watchrobot/modules/ChibiOS/os/hal/ports/STM32/STM32F3xx/stm32_rcc.h

/*
    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio

    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

        http://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.
*/

/**
 * @file    STM32F3xx/stm32_rcc.h
 * @brief   RCC helper driver header.
 * @note    This file requires definitions from the ST header file
 *          @p stm32f30x.h.
 *
 * @addtogroup STM32F3xx_RCC
 * @{
 */

#ifndef STM32_RCC_H
#define STM32_RCC_H

/*===========================================================================*/
/* Driver constants.                                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Driver pre-compile time settings.                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Derived constants and error checks.                                       */
/*===========================================================================*/

/*===========================================================================*/
/* Driver data structures and types.                                         */
/*===========================================================================*/

/*===========================================================================*/
/* Driver macros.                                                            */
/*===========================================================================*/

/**
 * @name    Generic RCC operations
 * @{
 */
/**
 * @brief   Enables the clock of one or more peripheral on the APB1 bus.
 *
 * @param[in] mask      APB1 peripherals mask
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableAPB1(mask, lp) {                                           \
  RCC->APB1ENR |= (mask);                                                   \
  (void)RCC->APB1ENR;                                                       \
}

/**
 * @brief   Disables the clock of one or more peripheral on the APB1 bus.
 *
 * @param[in] mask      APB1 peripherals mask
 *
 * @api
 */
#define rccDisableAPB1(mask) {                                              \
  RCC->APB1ENR &= ~(mask);                                                  \
  (void)RCC->APB1ENR;                                                       \
}

/**
 * @brief   Resets one or more peripheral on the APB1 bus.
 *
 * @param[in] mask      APB1 peripherals mask
 *
 * @api
 */
#define rccResetAPB1(mask) {                                                \
  RCC->APB1RSTR |= (mask);                                                  \
  RCC->APB1RSTR &= ~(mask);                                                 \
  (void)RCC->APB1RSTR;                                                      \
}

/**
 * @brief   Enables the clock of one or more peripheral on the APB2 bus.
 *
 * @param[in] mask      APB2 peripherals mask
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableAPB2(mask, lp) {                                           \
  RCC->APB2ENR |= (mask);                                                   \
  (void)RCC->APB2ENR;                                                       \
}

/**
 * @brief   Disables the clock of one or more peripheral on the APB2 bus.
 *
 * @param[in] mask      APB2 peripherals mask
 *
 * @api
 */
#define rccDisableAPB2(mask) {                                              \
  RCC->APB2ENR &= ~(mask);                                                  \
  (void)RCC->APB2ENR;                                                       \
}

/**
 * @brief   Resets one or more peripheral on the APB2 bus.
 *
 * @param[in] mask      APB2 peripherals mask
 *
 * @api
 */
#define rccResetAPB2(mask) {                                                \
  RCC->APB2RSTR |= (mask);                                                  \
  RCC->APB2RSTR &= ~(mask);                                                 \
  (void)RCC->APB2RSTR;                                                      \
}

/**
 * @brief   Enables the clock of one or more peripheral on the AHB bus.
 *
 * @param[in] mask      AHB peripherals mask
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableAHB(mask, lp) {                                            \
  RCC->AHBENR |= (mask);                                                    \
  (void)RCC->AHBENR;                                                        \
}

/**
 * @brief   Disables the clock of one or more peripheral on the AHB bus.
 *
 * @param[in] mask      AHB peripherals mask
 *
 * @api
 */
#define rccDisableAHB(mask) {                                               \
  RCC->AHBENR &= ~(mask);                                                   \
  (void)RCC->AHBENR;                                                        \
}

/**
 * @brief   Resets one or more peripheral on the AHB bus.
 *
 * @param[in] mask      AHB peripherals mask
 *
 * @api
 */
#define rccResetAHB(mask) {                                                 \
  RCC->AHBRSTR |= (mask);                                                   \
  RCC->AHBRSTR &= ~(mask);                                                  \
  (void)RCC->AHBRSTR;                                                       \
}
/** @} */

/**
 * @name    ADC peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the ADC1/ADC2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#if defined(RCC_AHBENR_ADC12EN) || defined(__DOXYGEN__)
#define rccEnableADC12(lp) rccEnableAHB(RCC_AHBENR_ADC12EN, lp)
#else
#define rccEnableADC12(lp) rccEnableAHB(RCC_AHBENR_ADC1EN, lp)
#endif

