[PATCH] sis900 adm7001 PHY support

this patch is required to get a SIS964 based motherboard ethernet working (FSC D1875)
(picking the #1 transceiver, instead of the last one, in case no known ones were found
might be a better default, and would have worked in this case too)

Signed-off-by: Artur Skawina <art_k@o2.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>