aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/loongson/common/reset.c
blob: 97e918251edd4b84507e8c8c6d160f2b82a55544 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
/*
 * 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.
 *
 * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
 * Author: Fuxin Zhang, zhangfx@lemote.com
 * Copyright (C) 2009 Lemote, Inc. & Institute of Computing Technology
 * Author: Zhangjin Wu, wuzj@lemote.com
 */
#include <linux/init.h>
#include <linux/pm.h>

#include <asm/reboot.h>

#include <loongson.h>

static void loongson_restart(char *command)
{
	/* do preparation for reboot */
	mach_prepare_reboot();

	/* reboot via jumping to boot base address */
	((void (*)(void))ioremap_nocache(BONITO_BOOT_BASE, 4)) ();
}

static void loongson_halt(void)
{
	mach_prepare_shutdown();
	while (1)
		;
}

static int __init mips_reboot_setup(void)
{
	_machine_restart = loongson_restart;
	_machine_halt = loongson_halt;
	pm_power_off = loongson_halt;

	return 0;
}

arch_initcall(mips_reboot_setup);