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/**
*********************************************************************************
*
* @file ald_rmu.c
* @brief RMU module driver.
*
* @version V1.0
* @date 04 Dec 2017
* @author AE Team
* @note
*
* Copyright (C) Shanghai Eastsoft Microelectronics Co. Ltd. All rights reserved.
*
*********************************************************************************
*/
#include "ald_rmu.h"
#include "ald_syscfg.h"
/** @addtogroup ES32FXXX_ALD
* @{
*/
/** @defgroup RMU RMU
* @brief RMU module driver
* @{
*/
#ifdef ALD_RMU
/** @defgroup RMU_Public_Functions RMU Public Functions
* @{
*/
/**
* @brief Configure BOR parameters.
* @param flt: filter time.
* @param vol: The voltage.
* @param state: The new status: ENABLE/DISABLE.
* @retval None
*/
void rmu_bor_config(rmu_bor_filter_t flt, rmu_bor_vol_t vol, type_func_t state)
{
assert_param(IS_FUNC_STATE(state));
SYSCFG_UNLOCK();
if (state) {
assert_param(IS_RMU_BORFLT(flt));
assert_param(IS_RMU_BORVOL(vol));
MODIFY_REG(RMU->CR, RMU_CR_BORFLT_MSK, flt << RMU_CR_BORFLT_POSS);
MODIFY_REG(RMU->CR, RMU_CR_BORVS_MSK, vol << RMU_CR_BORVS_POSS);
SET_BIT(RMU->CR, RMU_CR_BOREN_MSK);
}
else {
CLEAR_BIT(RMU->CR, RMU_CR_BOREN_MSK);
}
SYSCFG_LOCK();
return;
}
/**
* @brief Get specified reset status
* @param state: Speicifies the type of the reset,
* @retval The status: SET/RESET.
*/
flag_status_t rmu_get_reset_status(rmu_state_t state)
{
assert_param(IS_RMU_STATE(state));
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 rmu_clear_reset_status(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 rmu_reset_periperal(rmu_peripheral_t perh)
{
uint32_t idx, pos;
assert_param(IS_RMU_PERH(perh));
idx = (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->APB1RSTR, pos);
break;
case 4:
WRITE_REG(RMU->APB2RSTR, pos);
break;
default:
break;
}
SYSCFG_LOCK();
return;
}
/**
* @}
*/
#endif /* ALD_RMU */
/**
* @}
*/
/**
* @}
*/
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