linux/arch/arm/mach-clps711x/p720t-leds.c

68 lines
1.5 KiB
C

/*
* linux/arch/arm/mach-clps711x/leds.c
*
* Integrator LED control routines
*
* Copyright (C) 2000 Deep Blue Solutions Ltd
*
* 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 <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/leds.h>
#include <asm/system.h>
#include <asm/mach-types.h>
#include <asm/hardware/clps7111.h>
#include <asm/hardware/ep7212.h>
static void p720t_leds_event(led_event_t ledevt)
{
unsigned long flags;
u32 pddr;
local_irq_save(flags);
switch(ledevt) {
case led_idle_start:
break;
case led_idle_end:
break;
case led_timer:
pddr = clps_readb(PDDR);
clps_writeb(pddr ^ 1, PDDR);
break;
default:
break;
}
local_irq_restore(flags);
}
static int __init leds_init(void)
{
if (machine_is_p720t())
leds_event = p720t_leds_event;
return 0;
}
arch_initcall(leds_init);