1. 根目录:
2. arch
3. arm
4. mach-tegra
5. cpuidle-tegra114.c

/*
 * Copyright (c) 2013, NVIDIA Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/cpuidle.h>

#include <asm/cpuidle.h>

static struct cpuidle_driver tegra_idle_driver = {
	.name = "tegra_idle",
	.owner = THIS_MODULE,
	.state_count = 1,
	.states = {
		[0] = ARM_CPUIDLE_WFI_STATE_PWR(600),
	},
};

int __init tegra114_cpuidle_init(void)
{
	return cpuidle_register(&tegra_idle_driver, NULL);
}