/**
* @brief SAI MSP Init.
* @param hsai : pointer to a SAI_HandleTypeDef structure that contains
* the configuration information for SAI module.
* @retval None
*/
void HAL_SAI_MspInit(SAI_HandleTypeDef *hsai)
{
GPIO_InitTypeDef GPIO_Init;
/* Enable SAI2 clock */
__HAL_RCC_SAI2_CLK_ENABLE();
/* Configure GPIOs used for SAI2 */
AUDIO_SAIx_MCLK_ENABLE();
AUDIO_SAIx_SCK_ENABLE();
AUDIO_SAIx_FS_ENABLE();
AUDIO_SAIx_SD_ENABLE();
GPIO_Init.Mode = GPIO_MODE_AF_PP;
GPIO_Init.Pull = GPIO_NOPULL;
GPIO_Init.Speed = GPIO_SPEED_HIGH;
GPIO_Init.Alternate = AUDIO_SAIx_FS_AF;
GPIO_Init.Pin = AUDIO_SAIx_FS_PIN;
HAL_GPIO_Init(AUDIO_SAIx_FS_GPIO_PORT, &GPIO_Init);
GPIO_Init.Alternate = AUDIO_SAIx_SCK_AF;
GPIO_Init.Pin = AUDIO_SAIx_SCK_PIN;
HAL_GPIO_Init(AUDIO_SAIx_SCK_GPIO_PORT, &GPIO_Init);
GPIO_Init.Alternate = AUDIO_SAIx_SD_AF;
GPIO_Init.Pin = AUDIO_SAIx_SD_PIN;
HAL_GPIO_Init(AUDIO_SAIx_SD_GPIO_PORT, &GPIO_Init);
GPIO_Init.Alternate = AUDIO_SAIx_MCLK_AF;
GPIO_Init.Pin = AUDIO_SAIx_MCLK_PIN;
HAL_GPIO_Init(AUDIO_SAIx_MCLK_GPIO_PORT, &GPIO_Init);
/* Configure DMA used for SAI2 */
__HAL_RCC_DMA2_CLK_ENABLE();
if(hsai->Instance == AUDIO_SAIx)
{
hSaiDma.Init.Channel = DMA_CHANNEL_3;
hSaiDma.Init.Direction = DMA_MEMORY_TO_PERIPH;
hSaiDma.Init.PeriphInc = DMA_PINC_DISABLE;
hSaiDma.Init.MemInc = DMA_MINC_ENABLE;
hSaiDma.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hSaiDma.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hSaiDma.Init.Mode = DMA_CIRCULAR;
hSaiDma.Init.Priority = DMA_PRIORITY_HIGH;
hSaiDma.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
hSaiDma.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hSaiDma.Init.MemBurst = DMA_MBURST_SINGLE;
hSaiDma.Init.PeriphBurst = DMA_PBURST_SINGLE;
/* Select the DMA instance to be used for the transfer : DMA2_Stream6 */
hSaiDma.Instance = DMA2_Stream6;
/* Associate the DMA handle */
__HAL_LINKDMA(hsai, hdmatx, hSaiDma);
/* Deinitialize the Stream for new transfer */
HAL_DMA_DeInit(&hSaiDma);
/* Configure the DMA Stream */
if (HAL_OK != HAL_DMA_Init(&hSaiDma))
{
Error_Handler();
}
}
HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 0x01, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn);
}
void enableGPIOPowerUsageAndNoiseReductions(void)
{
// AHB1
