ARM: dts: AM437x-IDK Initial Support

Add initial DTS support for AM437x-IDK evm.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 5884d8d..a833a68 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -93,7 +93,8 @@
 	zynqmp-zc1751-xm019-dc5.dtb
 dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb am335x-evm.dtb
 dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb	\
-	am43x-epos-evm.dtb
+	am43x-epos-evm.dtb \
+	am437x-idk-evm.dtb
 dtb-$(CONFIG_THUNDERX) += thunderx-88xx.dtb
 
 dtb-$(CONFIG_ARCH_SOCFPGA) +=				\