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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
* JZ4740 SoC power management support
*/
#include <linux/init.h>
#include <linux/pm.h>
#include <linux/delay.h>
#include <linux/suspend.h>
#include <asm/mach-jz4740/clock.h>
static int jz4740_pm_enter(suspend_state_t state)
{
jz4740_clock_suspend();
jz4740_clock_set_wait_mode(JZ4740_WAIT_MODE_SLEEP);
__asm__(".set\tmips3\n\t"
"wait\n\t"
".set\tmips0");
jz4740_clock_set_wait_mode(JZ4740_WAIT_MODE_IDLE);
jz4740_clock_resume();
return 0;
}
static const struct platform_suspend_ops jz4740_pm_ops = {
.valid = suspend_valid_only_mem,
.enter = jz4740_pm_enter,
};
static int __init jz4740_pm_init(void)
{
suspend_set_ops(&jz4740_pm_ops);
return 0;
}
late_initcall(jz4740_pm_init);
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