| Commit message (Collapse) | Author | Age | Files | Lines |
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Use the helper that checks for overflows internally instead of manually
calculating the size of the new array.
Link: https://lkml.kernel.org/r/20201109110654.12547-6-brgl@bgdev.pl
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Borislav Petkov <bp@suse.de>
Cc: Christian Knig <christian.koenig@amd.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: David Airlie <airlied@linux.ie>
Cc: David Rientjes <rientjes@google.com>
Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: James Morse <james.morse@arm.com>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: "Michael S . Tsirkin" <mst@redhat.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Robert Richter <rric@kernel.org>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Mistakenly the buffers (input and output) become enabled together for a short
period of time during GPIO request. This is problematic, because instead of
initial motive to disable them in the commit af7e3eeb84e2
("pinctrl: intel: Disable input and output buffer when switching to GPIO"),
the driven value on the pin, which might be used as an IRQ line, brings
firmwares of some touch pads to an awkward state that needs a full power off
to recover. Fix this, as stated in the culprit commit, by disabling the buffers.
Fixes: af7e3eeb84e2 ("pinctrl: intel: Disable input and output buffer when switching to GPIO")
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=210497
Reported-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Tested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Tested-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Link: https://lore.kernel.org/r/20201208182403.40435-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Commit 6726fbff19bf ("pinctrl: aspeed: Fix GPI only function problem.")
fixes access to GPIO banks T and U on the AST2600. Both banks contain
input-only pins and the GPIO pin function is named GPITx and GPIUx
respectively. Unfortunately the fix had a negative impact on GPIO banks
D and E for the AST2400 and AST2500 where the GPIO pass-through
functions take similar "GPI"-style names. The net effect on the older
SoCs was that when the GPIO subsystem requested a pin in banks D or E be
muxed for GPIO, they were instead muxed for pass-through mode.
Mistakenly muxing pass-through mode e.g. breaks booting the host on
IBM's Witherspoon (AC922) platform where GPIOE0 is used for FSI.
Further exploit the names in the provided expression structure to
differentiate pass-through from pin-specific GPIO modes.
This follow-up fix gives the expected behaviour for the following tests:
Witherspoon BMC (AST2500):
1. Power-on the Witherspoon host
2. Request GPIOD1 be muxed via /sys/class/gpio/export
3. Request GPIOE1 be muxed via /sys/class/gpio/export
4. Request the balls for GPIOs E2 and E3 be muxed as GPIO pass-through
("GPIE2" mode) via a pinctrl hog in the devicetree
Rainier BMC (AST2600):
5. Request GPIT0 be muxed via /sys/class/gpio/export
6. Request GPIU0 be muxed via /sys/class/gpio/export
Together the tests demonstrate that all three pieces of functionality
(general GPIOs via 1, 2 and 3, input-only GPIOs via 5 and 6, pass-through
mode via 4) operate as desired across old and new SoCs.
Fixes: 9b92f5c51e9a ("pinctrl: aspeed: Fix GPI only function problem.")
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Tested-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Cc: Billy Tsai <billy_tsai@aspeedtech.com>
Cc: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20201126063337.489927-1-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Debounce filter setting should be independent from IRQ type setting
because according to the ACPI specs, there are separate arguments for
specifying debounce timeout and IRQ type in GpioIo() and GpioInt().
Together with commit 06abe8291bc31839950f7d0362d9979edc88a666
("pinctrl: amd: fix incorrect way to disable debounce filter") and
Andy's patch "gpiolib: acpi: Take into account debounce settings" [1],
this will fix broken touchpads for laptops whose BIOS set the
debounce timeout to a relatively large value. For example, the BIOS
of Lenovo AMD gaming laptops including Legion-5 15ARH05 (R7000),
Legion-5P (R7000P) and IdeaPad Gaming 3 15ARH05, set the debounce
timeout to 124.8ms. This led to the kernel receiving only ~7 HID
reports per second from the Synaptics touchpad
(MSFT0001:00 06CB:7F28).
Existing touchpads like [2][3] are not troubled by this bug because
the debounce timeout has been set to 0 by the BIOS before enabling
the debounce filter in setting IRQ type.
