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drivers: dma: stm32: add support for stm32h7

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Add the missing parts for adding support
to stm32h7 dma driver.
The fix is to make dmamux driver work with
dma v1 driver.

Signed-off-by: Shlomi Vaknin <shlomi.39sd@gmail.com>
This commit is contained in:
Shlomi Vaknin 2021-03-30 18:22:30 +03:00 • committed by Carles Cufí
commit 95143fc98e
4 changed files with 21 additions and 10 deletions
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18
drivers/dma/dma_stm32.h
View file

@ -44,17 +44,17 @@ struct dma_stm32_config {
struct dma_stm32_stream *streams;
};
#ifdef CONFIG_DMA_STM32_V1
/* from DTS the dma stream id is in range 0..<dma-requests>-1 */
#define STREAM_OFFSET 0
#else
#if defined(CONFIG_DMAMUX_STM32) || defined(CONFIG_DMA_STM32_V2)
/* from DTS the dma stream id is in range 1..<dma-requests> */
/* so decrease to set range from 0 from now on */
#define STREAM_OFFSET 1
#endif /* CONFIG_DMA_STM32_V1 */
#else
/* from DTS the dma stream id is in range 0..<dma-requests>-1 */
#define STREAM_OFFSET 0
#endif /* CONFIG_DMAMUX_STM32 || CONFIG_DMA_STM32_V2 */
uint32_t dma_stm32_id_to_stream(uint32_t id);
#ifdef CONFIG_DMA_STM32_V1
#if !defined(CONFIG_DMAMUX_STM32)
uint32_t dma_stm32_slot_to_channel(uint32_t id);
#endif
@ -90,7 +90,11 @@ bool stm32_dma_is_irq_happened(DMA_TypeDef *dma, uint32_t id);
bool stm32_dma_is_unexpected_irq_happened(DMA_TypeDef *dma, uint32_t id);
void stm32_dma_enable_stream(DMA_TypeDef *dma, uint32_t id);
int stm32_dma_disable_stream(DMA_TypeDef *dma, uint32_t id);
void stm32_dma_config_channel_function(DMA_TypeDef *dma, uint32_t id, uint32_t slot);
#if !defined(CONFIG_DMAMUX_STM32)
void stm32_dma_config_channel_function(DMA_TypeDef *dma, uint32_t id,
uint32_t slot);
#endif
#ifdef CONFIG_DMA_STM32_V1
void stm32_dma_disable_fifo_irq(DMA_TypeDef *dma, uint32_t id);