rt-thread/bsp/at91sam9260/drivers/led.c

/*
 * File      : led.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Develop Team
 *
 *  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.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Change Logs:
 * Date           Author       Notes
 * 2011-01-13     weety      first version
 */

#include <rtthread.h>
#include <at91sam926x.h>
#include "led.h"

#if 1
// GB9260 board
#define PIO_LED		AT91_PIOB
#define LED1		(1 << 25)	// LED_SYS
#define LED2		(0)
#define LED3		(1 << 23)	// LED_USR
#define LED_ALL		(LED1 | LED2 | LED3)
#else
#define PIO_LED		AT91_PIOC
#define LED1		(1 << 8)
#define LED2		(1 << 11)
#define LED3		(1 << 6)
#define LED_ALL		(LED1 | LED2 | LED3)
#endif

void led_init(void)
{
	at91_sys_write(PIO_LED+0x00, LED_ALL);
	at91_sys_write(PIO_LED+0x10, LED_ALL);
	at91_sys_write(PIO_LED+0x64, LED_ALL);
	at91_sys_write(PIO_LED+0x30, LED_ALL);
}

void led_on(int num)
{
	switch(num)
	{
		case 1:
			at91_sys_write(PIO_LED+0x34, LED1);
			break;
		case 2:
			at91_sys_write(PIO_LED+0x34, LED2);
			break;
		case 3:
			at91_sys_write(PIO_LED+0x34, LED3);
			break;
		default:
			break;
	}
}

void led_off(int num)
{
	switch(num)
	{
		case 1:
			at91_sys_write(PIO_LED+0x30, LED1);
			break;
		case 2:
			at91_sys_write(PIO_LED+0x30, LED2);
			break;
		case 3:
			at91_sys_write(PIO_LED+0x30, LED3);
			break;
		default:
			break;
	}
}