[1] https://lore.kernel.org/linux-gpio/20201111222008.39993-11-andriy.shevchenko@linux.intel.com/
8dcb7a15a585 ("gpiolib: acpi: Take into account debounce settings")
[2] https://github.com/Syniurge/i2c-amd-mp2/issues/11#issuecomment-721331582
[3] https://forum.manjaro.org/t/random-short-touchpad-freezes/30832/28
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/linux-gpio/CAHp75VcwiGREBUJ0A06EEw-SyabqYsp%2Bdqs2DpSrhaY-2GVdAA%40mail.gmail.com/
BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1887190
Link: https://lore.kernel.org/r/20201125130320.311059-1-coiby.xu@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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gitolite.kernel.org:pub/scm/linux/kernel/git/pinctrl/intel into fixes
intel-pinctrl for v5.10-3
* Fix HOSTSW_OWN offset and unhide SPI group of pins on Jasper Lake
* Fix debounce configuration on Baytrail when it's turned off
* Fix default bias setting on Merrifield
The following is an automated git shortlog grouped by driver:
baytrail:
- Avoid clearing debounce value when turning it off
jasperlake:
- Fix HOSTSW_OWN offset
- Unhide SPI group of pins
merrifield:
- Set default bias in case no particular value given
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Baytrail pin control has a common register to set up debounce timeout.
When a pin configuration requested debounce to be disabled, the rest
of the pins may still want to have debounce enabled and thus rely on
the common timeout value. Avoid clearing debounce value when turning
it off for one pin while others may still use it.
Fixes: 658b476c742f ("pinctrl: baytrail: Add debounce configuration")
Depends-on: 04ff5a095d66 ("pinctrl: baytrail: Rectify debounce support")
Depends-on: 827e1579e1d5 ("pinctrl: baytrail: Rectify debounce support (part 2)")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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When GPIO library asks pin control to set the bias, it doesn't pass
any value of it and argument is considered boolean (and this is true
for ACPI GpioIo() / GpioInt() resources, by the way). Thus, individual
drivers must behave well, when they got the resistance value of 1 Ohm,
i.e. transforming it to sane default.
In case of Intel Merrifield pin control hardware the 20 kOhm sounds plausible
because it gives a good trade off between weakness and minimization of leakage
current (will be only 50 uA with the above choice).
Fixes: 4e80c8f50574 ("pinctrl: intel: Add Intel Merrifield pin controller support")
Depends-on: 2956b5d94a76 ("pinctrl / gpio: Introduce .set_config() callback for GPIO chips")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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GPIOs that attempt to use interrupts get thwarted with a message like:
"pin 161 cannot be used as IRQ" (for instance with SD_CD). This is because
the HOSTSW_OWN offset is incorrect, so every GPIO looks like it's
owned by ACPI.
Fixes: e278dcb7048b1 ("pinctrl: intel: Add Intel Jasper Lake pin controller support")
Cc: stable@vger.kernel.org
Signed-off-by: Evan Green <evgreen@chromium.org>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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If the group of pins is hidden in the pin list it affects
the register offset calculation despite fixed GPIO base.
Hence, the offsets of all pins after the hidden group
are broken. Instead we have to unhide the group and use a flag
to exclude it from GPIO number space.
Fixes: e278dcb7048b ("pinctrl: intel: Add Intel Jasper Lake pin controller support")
Reported-by: Divagar Mohandass <divagar.mohandass@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/intel into fixes
intel-pinctrl for v5.10-2
* Respect bias setting when comes from ACPI
The following is an automated git shortlog grouped by driver:
intel:
- Set default bias in case no particular value given
- Fix 2 kOhm bias which is 833 Ohm
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When GPIO library asks pin control to set the bias, it doesn't pass
any value of it and argument is considered boolean (and this is true
for ACPI GpioIo() / GpioInt() resources, by the way). Thus, individual
drivers must behave well, when they got the resistance value of 1 Ohm,
i.e. transforming it to sane default.
In case of Intel pin control hardware the 5 kOhm sounds plausible
because on one hand it's a minimum of resistors present in all
hardware generations and at the same time it's high enough to minimize
leakage current (will be only 200 uA with the above choice).
Fixes: e57725eabf87 ("pinctrl: intel: Add support for hardware debouncer")
Reported-by: Jamie McClymont <jamie@kwiius.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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2 kOhm bias was never an option in Intel GPIO hardware, the available
matrix is:
000 none
001 1 kOhm (if available)
010 5 kOhm
100 20 kOhm
As easy to get the 3 resistors are gated separately and according to
parallel circuits calculations we may get combinations of the above where
the result is always strictly less than minimal resistance. Hence,
additional values can be:
011 ~833.3 Ohm
101 ~952.4 Ohm
110 ~4 kOhm
111 ~800 Ohm
That said, convert TERM definitions to be the bit masks to reflect the above.
While at it, enable the same setting for pull down case.
Fixes: 7981c0015af2 ("pinctrl: intel: Add Intel Sunrisepoint pin controller and GPIO support")
Cc: Jamie McClymont <jamie@kwiius.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Specify the PDC mapping for SM8250, so that gpio interrupts are
propertly mapped to the wakeup IRQs of the PDC.
Fixes: 4e3ec9e407ad ("pinctrl: qcom: Add sm8250 pinctrl driver.")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20201028043642.1141723-1-bjorn.andersson@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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When GPIOs that are routed to PDC are used as output they can still latch
the IRQ pending at GIC. As a result the spurious IRQ was handled when the
client driver change the direction to input to starts using it as IRQ.
Currently such erroneous latched IRQ are cleared with .irq_enable callback
however if the driver continue to use GPIO as interrupt and invokes
disable_irq() followed by enable_irq() then everytime during enable_irq()
previously latched interrupt gets cleared.
This can make edge IRQs not seen after enable_irq() if they had arrived
after the driver has invoked disable_irq() and were pending at GIC.
Move clearing erroneous IRQ to .irq_request_resources callback as this is
the place where GPIO direction is changed as input and its locked as IRQ.
While at this add a missing check to invoke msm_gpio_irq_clear_unmask()
from .irq_enable callback only when GPIO is not routed to PDC.
Fixes: e35a6ae0eb3a ("pinctrl/msm: Setup GPIO chip in hierarchy")
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Link: https://lore.kernel.org/r/1604561884-10166-1-git-send-email-mkshah@codeaurora.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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RTC is 32.768kHz thus 512 RtcClk equals 15625 usec. The documentation
likely has dropped precision and that's why the driver mistakenly took
the slightly deviated value.
Cc: stable@vger.kernel.org
Reported-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Suggested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/linux-gpio/2f4706a1-502f-75f0-9596-cc25b4933b6c@redhat.com/
Link: https://lore.kernel.org/r/20201105231912.69527-3-coiby.xu@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The correct way to disable debounce filter is to clear bit 5 and 6
of the register.
Cc: stable@vger.kerne.org
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/linux-gpio/df2c008b-e7b5-4fdd-42ea-4d1c62b52139@redhat.com/
Link: https://lore.kernel.org/r/20201105231912.69527-2-coiby.xu@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Some gpio pin at aspeed soc is input only and the prefix name of these
pin is "GPI" only.
This patch fine-tune the condition of GPIO check from "GPIO" to "GPI"
and it will fix the usage error of banks D and E in the AST2400/AST2500
and banks T and U in the AST2600.
Fixes: 4d3d0e4272d8 ("pinctrl: Add core support for Aspeed SoCs")
Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Link: https://lore.kernel.org/r/20201030055450.29613-1-billy_tsai@aspeedtech.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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It is useful for debugging to have the error message printed
when regmap initialisation fails. Add it to the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Martin Hundebøll <martin@geanix.com>
Link: https://lore.kernel.org/r/20201009180856.4738-2-andriy.shevchenko@linux.intel.com
Tested-by: Jan Kundrát <jan.kundrat@cesnet.cz>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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It appears that simplification of mcp23s08_spi_regmap_init() made
a regression due to wrong size calculation for dev_kmemdup() call.
It misses the fact that config variable is already a pointer, thus
the sizeof() calculation is wrong and only 4 or 8 bytes were copied.
Fix the parameters to devm_kmemdup() to copy a full chunk of memory.