/**
 * @brief   Disables the ADC1/ADC2 peripheral clock.
 *
 * @api
 */
#if defined(RCC_AHBENR_ADC12EN) || defined(__DOXYGEN__)
#define rccDisableADC12() rccDisableAHB(RCC_AHBENR_ADC12EN)
#else
#define rccDisableADC12() rccDisableAHB(RCC_AHBENR_ADC1EN)
#endif

/**
 * @brief   Resets the ADC1/ADC2 peripheral.
 *
 * @api
 */
#if defined(RCC_AHBRSTR_ADC12RST) || defined(__DOXYGEN__)
#define rccResetADC12() rccResetAHB(RCC_AHBRSTR_ADC12RST)
#else
#define rccResetADC12() rccResetAHB(RCC_AHBRSTR_ADC1RST)
#endif

/**
 * @brief   Enables the ADC3/ADC4 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#if defined(RCC_AHBENR_ADC34EN) || defined(__DOXYGEN__)
#define rccEnableADC34(lp) rccEnableAHB(RCC_AHBENR_ADC34EN, lp)
#else
#define rccEnableADC34(lp) rccEnableAHB(RCC_AHBENR_ADC3EN, lp)
#endif

/**
 * @brief   Disables the ADC3/ADC4 peripheral clock.
 *
 * @api
 */
#if defined(RCC_AHBENR_ADC34EN) || defined(__DOXYGEN__)
#define rccDisableADC34() rccDisableAHB(RCC_AHBENR_ADC34EN)
#else
#define rccDisableADC34() rccDisableAHB(RCC_AHBENR_ADC3EN)
#endif

/**
 * @brief   Resets the ADC3/ADC4 peripheral.
 *
 * @api
 */
#if defined(RCC_AHBRSTR_ADC34RST) || defined(__DOXYGEN__)
#define rccResetADC34() rccResetAHB(RCC_AHBRSTR_ADC34RST)
#else
#define rccResetADC34() rccResetAHB(RCC_AHBRSTR_ADC3RST)
#endif
/** @} */

/**
 * @name    DAC peripheral specific RCC operations
 * @{
 */
/**
 * @brief   Enables the DAC1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableDAC1(lp) rccEnableAPB1(RCC_APB1ENR_DAC1EN, lp)

/**
 * @brief   Disables the DAC1 peripheral clock.
 *
 * @api
 */
#define rccDisableDAC1() rccDisableAPB1(RCC_APB1ENR_DAC1EN)

/**
 * @brief   Resets the DAC1 peripheral.
 *
 * @api
 */
#define rccResetDAC1() rccResetAPB1(RCC_APB1RSTR_DAC1RST)

/**
 * @brief   Enables the DAC1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableDAC2(lp) rccEnableAPB1(RCC_APB1ENR_DAC2EN, lp)

/**
 * @brief   Disables the DAC1 peripheral clock.
 *
 * @api
 */
#define rccDisableDAC2() rccDisableAPB1(RCC_APB1ENR_DAC2EN)

/**
 * @brief   Resets the DAC1 peripheral.
 *
 * @api
 */
#define rccResetDAC2() rccResetAPB1(RCC_APB1RSTR_DAC2RST)
/** @} */

/**
 * @name    CAN peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the CAN1 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableCAN1(lp) rccEnableAPB1(RCC_APB1ENR_CANEN, lp)

/**
 * @brief   Disables the CAN1 peripheral clock.
 *
 * @api
 */
#define rccDisableCAN1() rccDisableAPB1(RCC_APB1ENR_CANEN)

/**
 * @brief   Resets the CAN1 peripheral.
 *
 * @api
 */
#define rccResetCAN1() rccResetAPB1(RCC_APB1RSTR_CANRST)
/** @} */

/**
 * @name    DMA peripheral specific RCC operations
 * @{
 */
/**
 * @brief   Enables the DMA1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableDMA1(lp) rccEnableAHB(RCC_AHBENR_DMA1EN, lp)

/**
 * @brief   Disables the DMA1 peripheral clock.
 *
 * @api
 */
#define rccDisableDMA1() rccDisableAHB(RCC_AHBENR_DMA1EN)

/**
 * @brief   Resets the DMA1 peripheral.
 *
 * @api
 */
#define rccResetDMA1() rccResetAHB(RCC_AHBRSTR_DMA1RST)

/**
 * @brief   Enables the DMA2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableDMA2(lp) rccEnableAHB(RCC_AHBENR_DMA2EN, lp)

/**
 * @brief   Disables the DMA2 peripheral clock.
 *
 * @api
 */
#define rccDisableDMA2() rccDisableAHB(RCC_AHBENR_DMA2EN)

