wandboard: Add FIT image support

After the transition to DM, only the mx6dl/solo wandboard
is supported.

Add FIT image support so that all the wandboard variants
can be supported, like it was prior to the DM conversion.

Successfully booted Linux on mx6q/solo/qp wandboards.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 320f0eb..68f17c1 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -561,8 +561,10 @@
 	imx6q-icore-rqs.dtb \
 	imx6q-sabreauto.dtb \
 	imx6q-sabresd.dtb \
+	imx6q-wandboard-revb1.dtb \
 	imx6qp-sabreauto.dtb \
-	imx6qp-sabresd.dtb
+	imx6qp-sabresd.dtb \
+	imx6qp-wandboard-revd1.dtb
 
 dtb-$(CONFIG_MX6SL) += imx6sl-evk.dtb