linux-toradex.git/drivers/mfd/wcd934x.c, branch v7.2-rc5 Linux kernel for Apalis and Colibri modules mfd: wcd934x: Replace MODULE_ALIAS() with MODULE_DEVICE_TABLE() 2024-10-16T08:04:10+00:00 Masahiro Yamada masahiroy@kernel.org 2024-10-02T15:15:32+00:00 b90ea940bed988776469848f83c4b70c1956d872 Since commit b4b818305578 ("slimbus: generate MODULE_ALIAS() from MODULE_DEVICE_TABLE()"), modpost automatically generates MODULE_ALIAS() from MODULE_DEVICE_TABLE(slim, ). Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> Link: https://lore.kernel.org/r/20241002151539.43762-1-masahiroy@kernel.org Signed-off-by: Lee Jones <lee@kernel.org> 
Since commit b4b818305578 ("slimbus: generate MODULE_ALIAS() from
MODULE_DEVICE_TABLE()"), modpost automatically generates MODULE_ALIAS()
from MODULE_DEVICE_TABLE(slim, ).

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Link: https://lore.kernel.org/r/20241002151539.43762-1-masahiroy@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
mfd: wcd934x: Constify struct regmap_config 2024-08-30T08:40:11+00:00 Javier Carrasco javier.carrasco.cruz@gmail.com 2024-07-04T17:23:14+00:00 e8b4dd69cf0565a32d020d1eed0188e3f7bd26e4 `wcd934x_regmap_config` is not modified and can be declared as const to move its data to a read-only section. Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com> Link: https://lore.kernel.org/r/20240704-mfd-const-regmap_config-v2-4-0c8785b1331d@gmail.com Signed-off-by: Lee Jones <lee@kernel.org> 
`wcd934x_regmap_config` is not modified and can be declared as const
to move its data to a read-only section.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://lore.kernel.org/r/20240704-mfd-const-regmap_config-v2-4-0c8785b1331d@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
mfd: wcd934x: Update to use maple tree register cache 2023-11-01T10:02:11+00:00 Mark Brown broonie@kernel.org 2023-09-12T11:36:46+00:00 a50afa310d6a4c765a1787742b206eb149bb1d12 The maple tree register cache is based on a much more modern data structure than the rbtree cache and makes optimisation choices which are probably more appropriate for modern systems than those made by the rbtree cache. In v6.5 it has also acquired the ability to generate multi-register writes in sync operations, bringing performance up to parity with the rbtree cache there. Update the wcd934x to use the more modern data structure. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230912-mfd-wcd934x-maple-v2-1-292a154113e3@kernel.org Signed-off-by: Lee Jones <lee@kernel.org> 
The maple tree register cache is based on a much more modern data structure
than the rbtree cache and makes optimisation choices which are probably
more appropriate for modern systems than those made by the rbtree cache. In
v6.5 it has also acquired the ability to generate multi-register writes in
sync operations, bringing performance up to parity with the rbtree cache
there.

Update the wcd934x to use the more modern data structure.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230912-mfd-wcd934x-maple-v2-1-292a154113e3@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>
mfd: wcd934x: Simplify with dev_err_probe() 2023-06-15T08:19:38+00:00 Christophe JAILLET christophe.jaillet@wanadoo.fr 2023-05-20T07:11:05+00:00 26e4462d7c13f180c48a689377b978ec7700a3ba Use dev_err_probe() to simplify code, save a few LoC and be consistent with error codes handling in messages. It also filters -EPROBE_DEFER that can be returned by devm_clk_get(). Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/73fdc6ecf619f80fad126abca11fb579d3d87f64.1684565021.git.christophe.jaillet@wanadoo.fr Signed-off-by: Lee Jones <lee@kernel.org> 
Use dev_err_probe() to simplify code, save a few LoC and be consistent
with error codes handling in messages.
It also filters -EPROBE_DEFER that can be returned by devm_clk_get().

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/73fdc6ecf619f80fad126abca11fb579d3d87f64.1684565021.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Lee Jones <lee@kernel.org>
mfd: wcd934x: Fix an error handling path in wcd934x_slim_probe() 2023-06-15T08:19:38+00:00 Christophe JAILLET christophe.jaillet@wanadoo.fr 2023-05-20T07:10:54+00:00 f190b4891a3f9fac123a7afd378d4143a2723313 If devm_gpiod_get_optional() fails, some resources need to be released, as already done in the .remove() function. While at it, remove the unneeded error code from a dev_err_probe() call. It is already added in a human readable way by dev_err_probe() itself. Fixes: 6a0ee2a61a31 ("mfd: wcd934x: Replace legacy gpio interface for gpiod") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/02d8447f6d1df52cc8357aae698152e9a9be67c6.1684565021.git.christophe.jaillet@wanadoo.fr Signed-off-by: Lee Jones <lee@kernel.org> 
If devm_gpiod_get_optional() fails, some resources need to be released, as
already done in the .remove() function.

