u-boot-brain/drivers/sysreset/sysreset_psci.c
Simon Glass 9d922450aa dm: Use dm.h header when driver mode is used
This header includes things that are needed to make driver build. Adjust
existing users to include that always, even if other dm/ includes are
present

Signed-off-by: Simon Glass <sjg@chromium.org>
2017-06-01 06:57:52 -06:00

42 lines
793 B
C

/*
* Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <dm.h>
#include <sysreset.h>
#include <linux/errno.h>
#include <linux/psci.h>
static int psci_sysreset_request(struct udevice *dev, enum sysreset_t type)
{
unsigned long function_id;
switch (type) {
case SYSRESET_WARM:
case SYSRESET_COLD:
function_id = PSCI_0_2_FN_SYSTEM_RESET;
break;
case SYSRESET_POWER:
function_id = PSCI_0_2_FN_SYSTEM_OFF;
break;
default:
return -ENOSYS;
}
invoke_psci_fn(function_id, 0, 0, 0);
return -EINPROGRESS;
}
static struct sysreset_ops psci_sysreset_ops = {
.request = psci_sysreset_request,
};
U_BOOT_DRIVER(psci_sysreset) = {
.name = "psci-sysreset",
.id = UCLASS_SYSRESET,
.ops = &psci_sysreset_ops,
};