Commit Graph

982714 Commits

Author SHA1 Message Date
Arnd Bergmann
7deff441f5 drivers: soc: atmel: fix type for same7
A missing comma caused a build failure:

drivers/soc/atmel/soc.c:196:24: error: too few arguments provided to function-like macro invocation

Fixes: af3a10513c ("drivers: soc: atmel: add per soc id and version match masks")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-04 21:54:31 +01:00
Arnd Bergmann
d94bd41a00 Remove unnecessary need_resched() before cond_resched()
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Merge tag 'optee-fix-cond-resched-call-for-v5.12' of git://git.linaro.org:/people/jens.wiklander/linux-tee into arm/drivers

Remove unnecessary need_resched() before cond_resched()

* tag 'optee-fix-cond-resched-call-for-v5.12' of git://git.linaro.org:/people/jens.wiklander/linux-tee:
  tee: optee: remove need_resched() before cond_resched()
  tee: optee: replace might_sleep with cond_resched

Link: https://lore.kernel.org/r/20210203120953.GB3624453@jade
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-03 13:24:57 +01:00
Arnd Bergmann
719bc64061 TEE subsystem housekeeping
- Fixes some comment typos in header files
 - Updates to use flexible-array member instead of zero-length array
 - Syncs internal OP-TEE headers with the ones from OP-TEE OS
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Merge tag 'tee-housekeeping-for-v5.12' of git://git.linaro.org:/people/jens.wiklander/linux-tee into arm/drivers

TEE subsystem housekeeping

- Fixes some comment typos in header files
- Updates to use flexible-array member instead of zero-length array
- Syncs internal OP-TEE headers with the ones from OP-TEE OS

* tag 'tee-housekeeping-for-v5.12' of git://git.linaro.org:/people/jens.wiklander/linux-tee:
  optee: sync OP-TEE headers
  tee: optee: fix 'physical' typos
  drivers: optee: use flexible-array member instead of zero-length array
  tee: fix some comment typos in header files

Link: https://lore.kernel.org/r/20210203120742.GA3624453@jade
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-03 13:14:05 +01:00
Jens Wiklander
9585676005 tee: optee: remove need_resched() before cond_resched()
Testing need_resched() before cond_resched() is not needed as an
equivalent test is done internally in cond_resched(). So drop the
need_resched() test.

Fixes: dcb3b06d9c ("tee: optee: replace might_sleep with cond_resched")
Reviewed-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Tested-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Tested-by: Sumit Garg <sumit.garg@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-02-03 08:11:11 +01:00
Arnd Bergmann
d6d58c350f pm-domains:
- add support for MT8167
 - add support for regulator needed by a PM domain
 - make error message in deferred probe case better
 
 cmdq-helper:
 - remove arch specific flush function, use mailbox rx_callback instead
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Merge tag 'v5.11-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux into arm/drivers

pm-domains:
- add support for MT8167
- add support for regulator needed by a PM domain
- make error message in deferred probe case better

cmdq-helper:
- remove arch specific flush function, use mailbox rx_callback instead

* tag 'v5.11-next-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux:
  soc: mediatek: pm-domains: Don't print an error if child domain is deferred
  soc: mediatek: pm-domains: Add domain regulator supply
  dt-bindings: power: Add domain regulator supply
  soc: mediatek: cmdq: Remove cmdq_pkt_flush()
  soc: mediatek: pm-domains: Add support for mt8167
  dt-bindings: power: Add MT8167 power domains

Link: https://lore.kernel.org/r/5faa52c2-0ddb-b809-7444-ce6f6ff6d8ad@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:53:58 +01:00
Arnd Bergmann
1d025e0abf mvebu arm for 5.12 (part 1)
Improve mvebu-mbus code readability.
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Merge tag 'mvebu-arm-5.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu into arm/drivers

mvebu arm for 5.12 (part 1)

Improve mvebu-mbus code readability.

