Linux 3.11-rc3
[cris-mirror.git] / arch / arm / mach-shmobile / cpuidle.c
blob0afeb5c7061c3eab613b7698d6431ac199fd8bf4
1 /*
2 * CPUIdle support code for SH-Mobile ARM
4 * Copyright (C) 2011 Magnus Damm
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 */
11 #include <linux/pm.h>
12 #include <linux/cpuidle.h>
13 #include <linux/suspend.h>
14 #include <linux/module.h>
15 #include <linux/err.h>
16 #include <asm/cpuidle.h>
17 #include <asm/io.h>
19 static struct cpuidle_driver shmobile_cpuidle_default_driver = {
20 .name = "shmobile_cpuidle",
21 .owner = THIS_MODULE,
22 .states[0] = ARM_CPUIDLE_WFI_STATE,
23 .safe_state_index = 0, /* C1 */
24 .state_count = 1,
27 static struct cpuidle_driver *cpuidle_drv = &shmobile_cpuidle_default_driver;
29 void __init shmobile_cpuidle_set_driver(struct cpuidle_driver *drv)
31 cpuidle_drv = drv;
34 int __init shmobile_cpuidle_init(void)
36 return cpuidle_register(cpuidle_drv, NULL);