plat: marvell: armada: add support for twin-die combined memory device

the twin-die combined memory device should be treated as
X8 device and not as X16 one. This patch is required to
re-enable compilation after BLE (mv-ddr-marvell) firmware upgrade.

Change-Id: I41257ff2825164ebca85a84bbb8462d7b3447b97
Signed-off-by: Moti Buskila <motib@marvell.com>
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
5 files changed