47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/*
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* Copyright (c) 2020, MediaTek Inc. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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/* common headers */
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#include <arch_helpers.h>
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#include <common/debug.h>
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#include <drivers/gpio.h>
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#include <lib/psci/psci.h>
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/* mediatek platform specific headers */
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#include <plat_params.h>
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/*******************************************************************************
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* MTK handlers to shutdown/reboot the system
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******************************************************************************/
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static void __dead2 plat_mtk_system_reset(void)
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{
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struct bl_aux_gpio_info *gpio_reset = plat_get_mtk_gpio_reset();
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INFO("MTK System Reset\n");
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gpio_set_value(gpio_reset->index, gpio_reset->polarity);
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wfi();
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ERROR("MTK System Reset: operation not handled.\n");
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panic();
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}
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/*******************************************************************************
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* MTK_platform handler called when an affinity instance is about to be turned
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* on. The level and mpidr determine the affinity instance.
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******************************************************************************/
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static const plat_psci_ops_t plat_plat_pm_ops = {
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.system_reset = plat_mtk_system_reset,
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};
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int plat_setup_psci_ops(uintptr_t sec_entrypoint,
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const plat_psci_ops_t **psci_ops)
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{
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*psci_ops = &plat_plat_pm_ops;
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return 0;
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}
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