* tag 'mvebu-arm-5.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu:
  bus: mvebu-mbus: make iounmap() symmetric with ioremap()

Link: https://lore.kernel.org/r/87v9bbn4az.fsf@BL-laptop
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:27:01 +01:00
Arnd Bergmann
b04c38b666 drivers: soc: Keystone update for v5.12
Updates include:
 	- Navigator refcount correction
 	- probe fix in pm driver
 	- fix clock init for PRUSS
 	- PRUSS binding doc update
 	- of_device_get_match_data() use in ringacc
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Merge tag 'drivers_soc_for_5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into arm/drivers

drivers: soc: Keystone update for v5.12

Updates include:
	- Navigator refcount correction
	- probe fix in pm driver
	- fix clock init for PRUSS
	- PRUSS binding doc update
	- of_device_get_match_data() use in ringacc

* tag 'drivers_soc_for_5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone:
  soc: ti: k3-ringacc: Use of_device_get_match_data()
  soc: ti: pruss: Refactor the CFG sub-module init
  dt-bindings: soc: ti: Update TI PRUSS bindings about schemas to include
  soc: ti: pruss: Correct the pruss_clk_init error trace text
  soc: ti: pm33xx: Fix some resource leak in the error handling paths of the probe function
  soc: ti: knav_qmss: Put refcount for dev node in failure case

Link: https://lore.kernel.org/r/1612156854-10929-1-git-send-email-santosh.shilimkar@oracle.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:25:40 +01:00
Arnd Bergmann
60a64da9f0 This pull request contains Broadcom SoCs drivers changes for 5.12,
please pull the following:
 
 - Rafal adds support for the Power Management Bus (PMB) which is used in
   a variety of DSL/Cable modem/STB SoCs with a primary target being the
   4908 Wi-Fi SoC from the DSL organization. He also adds empty stubs to
   get the chip identification (family and revision) to permit the
   Broadcom STB USB PHY driver from being decoupled from ARCH_BRCMSTB
 
 - Florian removes an unused function and its header
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Merge tag 'arm-soc/for-5.12/drivers' of https://github.com/Broadcom/stblinux into arm/drivers

This pull request contains Broadcom SoCs drivers changes for 5.12,
please pull the following:

- Rafal adds support for the Power Management Bus (PMB) which is used in
  a variety of DSL/Cable modem/STB SoCs with a primary target being the
  4908 Wi-Fi SoC from the DSL organization. He also adds empty stubs to
  get the chip identification (family and revision) to permit the
  Broadcom STB USB PHY driver from being decoupled from ARCH_BRCMSTB

- Florian removes an unused function and its header

* tag 'arm-soc/for-5.12/drivers' of https://github.com/Broadcom/stblinux:
  soc: bcm: brcmstb: Remove soc_is_brcmstb()
  soc: bcm: brcmstb: add stubs for getting platform IDs
  soc: bcm: add PM driver for Broadcom's PMB
  dt-bindings: power: document Broadcom's PMB binding

Link: https://lore.kernel.org/r/20210131221721.685974-5-f.fainelli@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:22:03 +01:00
Arnd Bergmann
4d29b82686 Memory controller drivers for v5.12 - Tegra SoC
1. Make the tegra124-emc driver modular.
 2. Add interconnect support to Tegra124 memory controller drivers.
 3. Minor fixes.
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Merge tag 'memory-controller-drv-tegra-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/drivers

Memory controller drivers for v5.12 - Tegra SoC

1. Make the tegra124-emc driver modular.
2. Add interconnect support to Tegra124 memory controller drivers.
3. Minor fixes.

* tag 'memory-controller-drv-tegra-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
  memory: tegra: Remove calls to dev_pm_opp_set_clkname()
  memory: tegra: Check whether reset is already asserted
  memory: tegra124: Support interconnect framework
  memory: tegra124-emc: Continue probing if timings are missing in device-tree
  memory: tegra124-emc: Make driver modular

Link: https://lore.kernel.org/r/20210131180109.11510-2-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:20:34 +01:00
Arnd Bergmann
993fd7d6fe Memory controller drivers for v5.12
1. Mediatek SMI: fix PM usage counter and make the driver modular.
 2. Renesas RPC-IF: add support for RZ/G2 series.
 3. Minor fixes.
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Merge tag 'memory-controller-drv-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/drivers

Memory controller drivers for v5.12

1. Mediatek SMI: fix PM usage counter and make the driver modular.
2. Renesas RPC-IF: add support for RZ/G2 series.
3. Minor fixes.

