Added support for Quartz + modifications for NAND and Ethernet.
The Ethernet PHY (Micrel KSZ8051) mods are not ideal and should be moved out of the common code at some point.
Updated with NAND boot patch.  Applied to Vybrid and Quartz projects.
Tidied up Quartz file - NAND now works, but not boot yet.
Misc tidyups for Ethernet
Tidied up ethernet for Quartz.
Uses the CONFIG_QUARTZ_FEC1_ONLY if building for LGA
Fixed spelling mistake in cpu.c
Added several register definitons for gpio and display
Display support added
DDR3 updates for 1.1 silicon
Tweaking startup messages
Added hardware test command for Quartz.
GPIO (Buttons, LEDs and digital IO) included first
Update Quartz machine type
Merge branch '2011.12-mvf' of https://bitbucket.org/mwelford/quartz_u-boot into 2011.12-mvf
Removed single PHY switch added by mistake in a previous commit
Missing changes to gpio definition that broke the build earlier.
Added support for saving env into NAND.
Set CONFIG_QUARTZ_ENV_NAND to enable.