I2C Implementation (#84)

Boards/M5stackShared/Source/Lvgl.cpp

@@ -0,0 +1,46 @@
+#include "esp_lvgl_port.h"
+#include "Log.h"
+#include "Thread.h"
+#include "Ui/LvglSync.h"
+
+#define TAG "cores3_lvgl"
+
+_Nullable lv_disp_t* m5stack_lvgl_display(bool usePsram);
+_Nullable lv_indev_t* m5stack_lvgl_touch();
+
+bool m5stack_lvgl_init() {
+    static lv_display_t* display = nullptr;
+
+    const lvgl_port_cfg_t lvgl_cfg = {
+        .task_priority = tt::Thread::PriorityHigh,
+        .task_stack = 8096,
+        .task_affinity = -1, // core pinning
+        .task_max_sleep_ms = 500,
+        .timer_period_ms = 5
+    };
+
+    if (lvgl_port_init(&lvgl_cfg) != ESP_OK) {
+        TT_LOG_E(TAG, "lvgl_port_init failed");
+        return false;
+    }
+
+    // Add display
+    display = m5stack_lvgl_display(true);
+    if (display == nullptr) {
+        TT_LOG_E(TAG, "failed to add display");
+        return false;
+    }
+
+    // Add touch
+    lv_indev_t* touch_indev = m5stack_lvgl_touch();
+    if (touch_indev == nullptr) {
+        TT_LOG_E(TAG, "failed to add touch");
+        return false;
+    }
+    lv_indev_set_display(touch_indev, display);
+
+    // Set syncing functions
+    tt::lvgl::sync_set(&lvgl_port_lock, &lvgl_port_unlock);
+
+    return true;
+}