This patch adds support for the Fujitsu PI1556 laptop.
Issue:  Volume knob on system maxes out lower than alsamixer (0x35 vs 0x40).
Everything else works, and audio quality is good at 0x35.
Signed-off-by: NTobin Davis <tdavis@dsl-only.net>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>