[alsa-devel] [PATCH v3 1/2] ASoC: twl6040: Set default gains to minimun value

[Olaya, Margarita]

Updated default values to improve power consumption.

Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria at ti.com>
Signed-off-by: Margarita Olaya Cabrera <magi.olaya at ti.com>
---
 sound/soc/codecs/twl6040.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 9dfe208..b252cf8 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -806,6 +806,15 @@ static int twl6040_set_bias_level(struct snd_soc_codec *codec,
 
 		/* initialize vdd/vss registers with reg_cache */
 		twl6040_init_vdd_regs(codec);
+
+		/* Set external boost GPO */
+		twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02);
+
+		/* Set initial minimal gain values */
+		twl6040_write(codec, TWL6040_REG_HSGAIN, 0xFF);
+		twl6040_write(codec, TWL6040_REG_EARCTL, 0x1E);
+		twl6040_write(codec, TWL6040_REG_HFLGAIN, 0x1D);
+		twl6040_write(codec, TWL6040_REG_HFRGAIN, 0x1D);
 		break;
 	case SND_SOC_BIAS_OFF:
 		if (!priv->codec_powered)
-- 
1.7.0.4