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Diffstat (limited to 'sound/soc/codecs/tpa6130a2.c')
-rw-r--r--sound/soc/codecs/tpa6130a2.c31
1 files changed, 28 insertions, 3 deletions
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index 958d49c969ac..0cf3e3862e7b 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -53,6 +53,7 @@ struct tpa6130a2_data {
struct regulator_bulk_data supplies[TPA6130A2_NUM_SUPPLIES];
int power_gpio;
unsigned char power_state;
+ enum tpa_model id;
};
static int tpa6130a2_i2c_read(int reg)
@@ -263,6 +264,20 @@ static const struct snd_kcontrol_new tpa6130a2_controls[] = {
tpa6130_tlv),
};
+static const unsigned int tpa6140_tlv[] = {
+ TLV_DB_RANGE_HEAD(3),
+ 0, 8, TLV_DB_SCALE_ITEM(-5900, 400, 0),
+ 9, 16, TLV_DB_SCALE_ITEM(-2500, 200, 0),
+ 17, 31, TLV_DB_SCALE_ITEM(-1000, 100, 0),
+};
+
+static const struct snd_kcontrol_new tpa6140a2_controls[] = {
+ SOC_SINGLE_EXT_TLV("TPA6140A2 Headphone Playback Volume",
+ TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
+ tpa6130a2_get_reg, tpa6130a2_set_reg,
+ tpa6140_tlv),
+};
+
/*
* Enable or disable channel (left or right)
* The bit number for mute and amplifier are the same per channel:
@@ -368,13 +383,22 @@ static const struct snd_soc_dapm_route audio_map[] = {
int tpa6130a2_add_controls(struct snd_soc_codec *codec)
{
+ struct tpa6130a2_data *data;
+
+ BUG_ON(tpa6130a2_client == NULL);
+ data = i2c_get_clientdata(tpa6130a2_client);
+
snd_soc_dapm_new_controls(codec, tpa6130a2_dapm_widgets,
ARRAY_SIZE(tpa6130a2_dapm_widgets));
snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
- return snd_soc_add_controls(codec, tpa6130a2_controls,
- ARRAY_SIZE(tpa6130a2_controls));
+ if (data->id == TPA6140A2)
+ return snd_soc_add_controls(codec, tpa6140a2_controls,
+ ARRAY_SIZE(tpa6140a2_controls));
+ else
+ return snd_soc_add_controls(codec, tpa6130a2_controls,
+ ARRAY_SIZE(tpa6130a2_controls));
}
EXPORT_SYMBOL_GPL(tpa6130a2_add_controls);
@@ -407,6 +431,7 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
pdata = client->dev.platform_data;
data->power_gpio = pdata->power_gpio;
+ data->id = pdata->id;
mutex_init(&data->mutex);
@@ -425,7 +450,7 @@ static int __devinit tpa6130a2_probe(struct i2c_client *client,
gpio_direction_output(data->power_gpio, 0);
}
- switch (pdata->id) {
+ switch (data->id) {
case TPA6130A2:
for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
data->supplies[i].supply = tpa6130a2_supply_names[i];