Patch merged into coreboot/master: cpu/amd/fam10h-15h: Enable DFE on Family 15h HT3 links

the following patch was just integrated into master:
commit 273384638b4f4fbe8e500025d8941bd2e54b5f8a
Author: Timothy Pearson 
Date:   Sun Sep 13 15:54:32 2015 -0500

cpu/amd/fam10h-15h: Enable DFE on Family 15h HT3 links

Decision Feedback Equalization (DFE) is a form of dynamic
    link training used to lower the overall error rate within
    the coherent fabric.  Enable it on all capable HT links.

Change-Id: I5e719984ddd723f9e375ff1a9d4fa1ef042cf3eb
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/12072
    Tested-by: build bot (Jenkins)
    Reviewed-by: Felix Held 
    Tested-by: Raptor Engineering Automated Test Stand

See https://review.coreboot.org/12072 for details.

-gerrit