157 lines
3.1 KiB
C
157 lines
3.1 KiB
C
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/**
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*********************************************************************************
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*
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* @file ald_rmu.c
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* @brief RMU module driver.
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*
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* @version V1.0
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* @date 09 Mar. 2023
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* @author AE Team
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* @note
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* Change Logs:
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* Date Author Notes
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* 09 Mar. 2023 Lisq The first version
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*
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* Copyright (C) Shanghai Eastsoft Microelectronics Co. Ltd. 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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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**********************************************************************************
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*/
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#include "ald_syscfg.h"
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#include "ald_rmu.h"
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/** @addtogroup ES32VF2264_ALD
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* @{
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*/
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/** @defgroup RMU RMU
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* @brief RMU module driver
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* @{
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*/
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/** @defgroup RMU_Public_Functions RMU Public Functions
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* @{
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*/
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/**
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* @brief Configure BOR parameters.
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* @param flt: filter time.
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* @retval None
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*/
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void ald_rmu_bor_config(ald_rmu_bor_filter_t flt)
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{
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assert_param(IS_RMU_BORFLT(flt));
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SYSCFG_UNLOCK();
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MODIFY_REG(RMU->CR, RMU_CR_BORFLT_MSK, flt << RMU_CR_BORFLT_POSS);
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SYSCFG_LOCK();
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return;
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}
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/**
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* @brief Get specified reset status
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* @param state: Speicifies the type of the reset,
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* @retval The status.
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*/
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uint32_t ald_rmu_get_reset_status(ald_rmu_state_t state)
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{
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assert_param(IS_RMU_STATE(state));
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if (state == ALD_RMU_RST_ALL)
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return RMU->RSTSR;
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if (READ_BIT(RMU->RSTSR, state))
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return SET;
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return RESET;
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}
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/**
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* @brief Clear the specified reset status
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* @param state: Specifies the type of the reset,
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* @retval None
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*/
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void ald_rmu_clear_reset_status(ald_rmu_state_t state)
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{
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assert_param(IS_RMU_STATE_CLEAR(state));
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SYSCFG_UNLOCK();
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WRITE_REG(RMU->CRSTSR, state);
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SYSCFG_LOCK();
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return;
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}
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/**
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* @brief Reset peripheral device
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* @param perh: The peripheral device,
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* @retval None
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*/
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void ald_rmu_reset_periperal(ald_rmu_peripheral_t perh)
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{
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uint32_t idx, pos;
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assert_param(IS_RMU_PERH(perh));
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idx = ((uint32_t)perh >> 27) & 0x7;
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pos = perh & ~(0x7 << 27);
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SYSCFG_UNLOCK();
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switch (idx) {
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case 0:
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WRITE_REG(RMU->AHB1RSTR, pos);
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break;
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case 1:
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WRITE_REG(RMU->AHB2RSTR, pos);
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break;
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case 2:
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WRITE_REG(RMU->APBRSTR, pos);
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break;
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default:
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break;
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}
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SYSCFG_LOCK();
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return;
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}
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/**
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* @brief System reset request
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* @param None
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* @retval None
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*/
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void ald_rmu_reset_system(void)
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{
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csi_cpu_reset(MEXSTATUS_RESET_CORE);
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return;
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}
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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