2 * Runtime PM support code for DaVinci
6 * Copyright (C) 2012 Texas Instruments, Inc.
8 * This file is licensed under the terms of the GNU General Public
9 * License version 2. This program is licensed "as is" without any
10 * warranty of any kind, whether express or implied.
12 #include <linux/init.h>
13 #include <linux/pm_runtime.h>
14 #include <linux/pm_clock.h>
15 #include <linux/platform_device.h>
18 static struct dev_pm_domain davinci_pm_domain = {
20 USE_PM_CLK_RUNTIME_OPS
21 USE_PLATFORM_PM_SLEEP_OPS
25 static struct pm_clk_notifier_block platform_bus_notifier = {
26 .pm_domain = &davinci_pm_domain,
27 .con_ids = { "fck", "master", "slave", NULL },
30 static int __init davinci_pm_runtime_init(void)
32 if (of_have_populated_dt())
35 /* Use pm_clk as fallback if we're not using genpd. */
36 pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier);
40 core_initcall(davinci_pm_runtime_init);