ASoC: sgtl5000: add headphone and LINEOUT mute controls

These controls mute/unmute the LINEOUT and headphone outputs of SGTL5000
using its CHIP_ANA_CTRL register.

Signed-off-by: Richard Leitner <dev@g0hl1n.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed