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

87 lines
2.0 KiB
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;
}
}