__HAL_RCC_BKPSRAM_CLK_ENABLE();
__HAL_RCC_DTCMRAMEN_CLK_ENABLE();
__HAL_RCC_DMA2_CLK_ENABLE();
__HAL_RCC_USB_OTG_HS_CLK_ENABLE();
__HAL_RCC_USB_OTG_HS_ULPI_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOI_CLK_ENABLE();
#ifndef STM32F722xx
__HAL_RCC_DMA2D_CLK_ENABLE();
__HAL_RCC_GPIOJ_CLK_ENABLE();
__HAL_RCC_GPIOK_CLK_ENABLE();
#endif
//APB1
__HAL_RCC_TIM2_CLK_ENABLE();
__HAL_RCC_TIM3_CLK_ENABLE();
__HAL_RCC_TIM4_CLK_ENABLE();
__HAL_RCC_TIM5_CLK_ENABLE();
__HAL_RCC_TIM6_CLK_ENABLE();
__HAL_RCC_TIM7_CLK_ENABLE();
__HAL_RCC_TIM12_CLK_ENABLE();
__HAL_RCC_TIM13_CLK_ENABLE();
__HAL_RCC_TIM14_CLK_ENABLE();
__HAL_RCC_LPTIM1_CLK_ENABLE();
__HAL_RCC_SPI2_CLK_ENABLE();
__HAL_RCC_SPI3_CLK_ENABLE();
__HAL_RCC_USART2_CLK_ENABLE();
__HAL_RCC_USART3_CLK_ENABLE();
__HAL_RCC_UART4_CLK_ENABLE();
__HAL_RCC_UART5_CLK_ENABLE();
__HAL_RCC_I2C1_CLK_ENABLE();
__HAL_RCC_I2C2_CLK_ENABLE();
__HAL_RCC_I2C3_CLK_ENABLE();
__HAL_RCC_CAN1_CLK_ENABLE();
__HAL_RCC_DAC_CLK_ENABLE();
__HAL_RCC_UART7_CLK_ENABLE();
__HAL_RCC_UART8_CLK_ENABLE();
#ifndef STM32F722xx
__HAL_RCC_I2C4_CLK_ENABLE();
__HAL_RCC_CAN2_CLK_ENABLE();
__HAL_RCC_CEC_CLK_ENABLE();
#endif
//APB2
__HAL_RCC_TIM1_CLK_ENABLE();
__HAL_RCC_TIM8_CLK_ENABLE();
__HAL_RCC_USART1_CLK_ENABLE();
__HAL_RCC_USART6_CLK_ENABLE();
__HAL_RCC_ADC1_CLK_ENABLE();
__HAL_RCC_ADC2_CLK_ENABLE();
__HAL_RCC_ADC3_CLK_ENABLE();
__HAL_RCC_SDMMC1_CLK_ENABLE();
__HAL_RCC_SPI1_CLK_ENABLE();
__HAL_RCC_SPI4_CLK_ENABLE();
__HAL_RCC_TIM9_CLK_ENABLE();
__HAL_RCC_TIM10_CLK_ENABLE();
__HAL_RCC_TIM11_CLK_ENABLE();
__HAL_RCC_SPI5_CLK_ENABLE();
__HAL_RCC_SAI1_CLK_ENABLE();
__HAL_RCC_SAI2_CLK_ENABLE();
#ifndef STM32F722xx
__HAL_RCC_SPI6_CLK_ENABLE();
#endif
//
// GPIO_InitTypeDef GPIO_InitStructure;
// GPIO_StructInit(&GPIO_InitStructure);
// GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; // default is un-pulled input
//
// GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
// GPIO_InitStructure.GPIO_Pin &= ~(GPIO_Pin_11 | GPIO_Pin_12); // leave USB D+/D- alone
//
// GPIO_InitStructure.GPIO_Pin &= ~(GPIO_Pin_13 | GPIO_Pin_14); // leave JTAG pins alone
// GPIO_Init(GPIOA, &GPIO_InitStructure);
//
// GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
// GPIO_Init(GPIOB, &GPIO_InitStructure);
//
// GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
// GPIO_Init(GPIOC, &GPIO_InitStructure);
// GPIO_Init(GPIOD, &GPIO_InitStructure);
// GPIO_Init(GPIOE, &GPIO_InitStructure);
}
