2012-07-25 14:17:24 +00:00
|
|
|
/*
|
|
|
|
* Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com>
|
|
|
|
*
|
2013-01-22 11:59:30 +00:00
|
|
|
* 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
|
2012-07-25 14:17:24 +00:00
|
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
|
|
* option) any later version.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <linux/io.h>
|
|
|
|
#include <linux/pm.h>
|
2013-05-21 14:59:19 +00:00
|
|
|
#include <asm/idle.h>
|
2012-07-25 14:17:24 +00:00
|
|
|
#include <asm/reboot.h>
|
|
|
|
|
|
|
|
#include <loongson1.h>
|
|
|
|
|
|
|
|
static void ls1x_restart(char *command)
|
|
|
|
{
|
|
|
|
__raw_writel(0x1, LS1X_WDT_EN);
|
|
|
|
__raw_writel(0x5000000, LS1X_WDT_TIMER);
|
|
|
|
__raw_writel(0x1, LS1X_WDT_SET);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void ls1x_halt(void)
|
|
|
|
{
|
|
|
|
while (1) {
|
|
|
|
if (cpu_wait)
|
|
|
|
cpu_wait();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void ls1x_power_off(void)
|
|
|
|
{
|
|
|
|
ls1x_halt();
|
|
|
|
}
|
|
|
|
|
|
|
|
static int __init ls1x_reboot_setup(void)
|
|
|
|
{
|
|
|
|
_machine_restart = ls1x_restart;
|
|
|
|
_machine_halt = ls1x_halt;
|
|
|
|
pm_power_off = ls1x_power_off;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
arch_initcall(ls1x_reboot_setup);
|