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On ESP32S3, dma channel should be set to 3 (== AUTO)

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Marty Weiner 2022-09-22 01:12:54 -04:00
parent 591b8349a7
commit 13525b1a20
1 changed files with 8 additions and 1 deletions
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9
lvgl_helpers.c
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@ -100,8 +100,15 @@ void lvgl_interface_init(void)
#endif
// We use DMA channel 1 for all cases
int dma_channel;
#if defined CONFIG_IDF_TARGET_ESP32S3
dma_channel = 3;
#else
dma_channel = 1;
#endif
lvgl_spi_driver_init(TFT_SPI_HOST, miso, DISP_SPI_MOSI, DISP_SPI_CLK,
spi_max_transfer_size, 1, DISP_SPI_IO2, DISP_SPI_IO3);
spi_max_transfer_size, dma_channel, DISP_SPI_IO2, DISP_SPI_IO3);
disp_spi_add_device(TFT_SPI_HOST);