the necessary infrastructure.
 
 New board support is not that exciting, with a total of 33 newly
 added machines here:
 
  - Evaluation platforms for the chips above, plus TI am62d2 and
    Sophgo sg2042.
 
  - Six 32-bit industrial boards based on stm32, imx6 and am33 chips,
    plus eight 64-bit rockchips rk33xx/rk35xx, am62d2, t527, imx8 and
    imx95.
 
  - Two newly added ASPEED BMC based motherboards, and one that got
    removed
 
  - Phones and Tablets based on 32-bit mt6572, tegra30 and 64-bit
    msm8976 SoCs
 
  - Three Laptops based on Mediatek mt8186 and Qualcomm Snapdragon X1
 
  - A set-top box based on Amlogic meson-gxm.
 
 Updates for existing machines are spread over all the above families.
 One notable change here is support for the RP1 I/O chip used in
 Raspberry Pi 5.
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Merge tag 'soc-dt-6.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull SoC devicetree updates from Arnd Bergmann:
 "There are a few new variants of existing chips:

   - mt6572 is an older mobile phone chip from mediatek that was
     extremely popular a decade ago but never got upstreamed until now

   - exynos2200 is a recent high-end mobile phone chip used in a few
     Samsung phones like the Galaxy S22

   - Renesas R-Car V4M-7 (R8A779H2) is an updated version of R-Car V4M
     (R8A779H0) and used in automotive applications

   - Tegra264 is a new chip from NVIDIA, but support is fairly minimal
     for now, and not much information is public about it

  There are five more chips in a separate branch, as those are new chip
  families that I merged along with the necessary infrastructure.

  New board support is not that exciting, with a total of 33 newly added
  machines here:

   - Evaluation platforms for the chips above, plus TI am62d2 and Sophgo
     sg2042

   - Six 32-bit industrial boards based on stm32, imx6 and am33 chips,
     plus eight 64-bit rockchips rk33xx/rk35xx, am62d2, t527, imx8 and
     imx95

   - Two newly added ASPEED BMC based motherboards, and one that got
     removed

   - Phones and Tablets based on 32-bit mt6572, tegra30 and 64-bit
     msm8976 SoCs

   - Three Laptops based on Mediatek mt8186 and Qualcomm Snapdragon X1

   - A set-top box based on Amlogic meson-gxm

  Updates for existing machines are spread over all the above families.
  One notable change here is support for the RP1 I/O chip used in
  Raspberry Pi 5"

* tag 'soc-dt-6.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (606 commits)
  riscv: dts: sophgo: fix mdio node name for CV180X
  riscv: dts: sophgo: sophgo-srd3-10: reserve uart0 device
  riscv: dts: sophgo: add Sophgo SG2042_EVB_V2.0 board device tree
  riscv: dts: sophgo: add Sophgo SG2042_EVB_V1.X board device tree
  dt-bindings: riscv: add Sophgo SG2042_EVB_V1.X/V2.0 bindings
  riscv: dts: sophgo: add ethernet GMAC device for sg2042
  riscv: dts: sophgo: Enable ethernet device for Huashan Pi
  riscv: dts: sophgo: Add mdio multiplexer device for cv18xx
  riscv: dts: sophgo: Add ethernet device for cv18xx
  riscv: dts: sophgo: sg2044: add pmu configuration
  riscv: dts: sophgo: sg2044: add ziccrse extension
  riscv: dts: sophgo: add zfh for sg2042
  riscv: dts: sophgo: add ziccrse for sg2042
  riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree
  riscv: dts: sophgo: sg2044: add PCIe device support for SG2044
  riscv: dts: sophgo: sg2044: add MSI device support for SG2044
  riscv: dts: sophgo: add reset configuration for Sophgo CV1800 series SoC
  riscv: dts: sophgo: add reset generator for Sophgo CV1800 series SoC
  dt-bindings: soc: sophgo: Move SoCs/boards from riscv into soc, add SG2000
  riscv: dts: sophgo: sg2044: Add missing riscv,cbop-block-size property
  ...
2025-07-29 11:04:52 -07:00
Frank Li
0987760b27 dt-bindings: watchdog: nxp,pnx4008-wdt: allow clocks property
Allow clocks property to fix below CHECK_DTB warning:
  arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dtb: watchdog@4003c000 (nxp,pnx4008-wdt): Unevaluated properties are not allowed ('clocks' was unexpected)

