ARM: kirkwood: Use the preprocessor on device tree files

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
diff --git a/arch/arm/boot/dts/kirkwood-db.dtsi b/arch/arm/boot/dts/kirkwood-db.dtsi
index c87cfb8..29bd98e 100644
--- a/arch/arm/boot/dts/kirkwood-db.dtsi
+++ b/arch/arm/boot/dts/kirkwood-db.dtsi
@@ -12,7 +12,7 @@
  * and 6282 variants of the Marvell Kirkwood Development Board.
  */
 
-/include/ "kirkwood.dtsi"
+#include "kirkwood.dtsi"
 
 / {
 	memory {