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); 41