18c2ecf20Sopenharmony_ci/*
28c2ecf20Sopenharmony_ci * Runtime PM support code
38c2ecf20Sopenharmony_ci *
48c2ecf20Sopenharmony_ci *  Copyright (C) 2009-2010 Magnus Damm
58c2ecf20Sopenharmony_ci *
68c2ecf20Sopenharmony_ci * This file is subject to the terms and conditions of the GNU General Public
78c2ecf20Sopenharmony_ci * License.  See the file "COPYING" in the main directory of this archive
88c2ecf20Sopenharmony_ci * for more details.
98c2ecf20Sopenharmony_ci */
108c2ecf20Sopenharmony_ci
118c2ecf20Sopenharmony_ci#include <linux/init.h>
128c2ecf20Sopenharmony_ci#include <linux/kernel.h>
138c2ecf20Sopenharmony_ci#include <linux/io.h>
148c2ecf20Sopenharmony_ci#include <linux/pm_runtime.h>
158c2ecf20Sopenharmony_ci#include <linux/pm_domain.h>
168c2ecf20Sopenharmony_ci#include <linux/pm_clock.h>
178c2ecf20Sopenharmony_ci#include <linux/platform_device.h>
188c2ecf20Sopenharmony_ci#include <linux/clk.h>
198c2ecf20Sopenharmony_ci#include <linux/sh_clk.h>
208c2ecf20Sopenharmony_ci#include <linux/bitmap.h>
218c2ecf20Sopenharmony_ci#include <linux/slab.h>
228c2ecf20Sopenharmony_ci
238c2ecf20Sopenharmony_cistatic struct dev_pm_domain default_pm_domain = {
248c2ecf20Sopenharmony_ci	.ops = {
258c2ecf20Sopenharmony_ci		USE_PM_CLK_RUNTIME_OPS
268c2ecf20Sopenharmony_ci		USE_PLATFORM_PM_SLEEP_OPS
278c2ecf20Sopenharmony_ci	},
288c2ecf20Sopenharmony_ci};
298c2ecf20Sopenharmony_ci
308c2ecf20Sopenharmony_cistatic struct pm_clk_notifier_block platform_bus_notifier = {
318c2ecf20Sopenharmony_ci	.pm_domain = &default_pm_domain,
328c2ecf20Sopenharmony_ci	.con_ids = { NULL, },
338c2ecf20Sopenharmony_ci};
348c2ecf20Sopenharmony_ci
358c2ecf20Sopenharmony_cistatic int __init sh_pm_runtime_init(void)
368c2ecf20Sopenharmony_ci{
378c2ecf20Sopenharmony_ci	pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier);
388c2ecf20Sopenharmony_ci	return 0;
398c2ecf20Sopenharmony_ci}
408c2ecf20Sopenharmony_cicore_initcall(sh_pm_runtime_init);
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