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/*
* Copyright (C) 2009 Matthias Kaehlcke <matthias@kaehlcke.net>
*
* 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 <io.h>
#include <mach/ep93xx-regs.h>
#define GREEN_LED_POS 0x01
#define RED_LED_POS 0x02
inline void switch_LED_on(uint32_t bit_pos)
{
register struct gpio_regs *gpio = (struct gpio_regs *)GPIO_BASE;
writel(readl(&gpio->pedr) | bit_pos, &gpio->pedr);
}
inline void switch_LED_off(uint32_t bit_pos)
{
register struct gpio_regs *gpio = (struct gpio_regs *)GPIO_BASE;
writel(readl(&gpio->pedr) & ~bit_pos, &gpio->pedr);
}
void red_LED_on(void)
{
switch_LED_on(RED_LED_POS);
}
void red_LED_off(void)
{
switch_LED_off(RED_LED_POS);
}
void green_LED_on(void)
{
switch_LED_on(GREEN_LED_POS);
}
void green_LED_off(void)
{
switch_LED_off(GREEN_LED_POS);
}
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