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/configs/am43xx_evm_defconfig b/configs/am43xx_evm_defconfig
index 57f70ab..3955612 100644
--- a/configs/am43xx_evm_defconfig
+++ b/configs/am43xx_evm_defconfig
@@ -32,7 +32,7 @@
 CONFIG_CMD_FAT=y
 CONFIG_CMD_FS_GENERIC=y
 CONFIG_OF_CONTROL=y
-CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm"
+CONFIG_OF_LIST="am437x-gp-evm am437x-sk-evm am43x-epos-evm am437x-idk-evm"
 CONFIG_DM=y
 CONFIG_DM_MMC=y
 CONFIG_SPI_FLASH=y