[alsa-devel] [PATCH 1/3] ASoC: TSCS42xx: Add mic bias boost control

[Steven Eckhoff]

Add mic bias boost control

Signed-off-by: Steven Eckhoff <steven.eckhoff.opensource at gmail.com>
---
 sound/soc/codecs/tscs42xx.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/codecs/tscs42xx.c b/sound/soc/codecs/tscs42xx.c
index bbfc73a79b18..15505c3c9ed4 100644
--- a/sound/soc/codecs/tscs42xx.c
+++ b/sound/soc/codecs/tscs42xx.c
@@ -638,6 +638,9 @@ static const struct snd_kcontrol_new tscs42xx_snd_controls[] = {
 	/* Input Channel Map */
 	SOC_ENUM("Input Channel Map", ch_map_select_enum),
 
+	/* Mic Bias */
+	SOC_SINGLE("Mic Bias Boost Switch", 0x71, 0x07, 1, 0),
+
 	/* Coefficient Ram */
 	COEFF_RAM_CTL("Cascade1L BiQuad1", BIQUAD_SIZE, 0x00),
 	COEFF_RAM_CTL("Cascade1L BiQuad2", BIQUAD_SIZE, 0x05),
-- 
2.17.0