2007-08-14 09:14:05 +00:00
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/*
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* (C) Copyright 2006
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* Atmel Nordic AB <www.atmel.com>
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* Ulf Samuelsson <ulf@atmel.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/arch/AT91RM9200.h>
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#define GREEN_LED AT91C_PIO_PB0
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#define YELLOW_LED AT91C_PIO_PB1
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#define RED_LED AT91C_PIO_PB2
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void green_LED_on(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_CODR = GREEN_LED;
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}
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void yellow_LED_on(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_CODR = YELLOW_LED;
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}
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void red_LED_on(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_CODR = RED_LED;
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}
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void green_LED_off(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_SODR = GREEN_LED;
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}
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void yellow_LED_off(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_SODR = YELLOW_LED;
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}
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void red_LED_off(void)
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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PIOB->PIO_SODR = RED_LED;
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}
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2007-09-05 15:04:41 +00:00
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void coloured_LED_init (void)
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2007-08-14 09:14:05 +00:00
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{
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AT91PS_PIO PIOB = AT91C_BASE_PIOB;
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AT91PS_PMC PMC = AT91C_BASE_PMC;
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PMC->PMC_PCER = (1 << AT91C_ID_PIOB); /* Enable PIOB clock */
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/* Disable peripherals on LEDs */
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PIOB->PIO_PER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
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/* Enable pins as outputs */
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PIOB->PIO_OER = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
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/* Turn all LEDs OFF */
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PIOB->PIO_SODR = AT91C_PIO_PB2 | AT91C_PIO_PB1 | AT91C_PIO_PB0;
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}
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