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https://github.com/AsahiLinux/u-boot
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6326519f57
Add weak function psci_sysreset_get_status for platform to define their own reset status with CONFIG_SYSRESET enabled. Signed-off-by: Peng Fan <peng.fan@nxp.com>
44 lines
884 B
C
44 lines
884 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 -ENOSYS;
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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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