Chipset: Fix sis5x0 register write verification

Also remove separate sis 5596 routine: superio code will be handled
separately, which then turns this routine into the sis 5511 chipset
enable.

Corresponding to flashrom svn r859.

Signed-off-by: Luc Verhaegen <libv@skynet.be>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
1 file changed