CM_DOG/Core/Src/octospi.c
2025-06-17 15:14:55 +08:00

196 lines
6.0 KiB
C

/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file octospi.c
* @brief This file provides code for the configuration
* of the OCTOSPI instances.
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "octospi.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
OSPI_HandleTypeDef hospi2;
/* OCTOSPI2 init function */
void MX_OCTOSPI2_Init(void)
{
/* USER CODE BEGIN OCTOSPI2_Init 0 */
/* USER CODE END OCTOSPI2_Init 0 */
OSPIM_CfgTypeDef sOspiManagerCfg = {0};
/* USER CODE BEGIN OCTOSPI2_Init 1 */
/* USER CODE END OCTOSPI2_Init 1 */
hospi2.Instance = OCTOSPI2;
hospi2.Init.FifoThreshold = 8;
hospi2.Init.DualQuad = HAL_OSPI_DUALQUAD_DISABLE;
hospi2.Init.MemoryType = HAL_OSPI_MEMTYPE_MICRON;
hospi2.Init.DeviceSize = 23;
hospi2.Init.ChipSelectHighTime = 1;
hospi2.Init.FreeRunningClock = HAL_OSPI_FREERUNCLK_DISABLE;
hospi2.Init.ClockMode = HAL_OSPI_CLOCK_MODE_3;
hospi2.Init.WrapSize = HAL_OSPI_WRAP_NOT_SUPPORTED;
hospi2.Init.ClockPrescaler = 3;
hospi2.Init.SampleShifting = HAL_OSPI_SAMPLE_SHIFTING_HALFCYCLE;
hospi2.Init.DelayHoldQuarterCycle = HAL_OSPI_DHQC_DISABLE;
hospi2.Init.ChipSelectBoundary = 0;
hospi2.Init.DelayBlockBypass = HAL_OSPI_DELAY_BLOCK_BYPASSED;
hospi2.Init.MaxTran = 0;
hospi2.Init.Refresh = 0;
if (HAL_OSPI_Init(&hospi2) != HAL_OK)
{
Error_Handler();
}
sOspiManagerCfg.ClkPort = 1;
sOspiManagerCfg.NCSPort = 1;
sOspiManagerCfg.IOLowPort = HAL_OSPIM_IOPORT_1_LOW;
if (HAL_OSPIM_Config(&hospi2, &sOspiManagerCfg, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN OCTOSPI2_Init 2 */
/* USER CODE END OCTOSPI2_Init 2 */
}
void HAL_OSPI_MspInit(OSPI_HandleTypeDef* ospiHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
if(ospiHandle->Instance==OCTOSPI2)
{
/* USER CODE BEGIN OCTOSPI2_MspInit 0 */
/* USER CODE END OCTOSPI2_MspInit 0 */
/** Initializes the peripherals clock
*/
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_OSPI;
PeriphClkInitStruct.OspiClockSelection = RCC_OSPICLKSOURCE_D1HCLK;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
/* OCTOSPI2 clock enable */
__HAL_RCC_OCTOSPIM_CLK_ENABLE();
__HAL_RCC_OSPI2_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/**OCTOSPI2 GPIO Configuration
PA1 ------> OCTOSPIM_P1_IO3
PA3 ------> OCTOSPIM_P1_IO2
PB0 ------> OCTOSPIM_P1_IO1
PB2 ------> OCTOSPIM_P1_CLK
PE11 ------> OCTOSPIM_P1_NCS
PD11 ------> OCTOSPIM_P1_IO0
*/
GPIO_InitStruct.Pin = GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF9_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF6_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_0;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF4_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF9_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF11_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF9_OCTOSPIM_P1;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* USER CODE BEGIN OCTOSPI2_MspInit 1 */
/* USER CODE END OCTOSPI2_MspInit 1 */
}
}
void HAL_OSPI_MspDeInit(OSPI_HandleTypeDef* ospiHandle)
{
if(ospiHandle->Instance==OCTOSPI2)
{
/* USER CODE BEGIN OCTOSPI2_MspDeInit 0 */
/* USER CODE END OCTOSPI2_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_OCTOSPIM_CLK_DISABLE();
__HAL_RCC_OSPI2_CLK_DISABLE();
/**OCTOSPI2 GPIO Configuration
PA1 ------> OCTOSPIM_P1_IO3
PA3 ------> OCTOSPIM_P1_IO2
PB0 ------> OCTOSPIM_P1_IO1
PB2 ------> OCTOSPIM_P1_CLK
PE11 ------> OCTOSPIM_P1_NCS
PD11 ------> OCTOSPIM_P1_IO0
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_3);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0|GPIO_PIN_2);
HAL_GPIO_DeInit(GPIOE, GPIO_PIN_11);
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_11);
/* USER CODE BEGIN OCTOSPI2_MspDeInit 1 */
/* USER CODE END OCTOSPI2_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */