blob: a8a41528a849304ca8ecfb7e604332f06991a96e [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
*/
#include <common.h>
#include <dm.h>
#include <sysreset.h>
#include <linux/errno.h>
#include <linux/psci.h>
__weak int psci_sysreset_get_status(struct udevice *dev, char *buf, int size)
{
return -EOPNOTSUPP;
}
static int psci_sysreset_request(struct udevice *dev, enum sysreset_t type)
{
switch (type) {
case SYSRESET_WARM:
case SYSRESET_COLD:
psci_sys_reset(type);
break;
case SYSRESET_POWER_OFF:
psci_sys_poweroff();
break;
default:
return -ENOSYS;
}
return -EINPROGRESS;
}
static struct sysreset_ops psci_sysreset_ops = {
.request = psci_sysreset_request,
.get_status = psci_sysreset_get_status,
};
U_BOOT_DRIVER(psci_sysreset) = {
.name = "psci-sysreset",
.id = UCLASS_SYSRESET,
.ops = &psci_sysreset_ops,
.flags = DM_FLAG_PRE_RELOC,
};