diff options
Diffstat (limited to 'sound/soc/codecs/tlv320aic31xx.c')
| -rw-r--r-- | sound/soc/codecs/tlv320aic31xx.c | 93 |
1 files changed, 88 insertions, 5 deletions
diff --git a/sound/soc/codecs/tlv320aic31xx.c b/sound/soc/codecs/tlv320aic31xx.c index 9b37e98da0db..31daa60695bd 100644 --- a/sound/soc/codecs/tlv320aic31xx.c +++ b/sound/soc/codecs/tlv320aic31xx.c @@ -171,6 +171,7 @@ struct aic31xx_priv { int rate_div_line; bool master_dapm_route_applied; int irq; + u8 ocmv; /* output common-mode voltage */ }; struct aic31xx_rate_divs { @@ -258,10 +259,28 @@ static SOC_ENUM_SINGLE_DECL(mic1rp_p_enum, AIC31XX_MICPGAPI, 4, static SOC_ENUM_SINGLE_DECL(mic1lm_p_enum, AIC31XX_MICPGAPI, 2, mic_select_text); -static SOC_ENUM_SINGLE_DECL(cm_m_enum, AIC31XX_MICPGAMI, 6, mic_select_text); static SOC_ENUM_SINGLE_DECL(mic1lm_m_enum, AIC31XX_MICPGAMI, 4, mic_select_text); +static const char * const hp_poweron_time_text[] = { + "0us", "15.3us", "153us", "1.53ms", "15.3ms", "76.2ms", + "153ms", "304ms", "610ms", "1.22s", "3.04s", "6.1s" }; + +static SOC_ENUM_SINGLE_DECL(hp_poweron_time_enum, AIC31XX_HPPOP, 3, + hp_poweron_time_text); + +static const char * const hp_rampup_step_text[] = { + "0ms", "0.98ms", "1.95ms", "3.9ms" }; + +static SOC_ENUM_SINGLE_DECL(hp_rampup_step_enum, AIC31XX_HPPOP, 1, + hp_rampup_step_text); + +static const char * const vol_soft_step_mode_text[] = { + "fast", "slow", "disabled" }; + +static SOC_ENUM_SINGLE_DECL(vol_soft_step_mode_enum, AIC31XX_DACSETUP, 0, + vol_soft_step_mode_text); + static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6350, 50, 0); static const DECLARE_TLV_DB_SCALE(adc_fgain_tlv, 0, 10, 0); static const DECLARE_TLV_DB_SCALE(adc_cgain_tlv, -2000, 50, 0); @@ -285,6 +304,16 @@ static const struct snd_kcontrol_new common31xx_snd_controls[] = { SOC_DOUBLE_R_TLV("HP Analog Playback Volume", AIC31XX_LANALOGHPL, AIC31XX_RANALOGHPR, 0, 0x7F, 1, hp_vol_tlv), + + /* HP de-pop control: apply power not immediately but via ramp + * function with these psarameters. Note that power up sequence + * has to wait for this to complete; this is implemented by + * polling HP driver status in aic31xx_dapm_power_event() + */ + SOC_ENUM("HP Output Driver Power-On time", hp_poweron_time_enum), + SOC_ENUM("HP Output Driver Ramp-up step", hp_rampup_step_enum), + + SOC_ENUM("Volume Soft Stepping", vol_soft_step_mode_enum), }; static const struct snd_kcontrol_new aic31xx_snd_controls[] = { @@ -357,6 +386,7 @@ static int aic31xx_dapm_power_event(struct snd_soc_dapm_widget *w, struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component); unsigned int reg = AIC31XX_DACFLAG1; unsigned int mask; + unsigned int timeout = 500 * USEC_PER_MSEC; switch (WIDGET_BIT(w->reg, w->shift)) { case WIDGET_BIT(AIC31XX_DACSETUP, 7): @@ -367,9 +397,13 @@ static int aic31xx_dapm_power_event(struct snd_soc_dapm_widget *w, break; case WIDGET_BIT(AIC31XX_HPDRIVER, 7): mask = AIC31XX_HPLDRVPWRSTATUS_MASK; + if (event == SND_SOC_DAPM_POST_PMU) + timeout = 7 * USEC_PER_SEC; break; case