@@ -777,6 +777,19 @@ static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
return 0;
}
+static int max98090_shdn_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
+
+ if (event & SND_SOC_DAPM_POST_PMU)
+ max98090->shdn_pending = true;
+
+ return 0;
+
+}
+
static const char *mic1_mux_text[] = { "IN12", "IN56" };
static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
@@ -1085,9 +1098,11 @@ static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
M98090_SDOEN_SHIFT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
- M98090_DIGMICL_SHIFT, 0, NULL, 0),
+ M98090_DIGMICL_SHIFT, 0, max98090_shdn_event,
+ SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
- M98090_DIGMICR_SHIFT, 0, NULL, 0),
+ M98090_DIGMICR_SHIFT, 0, max98090_shdn_event,
+ SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
M98090_AHPF_SHIFT, 0, NULL, 0),
@@ -1132,10 +1147,12 @@ static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
&max98090_right_adc_mixer_controls[0],
ARRAY_SIZE(max98090_right_adc_mixer_controls)),
- SND_SOC_DAPM_ADC("ADCL", NULL, M98090_REG_INPUT_ENABLE,
- M98090_ADLEN_SHIFT, 0),
- SND_SOC_DAPM_ADC("ADCR", NULL, M98090_REG_INPUT_ENABLE,
- M98090_ADREN_SHIFT, 0),
+ SND_SOC_DAPM_ADC_E("ADCL", NULL, M98090_REG_INPUT_ENABLE,
+ M98090_ADLEN_SHIFT, 0, max98090_shdn_event,
+ SND_SOC_DAPM_POST_PMU),
+ SND_SOC_DAPM_ADC_E("ADCR", NULL, M98090_REG_INPUT_ENABLE,
+ M98090_ADREN_SHIFT, 0, max98090_shdn_event,
+ SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
SND_SOC_NOPM, 0, 0),
@@ -2466,9 +2483,26 @@ static int max98090_remove(struct snd_soc_codec *codec)
return 0;
}
+static void max98090_seq_notifier(struct snd_soc_dapm_context *dapm,
+ enum snd_soc_dapm_type event, int subseq)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
+
+ if (max98090->shdn_pending) {
+ snd_soc_update_bits(codec, M98090_REG_DEVICE_SHUTDOWN,
+ M98090_SHDNN_MASK, 0);
+ msleep(40);
+ snd_soc_update_bits(codec, M98090_REG_DEVICE_SHUTDOWN,
+ M98090_SHDNN_MASK, M98090_SHDNN_MASK);
+ max98090->shdn_pending = false;
+ }
+}
+
static struct snd_soc_codec_driver soc_codec_dev_max98090 = {
.probe = max98090_probe,
.remove = max98090_remove,
+ .seq_notifier = max98090_seq_notifier,
.set_bias_level = max98090_set_bias_level,
};
@@ -1543,6 +1543,7 @@ struct max98090_priv {
unsigned int pa2en;
unsigned int sidetone;
bool master;
+ bool shdn_pending;
};
int max98090_mic_detect(struct snd_soc_codec *codec,