ARM: dts: add support for I2SE Duckbill 2 EnOcean

This machine is based on I2SE's Duckbill 2 board and features a
EnOcean daugther board based on the popular TCM310 chipset.
This product is intended to be used for e.g. home automation purposes.

Signed-off-by: Michael Heimpold <mhei@heimpold.de>
Cc: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c0d8970..8b8aa51 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -490,6 +490,7 @@
 	imx28-cfa10058.dtb \
 	imx28-duckbill-2-485.dtb \
 	imx28-duckbill-2.dtb \
+	imx28-duckbill-2-enocean.dtb \
 	imx28-duckbill.dtb \
 	imx28-eukrea-mbmx283lc.dtb \
 	imx28-eukrea-mbmx287lc.dtb \