Commit | Line | Data |
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c3dada18 MD |
1 | /* |
2 | * Suspend-to-RAM support code for SH-Mobile ARM | |
3 | * | |
4 | * Copyright (C) 2011 Magnus Damm | |
5 | * | |
6 | * This file is subject to the terms and conditions of the GNU General Public | |
7 | * License. See the file "COPYING" in the main directory of this archive | |
8 | * for more details. | |
9 | */ | |
10 | ||
11 | #include <linux/pm.h> | |
12 | #include <linux/suspend.h> | |
13 | #include <linux/module.h> | |
14 | #include <linux/err.h> | |
f7b861b7 TG |
15 | #include <linux/cpu.h> |
16 | ||
c3dada18 | 17 | #include <asm/io.h> |
9f97da78 | 18 | #include <asm/system_misc.h> |
c3dada18 | 19 | |
2e41e5fe GU |
20 | #include "common.h" |
21 | ||
c3dada18 MD |
22 | static int shmobile_suspend_default_enter(suspend_state_t suspend_state) |
23 | { | |
24 | cpu_do_idle(); | |
25 | return 0; | |
26 | } | |
27 | ||
28 | static int shmobile_suspend_begin(suspend_state_t state) | |
29 | { | |
f7b861b7 | 30 | cpu_idle_poll_ctrl(true); |
c3dada18 MD |
31 | return 0; |
32 | } | |
33 | ||
34 | static void shmobile_suspend_end(void) | |
35 | { | |
f7b861b7 | 36 | cpu_idle_poll_ctrl(false); |
c3dada18 MD |
37 | } |
38 | ||
39 | struct platform_suspend_ops shmobile_suspend_ops = { | |
40 | .begin = shmobile_suspend_begin, | |
41 | .end = shmobile_suspend_end, | |
42 | .enter = shmobile_suspend_default_enter, | |
43 | .valid = suspend_valid_only_mem, | |
44 | }; | |
45 | ||
21cc1b7e | 46 | int __init shmobile_suspend_init(void) |
c3dada18 MD |
47 | { |
48 | suspend_set_ops(&shmobile_suspend_ops); | |
49 | return 0; | |
50 | } |