u-boot/board/cm_t35/leds.c
Igor Grinberg 2b8754b25f OMAP3: CM-T35: enable the green LED
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
2011-04-27 19:38:07 +02:00

45 lines
1.3 KiB
C

/*
* (C) Copyright 2011
* CompuLab, Ltd. <www.compulab.co.il>
*
* Author: Igor Grinberg <grinberg@compulab.co.il>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#include <common.h>
#include <status_led.h>
#include <asm/arch/gpio.h>
static unsigned int leds[] = { GREEN_LED_GPIO };
void __led_init(led_id_t mask, int state)
{
if (omap_request_gpio(leds[mask]) != 0) {
printf("%s: failed requesting GPIO%u\n", __func__, leds[mask]);
return;
}
omap_set_gpio_direction(leds[mask], 0);
}
void __led_set(led_id_t mask, int state)
{
omap_set_gpio_dataout(leds[mask], state == STATUS_LED_ON);
}
void __led_toggle(led_id_t mask)
{
omap_set_gpio_dataout(leds[mask], !omap_get_gpio_datain(leds[mask]));
}