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40 lines
989 B
40 lines
989 B
/* |
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* Runtime PM support code for DaVinci |
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* |
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* Author: Kevin Hilman |
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* |
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* Copyright (C) 2012 Texas Instruments, Inc. |
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* |
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* This file is licensed under the terms of the GNU General Public |
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* License version 2. This program is licensed "as is" without any |
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* warranty of any kind, whether express or implied. |
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*/ |
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#include <linux/init.h> |
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#include <linux/pm_runtime.h> |
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#include <linux/pm_clock.h> |
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#include <linux/platform_device.h> |
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#include <linux/of.h> |
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static struct dev_pm_domain davinci_pm_domain = { |
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.ops = { |
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USE_PM_CLK_RUNTIME_OPS |
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USE_PLATFORM_PM_SLEEP_OPS |
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}, |
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}; |
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static struct pm_clk_notifier_block platform_bus_notifier = { |
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.pm_domain = &davinci_pm_domain, |
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.con_ids = { "fck", "master", "slave", NULL }, |
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}; |
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static int __init davinci_pm_runtime_init(void) |
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{ |
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if (of_have_populated_dt()) |
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return 0; |
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/* Use pm_clk as fallback if we're not using genpd. */ |
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pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); |
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return 0; |
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} |
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core_initcall(davinci_pm_runtime_init);
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