Mic PGA Switch should be inverted in the WM8510 driver but isn't.
Reported-by: ext-jukka.hynninen@vaisala.com Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>