Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 1 | /* |
Paul Mundt | d03299e | 2011-11-11 15:58:50 +0900 | [diff] [blame] | 2 | * Runtime PM support code |
Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 3 | * |
| 4 | * Copyright (C) 2009-2010 Magnus Damm |
| 5 | * |
| 6 | * This file is subject to the terms and conditions of the GNU General Public |
| 7 | * License. See the file "COPYING" in the main directory of this archive |
| 8 | * for more details. |
| 9 | */ |
| 10 | |
| 11 | #include <linux/init.h> |
| 12 | #include <linux/kernel.h> |
| 13 | #include <linux/io.h> |
| 14 | #include <linux/pm_runtime.h> |
Rafael J. Wysocki | 7962041 | 2011-07-13 12:32:07 +0200 | [diff] [blame] | 15 | #include <linux/pm_domain.h> |
Rafael J. Wysocki | b5e8d26 | 2011-08-25 15:34:19 +0200 | [diff] [blame] | 16 | #include <linux/pm_clock.h> |
Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 17 | #include <linux/platform_device.h> |
| 18 | #include <linux/clk.h> |
| 19 | #include <linux/sh_clk.h> |
| 20 | #include <linux/bitmap.h> |
Rafael J. Wysocki | 1d2b71f | 2011-04-29 00:36:53 +0200 | [diff] [blame] | 21 | #include <linux/slab.h> |
Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 22 | |
Rafael J. Wysocki | 564b905 | 2011-06-23 01:52:55 +0200 | [diff] [blame] | 23 | static struct dev_pm_domain default_pm_domain = { |
Rafael J. Wysocki | 38ade3a | 2011-04-29 00:36:21 +0200 | [diff] [blame] | 24 | .ops = { |
Rajendra Nayak | d2c4b43 | 2015-04-23 14:03:13 +0530 | [diff] [blame] | 25 | USE_PM_CLK_RUNTIME_OPS |
Rafael J. Wysocki | 38ade3a | 2011-04-29 00:36:21 +0200 | [diff] [blame] | 26 | USE_PLATFORM_PM_SLEEP_OPS |
| 27 | }, |
| 28 | }; |
| 29 | |
Rafael J. Wysocki | 85eb8c8 | 2011-04-30 00:25:44 +0200 | [diff] [blame] | 30 | static struct pm_clk_notifier_block platform_bus_notifier = { |
Rajendra Nayak | d2c4b43 | 2015-04-23 14:03:13 +0530 | [diff] [blame] | 31 | .pm_domain = &default_pm_domain, |
Rafael J. Wysocki | 85eb8c8 | 2011-04-30 00:25:44 +0200 | [diff] [blame] | 32 | .con_ids = { NULL, }, |
Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 33 | }; |
| 34 | |
| 35 | static int __init sh_pm_runtime_init(void) |
| 36 | { |
Rafael J. Wysocki | 3d5c303 | 2011-07-01 22:13:44 +0200 | [diff] [blame] | 37 | pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); |
Magnus Damm | f14c4f1 | 2010-07-27 08:14:35 +0000 | [diff] [blame] | 38 | return 0; |
| 39 | } |
| 40 | core_initcall(sh_pm_runtime_init); |