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Extend example with children for pin configuration and indent it with
4-spaces.
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Certain pins, like SDcard related, do not have functions and such should
not be required:
sdc1-clk-pins: 'function' is a required property
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Matching PMIC GPIOs config nodes within a '-state' node by '.*' pattern
does not work as expected because of linux,phandle in the DTB:
'pins' is a required property
'function' is a required property
'rx', 'tx' do not match any of the regexes: 'pinctrl-[0-9]+'
[[59]] is not of type 'object'
Make the schema stricter and expect such nodes to be followed with a
'-pins' suffix.
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Bindings example should be indented with 4-spaces.
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Iskren Chernev <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Require function on GPIOs (so not on SD card pins).
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Iskren Chernev <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Matching PMIC GPIOs config nodes within a '-state' node by '.*' pattern
does not work as expected because of linux,phandle in the DTB:
'pins' is a required property
'function' is a required property
'rx', 'tx' do not match any of the regexes: 'pinctrl-[0-9]+'
[[59]] is not of type 'object'
Make the schema stricter and expect such nodes to be followed with a
'-pins' suffix.
Signed-off-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Iskren Chernev <[email protected]>
Reviewed-by: Bjorn Andersson <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Move the default values to the 'default' case in the switches.
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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fwnode_irq_get() may return all possible signed values, such as Linux
error code or 0. Fix the code to handle this properly.
Fixes: 1074e1d23a5c ("pinctrl: pistachio: Switch to use fwnode instead of")
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The irqchip implementation used inside the gpiochips are not supposed to
be changed during runtime. So let's make the one inside the spmi-gpio
gpiochip immutable.
This fixes the below warning during boot:
gpio gpiochip0: (c440000.spmi:pmic@0:gpio@c000): not an immutable chip, please consider fixing it!
Acked-by: Marc Zyngier <[email protected]>
Signed-off-by: Manivannan Sadhasivam <[email protected]>
Reviewed-by: Johan Hovold <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
[switched two lines as indicated by Johan]
Signed-off-by: Linus Walleij <[email protected]>
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GPIO library now accepts fwnode as a firmware node, so
switch the driver to use it.
Signed-off-by: Andy Shevchenko <[email protected]>
Reviewed-by: Neil Armstrong <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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fwnode_irq_get() may return all possible signed values, such as Linux
error code. Fix the code to handle this properly.
Fixes: be2dc859abd4 ("pinctrl: pinctrl-microchip-sgpio: Add irq support (for sparx5)")
Signed-off-by: Andy Shevchenko <[email protected]>
Reviewed-by: Michael Walle <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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GPIO library now accepts fwnode as a firmware node, so
switch the driver to use it.
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Ideally this and similar common properties will be inherited so you
won't need to paste them in every pinctrl binding.
Signed-off-by: Iskren Chernev <[email protected]>
Reviewed-by: Caleb Connolly <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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PINCTRL_IMX depends on OF, however the dependency is missed when selected
by PINCTRL_IMX8M* (it does not follow the indirect 'select' statements),
select it explicitly.
Cc: Arnd Bergmann <[email protected]>
Cc: Linus Walleij <[email protected]>
Reported-by: kernel test robot <[email protected]>
Link: https://lore.kernel.org/all/[email protected]/
Fixes: 87c2a29a6bf1 ("pinctrl: imx8m: kconfig: Depends on SOC_IMX8M")
Signed-off-by: Francesco Dolcini <[email protected]>
Reviewed-by: Jacky Bai <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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In a few comments the style is not aligned with the rest.
Correct them.
While at it, drop unneeded blank lines and deduplicate 'Author'.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Make use of the GENMASK() (far less error-prone, far more concise).
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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ACPI table on Intel Galileo Gen 1 has wrong pin number for IRQ resource
of the I²C GPIO expander. Since we know what that number is and luckily
have GPIO bases fixed for SoC's controllers, we may use a simple DMI quirk
to match the platform and retrieve GpioInt() pin on it for the expander in
question.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Add support of the expander found on Intel Galileo Gen1 board.
The platform information comes from ACPI.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Convert the module to be property provider agnostic and allow
it to be used on non-OF platforms.
Add mod_devicetable.h include.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The introduced callback ->pin_dbg_show() is useful for debugging.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Move the default values to the 'default' case in the switches.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Since we have pin configuration getter and setter provided,
there is no need to duplicate that in the custom ->set_config().
Instead, switch to gpiochip_generic_config().
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The pin control framework checks pin boundaries before calling
the respective driver's callbacks. Hence no need to check for
pin boundaries, the respective conditionals won't be ever true.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The Cypress CY8C95x0 chips have an internal EEPROM that defines
initial configuration. It might be that bootloader or other
entity wrote the platform related setup into it. Don't override
it in the driver.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Since it's a pin control, GPIO counterpart needs to know the mapping
between pin numbering and GPIO numbering. Enable this by calling
gpiochip_add_pin_range() at the chip addition time.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The npins field is assigned twice. Remove the first occurrence.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The Cypress GPIO expander is an I²C discrete component. Hence
the platform may contain more than one of a such. Currently
this has limitations in the driver due to same name used for
all chips of a type. Replace this with device instance specific
name.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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It's an obvious typo in never tested piece of code that
successful detection shouldn't fail. Fix that.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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No need to assign first line number for IRQ chip.
Let IRQ core to decide.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Since recently, the kernel is nagging about mutable irq_chips:
"not an immutable chip, please consider fixing it!"
Drop the unneeded copy, flag it as IRQCHIP_IMMUTABLE, add the new
helper functions and call the appropriate gpiolib functions.
Signed-off-by: Andy Shevchenko <[email protected]>
Tested-by: Patrick Rudolph <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Fix spelling typo in comment.
Reported-by: k2ci <[email protected]>
Signed-off-by: Jiangshan Yi <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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GPIO library now accepts fwnode as a firmware node, so
switch the driver to use it.
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Use dev_dbg() instead of printk(KERN_DEBUG) to avoid the following
checkpatch.pl warning:
"Prefer [subsystem eg: netdev]_dbg([subsystem]dev, ... then
dev_dbg(dev, ... then pr_debug(... to printk(KERN_DEBUG ...".
Signed-off-by: Claudiu Beznea <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Move gpio suspend/resume execution local to driver and let it execute as
close as possible to the moment the machine specific PM code is executed
(by setting it to .noirq member of dev_pm_ops). With this the
at91_pinctrl_gpio_suspend()/at91_pinctrl_gpio_resume() calls were removed
from arch/arm/mach-at91/pm.c and also a header has been removed.
The patch has been checked on sama5d3_xplained, sam9x60ek,
sama5d2_xplained, sama7g5ek boards.
Signed-off-by: Claudiu Beznea <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Use kernel-doc style for documentation of struct at91_gpio_chip.
Signed-off-by: Claudiu Beznea <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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The GPIO library code will assign default value for number of OF
cells, no need to repeat this in the driver.
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into devel
pinctrl: renesas: Updates for v6.1
- Document pin control support for the RZ/Five SoC.
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Change PINCTRL_IMX8M* dependency from just ARCH_MXC to SOC_IMX8M,
likewise is done for other PINCTRL_IMX* kconfig. This avoid polluting
the config when SOC_IMX8M is not enabled.
Signed-off-by: Francesco Dolcini <[email protected]>
Reviewed-by: Fabio Estevam <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Use dev_dbg instead of dev_warn for additional support of pinmux
feature.
