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

Applied to: git://git.denx.de/u-boot-nios.git next Thanks, --Scott

Thomas Chou wrote:

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)