Update LVGL binding: use it as USER_C_MODULE; add unix-lvgl variant and M5Core2 board; remove ESP32 specific LVGL modules (soft links)

Author: PGNetHun

.gitmodules

@@ -17,9 +17,6 @@
 [submodule "lib/nrfx"]
 	path = lib/nrfx
 	url = https://github.com/NordicSemiconductor/nrfx.git
-[submodule "lib/lv_bindings"]
-	path = lib/lv_bindings
-	url = https://github.com/lvgl/lv_binding_micropython.git
 [submodule "lib/mbedtls"]
 	path = lib/mbedtls
 	url = https://github.com/ARMmbed/mbedtls.git
@@ -71,3 +68,6 @@
 [submodule "lib/arduino-lib"]
 	path = lib/arduino-lib
 	url = https://github.com/arduino/arduino-lib-mpy.git
+[submodule "user_modules/lv_binding_micropython"]
+	path = user_modules/lv_binding_micropython
+	url = https://github.com/lvgl/lv_binding_micropython.git

lib/lv_bindings

@@ -7,19 +7,24 @@
         "BLE",
         "WiFi",
         "SPIRAM",
+        "LCD",
+        "LED",
         "IMU",
         "RTC",
         "PMU",
         "SDCard",
+        "Button",
+        "Speaker",
         "Microphone",
-        "USB-C"
+        "Vibration Motor",
+        "USB-C"        
     ],
     "images": [
         "m5core2.jpg"
     ],
     "mcu": "esp32",
     "product": "M5Stack Core2",
     "thumbnail": "",
-    "url": "https://m5stack.com/",
+    "url": "https://shop.m5stack.com/products/m5stack-core2-esp32-iot-development-kit",
     "vendor": "M5 Stack"
 }

ports/esp32/boards/M5CORE2/manifest.py

@@ -0,0 +1,3 @@
+include("$(PORT_DIR)/boards/manifest.py")
+include("$(MPY_DIR)/user_modules/lv_binding_micropython/ports/esp32")
+freeze("./modules")