* tag 'memory-controller-drv-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
  memory: mtk-smi: Allow building as module
  memory: ti-aemif: Drop child node when jumping out loop
  memory: mtk-smi: Use platform_register_drivers
  memory: renesas-rpc-if: Add RZ/G2 to Kconfig description
  dt-bindings: memory: renesas,rpc-if: Add support for RZ/G2 Series
  memory: emif: Use DEFINE_SPINLOCK() for spinlock
  memory: mtk-smi: Fix PM usage counter unbalance in mtk_smi ops

Link: https://lore.kernel.org/r/20210131180109.11510-1-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:19:40 +01:00
Arnd Bergmann
4fe05d21a9 Some new drivers changes for the Allwinner SoCs, but mostly runtime_pm and
suspend / resume  support for our RSB bus, and support for the H616
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Merge tag 'sunxi-drivers-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/drivers

Some new drivers changes for the Allwinner SoCs, but mostly runtime_pm and
suspend / resume  support for our RSB bus, and support for the H616

* tag 'sunxi-drivers-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  dt-bindings: bus: rsb: Add H616 compatible string
  soc: sunxi: sram: Add support for more than one EMAC clock
  dt-bindings: sram: sunxi-sram: Add H616 compatible string
  mfd/bus: sunxi-rsb: Make .remove() callback return void
  bus: sunxi-rsb: Implement runtime power management
  bus: sunxi-rsb: Implement suspend/resume/shutdown callbacks
  bus: sunxi-rsb: Split out controller init/exit functions
  bus: sunxi-rsb: Move OF match table

Link: https://lore.kernel.org/r/91f2980f-266f-41f2-ba10-5a395625498c.lettre@localhost
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-02 22:18:43 +01:00
Jens Wiklander
617d8e8b34 optee: sync OP-TEE headers
Pulls in updates in the internal headers from OP-TEE OS [1]. A few
defines has been shortened, hence the changes in rpc.c. Defines not used
by the driver in tee_rpc_cmd.h has been filtered out.

Note that this does not change the ABI.

Link: [1] https://github.com/OP-TEE/optee_os
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-02-02 14:50:41 +01:00
Bjorn Helgaas
bed13b5fc4 tee: optee: fix 'physical' typos
Fix misspellings of "physical".

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-02-02 14:50:28 +01:00
Tian Tao
fda90b29e2 drivers: optee: use flexible-array member instead of zero-length array
Use flexible-array member introduced in C99 instead of zero-length
array. Most of zero-length array was already taken care in previous
patch [1]. Now modified few more cases which were not handled earlier.

[1]. https://patchwork.kernel.org/patch/11394197/

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-02-02 14:50:21 +01:00
Elvira Khabirova
c7020068bf tee: fix some comment typos in header files
struct tee_param: revc -> recv.
TEE_IOC_SUPPL_SEND: typo introduced by copy-pasting, replace invalid
description with description from the according argument struct.