WIDGET_BIT(AIC31XX_HPDRIVER, 6): mask = AIC31XX_HPRDRVPWRSTATUS_MASK; + if (event == SND_SOC_DAPM_POST_PMU) + timeout = 7 * USEC_PER_SEC; break; case WIDGET_BIT(AIC31XX_SPKAMP, 7): mask = AIC31XX_SPLDRVPWRSTATUS_MASK; @@ -389,9 +423,11 @@ static int aic31xx_dapm_power_event(struct snd_soc_dapm_widget *w, switch (event) { case SND_SOC_DAPM_POST_PMU: - return aic31xx_wait_bits(aic31xx, reg, mask, mask, 5000, 100); + return aic31xx_wait_bits(aic31xx, reg, mask, mask, + 5000, timeout / 5000); case SND_SOC_DAPM_POST_PMD: - return aic31xx_wait_bits(aic31xx, reg, mask, 0, 5000, 100); + return aic31xx_wait_bits(aic31xx, reg, mask, 0, + 5000, timeout / 5000); default: dev_dbg(component->dev, "Unhandled dapm widget event %d from %s\n", @@ -1313,6 +1349,11 @@ static int aic31xx_codec_probe(struct snd_soc_component *component) if (ret) return ret; + /* set output common-mode voltage */ + snd_soc_component_update_bits(component, AIC31XX_HPDRIVER, + AIC31XX_HPD_OCMV_MASK, + aic31xx->ocmv << AIC31XX_HPD_OCMV_SHIFT); + return 0; } @@ -1502,6 +1543,43 @@ exit: return IRQ_NONE; } +static void aic31xx_configure_ocmv(struct aic31xx_priv *priv) +{ + struct device *dev = priv->dev; + int dvdd, avdd; + u32 value; + + if (dev->fwnode && + fwnode_property_read_u32(dev->fwnode, "ai31xx-ocmv", &value)) { + /* OCMV setting is forced by DT */ + if (value <= 3) { + priv->ocmv = value; + return; + } + } + + avdd = regulator_get_voltage(priv->supplies[3].consumer); + dvdd = regulator_get_voltage(priv->supplies[5].consumer); + + if (avdd > 3600000 || dvdd > 1950000) { + dev_warn(dev, + "Too high supply voltage(s) AVDD: %d, DVDD: %d\n", + avdd, dvdd); + } else if (avdd == 3600000 && dvdd == 1950000) { + priv->ocmv = AIC31XX_HPD_OCMV_1_8V; + } else if (avdd >= 3300000 && dvdd >= 1800000) { + priv->ocmv = AIC31XX_HPD_OCMV_1_65V; + } else if (avdd >= 3000000 && dvdd >= 1650000) { + priv->ocmv = AIC31XX_HPD_OCMV_1_5V; + } else if (avdd >= 2700000 && dvdd >= 1525000) { + priv->ocmv = AIC31XX_HPD_OCMV_1_35V; + } else { + dev_warn(dev, + "Invalid supply voltage(s) AVDD: %d, DVDD: %d\n", + avdd, dvdd); + } +} + static int aic31xx_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { @@ -1553,7 +1631,8 @@ static int aic31xx_i2c_probe(struct i2c_client *i2c, aic31xx->gpio_reset = devm_gpiod_get_optional(aic31xx->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(aic31xx->gpio_reset)) { - dev_err(aic31xx->dev, "not able to acquire gpio\n"); + if (PTR_ERR(aic31xx->gpio_reset) != -EPROBE_DEFER) + dev_err(aic31xx->dev, "not able to acquire gpio\n"); return PTR_ERR(aic31xx->gpio_reset); } @@ -1564,10 +1643,14 @@ static int aic31xx_i2c_probe(struct i2c_client *i2c, ARRAY_SIZE(aic31xx->supplies), aic31xx->supplies); if (ret) { - dev_err(aic31xx->dev, "Failed to request supplies: %d\n", ret); + if (ret != -EPROBE_DEFER) + dev_err(aic31xx->dev, + "Failed to request supplies: %d\n", ret); return ret; } + aic31xx_configure_ocmv(aic31xx); + if (aic31xx->irq > 0) { regmap_update_bits(aic31xx->regmap, AIC31XX_GPIO1, AIC31XX_GPIO1_FUNC_MASK, |