/**
 * @brief   Resets the DMA2 peripheral.
 *
 * @api
 */
#define rccResetDMA2() rccResetAHB(RCC_AHBRSTR_DMA2RST)
/** @} */

/**
 * @name    PWR interface specific RCC operations
 * @{
 */
/**
 * @brief   Enables the PWR interface clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnablePWRInterface(lp) rccEnableAPB1(RCC_APB1ENR_PWREN, lp)

/**
 * @brief   Disables PWR interface clock.
 *
 * @api
 */
#define rccDisablePWRInterface() rccDisableAPB1(RCC_APB1ENR_PWREN)

/**
 * @brief   Resets the PWR interface.
 *
 * @api
 */
#define rccResetPWRInterface() rccResetAPB1(RCC_APB1RSTR_PWRRST)
/** @} */

/**
 * @name    I2C peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the I2C1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableI2C1(lp) rccEnableAPB1(RCC_APB1ENR_I2C1EN, lp)

/**
 * @brief   Disables the I2C1 peripheral clock.
 *
 * @api
 */
#define rccDisableI2C1() rccDisableAPB1(RCC_APB1ENR_I2C1EN)

/**
 * @brief   Resets the I2C1 peripheral.
 *
 * @api
 */
#define rccResetI2C1() rccResetAPB1(RCC_APB1RSTR_I2C1RST)

/**
 * @brief   Enables the I2C2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableI2C2(lp) rccEnableAPB1(RCC_APB1ENR_I2C2EN, lp)

/**
 * @brief   Disables the I2C2 peripheral clock.
 *
 * @api
 */
#define rccDisableI2C2() rccDisableAPB1(RCC_APB1ENR_I2C2EN)

/**
 * @brief   Resets the I2C2 peripheral.
 *
 * @api
 */
#define rccResetI2C2() rccResetAPB1(RCC_APB1RSTR_I2C2RST)
/** @} */

/**
 * @name    SPI peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the SPI1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableSPI1(lp) rccEnableAPB2(RCC_APB2ENR_SPI1EN, lp)

/**
 * @brief   Disables the SPI1 peripheral clock.
 *
 * @api
 */
#define rccDisableSPI1() rccDisableAPB2(RCC_APB2ENR_SPI1EN)

/**
 * @brief   Resets the SPI1 peripheral.
 *
 * @api
 */
#define rccResetSPI1() rccResetAPB2(RCC_APB2RSTR_SPI1RST)

/**
 * @brief   Enables the SPI2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableSPI2(lp) rccEnableAPB1(RCC_APB1ENR_SPI2EN, lp)

/**
 * @brief   Disables the SPI2 peripheral clock.
 *
 * @api
 */
#define rccDisableSPI2() rccDisableAPB1(RCC_APB1ENR_SPI2EN)

/**
 * @brief   Resets the SPI2 peripheral.
 *
 * @api
 */
#define rccResetSPI2() rccResetAPB1(RCC_APB1RSTR_SPI2RST)

/**
 * @brief   Enables the SPI3 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableSPI3(lp) rccEnableAPB1(RCC_APB1ENR_SPI3EN, lp)

/**
 * @brief   Disables the SPI3 peripheral clock.
 *
 * @api
 */
#define rccDisableSPI3() rccDisableAPB1(RCC_APB1ENR_SPI3EN)

/**
 * @brief   Resets the SPI3 peripheral.
 *
 * @api
 */
#define rccResetSPI3() rccResetAPB1(RCC_APB1RSTR_SPI3RST)
/** @} */

/**
 * @name    TIM peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the TIM1 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM1(lp) rccEnableAPB2(RCC_APB2ENR_TIM1EN, lp)

/**
 * @brief   Disables the TIM1 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM1() rccDisableAPB2(RCC_APB2ENR_TIM1EN)

/**
 * @brief   Resets the TIM1 peripheral.
 *
 * @api
 */
#define rccResetTIM1() rccResetAPB2(RCC_APB2RSTR_TIM1RST)

/**
 * @brief   Enables the TIM2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM2(lp) rccEnableAPB1(RCC_APB1ENR_TIM2EN, lp)

/**
 * @brief   Disables the TIM2 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM2() rccDisableAPB1(RCC_APB1ENR_TIM2EN)

/**
 * @brief   Resets the TIM2 peripheral.
 *
 * @api
 */
#define rccResetTIM2() rccResetAPB1(RCC_APB1RSTR_TIM2RST)

/**
 * @brief   Enables the TIM3 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM3(lp) rccEnableAPB1(RCC_APB1ENR_TIM3EN, lp)

/**
 * @brief   Disables the TIM3 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM3() rccDisableAPB1(RCC_APB1ENR_TIM3EN)

/**
 * @brief   Resets the TIM3 peripheral.
 *
 * @api
 */
#define rccResetTIM3() rccResetAPB1(RCC_APB1RSTR_TIM3RST)

/**
 * @brief   Enables the TIM4 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM4(lp) rccEnableAPB1(RCC_APB1ENR_TIM4EN, lp)

/**
 * @brief   Disables the TIM4 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM4() rccDisableAPB1(RCC_APB1ENR_TIM4EN)

/**
 * @brief   Resets the TIM4 peripheral.
 *
 * @api
 */
#define rccResetTIM4() rccResetAPB1(RCC_APB1RSTR_TIM4RST)

/**
 * @brief   Enables the TIM6 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM6(lp) rccEnableAPB1(RCC_APB1ENR_TIM6EN, lp)

/**
 * @brief   Disables the TIM6 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM6() rccDisableAPB1(RCC_APB1ENR_TIM6EN)

/**
 * @brief   Resets the TIM6 peripheral.
 *
 * @api
 */
#define rccResetTIM6() rccResetAPB1(RCC_APB1RSTR_TIM6RST)

/**
 * @brief   Enables the TIM7 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM7(lp) rccEnableAPB1(RCC_APB1ENR_TIM7EN, lp)

/**
 * @brief   Disables the TIM7 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM7() rccDisableAPB1(RCC_APB1ENR_TIM7EN)

/**
 * @brief   Resets the TIM7 peripheral.
 *
 * @api
 */
#define rccResetTIM7() rccResetAPB1(RCC_APB1RSTR_TIM7RST)

/**
 * @brief   Enables the TIM8 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM8(lp) rccEnableAPB2(RCC_APB2ENR_TIM8EN, lp)

/**
 * @brief   Disables the TIM8 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM8() rccDisableAPB2(RCC_APB2ENR_TIM8EN)

/**
 * @brief   Resets the TIM8 peripheral.
 *
 * @api
 */
#define rccResetTIM8() rccResetAPB2(RCC_APB2RSTR_TIM8RST)

/**
 * @brief   Enables the TIM15 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM15(lp) rccEnableAPB2(RCC_APB2ENR_TIM15EN, lp)

/**
 * @brief   Disables the TIM15 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM15() rccDisableAPB2(RCC_APB2ENR_TIM15EN)

/**
 * @brief   Resets the TIM15 peripheral.
 *
 * @api
 */
#define rccResetTIM15() rccResetAPB2(RCC_APB2RSTR_TIM15RST)

/**
 * @brief   Enables the TIM16 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM16(lp) rccEnableAPB2(RCC_APB2ENR_TIM16EN, lp)

/**
 * @brief   Disables the TIM16 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM16() rccDisableAPB2(RCC_APB2ENR_TIM16EN)

/**
 * @brief   Resets the TIM16 peripheral.
 *
 * @api
 */
#define rccResetTIM16() rccResetAPB2(RCC_APB2RSTR_TIM16RST)

/**
 * @brief   Enables the TIM17 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM17(lp) rccEnableAPB2(RCC_APB2ENR_TIM17EN, lp)

/**
 * @brief   Disables the TIM17 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM17() rccDisableAPB2(RCC_APB2ENR_TIM17EN)

/**
 * @brief   Resets the TIM17 peripheral.
 *
 * @api
 */
#define rccResetTIM17() rccResetAPB2(RCC_APB2RSTR_TIM17RST)

/**
 * @brief   Enables the TIM20 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableTIM20(lp) rccEnableAPB2(RCC_APB2ENR_TIM20EN, lp)

/**
 * @brief   Disables the TIM20 peripheral clock.
 *
 * @api
 */
#define rccDisableTIM20(lp) rccDisableAPB2(RCC_APB2ENR_TIM20EN)

/**
 * @brief   Resets the TIM20 peripheral.
 *
 * @api
 */
#define rccResetTIM20() rccResetAPB2(RCC_APB2RSTR_TIM20RST)
/** @} */

/**
 * @name    HRTIM peripheral specific RCC operations
 * @{
 */
/**

 * @brief   Enables the HRTIM1 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableHRTIM1(lp) rccEnableAPB2(RCC_APB2ENR_HRTIM1EN, lp)

/**
 * @brief   Disables the HRTIM1 peripheral clock.
 *
 * @api
 */
#define rccDisableHRTIM1(lp) rccDisableAPB2(RCC_APB2ENR_HRTIM1EN)

