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未验证 提交 465f5fa4 编写于 作者: B Bernard Xiong 提交者： GitHub
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Merge pull request #5140 from liukangcc/uart 

[drivers] add uart dma support for stm32l1
上级 2944686d 89446f25
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Showing with 2 addition and 2 deletion
bsp/stm32/libraries/HAL_Drivers/drv_usart.c
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...@@ -885,7 +885,7 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag) ...@@ -885,7 +885,7 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
{ {
rt_uint32_t tmpreg = 0x00U; rt_uint32_t tmpreg = 0x00U;
#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0) \ #if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0) \
|| defined(SOC_SERIES_STM32L0)|| defined(SOC_SERIES_STM32F3) || defined(SOC_SERIES_STM32L0)|| defined(SOC_SERIES_STM32F3) || defined(SOC_SERIES_STM32L1)
/* enable DMA clock && Delay after an RCC peripheral clock enabling*/ /* enable DMA clock && Delay after an RCC peripheral clock enabling*/
SET_BIT(RCC->AHBENR, dma_config->dma_rcc); SET_BIT(RCC->AHBENR, dma_config->dma_rcc);
tmpreg = READ_BIT(RCC->AHBENR, dma_config->dma_rcc); tmpreg = READ_BIT(RCC->AHBENR, dma_config->dma_rcc);
...@@ -919,7 +919,7 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag) ...@@ -919,7 +919,7 @@ static void stm32_dma_config(struct rt_serial_device *serial, rt_ubase_t flag)
__HAL_LINKDMA(&(uart->handle), hdmatx, uart->dma_tx.handle); __HAL_LINKDMA(&(uart->handle), hdmatx, uart->dma_tx.handle);
} }
#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32L0)|| defined(SOC_SERIES_STM32F3) #if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32L0)|| defined(SOC_SERIES_STM32F3) || defined(SOC_SERIES_STM32L1)
DMA_Handle->Instance = dma_config->Instance; DMA_Handle->Instance = dma_config->Instance;
#elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) #elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7)
DMA_Handle->Instance = dma_config->Instance; DMA_Handle->Instance = dma_config->Instance;
......
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