ARM: kirkwood: Add device-tree for d2net_v2 & net2big_v2

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/net2big_v2_defconfig b/configs/net2big_v2_defconfig
index d486e4c..e721655 100644
--- a/configs/net2big_v2_defconfig
+++ b/configs/net2big_v2_defconfig
@@ -3,6 +3,7 @@
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_TARGET_NET2BIG_V2=y
 CONFIG_IDENT_STRING=" 2Big v2"
+CONFIG_DEFAULT_DEVICE_TREE="kirkwood-net2big"
 CONFIG_SYS_EXTRA_OPTIONS="NET2BIG_V2"
 CONFIG_BOOTDELAY=3
 CONFIG_USE_BOOTARGS=y
@@ -26,6 +27,7 @@
 CONFIG_ISO_PARTITION=y
 CONFIG_EFI_PARTITION=y
 # CONFIG_PARTITION_UUIDS is not set
+CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_MVSATA_IDE=y
 # CONFIG_MMC is not set
@@ -39,4 +41,3 @@
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
-CONFIG_OF_LIBFDT=y