ARM: dts: OMAP2+: Use #include for all device trees

Replace /include/ by #include for OMAP2+ DT, in order to use the
C pre-processor, making use of #define features possible.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
diff --git a/arch/arm/boot/dts/omap3-tobi.dts b/arch/arm/boot/dts/omap3-tobi.dts
index a13d12d..5df894f 100644
--- a/arch/arm/boot/dts/omap3-tobi.dts
+++ b/arch/arm/boot/dts/omap3-tobi.dts
@@ -10,7 +10,7 @@
  * Tobi expansion board is manufactured by Gumstix Inc.
  */
 
-/include/ "omap3-overo.dtsi"
+#include "omap3-overo.dtsi"
 
 / {
 	model = "TI OMAP3 Gumstix Overo on Tobi";