ALSA: hda: added 92HD81/83 support

Added support for 92HD81/83 family of codecs.
This also includes a pwr_mapping array for pins that have more than
one amp to power down.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>