xtensa: ISS: add dummy serial.h for ISS platform

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Max Filippov 2012-09-17 05:44:44 +04:00 committed by Chris Zankel
parent fa48cf4269
commit 695c617cee