Fixes: 0874758ecb2b ("pinctrl: mcp23s08: Refactor mcp23s08_spi_regmap_init()")
Reported-by: Martin Hundebøll <martin@geanix.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Martin Hundebøll <martin@geanix.com>
Link: https://lore.kernel.org/r/20201009180856.4738-1-andriy.shevchenko@linux.intel.com
Tested-by: Jan Kundrát <jan.kundrat@cesnet.cz>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Remove totally irq mappings create in probe, the gpio irq mapping will
be created when do
gpio_to_irq ->
rockchip_gpio_to_irq ->
irq_create_mapping
This patch can speed up system boot on, also abandon many unused irq
mappings' create.
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Kever Yang<kever.yang@rock-chips.com>
Link: https://lore.kernel.org/r/20201013063731.3618-4-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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There need to enable pclk_gpio when do irq_create_mapping, since it will
do access to gpio controller.
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Kever Yang<kever.yang@rock-chips.com>
Link: https://lore.kernel.org/r/20201013063731.3618-3-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The values for the SSI pins on GPIO chips D and E were off by 0x20.
Fixes: d3ef8c6b2286 ("pinctrl: Ingenic: Add SSI pins support for JZ4770 and JZ4780.")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reported-by: Artur Rojek <contact@artur-rojek.eu>
Link: https://lore.kernel.org/r/20201010192509.9098-1-paul@crapouillou.net
Reviewed-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control updates from Linus Walleij:
"Core changes:
- NONE whatsoever, we don't even touch the core files this time
around.
New drivers:
- New driver for the Toshiba Visconti SoC.
- New subdriver for the Qualcomm MSM8226 SoC.
- New subdriver for the Actions Semiconductor S500 SoC.
- New subdriver for the Mediatek MT8192 SoC.
- New subdriver for the Microchip SAMA7G5 SoC.
Driver enhancements:
- Intel Cherryview and Baytrail cleanups and refactorings.
- Enhanced support for the Renesas R8A7790, more pins and groups.
- Some optimizations for the MCP23S08 MCP23x17 variant.
- Some cleanups around the Actions Semiconductor subdrivers.
- A bunch of cleanups around the SH-PFC and Emma Mobile drivers.
- The "SH-PFC" (literally SuperH pin function controller, I think)
subdirectory is now renamed to the more neutral "renesas", as these
are not very much centered around SuperH anymore.
- Non-critical fixes for the Aspeed driver.
- Non-critical fixes for the Ingenic (MIPS!) driver.
- Fix a bunch of missing pins on the AMD pinctrl driver"
* tag 'pinctrl-v5.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (78 commits)
pinctrl: amd: Add missing pins to the pin group list
dt-bindings: pinctrl: sunxi: Allow pinctrl with more interrupt banks
pinctrl: visconti: PINCTRL_TMPV7700 should depend on ARCH_VISCONTI
pinctrl: mediatek: Free eint data on failure
pinctrl: single: fix debug output when #pinctrl-cells = 2
pinctrl: single: fix pinctrl_spec.args_count bounds check
pinctrl: sunrisepoint: Modify COMMUNITY macros to be consistent
pinctrl: cannonlake: Modify COMMUNITY macros to be consistent
pinctrl: tigerlake: Fix register offsets for TGL-H variant
pinctrl: Document pinctrl-single,pins when #pinctrl-cells = 2
pinctrl: mediatek: use devm_platform_ioremap_resource_byname()
pinctrl: nuvoton: npcm7xx: Constify static ops structs
pinctrl: mediatek: mt7622: add antsel pins/groups
pinctrl: ocelot: simplify the return expression of ocelot_gpiochip_register()
pinctrl: at91-pio4: add support for sama7g5 SoC
dt-bindings: pinctrl: at91-pio4: add microchip,sama7g5
pinctrl: spear: simplify the return expression of tvc_connect()
pinctrl: spear: simplify the return expression of spear310_pinctrl_probe
pinctrl: sprd: use module_platform_driver to simplify the code
pinctrl: Ingenic: Add I2S pins support for Ingenic SoCs.
...
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Some of the pins were not exposed in the initial driver or kept as
reserved. Exposing all of them now.
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://lore.kernel.org/r/20201007111220.744348-1-Shyam-sundar.S-k@amd.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The Toshiba Visconti TMPV7700 series pin controller is only present on
Visconti SoCs. Hence add a dependency on ARCH_VISCONTI, to prevent
asking the user about this driver when configuring a kernel without
Visconti platform support.
Fixes: a68a7844264e4fb9 ("pinctrl: visconti: Add Toshiba Visconti SoCs pinctrl support")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
Link: https://lore.kernel.org/r/20201005125049.26926-1-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The pinctrl driver can work without the EINT resource, but, if it is
expected to have this resource but the mtk_build_eint() function fails
after allocating their data (because can't get the resource or can't map
the irq), the data is not freed and you end with a NULL pointer
dereference. Fix this by freeing the data if mtk_build_eint() fails, so
pinctrl still works and doesn't hang.
This is noticeable after commit f97dbf48ca43 ("irqchip/mtk-sysirq: Convert
to a platform driver") on MT8183 because, due this commit, the pinctrl driver
fails to map the irq and spots the following bug:
[ 1.947597] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000004
[ 1.956404] Mem abort info:
[ 1.959203] ESR = 0x96000004
[ 1.962259] EC = 0x25: DABT (current EL), IL = 32 bits
[ 1.967565] SET = 0, FnV = 0
[ 1.970613] EA = 0, S1PTW = 0
[ 1.973747] Data abort info:
[ 1.976619] ISV = 0, ISS = 0x00000004
[ 1.980447] CM = 0, WnR = 0
[ 1.983410] [0000000000000004] user address but active_mm is swapper
[ 1.989759] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[ 1.995322] Modules linked in:
[ 1.998371] CPU: 7 PID: 1 Comm: swapper/0 Not tainted 5.9.0-rc1+ #44
[ 2.004715] Hardware name: MediaTek krane sku176 board (DT)
[ 2.010280] pstate: 60000005 (nZCv daif -PAN -UAO BTYPE=--)
[ 2.015850] pc : mtk_eint_set_debounce+0x48/0x1b8
[ 2.020546] lr : mtk_eint_set_debounce+0x34/0x1b8
[ 2.025239] sp : ffff80001008baa0
[ 2.028544] x29: ffff80001008baa0 x28: ffff0000ff7ff790
[ 2.033847] x27: ffff0000f9ec34b0 x26: ffff0000f9ec3480
[ 2.039150] x25: ffff0000fa576410 x24: ffff0000fa502800
[ 2.044453] x23: 0000000000001388 x22: ffff0000fa635f80
[ 2.049755] x21: 0000000000000008 x20: 0000000000000000
[ 2.055058] x19: 0000000000000071 x18: 0000000000000001
[ 2.060360] x17: 0000000000000000 x16: 0000000000000000
[ 2.065662] x15: ffff0000facc8470 x14: ffffffffffffffff
[ 2.070965] x13: 0000000000000001 x12: 00000000000000c0
[ 2.076267] x11: 0000000000000040 x10: 0000000000000070
[ 2.081569] x9 : ffffaec0063d24d8 x8 : ffff0000fa800270
[ 2.086872] x7 : 0000000000000000 x6 : 0000000000000011
[ 2.092174] x5 : ffff0000fa800248 x4 : ffff0000fa800270
[ 2.097476] x3 : ffff8000100c5000 x2 : 0000000000000000
[ 2.102778] x1 : 0000000000000000 x0 : 0000000000000000
[ 2.108081] Call trace:
[ 2.110520] mtk_eint_set_debounce+0x48/0x1b8
[ 2.114870] mtk_gpio_set_config+0x5c/0x78
[ 2.118958] gpiod_set_config+0x5c/0x78
[ 2.122786] gpiod_set_debounce+0x18/0x28
[ 2.126789] gpio_keys_probe+0x50c/0x910
[ 2.130705] platform_drv_probe+0x54/0xa8
[ 2.134705] really_probe+0xe4/0x3b0
[ 2.138271] driver_probe_device+0x58/0xb8
[ 2.142358] device_driver_attach+0x74/0x80
[ 2.146532] __driver_attach+0x58/0xe0
[ 2.150274] bus_for_each_dev+0x70/0xc0
[ 2.154100] driver_attach+0x24/0x30
[ 2.157666] bus_add_driver+0x14c/0x1f0
[ 2.161493] driver_register+0x64/0x120
[ 2.165319] __platform_driver_register+0x48/0x58
[ 2.170017] gpio_keys_init+0x1c/0x28
[ 2.173672] do_one_initcall+0x54/0x1b4
[ 2.177499] kernel_init_freeable+0x1d0/0x238
[ 2.181848] kernel_init+0x14/0x118
[ 2.185328] ret_from_fork+0x10/0x34
[ 2.188899] Code: a9438ac1 12001266 f94006c3 121e766a (b9400421)
[ 2.194991] ---[ end trace 168cf7b3324b6570 ]---
[ 2.199611] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
