arm: mvebu: support for the new Armada XP development board(DB-MV784MP-GP)

This is the new Armada XP evaluation board from Marvell. It comes with
a RS232 port over USB, a SATA link, an internal SSD, 4 Ethernet
Gigabit links.

Support for USB (Host and device), SDIO, PCIe will be added as drivers
when they become available for Armada XP in mainline.

Tested-by: Simon Guinot <simon.guinot@sequanux.org>
Tested-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Tested-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ebba972..157fbeb 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -80,6 +80,7 @@
 	armada-370-mirabox.dtb \
 	armada-370-rd.dtb \
 	armada-xp-db.dtb \
+	armada-xp-gp.dtb \
 	armada-xp-openblocks-ax3-4.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx51-babbage.dtb \
 	imx53-ard.dtb \