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Merge pull request #14794 from bergzand/pr/stm32/dma_add_unsuported_trigger_define

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stm32: Add define for when DMA channel selection is not supported
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Francisco 2020-08-19 17:13:10 +02:00 committed by GitHub
commit e9833f68d6
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1 changed files with 6 additions and 0 deletions
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6
cpu/stm32/include/periph_cpu.h
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@ -441,6 +441,12 @@ typedef enum {
DMA_MEM_TO_MEM = 2, /**< Memory to memory */ DMA_MEM_TO_MEM = 2, /**< Memory to memory */
} dma_mode_t; } dma_mode_t;
/**
* @brief DMA channel/trigger configuration for DMA peripherals without
* channel/trigger filtering such as the stm32f1 and stm32f3.
*/
#define DMA_CHAN_CONFIG_UNSUPPORTED (UINT8_MAX)
/** /**
* @name DMA Increment modes * @name DMA Increment modes
* @{ * @{