ZOOM2 Add initial support for Zoom2

Zoom2 is a new board from Texas Instruments and LogicPD

The logicpd web site is a good source for general information on this board.
Please start looking here if the below links are broken.
http://www.logicpd.com

This is a pdf of the product
http://www.logicpd.com/sites/default/files/1012659A_Zoom_OMAP34x-II_MDP_Brief.pdf
This is the product description web page
http://www.logicpd.com/products/development-kits/texas-instruments-zoom%E2%84%A2-omap34x-ii-mdp

This patch provides a zoom2 base target by copying zoom1 and by making some
obvious changes.

To configure, run
make omap3_zoom2_config

Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 3d50668..bf076b9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -610,6 +610,10 @@
 	at91sam9263ek	ARM926EJS (AT91SAM9263 SoC)
 	at91sam9rlek	ARM926EJS (AT91SAM9RL SoC)
 
+Tom Rix <Tom.Rix@windriver.com>
+
+	omap3_zoom2	ARM CORTEX-A8 (OMAP3xx SoC)
+
 Stefan Roese <sr@denx.de>
 
 	ixdpg425	xscale