Signed-off-by: Elvira Khabirova <e.khabirova@omprussia.ru>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-02-02 14:50:15 +01:00
Suman Anna
a8fc8e5b8e soc: ti: k3-ringacc: Use of_device_get_match_data()
Simplify the retrieval of getting the match data in the probe
function by directly using of_device_get_match_data() instead
of using of_match_node() and getting data.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-31 20:58:49 -08:00
Suman Anna
ea797f6994 soc: ti: pruss: Refactor the CFG sub-module init
The CFG sub-module is not present on some earlier SoCs like the
DA850/OMAPL-138 in the TI Davinci family. Refactor out the CFG
sub-module parse and initialization logic into a separate function
to make it easier to add logic for the PRUSS IP on the above legacy
SoC families.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-31 20:53:43 -08:00
Enric Balletbo i Serra
dd65030295 soc: mediatek: pm-domains: Don't print an error if child domain is deferred
Child domains can be deferred by the core because one of its resources
is not available yet, in such case, it will print an error, but
later it will succeed to probe. Fix that using the dev_err_probe()
function so it only prints an error on a real error.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Reviewed-by: Hsin-Yi Wang <hsinyi@chromium.org>
Link: https://lore.kernel.org/r/20210113213012.67643-1-enric.balletbo@collabora.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 15:59:16 +01:00
Hsin-Yi Wang
1b18c0558d soc: mediatek: pm-domains: Add domain regulator supply
Some power domains (eg. mfg) needs to turn on power supply before power
on.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20210129101208.2625249-3-hsinyi@chromium.org
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 15:47:49 +01:00
Hsin-Yi Wang
ebfe73f707 dt-bindings: power: Add domain regulator supply
Some power domains (eg. mfg) needs to turn on power supply before power
on.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20210129101208.2625249-2-hsinyi@chromium.org
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 13:02:55 +01:00
Chun-Kuang Hu
1570db1da9 soc: mediatek: cmdq: Remove cmdq_pkt_flush()
rx_callback is a standard mailbox callback mechanism and could
cover the function of proprietary cmdq_task_cb, so it is better
to use the standard one instead of the proprietary one. But
register rx_callback should before mbox_request_channel(),
so remove cmdq_pkt_flush() and let client driver implement
its own synchronous flush.

Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://lore.kernel.org/r/20201202235856.7652-1-chunkuang.hu@kernel.org
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 12:35:46 +01:00
Fabien Parent
207f13b419 soc: mediatek: pm-domains: Add support for mt8167
Add the needed board data to support mt8167 SoC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20201209133238.384030-2-fparent@baylibre.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 11:19:30 +01:00
Fabien Parent
c70d0f16f3 dt-bindings: power: Add MT8167 power domains
Add power domains dt-bindings for MT8167.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201209133238.384030-1-fparent@baylibre.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2021-01-31 11:19:30 +01:00
Arnd Bergmann
4940b99191 AT91 SoC for 5.12 #2
- addition of SAMA7G5 identification to soc.c driver
 - enhancements to this soc.c driver
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Merge tag 'at91-soc-5.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/drivers

AT91 SoC for 5.12 #2

- addition of SAMA7G5 identification to soc.c driver
- enhancements to this soc.c driver

* tag 'at91-soc-5.12-2' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  drivers: soc: atmel: add spdx license identifier
  drivers: soc: atmel: add support for sama7g5
  dt-bindings: atmel-sysreg: add "microchip, sama7g5-chipid"
  drivers: soc: atmel: add per soc id and version match masks
  drivers: soc: atmel: fix "__initconst should be placed after socs[]" warning
  drivers: soc: atmel: use GENMASK
  drivers: soc: atmel: add null entry at the end of at91_soc_allowed_list[]
  drivers: soc: atmel: Avoid calling at91_soc_init on non AT91 SoCs

Link: https://lore.kernel.org/r/20210129090030.26976-1-nicolas.ferre@microchip.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-01-30 12:03:06 +01:00
Arnd Bergmann
7cc623b85a Reset controller updates for v5.12
This tag adds support for Broadcom BCM4908 PCIe resets, corrects
 the Hisilicon vendor prefix, adds a missing API function
 devm_reset_control_get_optional_exclusive_released(), and fixes
 the kernel-doc markup for the __device_reset() function.
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Merge tag 'reset-for-v5.12' of git://git.pengutronix.de/pza/linux into arm/drivers

Reset controller updates for v5.12

This tag adds support for Broadcom BCM4908 PCIe resets, corrects
the Hisilicon vendor prefix, adds a missing API function
devm_reset_control_get_optional_exclusive_released(), and fixes
the kernel-doc markup for the __device_reset() function.

