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50 lines
1.1 KiB
50 lines
1.1 KiB
/*
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* PM domain driver for Keystone2 devices
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*
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* Copyright 2013 Texas Instruments, Inc.
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* Santosh Shilimkar <santosh.shillimkar@ti.com>
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*
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* Based on Kevins work on DAVINCI SOCs
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* Kevin Hilman <khilman@linaro.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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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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#include "keystone.h"
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static struct dev_pm_domain keystone_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_domain_notifier = {
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.pm_domain = &keystone_pm_domain,
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};
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static const struct of_device_id of_keystone_table[] = {
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{.compatible = "ti,keystone"},
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{ /* end of list */ },
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};
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int __init keystone_pm_runtime_init(void)
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{
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struct device_node *np;
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np = of_find_matching_node(NULL, of_keystone_table);
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if (!np)
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return 0;
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pm_clk_add_notifier(&platform_bus_type, &platform_domain_notifier);
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return 0;
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}
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