diff options
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index d5b98b48eb5d..3b18240acb0a 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -438,6 +438,19 @@ static struct gpio_desc *of_find_regulator_gpio(struct device *dev, const char * return desc; } +static struct gpio_desc *of_find_arizona_gpio(struct device *dev, + const char *con_id, + enum of_gpio_flags *of_flags) +{ + if (!IS_ENABLED(CONFIG_MFD_ARIZONA)) + return ERR_PTR(-ENOENT); + + if (!con_id || strcmp(con_id, "wlf,reset")) + return ERR_PTR(-ENOENT); + + return of_get_named_gpiod_flags(dev->of_node, con_id, 0, of_flags); +} + struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, unsigned int idx, unsigned long *flags) { @@ -488,6 +501,9 @@ struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, if (IS_ERR(desc) && PTR_ERR(desc) != -EPROBE_DEFER) desc = of_find_regulator_gpio(dev, con_id, &of_flags); + if (IS_ERR(desc) && PTR_ERR(desc) == -ENOENT) + desc = of_find_arizona_gpio(dev, con_id, &of_flags); + if (IS_ERR(desc)) return desc; |