* tag 'reset-for-v5.12' of git://git.pengutronix.de/pza/linux:
  reset: Add devm_reset_control_get_optional_exclusive_released()
  reset: core: fix a kernel-doc markup
  dt-bindings: reset: convert Hisilicon reset controller bindings to json-schema
  dt-bindings: reset: correct vendor prefix hisi to hisilicon
  reset: hisilicon: correct vendor prefix
  reset: simple: add BCM4908 MISC PCIe reset controller support
  dt-bindings: reset: document Broadcom's BCM4908 PCIe reset binding

Link: https://lore.kernel.org/r/20210129153108.GA26994@pengutronix.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-01-30 11:56:30 +01:00
Chris Packham
2241ed9205 bus: mvebu-mbus: make iounmap() symmetric with ioremap()
make coccicheck complains:

  ./drivers/bus/mvebu-mbus.c:1113:2-8: ERROR: missing iounmap; ioremap on line 1106 and execution via conditional on line 1111

It took some staring but I don't think there is a problem because the
file global `mbus_state` is passed mvebu_mbus_common_init() as the
`mbus` parameter so `mbus_state.mbuswins_base` and `mbus->mbuswins_base`
are the same thing. But this is confusing for anyone reading the code
and one less complaint from coccicheck would be nice so lets fix it.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Acked-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
2021-01-29 17:57:07 +01:00
Viresh Kumar
25d987706a memory: tegra: Remove calls to dev_pm_opp_set_clkname()
There is no point calling dev_pm_opp_set_clkname() with the "name"
parameter set to NULL, this is already done by the OPP core at setup
time and should work as it is.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Tested-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/0f22cc1791d8b88c50a9790c2dc19455b34ec7b0.1611742564.git.viresh.kumar@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2021-01-29 07:59:01 +01:00
Andre Przywara
308e78946a
dt-bindings: bus: rsb: Add H616 compatible string
Add the obvious compatible name to the existing RSB binding, and pair
it with the existing A23 fallback compatible string, as the devices are
compatible.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20210127172500.13356-15-andre.przywara@arm.com
2021-01-28 11:20:12 +01:00
Andre Przywara
9117d0c975
soc: sunxi: sram: Add support for more than one EMAC clock
The Allwinner H616 adds a second EMAC clock register at offset 0x34, for
controlling the second EMAC in this chip.

Allow to extend the regmap in this case, to cover more than the current
4 bytes exported.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20210127172500.13356-9-andre.przywara@arm.com
2021-01-28 11:19:47 +01:00
Andre Przywara
59657d55d1
dt-bindings: sram: sunxi-sram: Add H616 compatible string
The H616 adds a second EMAC clock register. We don't know about the
exact SRAM properties yet, so this gets omitted for now.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20210127172500.13356-8-andre.przywara@arm.com
2021-01-28 11:19:43 +01:00
Florian Fainelli
8b8f095b90 soc: bcm: brcmstb: Remove soc_is_brcmstb()
We have no in tree or out of tree users of this function, remove it and
the header providing its prototype.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2021-01-27 09:36:41 -08:00
Yong Wu
50fc8d9232 memory: mtk-smi: Allow building as module
Add support for building the SMI driver as module. Switch MTK_SMI to
tristate, and add module_exit/module_license.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Link: https://lore.kernel.org/r/20210126060055.11050-1-yong.wu@mediatek.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2021-01-26 20:47:51 +01:00
Claudiu Beznea
cd9168b437 drivers: soc: atmel: add spdx license identifier
Add SPDX-License-Identifier.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
[nicolas.ferre@microhcip.com: remove license boilerplate now it's useless]
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611653376-24168-2-git-send-email-claudiu.beznea@microchip.com
2021-01-26 11:25:08 +01:00
Claudiu Beznea
f12a29cb56 drivers: soc: atmel: add support for sama7g5
Add support for SAMA7G5 SoCs.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611318097-8970-8-git-send-email-claudiu.beznea@microchip.com
2021-01-26 10:02:28 +01:00
Claudiu Beznea
65d41b1433 dt-bindings: atmel-sysreg: add "microchip, sama7g5-chipid"
Add DT binding for SAMA7G5's CHIPID.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611318097-8970-7-git-send-email-claudiu.beznea@microchip.com
2021-01-26 10:02:28 +01:00
Claudiu Beznea
af3a10513c drivers: soc: atmel: add per soc id and version match masks
SAMA7G5 has different masks for chip ID and chip version on CIDR
register compared to previous AT91 SoCs. For this the commit adapts
the code for SAMA7G5 addition by introducing 2 new members in
struct at91_soc and fill them properly and also preparing the
parsing of proper DT binding.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611318097-8970-6-git-send-email-claudiu.beznea@microchip.com
2021-01-26 10:02:28 +01:00
Claudiu Beznea
11272a373c drivers: soc: atmel: fix "__initconst should be placed after socs[]" warning
Fix checkpatch.pl warning: "__initconst should be placed after socs[]".

