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/*
* Copyright 2012 Freescale Semiconductor, Inc.
* Copyright 2012 Linaro Ltd.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/export.h>
#include <linux/cpuidle.h>
#include <mach/common.h>
#include <mach/cpuidle.h>
#include <mach/hardware.h>
static int imx5_cpuidle_enter(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int idx)
{
imx5_idle();
return idx;
}
static struct cpuidle_driver imx5_cpuidle_driver = {
.name = "imx5_cpuidle",
.owner = THIS_MODULE,
.en_core_tk_irqen = 1,
.states[0] = {
.enter = imx5_cpuidle_enter,
.exit_latency = 20, /* max latency at 160MHz */
.target_residency = 1,
.flags = CPUIDLE_FLAG_TIME_VALID,
.name = "IMX5 SRPG",
.desc = "CPU state retained,powered off",
},
.state_count = 1,
};
int __init imx5_cpuidle_init(void)
{
imx_cpuidle_set_driver(&imx5_cpuidle_driver);
return 0;
}
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