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/*
* (C) Copyright 2006
* Atmel Nordic AB <www.atmel.com>
* Ulf Samuelsson <ulf@atmel.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/arch/AT91RM9200.h>
#include <asm/io.h>
#define GREEN_LED AT91C_PIO_PB0
#define YELLOW_LED AT91C_PIO_PB1
#define RED_LED AT91C_PIO_PB2
void green_LED_on(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(GREEN_LED, PIOB->PIO_CODR);
}
void yellow_LED_on(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(YELLOW_LED, PIOB->PIO_CODR);
}
void red_LED_on(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(RED_LED, PIOB->PIO_CODR);
}
void green_LED_off(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(GREEN_LED, PIOB->PIO_SODR);
}
void yellow_LED_off(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(YELLOW_LED, PIOB->PIO_SODR);
}
void red_LED_off(void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
writel(RED_LED, PIOB->PIO_SODR);
}
void coloured_LED_init (void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
AT91PS_PMC PMC = AT91C_BASE_PMC;
/* Enable PIOB clock */
writel((1 << AT91C_ID_PIOB), PMC->PMC_PCER);
/* Disable peripherals on LEDs */
writel(AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0, PIOB->PIO_PER);
/* Enable pins as outputs */
writel(AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0, PIOB->PIO_OER);
/* Turn all LEDs OFF */
writel(AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0, PIOB->PIO_SODR);
}
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