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50 lines
1.0 KiB
50 lines
1.0 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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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 <[email protected]> |
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* |
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* Based on Kevins work on DAVINCI SOCs |
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* Kevin Hilman <[email protected]> |
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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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.con_ids = { NULL }, |
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}; |
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static const struct of_device_id of_keystone_table[] = { |
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{.compatible = "ti,k2hk"}, |
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{.compatible = "ti,k2e"}, |
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{.compatible = "ti,k2l"}, |
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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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