diff options
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-gpio.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index ce4e79939731..7bfe40a6bfdd 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -13,6 +13,7 @@ #include <linux/leds.h> #include <linux/module.h> #include <linux/of.h> +#include <linux/pinctrl/consumer.h> #include <linux/platform_device.h> #include <linux/property.h> #include <linux/slab.h> @@ -77,6 +78,7 @@ static int create_gpio_led(const struct gpio_led *template, struct fwnode_handle *fwnode, gpio_blink_set_t blink_set) { struct led_init_data init_data = {}; + struct pinctrl *pinctrl; int ret, state; led_dat->cdev.default_trigger = template->default_trigger; @@ -119,6 +121,22 @@ static int create_gpio_led(const struct gpio_led *template, &init_data); } + if (ret) + return ret; + + pinctrl = devm_pinctrl_get_select_default(led_dat->cdev.dev); + if (IS_ERR(pinctrl)) { + ret = PTR_ERR(pinctrl); + if (ret != -ENODEV) { + dev_warn(led_dat->cdev.dev, + "Failed to select %pOF pinctrl: %d\n", + to_of_node(fwnode), ret); + } else { + /* pinctrl-%d not present, not an error */ + ret = 0; + } + } + return ret; } |