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leds: leds-gpio: add shutdown function

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add a shutdown function for setting the gpio-leds
into off state when shuting down.

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
This commit is contained in:
Heiko Schocher 2015-10-13 07:17:12 +02:00 committed by Jacek Anaszewski
parent 1d3ff22d63
commit 707f33ed85
1 changed files with 13 additions and 0 deletions
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13
drivers/leds/leds-gpio.c
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@ -291,9 +291,22 @@ static int gpio_led_remove(struct platform_device *pdev)
return 0;
}
static void gpio_led_shutdown(struct platform_device *pdev)
{
struct gpio_leds_priv *priv = platform_get_drvdata(pdev);
int i;
for (i = 0; i < priv->num_leds; i++) {
struct gpio_led_data *led = &priv->leds[i];
gpio_led_set(&led->cdev, LED_OFF);
}
}
static struct platform_driver gpio_led_driver = {
.probe = gpio_led_probe,
.remove = gpio_led_remove,
.shutdown = gpio_led_shutdown,
.driver = {
.name = "leds-gpio",
.of_match_table = of_gpio_leds_match,