Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * Runtime PM support code
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>
15#include <linux/pm_domain.h>
16#include <linux/pm_clock.h>
17#include <linux/platform_device.h>
18#include <linux/clk.h>
19#include <linux/sh_clk.h>
20#include <linux/bitmap.h>
21#include <linux/slab.h>
22
23static struct dev_pm_domain default_pm_domain = {
24 .ops = {
25 USE_PM_CLK_RUNTIME_OPS
26 USE_PLATFORM_PM_SLEEP_OPS
27 },
28};
29
30static struct pm_clk_notifier_block platform_bus_notifier = {
31 .pm_domain = &default_pm_domain,
32 .con_ids = { NULL, },
33};
34
35static int __init sh_pm_runtime_init(void)
36{
37 if (IS_ENABLED(CONFIG_ARCH_SHMOBILE_MULTI)) {
38 if (!of_machine_is_compatible("renesas,emev2") &&
39 !of_machine_is_compatible("renesas,r7s72100") &&
40#ifndef CONFIG_PM_GENERIC_DOMAINS_OF
41 !of_machine_is_compatible("renesas,r8a73a4") &&
42 !of_machine_is_compatible("renesas,r8a7740") &&
43 !of_machine_is_compatible("renesas,sh73a0") &&
44#endif
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") &&
49 !of_machine_is_compatible("renesas,r8a7792") &&
50 !of_machine_is_compatible("renesas,r8a7793") &&
51 !of_machine_is_compatible("renesas,r8a7794"))
52 return 0;
53 }
54
55 pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier);
56 return 0;
57}
58core_initcall(sh_pm_runtime_init);