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Commit f7d3e403 authored by Stephen Warren's avatar Stephen Warren Committed by Mark Brown
Browse files

ASoC: Tegra: Harmony: Add headphone jack detection 



Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 46fdaa3b

sound/soc/tegra/harmony.c

+29 −1
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ 
#include <mach/harmony_audio.h>



#include <sound/core.h>

#include <sound/jack.h>

#include <sound/pcm.h>

#include <sound/pcm_params.h>

#include <sound/soc.h>
@@ -123,6 +124,24 @@ static struct snd_soc_ops harmony_asoc_ops = { 
	.hw_params = harmony_asoc_hw_params,

};



static struct snd_soc_jack harmony_hp_jack;



static struct snd_soc_jack_pin harmony_hp_jack_pins[] = {

	{

		.pin = "Headphone Jack",

		.mask = SND_JACK_HEADPHONE,

	},

};



static struct snd_soc_jack_gpio harmony_hp_jack_gpios[] = {

	{

		.name = "headphone detect",

		.report = SND_JACK_HEADPHONE,

		.debounce_time = 150,

		.invert = 1,

	}

};



static int harmony_event_int_spk(struct snd_soc_dapm_widget *w,

					struct snd_kcontrol *k, int event)

{
@@ -178,11 +197,20 @@ static int harmony_asoc_init(struct snd_soc_pcm_runtime *rtd) 
	snd_soc_dapm_add_routes(dapm, harmony_audio_map,

				ARRAY_SIZE(harmony_audio_map));



	snd_soc_dapm_enable_pin(dapm, "Headphone Jack");

	snd_soc_dapm_enable_pin(dapm, "Int Spk");

	snd_soc_dapm_enable_pin(dapm, "Mic Jack");

	snd_soc_dapm_sync(dapm);



	harmony_hp_jack_gpios[0].gpio = pdata->gpio_hp_det;

	snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,

			 &harmony_hp_jack);

	snd_soc_jack_add_pins(&harmony_hp_jack,

			      ARRAY_SIZE(harmony_hp_jack_pins),

			      harmony_hp_jack_pins);

	snd_soc_jack_add_gpios(&harmony_hp_jack,

			       ARRAY_SIZE(harmony_hp_jack_gpios),

			       harmony_hp_jack_gpios);



	return 0;

}