ARM: kirkwood: Add device-tree for openrd

Import the dts files from Linux 4.17 and enable CONFIG_OF_CONTROL.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/configs/openrd_ultimate_defconfig b/configs/openrd_ultimate_defconfig
index bba1bbe..156fa3f 100644
--- a/configs/openrd_ultimate_defconfig
+++ b/configs/openrd_ultimate_defconfig
@@ -4,6 +4,7 @@
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_TARGET_OPENRD=y
 CONFIG_IDENT_STRING="\nOpenRD-Ultimate"
+CONFIG_DEFAULT_DEVICE_TREE="kirkwood-openrd-ultimate"
 CONFIG_SYS_EXTRA_OPTIONS="BOARD_IS_OPENRD_ULTIMATE"
 CONFIG_BOOTDELAY=3
 CONFIG_LOGLEVEL=2
@@ -24,6 +25,7 @@
 CONFIG_MTDPARTS_DEFAULT="mtdparts=nand_mtd:0x100000@0x000000(uboot),0x400000@0x100000(uImage),0x1fb00000@0x500000(rootfs)"
 CONFIG_CMD_UBI=y
 CONFIG_ISO_PARTITION=y
+CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_MVSATA_IDE=y
 # CONFIG_MMC_HW_PARTITIONING is not set
@@ -33,4 +35,3 @@
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
-CONFIG_OF_LIBFDT=y