| // SPDX-License-Identifier: GPL-2.0-only | |
| /* | |
| * Copyright 2016 NXP Semiconductors | |
| */ | |
| #include <linux/kernel.h> | |
| #include <linux/suspend.h> | |
| #include <linux/io.h> | |
| static int imx25_suspend_enter(suspend_state_t state) | |
| { | |
| if (!IS_ENABLED(CONFIG_PM)) | |
| return 0; | |
| switch (state) { | |
| case PM_SUSPEND_MEM: | |
| cpu_do_idle(); | |
| break; | |
| default: | |
| return -EINVAL; | |
| } | |
| return 0; | |
| } | |
| static const struct platform_suspend_ops imx25_suspend_ops = { | |
| .enter = imx25_suspend_enter, | |
| .valid = suspend_valid_only_mem, | |
| }; | |
| void __init imx25_pm_init(void) | |
| { | |
| suspend_set_ops(&imx25_suspend_ops); | |
| } |