ASoC: rt5670: add DMIC ASRC support

This patch will enable ASRC for DMIC if ASRC is useable.
Signed-off-by: NBard Liao <bardliao@realtek.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/rt5670.c

@@ -1294,6 +1294,14 @@ static const struct snd_soc_dapm_widget rt5670_dapm_widgets[] = {
 			      9, 0, NULL, 0),
 	SND_SOC_DAPM_SUPPLY_S("DAC MONO R ASRC", 1, RT5670_ASRC_1,
 			      8, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("DMIC STO1 ASRC", 1, RT5670_ASRC_1,
+			      7, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("DMIC STO2 ASRC", 1, RT5670_ASRC_1,
+			      6, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("DMIC MONO L ASRC", 1, RT5670_ASRC_1,
+			      5, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY_S("DMIC MONO R ASRC", 1, RT5670_ASRC_1,
+			      4, 0, NULL, 0),
 	SND_SOC_DAPM_SUPPLY_S("ADC STO1 ASRC", 1, RT5670_ASRC_1,
 			      3, 0, NULL, 0),
 	SND_SOC_DAPM_SUPPLY_S("ADC STO2 ASRC", 1, RT5670_ASRC_1,
@@ -1650,6 +1658,10 @@ static const struct snd_soc_dapm_route rt5670_dapm_routes[] = {
 	{ "DAC Mono Left Filter", NULL, "DAC MONO L ASRC", is_using_asrc },
 	{ "DAC Mono Right Filter", NULL, "DAC MONO R ASRC", is_using_asrc },
 	{ "DAC Stereo1 Filter", NULL, "DAC STO ASRC", is_using_asrc },
+	{ "Stereo1 DMIC Mux", NULL, "DMIC STO1 ASRC", can_use_asrc },
+	{ "Stereo2 DMIC Mux", NULL, "DMIC STO2 ASRC", can_use_asrc },
+	{ "Mono DMIC L Mux", NULL, "DMIC MONO L ASRC", can_use_asrc },
+	{ "Mono DMIC R Mux", NULL, "DMIC MONO R ASRC", can_use_asrc },
 
 	{ "I2S1", NULL, "I2S1 ASRC", can_use_asrc},
 	{ "I2S2", NULL, "I2S2 ASRC", can_use_asrc},