Merge commit '60b30c036397cb5627fa374bb930794b225daa29' as 'lib/lufa'

lib/lufa/Demos/DualRole/makefile

@@ -0,0 +1,20 @@
+#
+#             LUFA Library
+#     Copyright (C) Dean Camera, 2017.
+#
+#  dean [at] fourwalledcubicle [dot] com
+#           www.lufa-lib.org
+#
+
+# Makefile to build all the LUFA Class Driver and Low Level Demos. Call with
+# "make all" to rebuild all demos of both types.
+
+# Projects are pre-cleaned before each one is built, to ensure any
+# custom LUFA library build options are reflected in the compiled
+# code.
+
+all:
+
+%:
+	$(MAKE) -C ClassDriver $@
+