xref: /btstack/port/stm32-l451-miromico-sx1280/Src/stm32l4xx_hal_msp.c (revision 2fd737d36a1de5d778cacc671d4b4d8c4f3fed82)

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * File Name          : stm32l4xx_hal_msp.c
  * Description        : This file provides code for the MSP Initialization
  *                      and de-Initialization codes.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */
extern DMA_HandleTypeDef hdma_spi2_rx;

extern DMA_HandleTypeDef hdma_spi2_tx;

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */

/* USER CODE END TD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN Define */

/* USER CODE END Define */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN Macro */

/* USER CODE END Macro */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* External functions --------------------------------------------------------*/
/* USER CODE BEGIN ExternalFunctions */

/* USER CODE END ExternalFunctions */

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */
/**
  * Initializes the Global MSP.
  */
void HAL_MspInit(void)
{
  /* USER CODE BEGIN MspInit 0 */

  /* USER CODE END MspInit 0 */

  __HAL_RCC_SYSCFG_CLK_ENABLE();
  __HAL_RCC_PWR_CLK_ENABLE();

  /* System interrupt init*/

  /* USER CODE BEGIN MspInit 1 */

  /* USER CODE END MspInit 1 */
}

/**
* @brief LPTIM MSP Initialization
* This function configures the hardware resources used in this example
* @param hlptim: LPTIM handle pointer
* @retval None
*/
void HAL_LPTIM_MspInit(LPTIM_HandleTypeDef* hlptim)
{
  if(hlptim->Instance==LPTIM1)
  {
  /* USER CODE BEGIN LPTIM1_MspInit 0 */

  /* USER CODE END LPTIM1_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_LPTIM1_CLK_ENABLE();
    /* LPTIM1 interrupt Init */
    HAL_NVIC_SetPriority(LPTIM1_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(LPTIM1_IRQn);
  /* USER CODE BEGIN LPTIM1_MspInit 1 */

  /* USER CODE END LPTIM1_MspInit 1 */
  }

}

/**
* @brief LPTIM MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hlptim: LPTIM handle pointer
* @retval None
*/
void HAL_LPTIM_MspDeInit(LPTIM_HandleTypeDef* hlptim)
{
  if(hlptim->Instance==LPTIM1)
  {
  /* USER CODE BEGIN LPTIM1_MspDeInit 0 */

  /* USER CODE END LPTIM1_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_LPTIM1_CLK_DISABLE();

    /* LPTIM1 interrupt DeInit */
    HAL_NVIC_DisableIRQ(LPTIM1_IRQn);
  /* USER CODE BEGIN LPTIM1_MspDeInit 1 */

  /* USER CODE END LPTIM1_MspDeInit 1 */
  }

}

/**
* @brief SPI MSP Initialization
* This function configures the hardware resources used in this example
* @param hspi: SPI handle pointer
* @retval None
*/
void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  if(hspi->Instance==SPI2)
  {
  /* USER CODE BEGIN SPI2_MspInit 0 */

  /* USER CODE END SPI2_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_SPI2_CLK_ENABLE();

    __HAL_RCC_GPIOB_CLK_ENABLE();
    /**SPI2 GPIO Configuration
    PB15     ------> SPI2_MOSI
    PB14     ------> SPI2_MISO
    PB10     ------> SPI2_SCK
    */
    GPIO_InitStruct.Pin = RF_MOSI_Pin|RF_MISO_Pin|RF_SCK_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    /* SPI2 DMA Init */
    /* SPI2_RX Init */
    hdma_spi2_rx.Instance = DMA1_Channel4;
    hdma_spi2_rx.Init.Request = DMA_REQUEST_1;
    hdma_spi2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
    hdma_spi2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
    hdma_spi2_rx.Init.MemInc = DMA_MINC_ENABLE;
    hdma_spi2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
    hdma_spi2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
    hdma_spi2_rx.Init.Mode = DMA_NORMAL;
    hdma_spi2_rx.Init.Priority = DMA_PRIORITY_LOW;
    if (HAL_DMA_Init(&hdma_spi2_rx) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(hspi,hdmarx,hdma_spi2_rx);

    /* SPI2_TX Init */
    hdma_spi2_tx.Instance = DMA1_Channel5;
    hdma_spi2_tx.Init.Request = DMA_REQUEST_1;
    hdma_spi2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
    hdma_spi2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
    hdma_spi2_tx.Init.MemInc = DMA_MINC_ENABLE;
    hdma_spi2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
    hdma_spi2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
    hdma_spi2_tx.Init.Mode = DMA_NORMAL;
    hdma_spi2_tx.Init.Priority = DMA_PRIORITY_LOW;
    if (HAL_DMA_Init(&hdma_spi2_tx) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(hspi,hdmatx,hdma_spi2_tx);

    /* SPI2 interrupt Init */
    HAL_NVIC_SetPriority(SPI2_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(SPI2_IRQn);
  /* USER CODE BEGIN SPI2_MspInit 1 */

  /* USER CODE END SPI2_MspInit 1 */
  }

}

/**
* @brief SPI MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hspi: SPI handle pointer
* @retval None
*/
void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
{
  if(hspi->Instance==SPI2)
  {
  /* USER CODE BEGIN SPI2_MspDeInit 0 */

  /* USER CODE END SPI2_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_SPI2_CLK_DISABLE();

    /**SPI2 GPIO Configuration
    PB15     ------> SPI2_MOSI
    PB14     ------> SPI2_MISO
    PB10     ------> SPI2_SCK
    */
    HAL_GPIO_DeInit(GPIOB, RF_MOSI_Pin|RF_MISO_Pin|RF_SCK_Pin);

    /* SPI2 DMA DeInit */
    HAL_DMA_DeInit(hspi->hdmarx);
    HAL_DMA_DeInit(hspi->hdmatx);

    /* SPI2 interrupt DeInit */
    HAL_NVIC_DisableIRQ(SPI2_IRQn);
  /* USER CODE BEGIN SPI2_MspDeInit 1 */

  /* USER CODE END SPI2_MspDeInit 1 */
  }

}

/**
* @brief TIM_Base MSP Initialization
* This function configures the hardware resources used in this example
* @param htim_base: TIM_Base handle pointer
* @retval None
*/
void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
{
  if(htim_base->Instance==TIM2)
  {
  /* USER CODE BEGIN TIM2_MspInit 0 */

  /* USER CODE END TIM2_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_TIM2_CLK_ENABLE();
    /* TIM2 interrupt Init */
    HAL_NVIC_SetPriority(TIM2_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(TIM2_IRQn);
  /* USER CODE BEGIN TIM2_MspInit 1 */

  /* USER CODE END TIM2_MspInit 1 */
  }

}

/**
* @brief TIM_Base MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param htim_base: TIM_Base handle pointer
* @retval None
*/
void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
{
  if(htim_base->Instance==TIM2)
  {
  /* USER CODE BEGIN TIM2_MspDeInit 0 */

  /* USER CODE END TIM2_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_TIM2_CLK_DISABLE();

    /* TIM2 interrupt DeInit */
    HAL_NVIC_DisableIRQ(TIM2_IRQn);
  /* USER CODE BEGIN TIM2_MspDeInit 1 */

  /* USER CODE END TIM2_MspDeInit 1 */
  }

}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/