Patch merged into coreboot/master: f545d71 AMD boards: constify romstage variables

the following patch was just integrated into master:
commit f545d71ca26fa2f9985ff143401b393032d1b774
Author: Patrick Georgi 
Date:   Sat Nov 1 10:34:23 2014 +0100

AMD boards: constify romstage variables

That takes them out of .data

Change-Id: Idf88ddaacb2f78ba6a0260e3511b34edc269731d
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/7313
    Reviewed-by: Edward O'Callaghan 
    Tested-by: build bot (Jenkins)
    Reviewed-by: Bruce Griffith

See http://review.coreboot.org/7313 for details.

-gerrit