1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2012 Freescale Semiconductor, Inc.
4 */
5
6 #include <linux/cpuidle.h>
7 #include <linux/module.h>
8 #include <asm/system_misc.h>
9 #include "cpuidle.h"
10
11 static __cpuidle int imx5_cpuidle_enter(struct cpuidle_device *dev,
12 struct cpuidle_driver *drv, int index)
13 {
14 arm_pm_idle();
15 return index;
16 }
17
18 static struct cpuidle_driver imx5_cpuidle_driver = {
19 .name = "imx5_cpuidle",
20 .owner = THIS_MODULE,
21 .states[0] = {
22 .enter = imx5_cpuidle_enter,
23 .exit_latency = 2,
24 .target_residency = 1,
25 .name = "IMX5 SRPG",
26 .desc = "CPU state retained,powered off",
27 },
28 .state_count = 1,
29 };
30
31 int __init imx5_cpuidle_init(void)
32 {
33 return cpuidle_register(&imx5_cpuidle_driver, NULL);
34 }
35
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