cpu/amd/model_fxx: Clear out unused / stale MTRRs in ramstage

This mirrors a similar commit made to Family 10h support
in changeset 11966 file model_10xxx_init.c

TEST: Booted ASS KFSN4-DRE with 1x Opteron 8222

Change-Id: I760ef27be00aed11c0ac21b9bd741189f4b05834
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/12250
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

0 files changed, 0 insertions, 0 deletions