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The description of the sysreset request method in <sysreset.h> says that the return value should be -EPROTONOSUPPORT if the requested reset type is not supported by this device. Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com> Reviewed-by: Simon Glass <sjg@chromium.org>
44 lines
893 B
C
44 lines
893 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <sysreset.h>
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#include <linux/errno.h>
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#include <linux/psci.h>
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__weak int psci_sysreset_get_status(struct udevice *dev, char *buf, int size)
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{
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return -EOPNOTSUPP;
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}
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static int psci_sysreset_request(struct udevice *dev, enum sysreset_t type)
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{
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switch (type) {
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case SYSRESET_WARM:
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case SYSRESET_COLD:
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psci_sys_reset(type);
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break;
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case SYSRESET_POWER_OFF:
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psci_sys_poweroff();
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break;
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default:
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return -EPROTONOSUPPORT;
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}
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return -EINPROGRESS;
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}
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static struct sysreset_ops psci_sysreset_ops = {
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.request = psci_sysreset_request,
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.get_status = psci_sysreset_get_status,
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};
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U_BOOT_DRIVER(psci_sysreset) = {
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.name = "psci-sysreset",
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.id = UCLASS_SYSRESET,
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.ops = &psci_sysreset_ops,
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.flags = DM_FLAG_PRE_RELOC,
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};
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