zener/lvgl_esp32_drivers
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use automatic DMA channel selection in ESP-IDF 4.4.4 and above

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This commit is contained in:
GnSight 2023-02-05 10:00:24 +08:00
parent 1759b774a9
commit 45c541823c
1 changed files with 12 additions and 2 deletions
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14
lvgl_helpers.c
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@ -82,6 +82,13 @@ void lvgl_interface_init(void)
ESP_LOGI(TAG, "Display buffer size: %d", display_buffer_size);
int dma_channel;
#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 4, 4)
dma_channel = SPI_DMA_CH_AUTO;
#else
dma_channel = 1;
#endif
#if defined (CONFIG_LV_TFT_DISPLAY_CONTROLLER_FT81X)
init_ft81x(dma_channel);
return;
@ -99,9 +106,8 @@ void lvgl_interface_init(void)
miso = TP_SPI_MISO;
#endif
// We use DMA channel 1 for all cases
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);
@ -124,7 +130,11 @@ void lvgl_interface_init(void)
ESP_LOGI(TAG, "Initializing SPI master for touch");
#if defined (CONFIG_IDF_TARGET_ESP32)
#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 4, 4)
dma_channel = SPI_DMA_CH_AUTO;
#else
dma_channel = 2;
#endif
#endif
lvgl_spi_driver_init(TOUCH_SPI_HOST, TP_SPI_MISO, TP_SPI_MOSI, TP_SPI_CLK,