While at it, remove the unneeded error code from a dev_err_probe() call.
It is already added in a human readable way by dev_err_probe() itself.

Fixes: 6a0ee2a61a31 ("mfd: wcd934x: Replace legacy gpio interface for gpiod")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/02d8447f6d1df52cc8357aae698152e9a9be67c6.1684565021.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Lee Jones <lee@kernel.org>
mfd: wcd934x: Convert irq chip to config regs 2022-12-07T13:28:15+00:00 Aidan MacDonald aidanmacdonald.0x0@gmail.com 2022-11-12T15:18:35+00:00 0cd1860e445f668038621aabf6c67616e6d3bb8b Type registers are deprecated and will eventually be removed from regmap-irq. The same functionality can be replicated with config registers. Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com> Signed-off-by: Lee Jones <lee@kernel.org> Link: https://lore.kernel.org/r/20221112151835.39059-19-aidanmacdonald.0x0@gmail.com 
Type registers are deprecated and will eventually be removed from
regmap-irq. The same functionality can be replicated with config
registers.

Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20221112151835.39059-19-aidanmacdonald.0x0@gmail.com
mfd: wcd934x: Replace legacy gpio interface for gpiod 2021-11-05T14:40:27+00:00 Maíra Canal maira.canal@usp.br 2021-10-21T01:36:04+00:00 6a0ee2a61a31cae2ea0a86a4401d6a70a0be3be4 Considering the current transition of the GPIO subsystem, remove all dependencies of the legacy GPIO interface (linux/gpio.h and linux /of_gpio.h) and replace it with the descriptor-based GPIO approach. Signed-off-by: Maíra Canal <maira.canal@usp.br> Signed-off-by: Lee Jones <lee.jones@linaro.org> Link: https://lore.kernel.org/r/YXDEBCiSnXYRQPXt@fedora 
Considering the current transition of the GPIO subsystem, remove all
dependencies of the legacy GPIO interface (linux/gpio.h and linux
/of_gpio.h) and replace it with the descriptor-based GPIO approach.

Signed-off-by: Maíra Canal <maira.canal@usp.br>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/YXDEBCiSnXYRQPXt@fedora
mfd: wcd934x: Add additional interrupts required for MBHC support 2021-06-02T09:49:59+00:00 Srinivas Kandagatla srinivas.kandagatla@linaro.org 2021-05-10T09:12:39+00:00 f62da567d8ad76185a5232a4e0250576773a1c0c WCD934x supports Multi Button Headset control which enable headset detection along with headset button detection. This patch adds interrupts required for MBHC functionality. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> 
WCD934x supports Multi Button Headset control which enable headset detection
along with headset button detection.

This patch adds interrupts required for MBHC functionality.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
mfd: wcd934x: Add macro for adding new interrupts 2021-06-02T09:49:59+00:00 Srinivas Kandagatla srinivas.kandagatla@linaro.org 2021-05-10T09:12:38+00:00 a7618119c2549378b016252eafa0b7209681229d Currently only two interrupts supported is added in wcd934x interrupt controller, however if we are adding more interrupts the file will become too much unreadable. So add a macro to make adding new interrupts easy and also convert existing slim and soundwire interrupts to use it. This is in preparation to enable Multi Button Headset Control support on this codec. WCD934x supports Multi Button Headset control which enable headset detection along with headset button detection. This patch adds interrupts required for MBHC functionality. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> 
Currently only two interrupts supported is added in wcd934x interrupt controller,
however if we are adding more interrupts the file will become too much unreadable.

So add a macro to make adding new interrupts easy and also convert existing
slim and soundwire interrupts to use it.
This is in preparation to enable Multi Button Headset Control support on this
codec.

WCD934x supports Multi Button Headset control which enable headset detection
along with headset button detection.

This patch adds interrupts required for MBHC functionality.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
mfd: wcd934x: Simplify with dev_err_probe() 2020-09-30T15:25:01+00:00 Krzysztof Kozlowski krzk@kernel.org 2020-08-26T14:49:35+00:00 0f1b1b899521e3380a01f9f88a1bcb6163b7ee9f Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> 
Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>