Signed-off-by: Basavaraj Natikar <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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When the driver want to disable the signal of the function, it doesn't
need to query the state of the mux function's signal on a pin. The
condition below will miss the disable of the signal:
Ball | Default | P0 Signal | P0 Expression | Other
-----+---------+-----------+-----------------------------+----------
E21 GPIOG0 SD2CLK SCU4B4[16]=1 & SCU450[1]=1 GPIOG0
-----+---------+-----------+-----------------------------+----------
B22 GPIOG1 SD2CMD SCU4B4[17]=1 & SCU450[1]=1 GPIOG1
-----+---------+-----------+-----------------------------+----------
Assume the register status like below:
SCU4B4[16] == 1 & SCU4B4[17] == 1 & SCU450[1]==1
After the driver set the Ball E21 to the GPIOG0:
SCU4B4[16] == 0 & SCU4B4[17] == 1 & SCU450[1]==0
When the driver want to set the Ball B22 to the GPIOG1, the condition of
the SD2CMD will be false causing SCU4B4[17] not to be cleared.
Signed-off-by: Billy Tsai <[email protected]>
Acked-by: Andrew Jeffery <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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'unsigned int' should be clearer than 'unsigned'.
Signed-off-by: Jilin Yuan <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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child nodes
In order to ensure only documented properties are present, node schemas
must have unevaluatedProperties or additionalProperties set to false
(typically).
Signed-off-by: Rob Herring <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Feedback from Kent had showed some better selections for symbols to
use for pinctrl-amd debugfs output. Adopt some of those instead.
Fixes: e8129a076a50 ("pinctrl: amd: Use unicode for debugfs output")
Suggested-by: Kent Gibson <[email protected]>
Signed-off-by: Mario Limonciello <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Fix up the build.
Signed-off-by: Stephen Rothwell <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux into devel
This branch is needed to make the i2c driver remove() callback in new
driver compile properly.
Signed-off-by: Linus Walleij <[email protected]>
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The mt8186 contains 8 GPIO physical address bases that correspond to
the 'reg-names' of the pinctrl driver. The 'reg-names' entries in
bindings are ordered incorrectly, though. The system crashes due of an
erroneous address when the regulator initializes.
We fix the 'reg-names' for the pinctrl nodes and the pinctrl-mt8186
example in bindings.
Fixes: 338e953f1bd1 ("dt-bindings: pinctrl: mt8186: add pinctrl file and binding document")
Co-developed-by: Guodong Liu <[email protected]>
Signed-off-by: Guodong Liu <[email protected]>
Signed-off-by: Allen-KH Cheng <[email protected]>
Acked-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Nícolas F. R. A. Prado <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Add pinctrl driver support for MediaTek SoC mt8188.
Signed-off-by: Hui.Liu <[email protected]>
Reviewed-by: Nícolas F. R. A. Prado <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Add the pinctrl header file on MediaTek mt8188.
Add the new binding document for pinctrl on MediaTek mt8188.
Signed-off-by: Hui.Liu <[email protected]>
Reviewed-by: Rob Herring <[email protected]>
Reviewed-by: Nícolas F. R. A. Prado <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Add pinctrl driver to support pin configuration for LPASS
(Low Power Audio SubSystem) LPI (Low Power Island) pinctrl
on SC8280XP.
This IP is an additional pin control block for Audio Pins on top the
existing SoC Top level pin-controller.
Hardware setup looks like:
TLMM GPIO[189 - 207] --> LPASS LPI GPIO [0 - 18]
This pin controller has some similarities compared to Top level
msm SoC Pin controller like 'each pin belongs to a single group'
and so on. However this one is intended to control only audio
pins in particular, which can not be configured/touched by the
Top level SoC pin controller except setting them as gpios.
Apart from this, slew rate is also available in this block for
certain pins which are connected to SLIMbus or SoundWire Bus.
Signed-off-by: Srinivas Kandagatla <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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Add device tree binding Documentation details for Qualcomm SC8280XP
LPASS(Low Power Audio Sub System) LPI(Low Power Island) pinctrl driver.
Signed-off-by: Srinivas Kandagatla <[email protected]>
Reviewed-by: Rob Herring <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Linus Walleij <[email protected]>
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