Patch merged into coreboot/master: nb/amd/amdfam10: Fix incorrect channel buffer count configuration

the following patch was just integrated into master:
commit 93107bebf6bc4b550bd3a98e466dfe18389659b6
Author: Timothy Pearson 
Date:   Mon Sep 7 03:39:15 2015 -0500

nb/amd/amdfam10: Fix incorrect channel buffer count configuration

The secondary bus number set code incorrectly overwrote the link
    buffer settings in F0x[F4,D4,B4,94].  Constrain the secondary
    bus number set to the appropriate bits of the registers.

Change-Id: If70825449f298aa66f7f8b76dbd7367455a6deb1
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/12068
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/12068 for details.

-gerrit