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-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
index 0afe1d0..2e04284 100644
--- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi
+++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
@@ -1,5 +1,5 @@
-/include/ "kirkwood.dtsi"
-/include/ "kirkwood-6281.dtsi"
+#include "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
 
 / {
 	model = "D-Link DNS NASes (kirkwood-based)";