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233
main/boards/esp-p4-function-ev-board/esp-p4-function-ev-board.cc
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233
main/boards/esp-p4-function-ev-board/esp-p4-function-ev-board.cc
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#include "wifi_board.h"
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#include "audio/codecs/es8311_audio_codec.h"
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// Display
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#include "display/display.h"
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#include "display/lcd_display.h"
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#include "lvgl_theme.h"
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// Backlight
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// PwmBacklight is declared in backlight headers pulled by display/lcd_display includes via lvgl stack
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#include "application.h"
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#include "button.h"
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#include "config.h"
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#include "esp_video.h"
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#include <esp_log.h>
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#include <inttypes.h>
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#include <driver/i2c_master.h>
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#include <esp_lvgl_port.h>
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#include <soc/clk_tree_defs.h>
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// SD card
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#include <esp_vfs_fat.h>
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#include <sdmmc_cmd.h>
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#include <driver/sdmmc_host.h>
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#include <driver/sdspi_host.h>
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// SD power control (on-chip LDO)
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#include "sd_pwr_ctrl_by_on_chip_ldo.h"
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// MIPI-DSI / LCD vendor includes (library may replace some)
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#include "esp_lcd_panel_ops.h"
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#include "esp_lcd_mipi_dsi.h"
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#include "esp_ldo_regulator.h"
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#include "esp_lcd_ek79007.h"
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#include "esp_lcd_touch_gt911.h"
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// Library includes
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#include "bsp/esp32_p4_function_ev_board.h"
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#include "bsp/touch.h"
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#define TAG "ESP32P4FuncEV"
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class ESP32P4FunctionEvBoard : public WifiBoard
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{
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private:
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i2c_master_bus_handle_t codec_i2c_bus_ = nullptr;
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Button boot_button_;
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LcdDisplay *display_ = nullptr;
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esp_lcd_touch_handle_t tp_ = nullptr;
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EspVideo* camera_ = nullptr;
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void InitializeI2cBuses()
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{
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ESP_ERROR_CHECK(bsp_i2c_init());
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codec_i2c_bus_ = bsp_i2c_get_handle();
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}
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// Touch I2C bus initialization is not required for this board (handled elsewhere)
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void InitializeTouchI2cBus()
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{
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// No implementation needed
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}
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void InitializeLCD()
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{
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bsp_display_config_t config = {
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.hdmi_resolution = BSP_HDMI_RES_NONE,
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.dsi_bus = {
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.phy_clk_src = (mipi_dsi_phy_clock_source_t)SOC_MOD_CLK_PLL_F20M,
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.lane_bit_rate_mbps = 1000,
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},
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};
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bsp_lcd_handles_t handles;
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ESP_ERROR_CHECK(bsp_display_new_with_handles(&config, &handles));
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display_ = new MipiLcdDisplay(handles.io, handles.panel, 1024, 600, 0, 0, true, true, false);
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}
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void InitializeButtons()
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{
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boot_button_.OnClick([this]()
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{
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auto& app = Application::GetInstance();
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if (app.GetDeviceState() == kDeviceStateStarting) {
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EnterWifiConfigMode();
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return;
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}
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app.ToggleChatState();
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});
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}
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void InitializeTouch()
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{
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ESP_ERROR_CHECK(bsp_touch_new(NULL, &tp_));
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}
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void InitializeSdCard()
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{
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ESP_LOGI(TAG, "Initializing SD card");
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esp_err_t ret = bsp_sdcard_mount();
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if (ret != ESP_OK) {
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ESP_LOGE(TAG, "Failed to mount SD card: %s", esp_err_to_name(ret));
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} else {
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ESP_LOGI(TAG, "SD card mounted successfully");
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}
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}
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void InitializeCamera()
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{
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ESP_LOGI(TAG, "Initializing camera");
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// Use BSP camera initialization for ESP-P4
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bsp_camera_cfg_t camera_cfg = {0};
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esp_err_t ret = bsp_camera_start(&camera_cfg);
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if (ret != ESP_OK) {
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ESP_LOGE(TAG, "Failed to initialize BSP camera: %s", esp_err_to_name(ret));
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ESP_LOGI(TAG, "Attempting alternative camera initialization");
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// Alternative: Direct EspVideo initialization if BSP fails
