diff --git a/.gitmodules b/.gitmodules
index e69de29bb..3e34a635c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "protocol/usb_hid/USB_Host_Shield_2.0"]
+	path = protocol/usb_hid/USB_Host_Shield_2.0
+	url = git@github.com:tmk/USB_Host_Shield_2.0.git
diff --git a/protocol/usb_hid/USB_Host_Shield_2.0 b/protocol/usb_hid/USB_Host_Shield_2.0
new file mode 160000
index 000000000..8bb790f83
--- /dev/null
+++ b/protocol/usb_hid/USB_Host_Shield_2.0
@@ -0,0 +1 @@
+Subproject commit 8bb790f83af298b5f3e5516259c9d8ec27efe522