[alsa-devel] [PATCH v13 01/14] ASoC: sun4i-codec: Add MIC2 Pre-Amplifier, Mic2.

Danny Milosavljevic dannym at scratchpost.org
Sat Jun 24 08:24:06 CEST 2017


Add MIC2 Pre-Amplifier and Mic2 for Allwinner A10 and Allwinner A20.

Signed-off-by: Danny Milosavljevic <dannym at scratchpost.org>
---
 sound/soc/sunxi/sun4i-codec.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 1500699..f703293 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -711,6 +711,8 @@ static const struct snd_soc_dapm_widget sun4i_codec_codec_dapm_widgets[] = {
 	/* Mic Pre-Amplifiers */
 	SND_SOC_DAPM_PGA("MIC1 Pre-Amplifier", SUN4I_CODEC_ADC_ACTL,
 			 SUN4I_CODEC_ADC_ACTL_PREG1EN, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("MIC2 Pre-Amplifier", SUN4I_CODEC_ADC_ACTL,
+			 SUN4I_CODEC_ADC_ACTL_PREG2EN, 0, NULL, 0),
 
 	/* Power Amplifier */
 	SND_SOC_DAPM_MIXER("Power Amplifier", SUN4I_CODEC_ADC_ACTL,
@@ -721,6 +723,7 @@ static const struct snd_soc_dapm_widget sun4i_codec_codec_dapm_widgets[] = {
 			    &sun4i_codec_pa_mute),
 
 	SND_SOC_DAPM_INPUT("Mic1"),
+	SND_SOC_DAPM_INPUT("Mic2"),
 
 	SND_SOC_DAPM_OUTPUT("HP Right"),
 	SND_SOC_DAPM_OUTPUT("HP Left"),
@@ -760,6 +763,12 @@ static const struct snd_soc_dapm_route sun4i_codec_codec_dapm_routes[] = {
 	{ "Right ADC", NULL, "MIC1 Pre-Amplifier" },
 	{ "MIC1 Pre-Amplifier", NULL, "Mic1"},
 	{ "Mic1", NULL, "VMIC" },
+
+	/* Mic2 Routes */
+	{ "Left ADC", NULL, "MIC2 Pre-Amplifier" },
+	{ "Right ADC", NULL, "MIC2 Pre-Amplifier" },
+	{ "MIC2 Pre-Amplifier", NULL, "Mic2"},
+	{ "Mic2", NULL, "VMIC" },
 };
 
 static struct snd_soc_codec_driver sun4i_codec_codec = {
-- 
2.1.4



More information about the Alsa-devel mailing list