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Commit 90b9e476 authored by Jarkko Nikula's avatar Jarkko Nikula Committed by Jaroslav Kysela
Browse files

ALSA: ASoC: Add digital mic configuration to N810 machine driver 



Signed-off-by: default avatarJarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: default avatarLiam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent ee15ffdb

sound/soc/omap/n810.c

+34 −0
Original line number Diff line number Diff line
@@ -46,11 +46,13 @@ static struct clk *func96m_clk; 


static int n810_spk_func;

static int n810_jack_func;

static int n810_dmic_func;



static void n810_ext_control(struct snd_soc_codec *codec)

{

	snd_soc_dapm_set_endpoint(codec, "Ext Spk", n810_spk_func);

	snd_soc_dapm_set_endpoint(codec, "Headphone Jack", n810_jack_func);

	snd_soc_dapm_set_endpoint(codec, "DMic", n810_dmic_func);



	snd_soc_dapm_sync_endpoints(codec);

}
@@ -150,6 +152,28 @@ static int n810_set_jack(struct snd_kcontrol *kcontrol, 
	return 1;

}



static int n810_get_input(struct snd_kcontrol *kcontrol,

			  struct snd_ctl_elem_value *ucontrol)

{

	ucontrol->value.integer.value[0] = n810_dmic_func;



	return 0;

}



static int n810_set_input(struct snd_kcontrol *kcontrol,

			  struct snd_ctl_elem_value *ucontrol)

{

	struct snd_soc_codec *codec =  snd_kcontrol_chip(kcontrol);



	if (n810_dmic_func == ucontrol->value.integer.value[0])

		return 0;



	n810_dmic_func = ucontrol->value.integer.value[0];

	n810_ext_control(codec);



	return 1;

}



static int n810_spk_event(struct snd_soc_dapm_widget *w,

			  struct snd_kcontrol *k, int event)

{
@@ -175,6 +199,7 @@ static int n810_jack_event(struct snd_soc_dapm_widget *w, 
static const struct snd_soc_dapm_widget aic33_dapm_widgets[] = {

	SND_SOC_DAPM_SPK("Ext Spk", n810_spk_event),

	SND_SOC_DAPM_HP("Headphone Jack", n810_jack_event),

	SND_SOC_DAPM_MIC("DMic", NULL),

};



static const struct snd_soc_dapm_route audio_map[] = {
@@ -183,13 +208,18 @@ static const struct snd_soc_dapm_route audio_map[] = { 


	{"Ext Spk", NULL, "LLOUT"},

	{"Ext Spk", NULL, "RLOUT"},



	{"DMic Rate 64", NULL, "Mic Bias 2V"},

	{"Mic Bias 2V", NULL, "DMic"},

};



static const char *spk_function[] = {"Off", "On"};

static const char *jack_function[] = {"Off", "Headphone"};

static const char *input_function[] = {"ADC", "Digital Mic"};

static const struct soc_enum n810_enum[] = {

	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(spk_function), spk_function),

	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(jack_function), jack_function),

	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(input_function), input_function),

};



static const struct snd_kcontrol_new aic33_n810_controls[] = {
@@ -197,6 +227,8 @@ static const struct snd_kcontrol_new aic33_n810_controls[] = { 
		     n810_get_spk, n810_set_spk),

	SOC_ENUM_EXT("Jack Function", n810_enum[1],

		     n810_get_jack, n810_set_jack),

	SOC_ENUM_EXT("Input Select",  n810_enum[2],

		     n810_get_input, n810_set_input),

};



static int n810_aic33_init(struct snd_soc_codec *codec)
@@ -248,6 +280,8 @@ static struct snd_soc_machine snd_soc_machine_n810 = { 
/* Audio private data */

static struct aic3x_setup_data n810_aic33_setup = {

	.i2c_address = 0x18,

	.gpio_func[0] = AIC3X_GPIO1_FUNC_DISABLED,

	.gpio_func[1] = AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT,

};



/* Audio subsystem */