Merge pull request #4253 from thread-liu/master

[update] stm32mp1 uart dma sample.

bsp/stm32/libraries/HAL_Drivers/config/mp1/dma_config.h

@@ -35,7 +35,7 @@ extern "C" {
 
 /* DMA2 stream0 */
 #if defined(BSP_UART3_RX_USING_DMA) && !defined(UART3_RX_DMA_INSTANCE)
-#define UART3_RX_DMA_IRQHandler          DMA2_Stream0_IRQHandler
+#define UART3_DMA_RX_IRQHandler          DMA2_Stream0_IRQHandler
 #define UART3_RX_DMA_RCC                 RCC_MC_AHB2ENSETR_DMA2EN
 #define UART3_RX_DMA_INSTANCE            DMA2_Stream0
 #define UART3_RX_DMA_CHANNEL             DMA_REQUEST_USART3_RX
@@ -50,7 +50,7 @@ extern "C" {
     
 /* DMA2 stream1 */
 #if defined(BSP_UART3_TX_USING_DMA) && !defined(BSP_UART3_TX_USING_INSTANCE)
-#define UART3_TX_DMA_IRQHandler           DMA2_Stream1_IRQHandler
+#define UART3_DMA_TX_IRQHandler           DMA2_Stream1_IRQHandler
 #define UART3_TX_DMA_RCC                  RCC_MC_AHB2ENSETR_DMA2EN
 #define UART3_TX_DMA_INSTANCE             DMA2_Stream1
 #define UART3_TX_DMA_CHANNEL              DMA_REQUEST_USART3_TX

bsp/stm32/libraries/HAL_Drivers/drv_usart.c

@@ -870,14 +870,16 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
     || defined(SOC_SERIES_STM32G4)|| defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32WB)
         /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
         SET_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
-        tmpreg = READ_BIT(RCC->AHB1ENR, dma_config->dma_rcc);
-
+        tmpreg = READ_BIT(RCC->AHB1ENR, dma_config->dma_rcc); 
+#elif defined(SOC_SERIES_STM32MP1)
+        /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
+        SET_BIT(RCC->MP_AHB2ENSETR, dma_config->dma_rcc);
+        tmpreg = READ_BIT(RCC->MP_AHB2ENSETR, dma_config->dma_rcc);
 #if (defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32G4) || defined(SOC_SERIES_STM32WB)) && defined(DMAMUX1)
         /* enable DMAMUX clock for L4+ and G4 */
         __HAL_RCC_DMAMUX1_CLK_ENABLE();   
 #elif defined(SOC_SERIES_STM32MP1)
     __HAL_RCC_DMAMUX_CLK_ENABLE();
-    __HAL_RCC_DMA2_CLK_ENABLE();
 #endif
 
 #endif

bsp/stm32/stm32mp157a-st-ev1/board/Kconfig

@@ -138,6 +138,9 @@ menu "On-chip Peripheral Drivers"
 
     config BSP_USING_DMA
         bool "Enable DMA Test"
+        select BSP_USING_UART
+        select BSP_USING_UART3
+        select BSP_UART3_RX_USING_DMA
         default name
 
     config BSP_USING_QSPI