[mirror_ubuntu-zesty-kernel.git] / drivers / cpufreq / cpufreq-dt-platdev.c

/*
 * Copyright (C) 2016 Linaro.
 * Viresh Kumar <viresh.kumar@linaro.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/err.h>
#include <linux/of.h>
#include <linux/platform_device.h>

static const struct of_device_id machines[] = {
};

static int __init cpufreq_dt_platdev_init(void)
{
	struct device_node *np = of_find_node_by_path("/");

	if (!np)
		return -ENODEV;

	if (!of_match_node(machines, np))
		return -ENODEV;

	of_node_put(of_root);

	return PTR_ERR_OR_ZERO(platform_device_register_simple("cpufreq-dt", -1,
							       NULL, 0));
}
device_initcall(cpufreq_dt_platdev_init);
Commit	Line	Data
f56aad1d VK	1	/*
	2	* Copyright (C) 2016 Linaro.
	3	* Viresh Kumar <viresh.kumar@linaro.org>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License version 2 as
	7	* published by the Free Software Foundation.
	8	*/
	9
	10	#include <linux/err.h>
	11	#include <linux/of.h>
	12	#include <linux/platform_device.h>
	13
	14	static const struct of_device_id machines[] = {
	15	};
	16
	17	static int __init cpufreq_dt_platdev_init(void)
	18	{
	19	struct device_node *np = of_find_node_by_path("/");
	20
	21	if (!np)
	22	return -ENODEV;
	23
	24	if (!of_match_node(machines, np))
	25	return -ENODEV;
	26
	27	of_node_put(of_root);
	28
	29	return PTR_ERR_OR_ZERO(platform_device_register_simple("cpufreq-dt", -1,
	30	NULL, 0));
	31	}
	32	device_initcall(cpufreq_dt_platdev_init);