[ 2.207260] SMP: stopping secondary CPUs
[ 2.211294] Kernel Offset: 0x2ebff4800000 from 0xffff800010000000
[ 2.217377] PHYS_OFFSET: 0xffffb50500000000
[ 2.221551] CPU features: 0x0240002,2188200c
[ 2.225811] Memory Limit: none
[ 2.228860] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]---
Fixes: 89132dd8ffd2 ("pinctrl: mediatek: extend eint build to pinctrl-mtk-common-v2.c")
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Sean Wang <sean.wang@kernel.org>
Link: https://lore.kernel.org/r/20201001142511.3560143-1-enric.balletbo@collabora.com
[rebased on changed infrastructure]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The debug output in pcs_parse_one_pinctrl_entry() needs to be updated
to print the correct pinctrl register value when #pinctrl-cells is 2.
Fixes: a13395418888 ("pinctrl: single: parse #pinctrl-cells = 2")
Reported-by: Trent Piepho <tpiepho@gmail.com>
Signed-off-by: Drew Fustini <drew@beagleboard.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/linux-omap/3139716.CMS8C0sQ7x@zen.local/
Link: https://lore.kernel.org/r/20200913230306.2061645-1-drew@beagleboard.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The property #pinctrl-cells can either be 1 or 2:
- if #pinctrl-cells = <1>, then pinctrl_spec.args_count = 2
- if #pinctrl-cells = <2>, then pinctrl_spec.args_count = 3
All other values of pinctrl_spec.args_count are incorrect. This fix
checks the upper bound instead of just the lower bound.
Fixes: a13395418888 ("pinctrl: single: parse #pinctrl-cells = 2")
Reported-by: Trent Piepho <tpiepho@gmail.com>
Signed-off-by: Drew Fustini <drew@beagleboard.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/linux-omap/3139716.CMS8C0sQ7x@zen.local/
Link: https://lore.kernel.org/r/20200930174839.1308344-1-drew@beagleboard.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Modify COMMUNITY macros to be consistent with Tiger Lake and others.
No functional change intended.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20200929110306.40852-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Modify COMMUNITY macros to be consistent with Tiger Lake and others.
No functional change intended.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20200929110306.40852-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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It appears that almost traditionally the H variants have some deviations
in the register offsets in comparison to LP ones. This is the case for
Intel Tiger Lake as well. Fix register offsets for TGL-H variant.
Fixes: 653d96455e1e ("pinctrl: tigerlake: Add support for Tiger Lake-H")
Reported-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20200929110306.40852-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Use the devm_platform_ioremap_resource_byname() helper instead of
calling platform_get_resource_byname() and devm_ioremap_resource()
separately.
Signed-off-by: Wang Xiaojun <wangxiaojun11@huawei.com>
Acked-by: Sean Wang <sean.wang@kernel.org>
Link: https://lore.kernel.org/r/20200917064151.2184010-1-wangxiaojun11@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The only usage of these structs is to assign their address to various
ops fields in the pinctrl_desc struct, which are const pointers. Make
them const to allow the compiler to put them in read-only memory.
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Link: https://lore.kernel.org/r/20200926202342.31014-1-rikard.falkeborn@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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These pins are named ANTSEL[0~29] in datasheet and are used by wmac for
various functions.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Link: https://lore.kernel.org/r/20200922164159.120920-1-gch981213@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Simplify the return expression.