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// This provides more control over camera configuration
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static esp_cam_ctlr_dvp_pin_config_t dvp_pin_config = {
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.data_width = CAM_CTLR_DATA_WIDTH_8,
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.data_io = {
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[0] = BSP_I2C_SDA, // Reuse I2C pins if camera pins not defined
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[1] = BSP_I2C_SCL,
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[2] = GPIO_NUM_NC,
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[3] = GPIO_NUM_NC,
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[4] = GPIO_NUM_NC,
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[5] = GPIO_NUM_NC,
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[6] = GPIO_NUM_NC,
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[7] = GPIO_NUM_NC,
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},
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.vsync_io = GPIO_NUM_NC,
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.de_io = GPIO_NUM_NC,
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.pclk_io = GPIO_NUM_NC,
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.xclk_io = GPIO_NUM_NC,
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};
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esp_video_init_sccb_config_t sccb_config = {
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.init_sccb = false, // Use existing I2C bus
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.i2c_handle = codec_i2c_bus_, // Reuse the existing I2C bus
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.freq = 100000,
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};
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esp_video_init_dvp_config_t dvp_config = {
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.sccb_config = sccb_config,
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.reset_pin = GPIO_NUM_NC,
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.pwdn_pin = GPIO_NUM_NC,
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.dvp_pin = dvp_pin_config,
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.xclk_freq = 20000000, // 20MHz typical for cameras
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};
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esp_video_init_config_t video_config = {
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.dvp = &dvp_config,
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};
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// Try to create camera with direct configuration
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camera_ = new EspVideo(video_config);
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ESP_LOGI(TAG, "Camera initialized with direct configuration");
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} else {
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ESP_LOGI(TAG, "Camera initialized successfully via BSP");
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}
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}
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void InitializeFonts()
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{
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ESP_LOGI(TAG, "Initializing font support");
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// Font initialization is handled by the Assets system
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// The board supports loading fonts from assets partition
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// Verify that fonts are properly loaded by checking theme
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auto& theme_manager = LvglThemeManager::GetInstance();
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auto current_theme = theme_manager.GetTheme("light");
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if (current_theme != nullptr) {
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auto text_font = current_theme->text_font();
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if (text_font != nullptr && text_font->font() != nullptr) {
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ESP_LOGI(TAG, "Custom font loaded successfully: line_height=%d", text_font->font()->line_height);
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} else {
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ESP_LOGW(TAG, "Custom font not loaded, using built-in font");
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}
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}
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}
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public:
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ESP32P4FunctionEvBoard() : boot_button_(0)
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{
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InitializeI2cBuses();
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// Audio is initialized by Es8311AudioCodec
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InitializeLCD();
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InitializeButtons();
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InitializeTouch();
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InitializeSdCard();
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InitializeCamera();
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InitializeFonts();
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GetBacklight()->RestoreBrightness();
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}
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~ESP32P4FunctionEvBoard()
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{
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// Clean up display pointer
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delete display_;
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display_ = nullptr;
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// Unmount SD card
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esp_err_t ret = bsp_sdcard_unmount();
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if (ret != ESP_OK) {
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ESP_LOGE(TAG, "Failed to unmount SD card: %s", esp_err_to_name(ret));
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}
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// If other resources need cleanup, add here
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}
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virtual AudioCodec *GetAudioCodec() override
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{
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static Es8311AudioCodec audio_codec(
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codec_i2c_bus_, (i2c_port_t)BSP_I2C_NUM, AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
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BSP_I2S_MCLK, BSP_I2S_SCLK, BSP_I2S_LCLK, BSP_I2S_DOUT, BSP_I2S_DSIN,
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BSP_POWER_AMP_IO, ES8311_CODEC_DEFAULT_ADDR, true, false);
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return &audio_codec;
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}
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virtual Display *GetDisplay() override { return display_; }
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virtual Backlight *GetBacklight() override
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{
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static PwmBacklight backlight(BSP_LCD_BACKLIGHT, DISPLAY_BACKLIGHT_OUTPUT_INVERT);
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return &backlight;
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}
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virtual Camera *GetCamera() override
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{
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return camera_;
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}
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};
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DECLARE_BOARD(ESP32P4FunctionEvBoard);
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