projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 MD |
19 | |
| 20 | static int shmobile_suspend_default_enter(suspend_state_t suspend_state) | |
| 21 | { | |
| 22 | cpu_do_idle(); | |
| 23 | return 0; | |
| 24 | } | |
| 25 | ||
| 26 | static int shmobile_suspend_begin(suspend_state_t state) | |
| 27 | { | |
| f7b861b7 | 28 | cpu_idle_poll_ctrl(true); |
| c3dada18 MD |
29 | return 0; |
| 30 | } | |
| 31 | ||
| 32 | static void shmobile_suspend_end(void) | |
| 33 | { | |
| f7b861b7 | 34 | cpu_idle_poll_ctrl(false); |
| c3dada18 MD |
35 | } |
| 36 | ||
| 37 | struct platform_suspend_ops shmobile_suspend_ops = { | |
| 38 | .begin = shmobile_suspend_begin, | |
| 39 | .end = shmobile_suspend_end, | |
| 40 | .enter = shmobile_suspend_default_enter, | |
| 41 | .valid = suspend_valid_only_mem, | |
| 42 | }; | |
| 43 | ||
| 21cc1b7e | 44 | int __init shmobile_suspend_init(void) |
| c3dada18 MD |
45 | { |
| 46 | suspend_set_ops(&shmobile_suspend_ops); | |
| 47 | return 0; | |
| 48 | } |