[PATCH 14/17] ASoC: twl6040: Support for AUX L/R output

From: Peter Ujfalusi
Date: Thu Sep 15 2011 - 08:40:52 EST


AUX L/R outputs can be driver from the Handsfree PGA output.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
sound/soc/codecs/twl6040.c | 18 ++++++++++++++++++
1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 035803c..891b9ec 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -993,6 +993,12 @@ static const struct snd_kcontrol_new hfr_mux_controls =
static const struct snd_kcontrol_new ep_path_enable_control =
SOC_DAPM_SINGLE("Switch", TWL6040_REG_SW_SHADOW, 0, 1, 0);

+static const struct snd_kcontrol_new auxl_switch_control =
+ SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);
+
+static const struct snd_kcontrol_new auxr_switch_control =
+ SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 6, 1, 0);
+
/* Headset power mode */
static const char *twl6040_power_mode_texts[] = {
"Low-Power", "High-Perfomance",
@@ -1101,6 +1107,8 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("HFL"),
SND_SOC_DAPM_OUTPUT("HFR"),
SND_SOC_DAPM_OUTPUT("EP"),
+ SND_SOC_DAPM_OUTPUT("AUXL"),
+ SND_SOC_DAPM_OUTPUT("AUXR"),

/* Analog input muxes for the capture amplifiers */
SND_SOC_DAPM_MUX("Analog Left Capture Route",
@@ -1166,6 +1174,10 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {

SND_SOC_DAPM_SWITCH("Earphone Playback", SND_SOC_NOPM, 0, 0,
&ep_path_enable_control),
+ SND_SOC_DAPM_SWITCH("AUXL Playback", SND_SOC_NOPM, 0, 0,
+ &auxl_switch_control),
+ SND_SOC_DAPM_SWITCH("AUXR Playback", SND_SOC_NOPM, 0, 0,
+ &auxr_switch_control),

/* Analog playback drivers */
SND_SOC_DAPM_OUT_DRV_E("HF Left Driver",
@@ -1248,6 +1260,12 @@ static const struct snd_soc_dapm_route intercon[] = {

{"HFL", NULL, "HF Left Driver"},
{"HFR", NULL, "HF Right Driver"},
+
+ {"AUXL Playback", "Switch", "HF Left PGA"},
+ {"AUXR Playback", "Switch", "HF Right PGA"},
+
+ {"AUXL", NULL, "AUXL Playback"},
+ {"AUXR", NULL, "AUXR Playback"},
};

static int twl6040_add_widgets(struct snd_soc_codec *codec)
--
1.7.6.1

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