This patch adds support for Master Left Inv Switch on wm9711.
At least required to drive the mono speaker on the PXA270 platfrom
Signed-off-by: NJuergen Beisert <j.beisert@pengutronix.de>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@perex.cz>