From: Olaya, Margarita <magi.olaya@ti.com>
Date: Wed, 15 Dec 2010 01:18:36 +0000 (-0600)
Subject: ASoC: twl6040: Set default gains to minimun value
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=65b7cecc85b9bb7bb8ce74c6a3b280464b00c86c;p=linux-beck.git

ASoC: twl6040: Set default gains to minimun value

Updated default values to improve power consumption.

Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
Signed-off-by: Margarita Olaya Cabrera <magi.olaya@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
---

diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 9dfe208e6539..b252cf8f0ce1 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)