[PATCH AUTOSEL 6.1 06/26] gpiolib: of: add a quirk for reset line for Cirrus CS42L56 codec

Sasha Levin
2022-12-24T01:29:56Z

From: Dmitry Torokhov <dmitry.torokhov@gmail.com>

[ Upstream commit 944004eb56dc977ad5f882ca4338f45396052317 ]

The controller is using non-standard "cirrus,gpio-nreset" name for its
reset gpio property, whereas gpiod API expects "<name>-gpios".
Add a quirk so that gpiod API will still work on unmodified DTSes.

Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpio/gpiolib-of.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index a9cedc39a245..ffdbac2eeaa6 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -418,6 +418,9 @@ static struct gpio_desc *of_find_gpio_rename(struct device_node *np,
{ "wlf,ldo2ena", NULL, NULL }, /* WM8994 */
#endif

+#if IS_ENABLED(CONFIG_SND_SOC_CS42L56)
+ { "reset", "cirrus,gpio-nreset", "cirrus,cs42l56" },
+#endif
#if IS_ENABLED(CONFIG_SND_SOC_TLV320AIC3X)
{ "reset", "gpio-reset", "ti,tlv320aic3x" },
{ "reset", "gpio-reset", "ti,tlv320aic33" },
--
2.35.1