diff options
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 65f6a7177b78..73ba73b31cb1 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -224,6 +224,15 @@ static void of_gpio_try_fixup_polarity(const struct device_node *np, */ { "lantiq,pci-xway", "gpio-reset", false }, #endif +#if IS_ENABLED(CONFIG_REGULATOR_S5M8767) + /* + * According to S5M8767, the DVS and DS pin are + * active-high signals. However, exynos5250-spring.dts use + * active-low setting. + */ + { "samsung,s5m8767-pmic", "s5m8767,pmic-buck-dvs-gpios", true }, + { "samsung,s5m8767-pmic", "s5m8767,pmic-buck-ds-gpios", true }, +#endif #if IS_ENABLED(CONFIG_TOUCHSCREEN_TSC2005) /* * DTS for Nokia N900 incorrectly specified "active high" @@ -1278,3 +1287,11 @@ void of_gpiochip_remove(struct gpio_chip *chip) { of_node_put(dev_of_node(&chip->gpiodev->dev)); } + +bool of_gpiochip_instance_match(struct gpio_chip *gc, unsigned int index) +{ + if (gc->of_node_instance_match) + return gc->of_node_instance_match(gc, index); + + return false; +} |