rt-thread-official/bsp/essemi/es32vf2264/libraries/ALD/ES32VF2264/Source/ald_rmu.c

157 lines
3.1 KiB
C

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