[coreboot] Patch merged into coreboot/master: 15a66a1 snow: use bootblock build class for UART code

the following patch was just integrated into master:
commit 15a66a10b53c257b549f6c9efe6355e39556a8c5
Author: David Hendricks 
Date:   Mon Feb 4 20:42:12 2013 -0800

snow: use bootblock build class for UART code

This gets rid of a bunch of copy + pasted code from Exynos UART
    files.

Change-Id: I9fbb6d79a40a338c9fdecd495544ff207909fd37
    Signed-off-by: David Hendricks 
    Reviewed-on: http://review.coreboot.org/2286
    Reviewed-by: Stefan Reinauer 
    Tested-by: build bot (Jenkins)

Build-Tested: build bot (Jenkins) at Tue Feb  5 23:36:31 2013, giving +1
Reviewed-By: Stefan Reinauer  at Tue Feb  5 23:31:53 2013, giving +2
See http://review.coreboot.org/2286 for details.

-gerrit