| // 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> | 
 |  | 
 | static int jz4740_pm_enter(suspend_state_t state) | 
 | { | 
 | 	__asm__(".set\tmips3\n\t" | 
 | 		"wait\n\t" | 
 | 		".set\tmips0"); | 
 |  | 
 |  | 
 |  | 
 | 	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); |