kopia lustrzana https://github.com/espressif/esp-idf
121 wiersze
2.7 KiB
C
121 wiersze
2.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*******************************************************************************
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* NOTICE
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* The ll is not public api, don't use in application code.
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* See readme.md in hal/readme.md
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******************************************************************************/
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#pragma once
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#include <stdbool.h>
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#include "soc/rtc_cntl_struct.h"
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#include "hal/regi2c_ctrl.h"
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#include "soc/regi2c_brownout.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief power down the flash when a brown out happens.
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*
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* @param enable true: power down flash. false: not power down
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*/
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static inline void brownout_ll_enable_flash_power_down(bool enable)
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{
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RTCCNTL.brown_out.close_flash_ena = enable;
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}
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/**
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* @brief power down the RF circuits when a brown out happens
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*
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* @param enable true: power down. false: not power done.
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*/
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static inline void brownout_ll_enable_rf_power_down(bool enable)
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{
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RTCCNTL.brown_out.pd_rf_ena = enable;
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}
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/**
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* @brief Enable this to reset brown out
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*
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* @note: If brown out interrupt is used, this should be disabled.
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*
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* @param reset_ena true: enable reset. false: disable reset.
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* @param reset_wait brown out reset wait cycles
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* @param select 1: chip reset, 0: system reset
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*/
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static inline void brownout_ll_reset_config(bool reset_ena, uint32_t reset_wait, uint8_t select)
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{
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RTCCNTL.brown_out.rst_wait = reset_wait;
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RTCCNTL.brown_out.rst_ena = reset_ena;
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RTCCNTL.brown_out.rst_sel = select;
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}
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/**
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* @brief Set brown out threshold
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*
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* @param threshold brownout threshold
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*/
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static inline void brownout_ll_set_threshold(uint8_t threshold)
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{
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REGI2C_WRITE_MASK(I2C_BOD, I2C_BOD_THRESHOLD, threshold);
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}
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/**
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* @brief Set this bit to enable the brown out detection
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*
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* @param bod_enable true: enable, false: disable
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*/
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static inline void brownout_ll_bod_enable(bool bod_enable)
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{
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RTCCNTL.brown_out.ena = bod_enable;
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}
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/**
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* @brief configure the waiting cycles before sending an interrupt
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*
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* @param cycle waiting cycles.
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*/
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static inline void brownout_ll_set_intr_wait_cycles(uint8_t cycle)
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{
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RTCCNTL.brown_out.int_wait = cycle;
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}
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/**
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* @brief Enable brown out interrupt
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*
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* @param enable true: enable, false: disable
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*/
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static inline void brownout_ll_intr_enable(bool enable)
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{
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RTCCNTL.int_ena.rtc_brown_out = enable;
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}
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/**
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* @brief Enable brownout hardware reset
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*
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* @param enable
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*/
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static inline void brownout_ll_ana_reset_enable(bool enable)
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{
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RTCCNTL.brown_out.ana_rst_en = enable;
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}
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/**
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* @brief Clear interrupt bits.
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*/
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__attribute__((always_inline))
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static inline void brownout_ll_intr_clear(void)
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{
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RTCCNTL.int_clr.rtc_brown_out = 1;
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}
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#ifdef __cplusplus
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}
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#endif
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