mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-26 06:30:39 +00:00
2d3be7c456
Result of running the following command to address Wolfgang's comment about camel case: for file in `find . | grep '\.[chS]$'`; do perl -i -pe 's/(green|yellow|red|blue)_LED_(on|off)/$1_led_$2/g' $file; done Discussion: http://patchwork.ozlabs.org/patch/84988/ Signed-off-by: Jason Kridner <jkridner@beagleboard.org> Signed-off-by: Joel A Fernandes <agnel.joel@gmail.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
|
|
* Copyright (C) 2010, 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 <asm/io.h>
|
|
#include <asm/arch/ep93xx.h>
|
|
#include <config.h>
|
|
#include <status_led.h>
|
|
|
|
static uint8_t saved_state[2] = {STATUS_LED_OFF, STATUS_LED_OFF};
|
|
static uint32_t gpio_pin[2] = {1 << STATUS_LED_GREEN,
|
|
1 << STATUS_LED_RED};
|
|
|
|
inline void switch_LED_on(uint8_t led)
|
|
{
|
|
register struct gpio_regs *gpio = (struct gpio_regs *)GPIO_BASE;
|
|
|
|
writel(readl(&gpio->pedr) | gpio_pin[led], &gpio->pedr);
|
|
saved_state[led] = STATUS_LED_ON;
|
|
}
|
|
|
|
inline void switch_LED_off(uint8_t led)
|
|
{
|
|
register struct gpio_regs *gpio = (struct gpio_regs *)GPIO_BASE;
|
|
|
|
writel(readl(&gpio->pedr) & ~gpio_pin[led], &gpio->pedr);
|
|
saved_state[led] = STATUS_LED_OFF;
|
|
}
|
|
|
|
void red_led_on(void)
|
|
{
|
|
switch_LED_on(STATUS_LED_RED);
|
|
}
|
|
|
|
void red_led_off(void)
|
|
{
|
|
switch_LED_off(STATUS_LED_RED);
|
|
}
|
|
|
|
void green_led_on(void)
|
|
{
|
|
switch_LED_on(STATUS_LED_GREEN);
|
|
}
|
|
|
|
void green_led_off(void)
|
|
{
|
|
switch_LED_off(STATUS_LED_GREEN);
|
|
}
|
|
|
|
void __led_init(led_id_t mask, int state)
|
|
{
|
|
__led_set(mask, state);
|
|
}
|
|
|
|
void __led_toggle(led_id_t mask)
|
|
{
|
|
if (STATUS_LED_RED == mask) {
|
|
if (STATUS_LED_ON == saved_state[STATUS_LED_RED])
|
|
red_led_off();
|
|
else
|
|
red_led_on();
|
|
} else if (STATUS_LED_GREEN == mask) {
|
|
if (STATUS_LED_ON == saved_state[STATUS_LED_GREEN])
|
|
green_led_off();
|
|
else
|
|
green_led_on();
|
|
}
|
|
}
|
|
|
|
void __led_set(led_id_t mask, int state)
|
|
{
|
|
if (STATUS_LED_RED == mask) {
|
|
if (STATUS_LED_ON == state)
|
|
red_led_on();
|
|
else
|
|
red_led_off();
|
|
} else if (STATUS_LED_GREEN == mask) {
|
|
if (STATUS_LED_ON == state)
|
|
green_led_on();
|
|
else
|
|
green_led_off();
|
|
}
|
|
}
|