add some code

managed_components/espressif__esp_lcd_touch_gt911/include/esp_lcd_touch_gt911.h

@@ -0,0 +1,70 @@
+/*
+ * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/**
+ * @file
+ * @brief ESP LCD touch: GT911
+ */
+
+#pragma once
+
+#include "esp_lcd_touch.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Create a new GT911 touch driver
+ *
+ * @note The I2C communication should be initialized before use this function.
+ *
+ * @param io LCD/Touch panel IO handle
+ * @param config: Touch configuration
+ * @param out_touch: Touch instance handle
+ * @return
+ *      - ESP_OK                    on success
+ *      - ESP_ERR_NO_MEM            if there is no memory for allocating main structure
+ */
+esp_err_t esp_lcd_touch_new_i2c_gt911(const esp_lcd_panel_io_handle_t io, const esp_lcd_touch_config_t *config, esp_lcd_touch_handle_t *out_touch);
+
+/**
+ * @brief I2C address of the GT911 controller
+ *
+ * @note When power-on detects low level of the interrupt gpio, address is 0x5D.
+ * @note Interrupt gpio is high level, address is 0x14.
+ *
+ */
+#define ESP_LCD_TOUCH_IO_I2C_GT911_ADDRESS          (0x5D)
+#define ESP_LCD_TOUCH_IO_I2C_GT911_ADDRESS_BACKUP   (0x14)
+
+/**
+ * @brief GT911 Configuration Type
+ *
+ */
+typedef struct {
+    uint8_t dev_addr;  /*!< I2C device address */
+} esp_lcd_touch_io_gt911_config_t;
+
+/**
+ * @brief Touch IO configuration structure
+ *
+ */
+#define ESP_LCD_TOUCH_IO_I2C_GT911_CONFIG()           \
+    {                                       \
+        .dev_addr = ESP_LCD_TOUCH_IO_I2C_GT911_ADDRESS, \
+        .control_phase_bytes = 1,           \
+        .dc_bit_offset = 0,                 \
+        .lcd_cmd_bits = 16,                 \
+        .flags =                            \
+        {                                   \
+            .disable_control_phase = 1,     \
+        }                                   \
+    }
+
+#ifdef __cplusplus
+}
+#endif