at91: vinco: Add FDT support

Sync DTS from Linux and add FDT support for AT91 vinco board.

usb0, usb1, and usb2 nodes removed, since there is no support it.

Cc: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/configs/vinco_defconfig b/configs/vinco_defconfig
index 0d87441..e8dad44 100644
--- a/configs/vinco_defconfig
+++ b/configs/vinco_defconfig
@@ -2,6 +2,7 @@
 CONFIG_ARCH_AT91=y
 CONFIG_SYS_TEXT_BASE=0x20f00000
 CONFIG_TARGET_VINCO=y
+CONFIG_DEFAULT_DEVICE_TREE="at91-vinco"
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
 CONFIG_SPI_BOOT=y
 CONFIG_BOOTDELAY=3
@@ -23,6 +24,7 @@
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_FAT=y
+CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_BOOTP_BOOTPATH=y
 CONFIG_BOOTP_GATEWAY=y