40 lines
829 B
C
40 lines
829 B
C
/*
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* Copyright (c) 2021 ITE Corporation. All Rights Reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/kernel.h>
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#include <zephyr/pm/pm.h>
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#include <soc.h>
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#include <zephyr/zephyr.h>
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/* Handle when enter deep doze mode. */
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static void ite_power_soc_deep_doze(void)
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{
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/* Enter deep doze mode */
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riscv_idle(CHIP_PLL_DEEP_DOZE, MSTATUS_IEN);
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}
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/* Invoke Low Power/System Off specific Tasks */
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__weak void pm_state_set(enum pm_state state, uint8_t substate_id)
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{
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ARG_UNUSED(substate_id);
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switch (state) {
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/* Deep doze mode */
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case PM_STATE_STANDBY:
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ite_power_soc_deep_doze();
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break;
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default:
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break;
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}
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}
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/* Handle SOC specific activity after Low Power Mode Exit */
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__weak void pm_state_exit_post_ops(enum pm_state state, uint8_t substate_id)
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{
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ARG_UNUSED(state);
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ARG_UNUSED(substate_id);
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}
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