diff options
Diffstat (limited to 'sound/soc/sunxi/sun50i-codec-analog.c')
| -rw-r--r-- | sound/soc/sunxi/sun50i-codec-analog.c | 73 |
1 files changed, 61 insertions, 12 deletions
diff --git a/sound/soc/sunxi/sun50i-codec-analog.c b/sound/soc/sunxi/sun50i-codec-analog.c index 8a32d05e23..2dcdf113b6 100644 --- a/sound/soc/sunxi/sun50i-codec-analog.c +++ b/sound/soc/sunxi/sun50i-codec-analog.c @@ -115,9 +115,16 @@ #define SUN50I_ADDA_HS_MBIAS_CTRL 0x0e #define SUN50I_ADDA_HS_MBIAS_CTRL_MMICBIASEN 7 +#define SUN50I_ADDA_MDET_CTRL 0x1c +#define SUN50I_ADDA_MDET_CTRL_SELDETADC_FS 4 +#define SUN50I_ADDA_MDET_CTRL_SELDETADC_DB 2 +#define SUN50I_ADDA_MDET_CTRL_SELDETADC_BF 0 + #define SUN50I_ADDA_JACK_MIC_CTRL 0x1d +#define SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN 7 #define SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN 6 #define SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN 5 +#define SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN 4 /* mixer controls */ static const struct snd_kcontrol_new sun50i_a64_codec_mixer_controls[] = { @@ -296,6 +303,19 @@ static const struct snd_kcontrol_new sun50i_codec_earpiece_switch[] = { SUN50I_ADDA_EARPIECE_CTRL1_ESPPA_MUTE, 1, 0), }; +static int sun50i_codec_hbias_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + u32 value = !!SND_SOC_DAPM_EVENT_ON(event); + + regmap_update_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL, + BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN), + value << SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN); + + return 0; +} + static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = { /* DAC */ SND_SOC_DAPM_DAC("Left DAC", NULL, SUN50I_ADDA_MIX_DAC_CTRL, @@ -367,7 +387,8 @@ static const struct snd_soc_dapm_widget sun50i_a64_codec_widgets[] = { /* Microphone Bias */ SND_SOC_DAPM_SUPPLY("HBIAS", SUN50I_ADDA_JACK_MIC_CTRL, SUN50I_ADDA_JACK_MIC_CTRL_HMICBIASEN, - 0, NULL, 0), + 0, sun50i_codec_hbias_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), /* Mic input path */ SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN50I_ADDA_MIC2_CTRL, @@ -471,17 +492,37 @@ static const struct snd_soc_dapm_route sun50i_a64_codec_routes[] = { { "EARPIECE", NULL, "Earpiece Amp" }, }; -static int sun50i_a64_codec_suspend(struct snd_soc_component *component) +static int sun50i_a64_codec_set_bias_level(struct snd_soc_component *component, + enum snd_soc_bias_level level) { - return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL, - BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE), - BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE)); -} + struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); + int hbias; + + switch (level) { + case SND_SOC_BIAS_OFF: + regmap_clear_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL, + BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) | + BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN)); + + regmap_set_bits(component->regmap, SUN50I_ADDA_HP_CTRL, + BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE)); + break; + case SND_SOC_BIAS_STANDBY: + regmap_clear_bits(component->regmap, SUN50I_ADDA_HP_CTRL, + BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE)); + + hbias = snd_soc_dapm_get_pin_status(dapm, "HBIAS"); + regmap_update_bits(component->regmap, SUN50I_ADDA_JACK_MIC_CTRL, + BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) | + BIT(SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN), + BIT(SUN50I_ADDA_JACK_MIC_CTRL_JACKDETEN) | + hbias << SUN50I_ADDA_JACK_MIC_CTRL_MICADCEN); + break; + default: + break; + } -static int sun50i_a64_codec_resume(struct snd_soc_component *component) -{ - return regmap_update_bits(component->regmap, SUN50I_ADDA_HP_CTRL, - BIT(SUN50I_ADDA_HP_CTRL_PA_CLK_GATE), 0); + return 0; } static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = { @@ -491,8 +532,9 @@ static const struct snd_soc_component_driver sun50i_codec_analog_cmpnt_drv = { .num_dapm_widgets = ARRAY_SIZE(sun50i_a64_codec_widgets), .dapm_routes = sun50i_a64_codec_routes, .num_dapm_routes = ARRAY_SIZE(sun50i_a64_codec_routes), - .suspend = sun50i_a64_codec_suspend, - .resume = sun50i_a64_codec_resume, + .set_bias_level = sun50i_a64_codec_set_bias_level, + .idle_bias_on = true, + .suspend_bias_off = true, }; static const struct of_device_id sun50i_codec_analog_of_match[] = { @@ -527,6 +569,13 @@ static int sun50i_codec_analog_probe(struct platform_device *pdev) BIT(SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN), enable << SUN50I_ADDA_JACK_MIC_CTRL_INNERRESEN); + /* Select sample interval of the ADC sample to 16ms */ + regmap_update_bits(regmap, SUN50I_ADDA_MDET_CTRL, + 0x7 << SUN50I_ADDA_MDET_CTRL_SELDETADC_FS | + 0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_BF, + 0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_FS | + 0x3 << SUN50I_ADDA_MDET_CTRL_SELDETADC_BF); + return devm_snd_soc_register_component(&pdev->dev, &sun50i_codec_analog_cmpnt_drv, NULL, 0); |