ARM: dts: am574x-idk: Add initial support

Add initial dts support for am574x-idk

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 26b2a52..7162da4 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -187,6 +187,7 @@
 dtb-$(CONFIG_TARGET_AM57XX_EVM) += am57xx-beagle-x15.dtb \
 	am57xx-beagle-x15-revb1.dtb \
 	am57xx-beagle-x15-revc.dtb \
+	am574x-idk.dtb \
 	am572x-idk.dtb	\
 	am571x-idk.dtb
 dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb