diff options
| -rw-r--r-- | ports/esp32/machine_hw_spi.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/ports/esp32/machine_hw_spi.c b/ports/esp32/machine_hw_spi.c index 05b1c871c..647874e17 100644 --- a/ports/esp32/machine_hw_spi.c +++ b/ports/esp32/machine_hw_spi.c @@ -267,21 +267,15 @@ STATIC void machine_hw_spi_init_internal( // Select DMA channel based on the hardware SPI host int dma_chan = 0; + #if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3 + dma_chan = SPI_DMA_CH_AUTO; + #else if (self->host == HSPI_HOST) { - #if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3 - dma_chan = 3; - #else dma_chan = 1; - #endif - #ifdef FSPI_HOST - } else if (self->host == FSPI_HOST) { - dma_chan = 1; - #endif - #ifdef VSPI_HOST - } else if (self->host == VSPI_HOST) { + } else { dma_chan = 2; - #endif } + #endif ret = spi_bus_initialize(self->host, &buscfg, dma_chan); switch (ret) { |