XPedite5500 board support

Initial support for Extreme Engineering Solutions XPedite5500 -
a P2020-based PMC/XMC single board computer.

Signed-off-by: John Schmoller <jschmoller@xes-inc.com>
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/boards.cfg b/boards.cfg
index a524272..e8afdb1 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -558,6 +558,7 @@
 MPC8568MDS	powerpc	mpc85xx		mpc8568mds	freescale
 xpedite520x	powerpc	mpc85xx		-		xes
 xpedite537x	powerpc	mpc85xx		-		xes
+xpedite550x	powerpc	mpc85xx		-		xes
 sbc8540_33	powerpc	mpc85xx		sbc8560		-		-	SBC8540
 sbc8540_66	powerpc	mpc85xx		sbc8560		-		-	SBC8540
 sbc8548_PCI_33	powerpc	mpc85xx		sbc8548		-		-	sbc8548:PCI,33