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change(i80_lcd): set DMA transfer burst size

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morris
2024-05-13 14:44:06 +08:00
parent dc060460ea
commit 75b5f02490
4 changed files with 33 additions and 31 deletions
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7
components/esp_lcd/include/esp_lcd_panel_io.h
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@@ -238,8 +238,11 @@ typedef struct {
int data_gpio_nums[ESP_LCD_I80_BUS_WIDTH_MAX]; /*!< GPIOs used for data lines */
size_t bus_width; /*!< Number of data lines, 8 or 16 */
size_t max_transfer_bytes; /*!< Maximum transfer size, this determines the length of internal DMA link */
size_t psram_trans_align; /*!< DMA transfer alignment for data allocated from PSRAM */
size_t sram_trans_align; /*!< DMA transfer alignment for data allocated from SRAM */
union {
size_t psram_trans_align; /*!< DMA transfer alignment for data allocated from PSRAM */
size_t dma_burst_size; /*!< DMA burst size, in bytes */
};
size_t sram_trans_align __attribute__((deprecated)); /*!< DMA transfer alignment for data allocated from SRAM */
} esp_lcd_i80_bus_config_t;
/**