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250624201227.2515275-1-Frank.Li@nxp.com
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-07-16 18:05:01 +02:00
Max Shevchenko
085e9f15a7
dt-bindings: watchdog: mediatek,mtk-wdt: add MT6572
Add a compatible string for watchdog on the MT6572 SoC.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Max Shevchenko <wctrl@proton.me>
Link: https://lore.kernel.org/r/20250702-mt6572-v4-4-bde75b7ed445@proton.me
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
2025-07-11 10:31:42 +02:00
Meng Li
fd8fca2162 dt-bindings: watchdog: fsl-imx-wdt: add compatible string fsl,ls1046a-wdt
Add compatible string fsl,ls1046a-wdt for ls1046a SoC. fsl,ls1046a-wdt
allows big-endian property.

Signed-off-by: Meng Li <Meng.Li@windriver.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250608030616.3874517-2-Meng.Li@windriver.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2025-07-03 10:45:48 -05:00
Linus Torvalds
bb1556ec94 linux-watchdog 6.16-rc1 tag
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Merge tag 'linux-watchdog-6.16-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - Add watchdog timer for the NXP S32 platform

 - Add driver for Intel OC WDT

 - Add exynos990-wdt

 - Various other fixes and improvements

* tag 'linux-watchdog-6.16-rc1' of git://www.linux-watchdog.org/linux-watchdog: (22 commits)
  watchdog: iTCO_wdt: Update the heartbeat value after clamping timeout
  watchdog: Add driver for Intel OC WDT
  watchdog: arm_smc_wdt: get wdt status through SMCWD_GET_TIMELEFT
  watchdog: iTCO: Drop driver-internal locking
  watchdog: apple: set max_hw_heartbeat_ms instead of max_timeout
  watchdog: qcom: introduce the device data for IPQ5424 watchdog device
  dt-bindings: watchdog: renesas,wdt: Document RZ/V2N (R9A09G056) support
  watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()
  watchdog: s3c2410_wdt: Add exynos990-wdt compatible data
  dt-bindings: watchdog: samsung-wdt: Add exynos990-wdt compatible
  dt-bindings: watchdog: Add rk3562 compatible
  dt-bindings: watchdog: fsl,scu-wdt: Document imx8qm
  watchdog: Add the Watchdog Timer for the NXP S32 platform
  dt-bindings: watchdog: Add NXP Software Watchdog Timer
  watchdog: Correct kerneldoc warnings
  watchdog: stm32: Fix wakeup source leaks on device unbind
  watchdog: Do not enable by default during compile testing
  watchdog: cros-ec: Avoid -Wflex-array-member-not-at-end warning
  watchdog: da9052_wdt: respect TWDMIN
  watchdog: da9052_wdt: do not disable wdt during probe
  ...
2025-06-01 09:01:58 -07:00
Lad Prabhakar
f55937e42c dt-bindings: watchdog: renesas,wdt: Document RZ/V2N (R9A09G056) support
Document support for the watchdog IP found on the Renesas RZ/V2N
(R9A09G056) SoC. The watchdog IP is identical to that on RZ/V2H(P),
so `renesas,r9a09g057-wdt` will be used as a fallback compatible,
enabling reuse of the existing driver without changes.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20250502120054.47323-1-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-06-01 13:16:12 +02:00
Igor Belwon
a2170f8493 dt-bindings: watchdog: samsung-wdt: Add exynos990-wdt compatible
Add a dt-binding compatible for the Exynos990 Watchdog timer.
This watchdog is compatible with the GS101/Exynos850 design, as
such it requires the cluster-index and syscon-phandle properties
to be present. It also contains a cl2 cluster, as such the
cluster-index property has been expanded.

Signed-off-by: Igor Belwon <igor.belwon@mentallysanemainliners.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20250420-wdt-resends-april-v1-1-f58639673959@mentallysanemainliners.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2025-06-01 13:15:59 +02:00