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ASoC: intel: byt: Introduce new map for dual mics 

The RT5651 codec has 3 analog inputs. Some laptops have two different
internal analog microphones on the external case.
Add a new custom quirk mapping the two internal mics on IN1P / IN2P,
leaving the headset mic on IN3P.

Signed-off-by: Carlo Caione <carlo@endlessm.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Carlo Caione 2017-11-21 17:15:45 +00:00 committed by Mark Brown
parent bc2bd45b1f
commit ea261bd02a
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GPG Key ID: 24D68B725D5487D0
1 changed files with 12 additions and 0 deletions
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12
sound/soc/intel/boards/bytcr_rt5651.c
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@ -38,6 +38,7 @@ enum {
BYT_RT5651_DMIC_MAP,
BYT_RT5651_IN1_MAP,
BYT_RT5651_IN2_MAP,
BYT_RT5651_IN1_IN2_MAP,
};
#define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(7, 0))
@ -171,6 +172,13 @@ static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = {
{"IN2P", NULL, "Internal Mic"},
};
static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = {
{"Internal Mic", NULL, "micbias1"},
{"IN1P", NULL, "Internal Mic"},
{"IN2P", NULL, "Internal Mic"},
{"IN3P", NULL, "Headset Mic"},
};
static const struct snd_kcontrol_new byt_rt5651_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
@ -281,6 +289,10 @@ static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime)
custom_map = byt_rt5651_intmic_in2_map;
num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_map);
break;
case BYT_RT5651_IN1_IN2_MAP:
custom_map = byt_rt5651_intmic_in1_in2_map;
num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map);
break;
default:
custom_map = byt_rt5651_intmic_dmic_map;
num_routes = ARRAY_SIZE(byt_rt5651_intmic_dmic_map);