add ili9342e display support

firmware/CMakeLists.txt

@@ -2,7 +2,7 @@
 # CMakeLists in this exact order for cmake to work correctly
 cmake_minimum_required(VERSION 3.16)
 
-set(PROJECT_VER "1.4.3")
+set(PROJECT_VER "1.5.1")
 add_definitions(-DFIRMWARE_VERSION=\"${PROJECT_VER}\")
 
 # Add this line to disable the specific warning

firmware/main/hal/board/stackchan.cc

@@ -24,6 +24,51 @@
 
 #define XPOWERS_AXP2101_ICC_CHG_SET (0x62)
 
+namespace {
+
+struct LcdInitCommand {
+    uint8_t command;
+    uint8_t data[15];
+    uint8_t data_size;
+    uint16_t delay_ms;
+};
+
+constexpr LcdInitCommand kIli9342eInitCommands[] = {
+    {0xDD, {0x01}, 1, 0},
+    {0x3A, {0x55}, 1, 0},
+    {0x21, {}, 0, 0},
+    {0x36, {0x08}, 1, 0},
+    {0xD5, {0x00}, 1, 0},
+    {0xB1, {0x22}, 1, 0},
+    {0xC8, {0x38}, 1, 0},
+    {0xCB, {0x1C}, 1, 0},
+    {0xC9, {0x1A}, 1, 0},
+    {0xCA, {0x1A}, 1, 0},
+    {0xB7, {0x5A, 0x41, 0x11, 0x19}, 4, 0},
+    {0xE4, {0x04, 0x08, 0x11, 0x06, 0x12, 0x07, 0x3A, 0x76, 0x47, 0x07, 0x0F, 0x0A, 0x11, 0x19, 0x05}, 15, 0},
+    {0xE5, {0x02, 0x03, 0x07, 0x06, 0x12, 0x07, 0x36, 0x5F, 0x48, 0x06, 0x10, 0x0C, 0x16, 0x14, 0x09}, 15, 0},
+    {0x11, {}, 0, 120},
+    {0x29, {}, 0, 120},
+};
+
+esp_err_t ApplyIli9342eInit(esp_lcd_panel_io_handle_t panel_io)
+{
+    for (const auto& init_command : kIli9342eInitCommands) {
+        const void* data = init_command.data_size == 0 ? nullptr : init_command.data;
+        esp_err_t err    = esp_lcd_panel_io_tx_param(panel_io, init_command.command, data, init_command.data_size);
+        if (err != ESP_OK) {
+            ESP_LOGE(TAG, "ILI9342E command 0x%02X failed: %s", init_command.command, esp_err_to_name(err));
+            return err;
+        }
+        if (init_command.delay_ms != 0) {
+            vTaskDelay(pdMS_TO_TICKS(init_command.delay_ms));
+        }
+    }
+    return ESP_OK;
+}
+
+}  // namespace
+
 class Pmic : public Axp2101 {
 public:
     /**
@@ -177,6 +222,12 @@ public:
 
 class Ft6336 : public I2cDevice {
 public:
+    struct ControllerVersion {
+        uint8_t cipher  = 0;
+        uint8_t firm_id = 0;
+        uint8_t vendor  = 0;
+    };
+
     struct TouchPoint_t {
         int num = 0;
         int x   = -1;
@@ -185,8 +236,6 @@ public:
 
     Ft6336(i2c_master_bus_handle_t i2c_bus, uint8_t addr) : I2cDevice(i2c_bus, addr)
     {
-        uint8_t chip_id = ReadReg(0xA3);
-        ESP_LOGI(TAG, "Get chip ID: 0x%02X", chip_id);
         read_buffer_ = new uint8_t[6];
     }
 
@@ -195,6 +244,34 @@ public:
         delete[] read_buffer_;
     }
 
+    bool ReadControllerVersion(ControllerVersion& version)
+    {
+        constexpr int kMaxAttempts  = 5;
+        constexpr int kRetryDelayMs = 20;
+
+        version = {};
+        for (int attempt = 0; attempt < kMaxAttempts; ++attempt) {
+            const uint8_t work_mode[] = {0x00, 0x00};
+            uint8_t info[6]           = {};
+            esp_err_t err             = i2c_master_transmit(i2c_device_, work_mode, sizeof(work_mode), 100);
+            if (err == ESP_OK) {
+                err = TryReadRegs(0xA3, info, sizeof(info));
+            }
+
+            if (err == ESP_OK && info[0] != 0 && info[5] != 0) {
+                version.cipher  = info[0];
+                version.firm_id = info[3];
+                version.vendor  = info[5];
+                return true;
+            }
+
+            if (attempt + 1 < kMaxAttempts) {
+                vTaskDelay(pdMS_TO_TICKS(kRetryDelayMs));
+            }
+        }
+        return false;
+    }
+
     bool UpdateTouchPoint()
     {
         auto err = TryReadRegs(0x02, read_buffer_, 6);
@@ -371,11 +448,14 @@ private:
         hal_bridge::set_touch_point(touch_point.num, touch_point.x, touch_point.y);
     }
 
-    void InitializeFt6336TouchPad()
+    void InitializeFt6336()
     {
         ESP_LOGI(TAG, "Init FT6336");
         ft6336_ = new Ft6336(i2c_bus_, 0x38);
+    }
 
+    void StartTouchpadTimer()
+    {
         // 创建定时器，20ms 间隔
         esp_timer_create_args_t timer_args = {
             .callback =
@@ -435,6 +515,22 @@ private:
         aw9523_->ResetIli9342();
 
         esp_lcd_panel_init(panel);
+
+        Ft6336::ControllerVersion touch_version;
+        const bool touch_version_valid = ft6336_->ReadControllerVersion(touch_version);
+        const bool is_ili9342e = touch_version_valid && touch_version.firm_id == 0x12 && touch_version.vendor == 0x11;
+        if (touch_version_valid) {
+            ESP_LOGI(TAG, "CIPHER:0x%02X / FIRMID:0x%02X / VENDID:0x%02X, panel:%s", touch_version.cipher,
+                     touch_version.firm_id, touch_version.vendor, is_ili9342e ? "ILI9342E" : "ILI9342C");
+        } else {
+            ESP_LOGW(TAG, "FT6336 version read failed, panel:ILI9342C");
+        }
+
+        if (is_ili9342e) {
+            ESP_LOGI(TAG, "Apply ILI9342E panel initialization");
+            ESP_ERROR_CHECK(ApplyIli9342eInit(panel_io));
+        }
+
         esp_lcd_panel_invert_color(panel, true);
         esp_lcd_panel_swap_xy(panel, DISPLAY_SWAP_XY);
         esp_lcd_panel_mirror(panel, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y);
@@ -498,10 +594,11 @@ public:
         InitializePowerSaveTimer();
         InitializeAw9523();
         I2cDetect();
+        InitializeFt6336();
         InitializeSpi();
         InitializeIli9342Display();
         InitializeCamera();
-        InitializeFt6336TouchPad();
+        StartTouchpadTimer();
         GetBacklight()->RestoreBrightness();
     }