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611318097-8970-4-git-send-email-claudiu.beznea@microchip.com
2021-01-26 10:02:28 +01:00
Claudiu Beznea
8eb2f88c60 drivers: soc: atmel: use GENMASK
Use GENMASK() to define CIDR match mask.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1611318097-8970-3-git-send-email-claudiu.beznea@microchip.com
2021-01-26 10:02:28 +01:00
Claudiu Beznea
975435132e drivers: soc: atmel: add null entry at the end of at91_soc_allowed_list[]
of_match_node() calls __of_match_node() which loops though the entries of
matches array. It stops when condition:
(matches->name[0] || matches->type[0] || matches->compatible[0]) is
false. Thus, add a null entry at the end of at91_soc_allowed_list[]
array.

Fixes: caab13b496 ("drivers: soc: atmel: Avoid calling at91_soc_init on non AT91 SoCs")
Cc: stable@vger.kernel.org #4.12+
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
2021-01-26 10:01:24 +01:00
Pan Bian
94e9dd43cf memory: ti-aemif: Drop child node when jumping out loop
Call of_node_put() to decrement the reference count of the child node
child_np when jumping out of the loop body of
for_each_available_child_of_node(), which is a macro that increments and
decrements the reference count of child node. If the loop is broken, the
reference of the child node should be dropped manually.

Fixes: 5a7c81547c ("memory: ti-aemif: introduce AEMIF driver")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Link: https://lore.kernel.org/r/20210121090359.61763-1-bianpan2016@163.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2021-01-25 20:18:42 +01:00
Dmitry Osipenko
d17655759b reset: Add devm_reset_control_get_optional_exclusive_released()
NVIDIA Tegra DRM and media drivers will need a resource-managed-optional
variant of reset_control_get_exclusive_released() in order to switch away
from a legacy Tegra-specific PD API to a GENPD API without much hassle.
Add the new reset helper to the reset API.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2021-01-25 17:32:10 +01:00
Grzegorz Jaszczyk
822be87998 dt-bindings: soc: ti: Update TI PRUSS bindings about schemas to include
Now after ti,pruss-intc.yaml and ti,pru-rproc.yaml are merged, include
them in proper property and extend the examples section.

At the occasion extend the allowed property list about dma-ranges.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Grzegorz Jaszczyk <grzegorz.jaszczyk@linaro.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-24 20:51:37 -08:00
Suman Anna
f97a8a3435 soc: ti: pruss: Correct the pruss_clk_init error trace text
The pruss_clk_init() function can register more than one clock.
Correct the existing misleading error trace upon a failure within
this function.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-24 20:51:37 -08:00
Christophe JAILLET
17ad466259 soc: ti: pm33xx: Fix some resource leak in the error handling paths of the probe function
'am33xx_pm_rtc_setup()' allocates some resources that must be freed on the
error. Commit 2152fbbd47 ("soc: ti: pm33xx: Simplify RTC usage to prepare
to drop platform data") has introduced the use of these resources but has
only updated the remove function.

Fix the error handling path of the probe function now.

Fixes: 2152fbbd47 ("soc: ti: pm33xx: Simplify RTC usage to prepare to drop platform data")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-24 20:51:36 -08:00
Vasyl Gomonovych
a88f66d4a8 soc: ti: knav_qmss: Put refcount for dev node in failure case
for_each_child_of_node increases refcount for each device_node and decreases previous one
in a loop, but in case jump out of a loop current node refcount has no chnase for decreases
so requires an of_node_put for jupm out cases.

Fix based on raport from
scripts/coccinelle/iterators/for_each_child.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
2021-01-24 20:51:36 -08:00
Dmitry Osipenko
6ce84ab649 memory: tegra: Check whether reset is already asserted
Check whether memory client reset is already asserted in order to prevent
DMA-flush error on trying to re-assert an already asserted reset.

