Merge pull request #5660 from jepler/esp32s3-spi

microdev1 · web-flow · commit 7df172ba19c1 · 2021-12-06T10:24:51.000+05:30
espressif: busio.SPI: Use SPI_DMA_CH_AUTO
diff --git a/ports/espressif/common-hal/busio/SPI.c b/ports/espressif/common-hal/busio/SPI.c
@@ -93,7 +93,7 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,
         mp_raise_ValueError(translate("All SPI peripherals are in use"));
     }
 
-    esp_err_t result = spi_bus_initialize(self->host_id, &bus_config, self->host_id /* dma channel */);
+    esp_err_t result = spi_bus_initialize(self->host_id, &bus_config, SPI_DMA_CH_AUTO);
     if (result == ESP_ERR_NO_MEM) {
         mp_raise_msg(&mp_type_MemoryError, translate("ESP-IDF memory allocation failed"));
     } else if (result == ESP_ERR_INVALID_ARG) {

Original file line number	Diff line number	Diff line change
`@@ -93,7 +93,7 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,`
`93`	`93`	`mp_raise_ValueError(translate("All SPI peripherals are in use"));`
`94`	`94`	`}`
`95`	`95`
`96`		`- esp_err_t result = spi_bus_initialize(self->host_id, &bus_config, self->host_id /* dma channel */);`
	`96`	`+ esp_err_t result = spi_bus_initialize(self->host_id, &bus_config, SPI_DMA_CH_AUTO);`
`97`	`97`	`if (result == ESP_ERR_NO_MEM) {`
`98`	`98`	`mp_raise_msg(&mp_type_MemoryError, translate("ESP-IDF memory allocation failed"));`
`99`	`99`	`} else if (result == ESP_ERR_INVALID_ARG) {`