[U-Boot] [PATCH 2/2 v2] gpio_led: add gpio_request to __led_init

Thomas Chou
2010-06-09T05:32:46Z

This patch adds the gpio usage request. The polarity is changed to
positive as suggested by Mike Frysinger.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
---
v2: fix typo, change led polarity

drivers/misc/gpio_led.c | 12 ++++--------
1 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/misc/gpio_led.c b/drivers/misc/gpio_led.c
index acd6a90..3fedddc 100644
--- a/drivers/misc/gpio_led.c
+++ b/drivers/misc/gpio_led.c
@@ -2,26 +2,22 @@
* Status LED driver based on GPIO access conventions of Linux
*
* Copyright (C) 2010 Thomas Chou <thomas@wytron.com.tw>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * Licensed under the GPL-2 or later.
*/

#include <common.h>
#include <status_led.h>
#include <asm/gpio.h>

-/* assume led is active low */
-
void __led_init(led_id_t mask, int state)
{
- gpio_direction_output(mask, (state == STATUS_LED_ON) ? 0 : 1);
+ gpio_request(mask, "gpio_led");
+ gpio_direction_output(mask, state == STATUS_LED_ON);
}

void __led_set(led_id_t mask, int state)
{
- gpio_set_value(mask, (state == STATUS_LED_ON) ? 0 : 1);
+ gpio_set_value(mask, state == STATUS_LED_ON);
}

void __led_toggle(led_id_t mask)
--
1.7.1.86.g0e460