mx6: add support for el6x board

Custom Board based on MX6 Dual, 1GB RAM and eMMC.

There are two variants of the board with and without
PCIe (ZC5202 and ZC5601).

Signed-off-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/el/el6x/Makefile b/board/el/el6x/Makefile
new file mode 100644
index 0000000..48d5ad9
--- /dev/null
+++ b/board/el/el6x/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (C) Stefano Babic <sbabic@denx.de>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y  := el6x.o