Add PlatformIO manifest

library.json

@@ -0,0 +1,23 @@
+{
+    "name": "TinyUSB",
+    "version": "0.15.0",
+    "description": "TinyUSB is an open-source cross-platform USB Host/Device stack for embedded system, designed to be memory-safe with no dynamic allocation and thread-safe with all interrupt events are deferred then handled in the non-ISR task function.",
+    "keywords": "usb, host, device",
+    "repository":
+    {
+      "type": "git",
+      "url": "https://github.com/hathach/tinyusb.git"
+    },
+    "authors":
+    [
+      {
+        "name": "Ha Thach",
+        "email": "thach@tinyusb.org",
+        "maintainer": true
+      }
+    ],
+    "license": "MIT",
+    "homepage": "https://www.tinyusb.org/",
+    "frameworks": "*",
+    "platforms": "*"
+}