|  | /* | 
|  | * (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/gpio.h> | 
|  |  | 
|  | static unsigned int leds[] = { GREEN_LED_GPIO }; | 
|  |  | 
|  | void __led_init(led_id_t mask, int state) | 
|  | { | 
|  | if (gpio_request(leds[mask], "") != 0) { | 
|  | printf("%s: failed requesting GPIO%u\n", __func__, leds[mask]); | 
|  | return; | 
|  | } | 
|  |  | 
|  | gpio_direction_output(leds[mask], 0); | 
|  | } | 
|  |  | 
|  | void __led_set(led_id_t mask, int state) | 
|  | { | 
|  | gpio_set_value(leds[mask], state == STATUS_LED_ON); | 
|  | } | 
|  |  | 
|  | void __led_toggle(led_id_t mask) | 
|  | { | 
|  | gpio_set_value(leds[mask], !gpio_get_value(leds[mask])); | 
|  | } |