static void device_suspend_only_exit(void)
{
resume_devices(SYS_PM_DEVICE_SUSPEND_ONLY);
end_time = rtc_read(rtc_dev);
PRINT("\nDevice suspend only policy exit!\n");
PRINT("Total Elapsed From Suspend To Resume = %d RTC Cycles\n",
end_time - start_time);
}
static void low_power_state_exit(void)
{
resume_devices(SYS_PM_LOW_POWER_STATE);
end_time = rtc_read(rtc_dev);
PRINT("\nLow power state policy exit!\n");
PRINT("Total Elapsed From Suspend To Resume = %d RTC Cycles\n",
end_time - start_time);
}
static void deep_sleep_exit(void)
{
/* Turn on peripherals and restore device states as necessary */
resume_devices();
printk("Wake from Deep Sleep!\n");
end_time = rtc_read(rtc_dev);
printk("\nDeep sleep exit!\n");
printk("Total Elapsed From Suspend To Resume = %d RTC Cycles\n",
end_time - start_time);
}
int _sys_soc_suspend(s32_t ticks)
{
printk("LMT: Try to put the system in SYS_POWER_STATE_DEEP_SLEEP_2"
" state\n");
if (!_sys_soc_power_state_is_arc_ready()) {
printk("LMT: Failed. ARC is busy.\n");
return SYS_PM_NOT_HANDLED;
}
suspend_devices();
_sys_soc_set_power_state(SYS_POWER_STATE_DEEP_SLEEP_2);
resume_devices();
printk("LMT: Succeed.\n");
_sys_soc_power_state_post_ops(SYS_POWER_STATE_DEEP_SLEEP_2);
return SYS_PM_DEEP_SLEEP;
}