soc/intel/skylake: remove unused SMI functions

The southbridge_trigger_smi() and southbridge_clear_smi_status()
functions are unused. Remove them.

Change-Id: I86994191a63cbf515bc330433ef7c3f79a39936e
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/19598
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Philippe Mathieu-Daudé <philippe.mathieu.daude@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

0 files changed, 0 insertions, 0 deletions