From: Benjamin Tietz benjamin@micronet24.de
Add the code needed for retrieving the led-status to the generic led-gpio driver. --- drivers/led/led_gpio.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/drivers/led/led_gpio.c b/drivers/led/led_gpio.c index cb6e996..80e0f72 100644 --- a/drivers/led/led_gpio.c +++ b/drivers/led/led_gpio.c @@ -28,6 +28,16 @@ static int gpio_led_set_on(struct udevice *dev, int on) return dm_gpio_set_value(&priv->gpio, on); }
+static int gpio_led_get_on(struct udevice *dev) +{ + struct led_gpio_priv *priv = dev_get_priv(dev); + + if (!dm_gpio_is_valid(&priv->gpio)) + return -EREMOTEIO; + + return dm_gpio_get_value(&priv->gpio); +} + static int led_gpio_probe(struct udevice *dev) { struct led_uclass_plat *uc_plat = dev_get_uclass_platdata(dev); @@ -88,6 +98,7 @@ static int led_gpio_bind(struct udevice *parent)
static const struct led_ops gpio_led_ops = { .set_on = gpio_led_set_on, + .get_on = gpio_led_get_on, };
static const struct udevice_id led_gpio_ids[] = {