This becomes a problem once PMC GENPD is enabled to use memory resets
since GENPD will get a error and fail to toggle power domain. PMC GENPDs
can't be toggled safely without holding memory reset on Tegra and we're
about to fix this.

Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30
Tested-by: Nicolas Chauvet <kwizart@gmail.com> # PAZ00 T20
Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210119235210.13006-1-digetx@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2021-01-23 00:10:40 +01:00
Yong Wu
1821203150 memory: mtk-smi: Use platform_register_drivers
In this file, we have 2 drivers, smi-common and smi-larb.
Use platform_register_drivers.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Link: https://lore.kernel.org/r/20210121062429.26504-2-yong.wu@mediatek.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2021-01-22 22:30:23 +01:00
Arnd Bergmann
e6babd8dde ARM SCMI updates for v5.12
Addition of optional interrupt to signal completion of the request when
 using SMC/HVC transport as on some platforms they can return before the
 SCMI request is completed. Apart from that, we just have a minor fix in
 scmi_remove which was found recently as we are now experimenting more on
 SCMI as module. Finally, we are adding Cristian as official reviewer for
 SCMI since he is more involved in active development of new features.
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Merge tag 'scmi-updates-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into arm/drivers

ARM SCMI updates for v5.12

Addition of optional interrupt to signal completion of the request when
using SMC/HVC transport as on some platforms they can return before the
SCMI request is completed. Apart from that, we just have a minor fix in
scmi_remove which was found recently as we are now experimenting more on
SCMI as module. Finally, we are adding Cristian as official reviewer for
SCMI since he is more involved in active development of new features.

* tag 'scmi-updates-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  firmware: arm_scmi: Fix call site of scmi_notification_exit
  MAINTAINERS: Update ARM SCMI entry
  firmware: arm_scmi: Augment SMC/HVC to allow optional interrupt
  dt-bindings: arm: Add optional interrupt to smc/hvc SCMI transport

Link: https://lore.kernel.org/r/20210120174356.cnxopzjjpqo5e3ws@bogus
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-01-22 15:28:16 +01:00
Rouven Czerwinski
dcb3b06d9c tee: optee: replace might_sleep with cond_resched
might_sleep() is a debugging aid and triggers rescheduling only for
certain kernel configurations. Replace with an explicit check and
reschedule to work for all kernel configurations. Fixes the following
trace:

