diff options
| author | Thomas Chou <thomas@wytron.com.tw> | 2010-06-09 13:32:46 +0800 |
|---|---|---|
| committer | Scott McNutt <smcnutt@psyent.com> | 2010-07-12 11:30:52 -0400 |
| commit | ec3b4981923396ba43f3b173eeffda60123e8d9d (patch) | |
| tree | 1f8132b848942630e59d5e14c66d62a0b3259ec2 /drivers/misc/gpio_led.c | |
| parent | 6db6c18b5074f959882bb199c850359ded54778f (diff) | |
| download | u-boot-imx-ec3b4981923396ba43f3b173eeffda60123e8d9d.zip u-boot-imx-ec3b4981923396ba43f3b173eeffda60123e8d9d.tar.gz u-boot-imx-ec3b4981923396ba43f3b173eeffda60123e8d9d.tar.bz2 | |
gpio_led: add gpio_request to __led_init
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>
Signed-off-by: Scott McNutt <smcnutt@psyent.com>
Diffstat (limited to 'drivers/misc/gpio_led.c')
| -rw-r--r-- | 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) |