From: Lothar Waßmann <LW@KARO-electronics.de>
Date: Thu, 30 Jun 2016 12:33:39 +0000 (+0200)
Subject: karo: tx28: request gpio for acitivity LED and disable LED on failure
X-Git-Tag: KARO-TX-2016-07-05~3^2~5
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=d92fe3e06395ff78d277124cfd383a5aebab0d7f

karo: tx28: request gpio for acitivity LED and disable LED on failure
---

diff --git a/board/karo/tx28/tx28.c b/board/karo/tx28/tx28.c
index f1fca4a17a..273463efcf 100644
--- a/board/karo/tx28/tx28.c
+++ b/board/karo/tx28/tx28.c
@@ -370,13 +370,18 @@ static int led_state = LED_STATE_DISABLED;
 void show_activity(int arg)
 {
 	static ulong last;
+	int ret;
 
 	if (led_state == LED_STATE_DISABLED) {
 		return;
 	} else if (led_state == LED_STATE_INIT) {
 		last = get_timer(0);
-		gpio_set_value(TX28_LED_GPIO, 1);
-		led_state = LED_STATE_ON;
+		ret = gpio_request_one(TX28_LED_GPIO,
+				GPIOFLAG_OUTPUT_INIT_HIGH, "Activity");
+		if (ret == 0)
+			led_state = LED_STATE_ON;
+		else
+			led_state = LED_STATE_DISABLED;
 	} else {
 		if (get_timer(last) > CONFIG_SYS_HZ) {
 			last = get_timer(0);