Support for NV3041a QSPI (#298)

Author: ange007

include/esp_panel_nv3041a.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include <esp_lcd.h>
+#include <esp_lcd_types.h>
+#include <esp_lcd_panel_vendor.h>
+#include <driver/spi_master.h>
+#include <hal/gpio_types.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    typedef struct
+    {
+        const lcd_init_cmd_t *init_cmds;
+        uint16_t init_cmds_size;
+    } nv3041a_vendor_config_t;
+
+    // Uses spi_device_handle_t directly and manual GPIO CS to support QSPI (SPI_TRANS_MODE_QIO)
+    // pixel data transfers, which the NV3041A requires but esp_lcd_panel_io_spi cannot provide
+    // in ESP-IDF v4.4.  cs_gpio is the GPIO number used as chip-select (spics_io_num must be -1).
+    esp_err_t esp_lcd_new_panel_nv3041a(spi_device_handle_t spi_dev, gpio_num_t cs_gpio,
+                                        const esp_lcd_panel_dev_config_t *config, esp_lcd_panel_handle_t *handle);
+
+#ifdef __cplusplus
+}
+#endif