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Merge branch 'fix/spi_master_bit_trans_add_check_v5.5' into 'release/v5.5'

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fix(driver_spi): spi master bit length check, dma internal align check and set idle level for all data pin (v5.5)

See merge request espressif/esp-idf!45134
This commit is contained in:
morris
2026-04-02 12:14:16 +08:00
parent c589856afe b519d672a8
commit c3a94d3084
20 changed files with 316 additions and 99 deletions
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components/hal/esp32/include/hal/spi_ll.h
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@@ -42,6 +42,8 @@ extern "C" {
#define SPI_LL_DMA_MAX_BIT_LEN (1 << 24) //reg len: 24 bits
#define SPI_LL_CPU_MAX_BIT_LEN (16 * 32) //Fifo len: 16 words
#define SPI_LL_TX_MINI_EXTRA_BITS 1 //Minimum length of TX non byte aligned data in bits
#define SPI_LL_RX_MINI_EXTRA_BITS 1 //Minimum length of RX non byte aligned data in bits
#define SPI_LL_MOSI_FREE_LEVEL 0 //Default level after bus initialized
// CS_WORKAROUND: SPI slave with using DMA, the rx dma suffers from unexpected transactions