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- /*
- * Runtime PM support code
- *
- * Copyright (C) 2009-2010 Magnus Damm
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/io.h>
- #include <linux/pm_runtime.h>
- #include <linux/pm_domain.h>
- #include <linux/pm_clock.h>
- #include <linux/platform_device.h>
- #include <linux/clk.h>
- #include <linux/sh_clk.h>
- #include <linux/bitmap.h>
- #include <linux/slab.h>
- static struct dev_pm_domain default_pm_domain = {
- .ops = {
- USE_PM_CLK_RUNTIME_OPS
- USE_PLATFORM_PM_SLEEP_OPS
- },
- };
- static struct pm_clk_notifier_block platform_bus_notifier = {
- .pm_domain = &default_pm_domain,
- .con_ids = { NULL, },
- };
- static int __init sh_pm_runtime_init(void)
- {
- if (IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_ARCH_SHMOBILE)) {
- if (!of_find_compatible_node(NULL, NULL,
- "renesas,cpg-mstp-clocks"))
- return 0;
- if (IS_ENABLED(CONFIG_PM_GENERIC_DOMAINS_OF) &&
- of_find_node_with_property(NULL, "#power-domain-cells"))
- return 0;
- }
- pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier);
- return 0;
- }
- core_initcall(sh_pm_runtime_init);
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