5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
32 lines
625 B
C
32 lines
625 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <linux/init.h>
|
|
#include <linux/suspend.h>
|
|
#include <asm/suspend.h>
|
|
#include "smc.h"
|
|
#include "pm.h"
|
|
|
|
static int tango_pm_powerdown(unsigned long arg)
|
|
{
|
|
tango_suspend(__pa_symbol(cpu_resume));
|
|
|
|
return -EIO; /* tango_suspend has failed */
|
|
}
|
|
|
|
static int tango_pm_enter(suspend_state_t state)
|
|
{
|
|
if (state == PM_SUSPEND_MEM)
|
|
return cpu_suspend(0, tango_pm_powerdown);
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
static const struct platform_suspend_ops tango_pm_ops = {
|
|
.enter = tango_pm_enter,
|
|
.valid = suspend_valid_only_mem,
|
|
};
|
|
|
|
void __init tango_pm_init(void)
|
|
{
|
|
suspend_set_ops(&tango_pm_ops);
|
|
}
|