  [  572.945146] rcu: INFO: rcu_sched self-detected stall on CPU
  [  572.949275] rcu:     0-....: (2099 ticks this GP) idle=572/1/0x40000002 softirq=7412/7412 fqs=974
  [  572.957964]  (t=2100 jiffies g=10393 q=21)
  [  572.962054] NMI backtrace for cpu 0
  [  572.965540] CPU: 0 PID: 165 Comm: xtest Not tainted 5.8.7 #1
  [  572.971188] Hardware name: STM32 (Device Tree Support)
  [  572.976354] [<c011163c>] (unwind_backtrace) from [<c010b7f8>] (show_stack+0x10/0x14)
  [  572.984080] [<c010b7f8>] (show_stack) from [<c0511e4c>] (dump_stack+0xc4/0xd8)
  [  572.991300] [<c0511e4c>] (dump_stack) from [<c0519abc>] (nmi_cpu_backtrace+0x90/0xc4)
  [  572.999130] [<c0519abc>] (nmi_cpu_backtrace) from [<c0519bdc>] (nmi_trigger_cpumask_backtrace+0xec/0x130)
  [  573.008706] [<c0519bdc>] (nmi_trigger_cpumask_backtrace) from [<c01a5184>] (rcu_dump_cpu_stacks+0xe8/0x110)
  [  573.018453] [<c01a5184>] (rcu_dump_cpu_stacks) from [<c01a4234>] (rcu_sched_clock_irq+0x7fc/0xa88)
  [  573.027416] [<c01a4234>] (rcu_sched_clock_irq) from [<c01acdd0>] (update_process_times+0x30/0x8c)
  [  573.036291] [<c01acdd0>] (update_process_times) from [<c01bfb90>] (tick_sched_timer+0x4c/0xa8)
  [  573.044905] [<c01bfb90>] (tick_sched_timer) from [<c01adcc8>] (__hrtimer_run_queues+0x174/0x358)
  [  573.053696] [<c01adcc8>] (__hrtimer_run_queues) from [<c01aea2c>] (hrtimer_interrupt+0x118/0x2bc)
  [  573.062573] [<c01aea2c>] (hrtimer_interrupt) from [<c09ad664>] (arch_timer_handler_virt+0x28/0x30)
  [  573.071536] [<c09ad664>] (arch_timer_handler_virt) from [<c0190f50>] (handle_percpu_devid_irq+0x8c/0x240)
  [  573.081109] [<c0190f50>] (handle_percpu_devid_irq) from [<c018ab8c>] (generic_handle_irq+0x34/0x44)
  [  573.090156] [<c018ab8c>] (generic_handle_irq) from [<c018b194>] (__handle_domain_irq+0x5c/0xb0)
  [  573.098857] [<c018b194>] (__handle_domain_irq) from [<c052ac50>] (gic_handle_irq+0x4c/0x90)
  [  573.107209] [<c052ac50>] (gic_handle_irq) from [<c0100b0c>] (__irq_svc+0x6c/0x90)
  [  573.114682] Exception stack(0xd90dfcf8 to 0xd90dfd40)
  [  573.119732] fce0:                                                       ffff0004 00000000
  [  573.127917] fd00: 00000000 00000000 00000000 00000000 00000000 00000000 d93493cc ffff0000
  [  573.136098] fd20: d2bc39c0 be926998 d90dfd58 d90dfd48 c09f3384 c01151f0 400d0013 ffffffff
  [  573.144281] [<c0100b0c>] (__irq_svc) from [<c01151f0>] (__arm_smccc_smc+0x10/0x20)
  [  573.151854] [<c01151f0>] (__arm_smccc_smc) from [<c09f3384>] (optee_smccc_smc+0x3c/0x44)
  [  573.159948] [<c09f3384>] (optee_smccc_smc) from [<c09f4170>] (optee_do_call_with_arg+0xb8/0x154)
  [  573.168735] [<c09f4170>] (optee_do_call_with_arg) from [<c09f4638>] (optee_invoke_func+0x110/0x190)
  [  573.177786] [<c09f4638>] (optee_invoke_func) from [<c09f1ebc>] (tee_ioctl+0x10b8/0x11c0)
  [  573.185879] [<c09f1ebc>] (tee_ioctl) from [<c029f62c>] (ksys_ioctl+0xe0/0xa4c)
  [  573.193101] [<c029f62c>] (ksys_ioctl) from [<c0100060>] (ret_fast_syscall+0x0/0x54)
  [  573.200750] Exception stack(0xd90dffa8 to 0xd90dfff0)
  [  573.205803] ffa0:                   be926bf4 be926a78 00000003 8010a403 be926908 004e3cf8
  [  573.213987] ffc0: be926bf4 be926a78 00000000 00000036 be926908 be926918 be9269b0 bffdf0f8
  [  573.222162] ffe0: b6d76fb0 be9268fc b6d66621 b6c7e0d8

seen on STM32 DK2 with CONFIG_PREEMPT_NONE.

Fixes: 9f02b8f61f ("tee: optee: add might_sleep for RPC requests")
Signed-off-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Tested-by: Sumit Garg <sumit.garg@linaro.org>
[jw: added fixes tag + small adjustments in the code]
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
2021-01-21 10:36:48 +01:00
Rafał Miłecki
149ae80b1d soc: bcm: brcmstb: add stubs for getting platform IDs
Some brcmstb drivers may be shared with other SoC families. E.g. the
same USB PHY block is shared by brcmstb and BCM4908.

To avoid building brcmstb common code on non-brcmstb platforms we need
stubs for:
1. brcmstb_get_family_id()
2. brcmstb_get_product_id()
(to avoid "undefined reference to" errors).

With this change PHY_BRCM_USB will not have to unconditionally select
SOC_BRCMSTB anymore.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
2021-01-20 12:07:23 -08:00