ARM: mvebu: Add dts definition for Lenovo Iomega ix4-300d NAS

The Lenovo Iomega ix4-300d is a 4-Bay sata NAS with dual Gb, USB2.0 & 3.0,
powered by a Marvell Armada XP MV78230 dual core CPU.

http://shop.lenovo.com/us/en/servers/network-storage/lenovoemc/ix4-300d/



Signed-off-by: Benoit Masson <yahoo@perenite.com>
Link: https://lkml.kernel.org/r/1406503839-4662-1-git-send-email-yahoo@perenite.com


Signed-off-by: Jason Cooper <jason@lakedaemon.net>