diff options
Diffstat (limited to 'drivers/led')
| -rw-r--r-- | drivers/led/led_gpio.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/led/led_gpio.c b/drivers/led/led_gpio.c index 789d156..4106ecb 100644 --- a/drivers/led/led_gpio.c +++ b/drivers/led/led_gpio.c @@ -21,6 +21,7 @@ struct led_gpio_priv { static int gpio_led_set_state(struct udevice *dev, enum led_state_t state) { struct led_gpio_priv *priv = dev_get_priv(dev); + int ret; if (!dm_gpio_is_valid(&priv->gpio)) return -EREMOTEIO; @@ -28,6 +29,12 @@ static int gpio_led_set_state(struct udevice *dev, enum led_state_t state) case LEDST_OFF: case LEDST_ON: break; + case LEDST_TOGGLE: + ret = dm_gpio_get_value(&priv->gpio); + if (ret < 0) + return ret; + state = !ret; + break; default: return -ENOSYS; } |