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Merge branch 'feature/spi_master_support_edma_on_s3' into 'master'

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feat(spi_master): support using edma to transfer with psram directly

Closes IDF-7373 and IDF-10111

See merge request espressif/esp-idf!23785
This commit is contained in:
Wan Lei
2025-11-28 13:59:58 +08:00
parent 551bcbe488 76bd4ef138
commit a63fbe838a
33 changed files with 551 additions and 309 deletions
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components/hal/esp32/include/hal/spi_ll.h
+13
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@@ -1184,6 +1184,19 @@ static inline void spi_dma_ll_rx_enable_burst_desc(spi_dma_dev_t *dma_in, uint32
dma_in->dma_conf.indscr_burst_en = enable;
}
/**
* Get the DMA RX alignment requirements
*
* @param dma_dev Beginning address of the DMA peripheral registers.
* @param internal_size The internal memory alignment requirements.
* @param external_size The external memory alignment requirements.
*/
static inline void spi_dma_ll_get_rx_alignment_require(spi_dma_dev_t *dma_dev, uint32_t *internal_size, uint32_t *external_size)
{
*internal_size = 4; // esp32 needs 4 bytes alignment on hardware design
*external_size = UINT32_MAX; // dma of esp32 spi don't support external memory
}
/**
* Reset TX DMA which transmits the data from RAM to a peripheral.
*