/**
  ******************************************************************************
  * @file    py32f040ep_hal_msp.c
  * @author  MCU Application Team
  * @brief   This file provides code for the MSP Initialization
  *          and de-Initialization codes.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2023 Puya Semiconductor Co.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by Puya 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
  *
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2016 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
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* External functions --------------------------------------------------------*/
extern DMA_HandleTypeDef HdmaCh1;

/**
  * @brief Initialize global MSP.
  */
void HAL_MspInit(void)
{
  __HAL_RCC_SYSCFG_CLK_ENABLE();
  __HAL_RCC_PWR_CLK_ENABLE();
}
/**
  * @brief Initialize ADC MSP.
  */
void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  RCC_PeriphCLKInitTypeDef RCC_PeriphCLKInit = {0};

  __HAL_RCC_SYSCFG_CLK_ENABLE();                              /* SYSCFG clock enable */
  __HAL_RCC_DMA_CLK_ENABLE();                                 /* DMA clock enable */
  __HAL_RCC_GPIOA_CLK_ENABLE();                               /* GPIOA clock enable */
  /* Enable ADC clock */
  __HAL_RCC_ADC_CLK_ENABLE();
  
  RCC_PeriphCLKInit.PeriphClockSelection= RCC_PERIPHCLK_ADC;
  RCC_PeriphCLKInit.ADCClockSelection   = RCC_ADCCLKSOURCE_PCLK_DIV4;
  HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphCLKInit);

  GPIO_InitStruct.Pin = GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7;
  GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
  /* ------------ */
  /* DMA configuration      */
  /* ------------ */
  HdmaCh1.Instance                 = DMA1_Channel1;           /* Select DMA channel 1 */
  HdmaCh1.Init.Direction           = DMA_PERIPH_TO_MEMORY;    /* Direction from peripheral to memory */
  HdmaCh1.Init.PeriphInc           = DMA_PINC_DISABLE;        /* Prohibit peripheral address increment */
  HdmaCh1.Init.MemInc              = DMA_MINC_ENABLE;         /* Enable memory address increment */
  HdmaCh1.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;     /* Peripheral data width is 32 bits */
  HdmaCh1.Init.MemDataAlignment    = DMA_MDATAALIGN_WORD;     /* Memory data width 32-bit */
  HdmaCh1.Init.Mode                = DMA_CIRCULAR;            /* Cycle Mode */
  HdmaCh1.Init.Priority            = DMA_PRIORITY_VERY_HIGH;  /* Channel priority is very high */

  HAL_DMA_DeInit(&HdmaCh1);                                   /* DMA deinitialization */
  HAL_DMA_Init(&HdmaCh1);                                     /* Initialize DMA channel 1 */
  
  HAL_DMA_ChannelMap(&HdmaCh1,DMA_CHANNEL_MAP_ADC1);
  __HAL_LINKDMA(hadc, DMA_Handle, HdmaCh1);                   /* Connect DMA handle */
}

/**
  * @brief  Initializes the TIM Base MSP.
  * @param  htim TIM Base handle
  * @retval None
  */
void HAL_TIM_Base_MspInit(TIM_HandleTypeDef *htim)
{
  __HAL_RCC_TIM15_CLK_ENABLE();                                       /* TIM15 clock enable */
}

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