smc91x: fix nowait printout

Commit c4f0e767 added nowait platform
data support. The printout code was however not updated, so the value
of SMC_NOWAIT is still used. This patch makes sure that nowait is printed
accordingly to platform data.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>