diff options
Diffstat (limited to 'sound/soc/codecs/tfa989x.c')
| -rw-r--r-- | sound/soc/codecs/tfa989x.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sound/soc/codecs/tfa989x.c b/sound/soc/codecs/tfa989x.c index 643b45188b6f..eb2a7870148d 100644 --- a/sound/soc/codecs/tfa989x.c +++ b/sound/soc/codecs/tfa989x.c @@ -19,6 +19,7 @@ #define TFA989X_REVISIONNUMBER 0x03 #define TFA989X_REVISIONNUMBER_REV_MSK GENMASK(7, 0) /* device revision */ #define TFA989X_I2SREG 0x04 +#define TFA989X_I2SREG_RCV 2 /* receiver mode */ #define TFA989X_I2SREG_CHSA 6 /* amplifier input select */ #define TFA989X_I2SREG_CHSA_MSK GENMASK(7, 6) #define TFA989X_I2SREG_I2SSR 12 /* sample rate */ @@ -53,6 +54,7 @@ struct tfa989x_rev { }; struct tfa989x { + const struct tfa989x_rev *rev; struct regulator *vddd_supply; }; @@ -97,7 +99,25 @@ static const struct snd_soc_dapm_route tfa989x_dapm_routes[] = { {"Amp Input", "Right", "AIFINR"}, }; +static const char * const mode_text[] = { "Speaker", "Receiver" }; +static SOC_ENUM_SINGLE_DECL(mode_enum, TFA989X_I2SREG, TFA989X_I2SREG_RCV, mode_text); +static const struct snd_kcontrol_new tfa989x_mode_controls[] = { + SOC_ENUM("Mode", mode_enum), +}; + +static int tfa989x_probe(struct snd_soc_component *component) +{ + struct tfa989x *tfa989x = snd_soc_component_get_drvdata(component); + + if (tfa989x->rev->rev == TFA9897_REVISION) + return snd_soc_add_component_controls(component, tfa989x_mode_controls, + ARRAY_SIZE(tfa989x_mode_controls)); + + return 0; +} + static const struct snd_soc_component_driver tfa989x_component = { + .probe = tfa989x_probe, .dapm_widgets = tfa989x_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(tfa989x_dapm_widgets), .dapm_routes = tfa989x_dapm_routes, @@ -273,6 +293,7 @@ static int tfa989x_i2c_probe(struct i2c_client *i2c) if (!tfa989x) return -ENOMEM; + tfa989x->rev = rev; i2c_set_clientdata(i2c, tfa989x); tfa989x->vddd_supply = devm_regulator_get(dev, "vddd"); |