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Link: https://lore.kernel.org/r/20200921131057.92895-1-miaoqinglang@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Add support for sama7g5 pinctrl block, which has 5 PIO banks.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Reviewed-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Link: https://lore.kernel.org/r/20200917131257.273882-2-eugen.hristev@microchip.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Simplify the return expression.
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20200921131058.92941-1-miaoqinglang@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Simplify the return expression.
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20200921082448.2591929-1-liushixin2@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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module_platform_driver() makes the code simpler by eliminating
boilerplate code.
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Acked-by: Chunyan Zhang <zhang.lyra@gmail.com>
Link: https://lore.kernel.org/r/20200914065402.3726408-1-liushixin2@huawei.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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1.Add I2S pins support for the JZ4780 SoC.
2.Add I2S pins support for the X1000 SoC.
3.Add I2S pins support for the X1500 SoC.
4.Add I2S pins support for the X1830 SoC.
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20200913065836.12156-4-zhouyanjie@wanyeetech.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Correct the pullup and pulldown parameters of JZ4780 to make them
consistent with the parameters on the datasheet.
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20200913065836.12156-3-zhouyanjie@wanyeetech.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Add SSI pins support for the JZ4770 SoC and the
JZ4780 SoC from Ingenic.
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20200913065836.12156-2-zhouyanjie@wanyeetech.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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These were skipped in the original patches adding pinconf support for
the AST2600.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Cc: Johnny Huang <johnny_huang@aspeedtech.com>
Link: https://lore.kernel.org/r/20200910025631.2996342-4-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The Aspeed pinconf data structures are split into 'conf' and 'map'
types, where the 'conf' struct defines which register and bitfield to
manipulate, while the 'map' struct defines what value to write to
the register and bitfield.
Both structs have a mask member, and the wrong mask was being used to
tell the regmap which bits to update.
A todo is to look at whether we can remove the mask from the 'map'
struct.
Fixes: 5f52c853847f ("pinctrl: aspeed: Use masks to describe pinconf bitfields")
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Cc: Johnny Huang <johnny_huang@aspeedtech.com>
Link: https://lore.kernel.org/r/20200910025631.2996342-3-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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When displaying which pinconf register and field is being touched,
format the field mask so that it's consistent with the way the pinmux
portion formats the mask.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20200910025631.2996342-2-andrew@aj.id.au
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Change PINCTRL_IMX to tristate to support loadable module build.
And i.MX common pinctrl driver should depend on CONFIG_OF to make sure
no build error when i.MX common pinctrl driver is enabled for different
architectures without CONFIG_OF.
Also add module author, description and license.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Link: https://lore.kernel.org/r/1599552721-24872-3-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Change PINCTR_IMX_SCU to tristate, add module author, description
and license to support building SCU pinctrl core driver as module.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Link: https://lore.kernel.org/r/1599552721-24872-2-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Use function callbacks for SCU related functions in pinctrl-imx.c
in order to support the scenario of PINCTRL_IMX is built in while
PINCTRL_IMX_SCU is built as module, all drivers using SCU pinctrl
driver need to initialize the SCU related function callback, and
no need to check CONFIG_PINCTRL_IMX_SCU anymore, hence stub functions
also can be removed.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Link: https://lore.kernel.org/r/1599552721-24872-1-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This commit adds the pinctrl driver for the MediaTek's MT8167 SoC.
Signed-off-by: Fabien Parent <fparent@baylibre.com>
Link: https://lore.kernel.org/r/20200907110221.1691168-2-fparent@baylibre.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/intel into devel
intel-pinctrl for v5.10-1
* Add last part of cleanup Cherryview driver to align with other drivers
* Due to above clean up Cherryview and Baytrail drivers to use common API
The following is an automated git shortlog grouped by driver:
baytrail:
- Switch to use intel_pinctrl_get_soc_data()
cherryview:
- Preserve CHV_PADCTRL1_INVRXTX_TXDATA flag on GPIOs
- Switch to use intel_pinctrl_get_soc_data()
- Utilize temporary variable to hold device pointer
- Switch to use struct intel_pinctrl
- Move custom community members to separate data struct
- Drop stale comment
intel:
- Update header block to reflect direct dependencies
- Extract intel_pinctrl_get_soc_data() helper for wider use
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