Add support for SIS661 (SIS963)

Tested on Asus P4S800-MX.

Corresponding to flashrom svn r1128.

Signed-off-by: David Borg <borg.db@gmail.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
1 file changed