From: Heiko Schocher <hs@denx.de>
Date: Tue, 13 Oct 2015 05:17:12 +0000 (+0200)
Subject: leds: leds-gpio: add shutdown function
X-Git-Tag: submit/tizen/20160607.132125~1530^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=707f33ed85ff423016674d27bb2e60fe8fa352ce;p=sdk%2Femulator%2Femulator-kernel.git

leds: leds-gpio: add shutdown function

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>
---

diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index af1876a..5db4515 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -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,