ARM: dts: freescale: Use new media bus type macros

Now that a header exists with macros for the media interface bus-type
values, replace hardcoding numerical constants with the corresponding
macros in the DT sources.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6ul-14x14-evk.dtsi

@@ -2,6 +2,8 @@
 //
 // Copyright (C) 2015 Freescale Semiconductor, Inc.
 
+#include <dt-bindings/media/video-interfaces.h>
+
 / {
 	chosen {
 		stdout-path = &uart1;
@@ -170,7 +172,7 @@ &csi {
 	port {
 		parallel_from_ov5640: endpoint {
 			remote-endpoint = <&ov5640_to_parallel>;
-			bus-type = <5>; /* Parallel bus */
+			bus-type = <MEDIA_BUS_TYPE_PARALLEL>;
 		};
 	};
 };