projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| f14c4f14 | 1 | /* |
| d03299ee | 2 | * Runtime PM support code |
| f14c4f14 MD |
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> | |
| 79620414 | 15 | #include <linux/pm_domain.h> |
| b5e8d269 | 16 | #include <linux/pm_clock.h> |
| f14c4f14 MD |
17 | #include <linux/platform_device.h> |
| 18 | #include <linux/clk.h> | |
| 19 | #include <linux/sh_clk.h> | |
| 20 | #include <linux/bitmap.h> | |
| 1d2b71f6 | 21 | #include <linux/slab.h> |
| f14c4f14 | 22 | |
| 564b905a | 23 | static struct dev_pm_domain default_pm_domain = { |
| 38ade3a1 | 24 | .ops = { |
| d2c4b43d | 25 | USE_PM_CLK_RUNTIME_OPS |
| 38ade3a1 RW |
26 | USE_PLATFORM_PM_SLEEP_OPS |
| 27 | }, | |
| 28 | }; | |
| 29 | ||
| 85eb8c8d | 30 | static struct pm_clk_notifier_block platform_bus_notifier = { |
| d2c4b43d | 31 | .pm_domain = &default_pm_domain, |
| 85eb8c8d | 32 | .con_ids = { NULL, }, |
| f14c4f14 MD |
33 | }; |
| 34 | ||
| 35 | static int __init sh_pm_runtime_init(void) | |
| 36 | { | |
| 3c90c55d GU |
37 | if (IS_ENABLED(CONFIG_ARCH_SHMOBILE_MULTI)) { |
| 38 | if (!of_machine_is_compatible("renesas,emev2") && | |
| 39 | !of_machine_is_compatible("renesas,r7s72100") && | |
| a5cb514f | 40 | #ifndef CONFIG_PM_GENERIC_DOMAINS_OF |
| 230f259f | 41 | !of_machine_is_compatible("renesas,r8a73a4") && |
| 3c90c55d | 42 | !of_machine_is_compatible("renesas,r8a7740") && |
| 41b4b3bc | 43 | !of_machine_is_compatible("renesas,sh73a0") && |
| a5cb514f | 44 | #endif |
| 3c90c55d GU |
45 | !of_machine_is_compatible("renesas,r8a7778") && |
| 46 | !of_machine_is_compatible("renesas,r8a7779") && | |
| 47 | !of_machine_is_compatible("renesas,r8a7790") && | |
| 48 | !of_machine_is_compatible("renesas,r8a7791") && | |
| 2f35fb3c GU |
49 | !of_machine_is_compatible("renesas,r8a7792") && |
| 50 | !of_machine_is_compatible("renesas,r8a7793") && | |
| 00170528 | 51 | !of_machine_is_compatible("renesas,r8a7794")) |
| 3c90c55d GU |
52 | return 0; |
| 53 | } | |
| 54 | ||
| 3d5c3036 | 55 | pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); |
| f14c4f14 MD |
56 | return 0; |
| 57 | } | |
| 58 | core_initcall(sh_pm_runtime_init); |