Patch merged into coreboot/master: 991e951 southbridge/amd/agesa/hudson: Refactor SPI controller driver

the following patch was just integrated into master:
commit 991e951461bc57debc2df82bac76d0ab57682e66
Author: Alexandru Gagniuc 
Date:   Sat Apr 19 22:21:27 2014 -0500

southbridge/amd/agesa/hudson: Refactor SPI controller driver

The SPI controller driver used numerical offsets to access SPI
    registers, making it unreadable without the datasheet. Use less magic
    and more #defines to improve readability.

Change-Id: I8a1f11645cfce027e5df7a41a98c70249695889e
    Signed-off-by: Alexandru Gagniuc 
    Reviewed-on: http://review.coreboot.org/5557
    Tested-by: build bot (Jenkins)
    Reviewed-by: Kyösti Mälkki

See http://review.coreboot.org/5557 for details.

-gerrit