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cpu/stm32/periph/dma: add support for STM32F3

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This commit is contained in:
hugues 2020-08-19 10:42:50 +02:00
parent 2f0ac9e820
commit d06aa3cd63
1 changed files with 7 additions and 9 deletions
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16
cpu/stm32/periph/dma.c
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@ -26,10 +26,6 @@
#include "assert.h"
#include "pm_layered.h"
#if CPU_FAM_STM32F3
#error "DMA is not supported on STM32F3"
#endif
#if CPU_FAM_STM32F2 || CPU_FAM_STM32F4 || CPU_FAM_STM32F7
#define STM32_DMA_Stream_Type DMA_Stream_TypeDef
#define CLOCK AHB1
@ -51,11 +47,11 @@
#define RCC_MASK_DMA2 RCC_AHB1ENR_DMA2EN
#else /* CPU_FAM_STM32L4 */
#define CLOCK AHB
#if CPU_FAM_STM32F1 || CPU_FAM_STM32L1
#if CPU_FAM_STM32F1 || CPU_FAM_STM32F3 || CPU_FAM_STM32L1
#define RCC_MASK_DMA1 RCC_AHBENR_DMA1EN
#else /* CPU_FAM_STM32F1 || CPU_FAM_STM32L1 */
#else /* CPU_FAM_STM32F1 || CPU_FAM_STM32F3 || CPU_FAM_STM32L1 */
#define RCC_MASK_DMA1 RCC_AHBENR_DMAEN
#endif /* CPU_FAM_STM32F1 || CPU_FAM_STM32L1 */
#endif /* CPU_FAM_STM32F1 || CPU_FAM_STM32F3 || CPU_FAM_STM32L1 */
#define RCC_MASK_DMA2 RCC_AHBENR_DMA2EN
#endif /* CPU_FAM_STM32L4 */
#define PERIPH_ADDR CPAR
@ -118,7 +114,7 @@ static inline DMA_TypeDef *dma_base(int stream)
#endif
}
#ifdef CPU_FAM_STM32F0
#if CPU_FAM_STM32F0 || CPU_FAM_STM32F3
static inline DMA_TypeDef *dma_req(int stream_n)
{
return dma_base(stream_n);
@ -196,6 +192,7 @@ static IRQn_Type dma_get_irqn(int stream)
if (stream < 7) {
return ((IRQn_Type)((int)DMA1_Channel1_IRQn + stream));
}
#if defined(DMA2_BASE)
#if defined(CPU_FAM_STM32F1)
else if (stream < 11) {
#else
@ -211,7 +208,8 @@ static IRQn_Type dma_get_irqn(int stream)
return ((IRQn_Type)((int)DMA2_Channel6_IRQn + stream));
#endif
}
#endif
#endif /* !defined(CPU_FAM_STM32L1) */
#endif /* defined(DMA2_BASE) */
#endif
return -1;