diff options
| -rw-r--r-- | sound/soc/codecs/mt6359.c | 44 |
1 files changed, 35 insertions, 9 deletions
diff --git a/sound/soc/codecs/mt6359.c b/sound/soc/codecs/mt6359.c index a37ad61a8253..30690479ec17 100644 --- a/sound/soc/codecs/mt6359.c +++ b/sound/soc/codecs/mt6359.c @@ -1159,9 +1159,10 @@ static int mt_lo_event(struct snd_soc_dapm_widget *w, { struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); struct mt6359_priv *priv = snd_soc_component_get_drvdata(cmpnt); + unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); dev_dbg(priv->dev, "%s(), event 0x%x, mux %u\n", - __func__, event, dapm_kcontrol_get_value(w->kcontrols[0])); + __func__, event, mux); switch (event) { case SND_SOC_DAPM_PRE_PMU: @@ -1199,14 +1200,29 @@ static int mt_lo_event(struct snd_soc_dapm_widget *w, /* Enable AUD_CLK */ mt6359_set_decoder_clk(priv, true); - /* Enable Audio DAC (3rd DAC) */ - regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON7, 0x3113); - /* Enable low-noise mode of DAC */ - if (priv->dev_counter[DEVICE_HP] == 0) - regmap_write(priv->regmap, - MT6359_AUDDEC_ANA_CON9, 0x0001); - /* Switch LOL MUX to audio 3rd DAC */ - regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON7, 0x311b); + /* Switch LOL MUX to audio DAC */ + if (mux == LO_MUX_L_DAC) { + if (priv->dev_counter[DEVICE_HP] > 0) { + dev_info(priv->dev, "%s(), can not enable DAC, hp count %d\n", + __func__, priv->dev_counter[DEVICE_HP]); + break; + } + /* Enable DACL and switch HP MUX to open*/ + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON0, 0x3009); + /* Disable low-noise mode of DAC */ + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON9, 0xf200); + usleep_range(100, 120); + /* Switch LOL MUX to DACL */ + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON7, 0x0117); + } else if (mux == LO_MUX_3RD_DAC) { + /* Enable Audio DAC (3rd DAC) */ + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON7, 0x3113); + /* Enable low-noise mode of DAC */ + if (priv->dev_counter[DEVICE_HP] == 0) + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON9, 0x0001); + /* Switch LOL MUX to audio 3rd DAC */ + regmap_write(priv->regmap, MT6359_AUDDEC_ANA_CON7, 0x311b); + } break; case SND_SOC_DAPM_PRE_PMD: /* Switch LOL MUX to open */ @@ -1218,6 +1234,15 @@ static int mt_lo_event(struct snd_soc_dapm_widget *w, regmap_update_bits(priv->regmap, MT6359_AUDDEC_ANA_CON0, 0x000f, 0x0000); + if (mux == LO_MUX_L_DAC) { + /* Disable HP driver core circuits */ + regmap_update_bits(priv->regmap, MT6359_AUDDEC_ANA_CON0, + 0x3 << 4, 0x0); + /* Disable HP driver bias circuits */ + regmap_update_bits(priv->regmap, MT6359_AUDDEC_ANA_CON0, + 0x3 << 6, 0x0); + } + /* Disable AUD_CLK */ mt6359_set_decoder_clk(priv, false); @@ -2590,6 +2615,7 @@ static const struct snd_soc_dapm_route mt6359_dapm_routes[] = { /* Lineout Path */ {"LOL Mux", "Playback", "DAC_3RD"}, + {"LOL Mux", "Playback_L_DAC", "DACL"}, {"LINEOUT L", NULL, "LOL Mux"}, /* Headphone Path */ |