1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *
4 * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
5 * Author: Fuxin Zhang, zhangfx@lemote.com
6 * Copyright (C) 2009 Lemote, Inc.
7 * Author: Zhangjin Wu, wuzhangjin@gmail.com
8 */
9#include <linux/init.h>
10#include <linux/pm.h>
11
12#include <asm/idle.h>
13#include <asm/reboot.h>
14
15#include <loongson.h>
16#include <boot_param.h>
17
18static void loongson_restart(char *command)
19{
20
21	void (*fw_restart)(void) = (void *)loongson_sysconf.restart_addr;
22
23	fw_restart();
24	while (1) {
25		if (cpu_wait)
26			cpu_wait();
27	}
28}
29
30static void loongson_poweroff(void)
31{
32	void (*fw_poweroff)(void) = (void *)loongson_sysconf.poweroff_addr;
33
34	fw_poweroff();
35	while (1) {
36		if (cpu_wait)
37			cpu_wait();
38	}
39}
40
41static void loongson_halt(void)
42{
43	pr_notice("\n\n** You can safely turn off the power now **\n\n");
44	while (1) {
45		if (cpu_wait)
46			cpu_wait();
47	}
48}
49
50static int __init mips_reboot_setup(void)
51{
52	_machine_restart = loongson_restart;
53	_machine_halt = loongson_halt;
54	pm_power_off = loongson_poweroff;
55
56	return 0;
57}
58
59arch_initcall(mips_reboot_setup);
60