/**
 * @brief   Resets the HRTIM1 peripheral.
 *
 * @api

 */
#define rccResetHRTIM1() rccResetAPB2(RCC_APB2RSTR_HRTIM1RST)
/** @} */

/**
 * @name    USART/UART peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the USART1 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUSART1(lp) rccEnableAPB2(RCC_APB2ENR_USART1EN, lp)

/**
 * @brief   Disables the USART1 peripheral clock.
 *
 * @api
 */
#define rccDisableUSART1() rccDisableAPB2(RCC_APB2ENR_USART1EN)

/**
 * @brief   Resets the USART1 peripheral.
 *
 * @api
 */
#define rccResetUSART1() rccResetAPB2(RCC_APB2RSTR_USART1RST)

/**
 * @brief   Enables the USART2 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUSART2(lp) rccEnableAPB1(RCC_APB1ENR_USART2EN, lp)

/**
 * @brief   Disables the USART2 peripheral clock.
 *
 * @api
 */
#define rccDisableUSART2() rccDisableAPB1(RCC_APB1ENR_USART2EN)

/**
 * @brief   Resets the USART2 peripheral.
 *
 * @api
 */
#define rccResetUSART2() rccResetAPB1(RCC_APB1RSTR_USART2RST)

/**
 * @brief   Enables the USART3 peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUSART3(lp) rccEnableAPB1(RCC_APB1ENR_USART3EN, lp)

/**
 * @brief   Disables the USART3 peripheral clock.
 *
 * @api
 */
#define rccDisableUSART3() rccDisableAPB1(RCC_APB1ENR_USART3EN)

/**
 * @brief   Resets the USART3 peripheral.
 *
 * @api
 */
#define rccResetUSART3() rccResetAPB1(RCC_APB1RSTR_USART3RST)

/**
 * @brief   Enables the UART4 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUART4(lp) rccEnableAPB1(RCC_APB1ENR_UART4EN, lp)

/**
 * @brief   Disables the UART4 peripheral clock.
 *
 * @api
 */
#define rccDisableUART4() rccDisableAPB1(RCC_APB1ENR_UART4EN)

/**
 * @brief   Resets the UART4 peripheral.
 *
 * @api
 */
#define rccResetUART4() rccResetAPB1(RCC_APB1RSTR_UART4RST)

/**
 * @brief   Enables the UART5 peripheral clock.
 * @note    The @p lp parameter is ignored in this family.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUART5(lp) rccEnableAPB1(RCC_APB1ENR_UART5EN, lp)

/**
 * @brief   Disables the UART5 peripheral clock.
 *
 * @api
 */
#define rccDisableUART5() rccDisableAPB1(RCC_APB1ENR_UART5EN)

/**
 * @brief   Resets the UART5 peripheral.
 *
 * @api
 */
#define rccResetUART5() rccResetAPB1(RCC_APB1RSTR_UART5RST)
/** @} */

/**
 * @name    USB peripheral specific RCC operations
 * @{
 */
/**
 * @brief   Enables the USB peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableUSB(lp) rccEnableAPB1(RCC_APB1ENR_USBEN, lp)

/**
 * @brief   Disables the USB peripheral clock.
 *
 * @api
 */
#define rccDisableUSB() rccDisableAPB1(RCC_APB1ENR_USBEN)

/**
 * @brief   Resets the USB peripheral.
 *
 * @api
 */
#define rccResetUSB() rccResetAPB1(RCC_APB1RSTR_USBRST)
/** @} */

/**
 * @name    FSMC peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the FMC peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableFSMC(lp) rccEnableAHB(RCC_AHBENR_FMCEN, lp)

/**
 * @brief   Disables the FMC peripheral clock.
 *
 * @api
 */
#define rccDisableFSMC() rccDisableAHB(RCC_AHBENR_FMCEN)
/** @} */

/**
 * @name    CRC peripherals specific RCC operations
 * @{
 */
/**
 * @brief   Enables the CRC peripheral clock.
 *
 * @param[in] lp        low power enable flag
 *
 * @api
 */
#define rccEnableCRC(lp) rccEnableAHB(RCC_AHBENR_CRCEN, lp)

/**
 * @brief   Disables the CRC peripheral clock.
 *
 * @api
 */
#define rccDisableCRC() rccDisableAHB(RCC_AHBENR_CRCEN)
/** @} */

/*===========================================================================*/
/* External declarations.                                                    */
/*===========================================================================*/

#ifdef __cplusplus
extern "C" {
#endif
#ifdef __cplusplus
}
#endif

#endif /* STM32_RCC_H */

/** @} */