]>
Commit | Line | Data |
---|---|---|
ca585cf9 KC |
1 | /* |
2 | * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com> | |
3 | * | |
70342287 RB |
4 | * This program is free software; you can redistribute it and/or modify it |
5 | * under the terms of the GNU General Public License as published by the | |
ca585cf9 KC |
6 | * Free Software Foundation; either version 2 of the License, or (at your |
7 | * option) any later version. | |
8 | */ | |
9 | ||
10 | #include <linux/io.h> | |
11 | #include <linux/pm.h> | |
bdc92d74 | 12 | #include <asm/idle.h> |
ca585cf9 KC |
13 | #include <asm/reboot.h> |
14 | ||
15 | #include <loongson1.h> | |
16 | ||
17 | static void ls1x_restart(char *command) | |
18 | { | |
19 | __raw_writel(0x1, LS1X_WDT_EN); | |
20 | __raw_writel(0x5000000, LS1X_WDT_TIMER); | |
21 | __raw_writel(0x1, LS1X_WDT_SET); | |
22 | } | |
23 | ||
24 | static void ls1x_halt(void) | |
25 | { | |
26 | while (1) { | |
27 | if (cpu_wait) | |
28 | cpu_wait(); | |
29 | } | |
30 | } | |
31 | ||
32 | static void ls1x_power_off(void) | |
33 | { | |
34 | ls1x_halt(); | |
35 | } | |
36 | ||
37 | static int __init ls1x_reboot_setup(void) | |
38 | { | |
39 | _machine_restart = ls1x_restart; | |
40 | _machine_halt = ls1x_halt; | |
41 | pm_power_off = ls1x_power_off; | |
42 | ||
43 | return 0; | |
44 | } | |
45 | ||
46 | arch_initcall(ls1x_reboot_setup); |