board: atmel: add SAMA5D2 PTC Engineering board

The board supports following features:
 - Boot media support: NAND Flash/SPI Flash
 - Support ethernet
 - Support USB mass storage

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
diff --git a/board/atmel/sama5d2_ptc/Makefile b/board/atmel/sama5d2_ptc/Makefile
new file mode 100644
index 0000000..1fe0392
--- /dev/null
+++ b/board/atmel/sama5d2_ptc/Makefile
@@ -0,0 +1,8 @@
+#
+# Copyright (C) 2016 Atmel
+#		     Wenyou Yang <wenyou.yang@atmel.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += sama5d2_ptc.o