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-rw-r--r--sound/soc/codecs/sgtl5000.c17
-rw-r--r--sound/soc/codecs/sgtl5000.h2
2 files changed, 14 insertions, 5 deletions
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index c324d92739f3..41a988dfb963 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -130,7 +130,11 @@ static int mic_bias_event(struct snd_soc_dapm_widget *w,
case SND_SOC_DAPM_POST_PMU:
/* change mic bias resistor to 4Kohm */
snd_soc_update_bits(w->codec, SGTL5000_CHIP_MIC_CTRL,
- SGTL5000_BIAS_R_4k, SGTL5000_BIAS_R_4k);
+ SGTL5000_BIAS_R_MASK,
+ SGTL5000_BIAS_R_4k << SGTL5000_BIAS_R_SHIFT);
+
+ snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER,
+ SGTL5000_VAG_POWERUP, SGTL5000_VAG_POWERUP);
break;
case SND_SOC_DAPM_PRE_PMD:
@@ -139,7 +143,11 @@ static int mic_bias_event(struct snd_soc_dapm_widget *w,
* of mic bias and output impedance
*/
snd_soc_update_bits(w->codec, SGTL5000_CHIP_MIC_CTRL,
- SGTL5000_BIAS_R_8k, 0);
+ SGTL5000_BIAS_R_MASK,
+ SGTL5000_BIAS_R_off << SGTL5000_BIAS_R_SHIFT);
+
+ snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER,
+ SGTL5000_VAG_POWERUP, 0);
break;
}
return 0;
@@ -267,7 +275,7 @@ static const struct snd_soc_dapm_widget sgtl5000_dapm_widgets[] = {
0, SGTL5000_CHIP_DIG_POWER,
1, 0),
- SND_SOC_DAPM_MICBIAS_E("Mic Bias", SGTL5000_CHIP_MIC_CTRL, 8, 0,
+ SND_SOC_DAPM_MICBIAS_E("Mic Bias", SND_SOC_NOPM, 0, 0,
mic_bias_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
@@ -298,7 +306,8 @@ static const struct snd_soc_dapm_widget sgtl5000_dapm_widgets[] = {
/* routes for sgtl5000 */
static const struct snd_soc_dapm_route audio_map[] = {
{"Capture Mux", "LINE_IN", "LINE_IN"}, /* line_in --> adc_mux */
- {"Capture Mux", "MIC_IN", "MIC_IN"}, /* mic_in --> adc_mux */
+ {"Mic Bias", NULL, "MIC_IN"}, /* mic_in --> mic bias */
+ {"Capture Mux", "MIC_IN", "Mic Bias"}, /* mic bias --> adc_mux */
{"ADC", NULL, "Capture Mux"}, /* adc_mux --> adc */
diff --git a/sound/soc/codecs/sgtl5000.h b/sound/soc/codecs/sgtl5000.h
index eec3ab368f39..8a9f43534b79 100644
--- a/sound/soc/codecs/sgtl5000.h
+++ b/sound/soc/codecs/sgtl5000.h
@@ -280,7 +280,7 @@
/*
* SGTL5000_CHIP_MIC_CTRL
*/
-#define SGTL5000_BIAS_R_MASK 0x0200
+#define SGTL5000_BIAS_R_MASK 0x0300
#define SGTL5000_BIAS_R_SHIFT 8
#define SGTL5000_BIAS_R_WIDTH 2
#define SGTL5000_BIAS_R_off 0x0