ASoC: alc5632: Add DMIC switches and controls

Add DMIC switches and controls to ALC5632 codec.

Signed-off-by: Andrey Danin <danindrey@mail.ru>
Signed-off-by: Leon Romanovsky <leon@leon.nu>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/alc5632.c

@@ -196,8 +196,12 @@ static const struct snd_kcontrol_new alc5632_snd_controls[] = {
 			ALC5632_MIC_CTRL, 10, 2, 0, boost_tlv),
 	SOC_SINGLE_TLV("Mic 2 Boost Volume",
 			ALC5632_MIC_CTRL, 8, 2, 0, boost_tlv),
-	SOC_SINGLE_TLV("Digital Boost Volume",
+	SOC_SINGLE_TLV("DMIC Boost Volume",
 			ALC5632_DIGI_BOOST_CTRL, 0, 7, 0, dig_tlv),
+	SOC_SINGLE("DMIC En Capture Switch",
+			ALC5632_DIGI_BOOST_CTRL, 15, 1, 0),
+	SOC_SINGLE("DMIC PreFilter Capture Switch",
+			ALC5632_DIGI_BOOST_CTRL, 12, 1, 0),
 };
 
 /*
@@ -266,6 +270,14 @@ SOC_DAPM_SINGLE("SPK2REC_R Capture Switch", ALC5632_ADC_REC_MIXER, 1, 1, 1),
 SOC_DAPM_SINGLE("MONO2REC_R Capture Switch", ALC5632_ADC_REC_MIXER, 0, 1, 1),
 };
 
+/* Dmic Mixer */
+static const struct snd_kcontrol_new alc5632_dmicl_mixer_controls[] = {
+SOC_DAPM_SINGLE("DMICL2ADC Capture Switch", ALC5632_DIGI_BOOST_CTRL, 7, 1, 1),
+};
+static const struct snd_kcontrol_new alc5632_dmicr_mixer_controls[] = {
+SOC_DAPM_SINGLE("DMICR2ADC Capture Switch", ALC5632_DIGI_BOOST_CTRL, 6, 1, 1),
+};
+
 static const char * const alc5632_spk_n_sour_sel[] = {
 		"RN/-R", "RP/+R", "LN/-R", "Mute"};
 static const char * const alc5632_hpl_out_input_sel[] = {
@@ -364,6 +376,12 @@ SND_SOC_DAPM_MIXER("Mono Mix", ALC5632_PWR_MANAG_ADD2, 2, 0,
 SND_SOC_DAPM_MIXER("Speaker Mix", ALC5632_PWR_MANAG_ADD2, 3, 0,
 	&alc5632_speaker_mixer_controls[0],
 	ARRAY_SIZE(alc5632_speaker_mixer_controls)),
+SND_SOC_DAPM_MIXER("DMICL Mix", SND_SOC_NOPM, 0, 0,
+	&alc5632_dmicl_mixer_controls[0],
+	ARRAY_SIZE(alc5632_dmicl_mixer_controls)),
+SND_SOC_DAPM_MIXER("DMICR Mix", SND_SOC_NOPM, 0, 0,
+	&alc5632_dmicr_mixer_controls[0],
+	ARRAY_SIZE(alc5632_dmicr_mixer_controls)),
 
 /* input mixers */
 SND_SOC_DAPM_MIXER("Left Capture Mix", ALC5632_PWR_MANAG_ADD2, 1, 0,
@@ -538,12 +556,14 @@ static const struct snd_soc_dapm_route alc5632_dapm_routes[] = {
 
 	/* left ADC */
 	{"Left ADC", NULL,				"Left Capture Mix"},
-	{"Left ADC", NULL,				"DMICDAT"},
+	{"DMICL Mix", "DMICL2ADC Capture Switch", "DMICDAT"},
+	{"Left ADC", NULL,				"DMICL Mix"},
 	{"ADCLR", NULL,					"Left ADC"},
 
 	/* right ADC */
 	{"Right ADC", NULL, "Right Capture Mix"},
-	{"Right ADC", NULL, "DMICDAT"},
+	{"DMICR Mix", "DMICR2ADC Capture Switch", "DMICDAT"},
+	{"Right ADC", NULL, "DMICR Mix"},
 	{"ADCR Mux", "Stereo ADC", "Right ADC"},
 	{"ADCR Mux", "Voice ADC", "Right ADC"},
 	{"ADCLR", NULL, "ADCR Mux"},