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ASoC: Intel: byt-rt5640: Add quirk for Dell Venue 8 Pro tablet

It was found with help of Jan-Michael Brummer <jan.brummer@tabos.org> that
Dell Venue 8 Pro tablet has a digital microphone connected to DMIC2
interface of the RT564x.

This patch adds a DAPM route to DMIC2 and a quirk using it for that tablet.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reported-by: Jan-Michael Brummer <jan.brummer@tabos.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jarkko Nikula 2014-10-02 13:29:08 +03:00 committed by Mark Brown
parent a5f0ab05b6
commit 24221dcc8b

View File

@ -49,6 +49,10 @@ static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
{"DMIC1", NULL, "Internal Mic"},
};
static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
{"DMIC2", NULL, "Internal Mic"},
};
static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
{"Internal Mic", NULL, "MICBIAS1"},
{"IN1P", NULL, "Internal Mic"},
@ -56,6 +60,7 @@ static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
enum {
BYT_RT5640_DMIC1_MAP,
BYT_RT5640_DMIC2_MAP,
BYT_RT5640_IN1_MAP,
};
@ -111,6 +116,15 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
},
.driver_data = (unsigned long *)BYT_RT5640_IN1_MAP,
},
{
.callback = byt_rt5640_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "DellInc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
},
.driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP |
BYT_RT5640_DMIC_EN),
},
{}
};
@ -138,6 +152,10 @@ static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
custom_map = byt_rt5640_intmic_in1_map;
num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
break;
case BYT_RT5640_DMIC2_MAP:
custom_map = byt_rt5640_intmic_dmic2_map;
num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
break;
default:
custom_map = byt_rt5640_intmic_dmic1_map;
num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);