AGESA fam14: Increase MMCONF region

Increase to max 64 buses, as there are no benefits of limit 16.

NOTE: It appears there is no matching (early) programming of the
region to non-posted MMIO.

Change-Id: I664789f7bd90992840e5817555cd3621c2d1e86c
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/7813
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
2 files changed