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ASoC: Intel: sof_es8336: support a separate gpio to control headphone

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Some devices may use both gpio0 and gpio1 to independently switch
the speaker and the headphone.

Add support for that.

Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/535454c0c598a8454487fe29b164527370e2db81.1649357263.git.mchehab@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2022-04-07 20:49:57 +02:00 committed by Mark Brown
parent 890a4087a6
commit 6e1ff1459e
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 49 additions and 10 deletions
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59
sound/soc/intel/boards/sof_es8336.c
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@ -30,6 +30,7 @@
#define SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK BIT(4)
#define SOF_ES8336_ENABLE_DMIC BIT(5)
#define SOF_ES8336_JD_INVERTED BIT(6)
#define SOF_ES8336_HEADPHONE_GPIO BIT(7)
static unsigned long quirk;
@ -39,7 +40,7 @@ MODULE_PARM_DESC(quirk, "Board-specific quirk override");
struct sof_es8336_private {
struct device *codec_dev;
struct gpio_desc *gpio_speakers;
struct gpio_desc *gpio_speakers, *gpio_headphone;
struct snd_soc_jack jack;
struct list_head hdmi_pcm_list;
bool speaker_en;
@ -51,15 +52,27 @@ struct sof_hdmi_pcm {
int device;
};
static const struct acpi_gpio_params speakers_enable_gpio0 = { 0, 0, true };
static const struct acpi_gpio_params enable_gpio0 = { 0, 0, true };
static const struct acpi_gpio_params enable_gpio1 = { 1, 0, true };
static const struct acpi_gpio_mapping acpi_speakers_enable_gpio0[] = {
{ "speakers-enable-gpios", &speakers_enable_gpio0, 1 },
{ "speakers-enable-gpios", &enable_gpio0, 1 },
{ }
};
static const struct acpi_gpio_params speakers_enable_gpio1 = { 1, 0, true };
static const struct acpi_gpio_mapping acpi_speakers_enable_gpio1[] = {
{ "speakers-enable-gpios", &speakers_enable_gpio1, 1 },
{ "speakers-enable-gpios", &enable_gpio1, 1 },
};
static const struct acpi_gpio_mapping acpi_enable_both_gpios[] = {
{ "speakers-enable-gpios", &enable_gpio0, 1 },
{ "headphone-enable-gpios", &enable_gpio1, 1 },
{ }
};
static const struct acpi_gpio_mapping acpi_enable_both_gpios_rev_order[] = {
{ "speakers-enable-gpios", &enable_gpio1, 1 },
{ "headphone-enable-gpios", &enable_gpio0, 1 },
{ }
};
@ -73,6 +86,8 @@ static void log_quirks(struct device *dev)
dev_info(dev, "quirk DMIC enabled\n");
if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
dev_info(dev, "Speakers GPIO1 quirk enabled\n");
if (quirk & SOF_ES8336_HEADPHONE_GPIO)
dev_info(dev, "quirk headphone GPIO enabled\n");
if (quirk & SOF_ES8336_JD_INVERTED)
dev_info(dev, "quirk JD inverted enabled\n");
}
@ -83,13 +98,24 @@ static int sof_es8316_speaker_power_event(struct snd_soc_dapm_widget *w,
struct snd_soc_card *card = w->dapm->card;
struct sof_es8336_private *priv = snd_soc_card_get_drvdata(card);
if (priv->speaker_en == !SND_SOC_DAPM_EVENT_ON(event))
return 0;
priv->speaker_en = !SND_SOC_DAPM_EVENT_ON(event);
if (SND_SOC_DAPM_EVENT_ON(event))
priv->speaker_en = false;
else
priv->speaker_en = true;
msleep(70);
gpiod_set_value_cansleep(priv->gpio_speakers, priv->speaker_en);
if (!(quirk & SOF_ES8336_HEADPHONE_GPIO))
return 0;
if (SND_SOC_DAPM_EVENT_ON(event))
msleep(70);
gpiod_set_value_cansleep(priv->gpio_headphone, priv->speaker_en);
return 0;
}
@ -114,7 +140,7 @@ static const struct snd_soc_dapm_route sof_es8316_audio_map[] = {
/*
* There is no separate speaker output instead the speakers are muxed to
* the HP outputs. The mux is controlled by the "Speaker Power" supply.
* the HP outputs. The mux is controlled Speaker and/or headphone switch.
*/
{"Speaker", NULL, "HPOL"},
{"Speaker", NULL, "HPOR"},
@ -233,8 +259,14 @@ static int sof_es8336_quirk_cb(const struct dmi_system_id *id)
{
quirk = (unsigned long)id->driver_data;
if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
if (quirk & SOF_ES8336_HEADPHONE_GPIO) {
if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK)
gpio_mapping = acpi_enable_both_gpios;
else
gpio_mapping = acpi_enable_both_gpios_rev_order;
} else if (quirk & SOF_ES8336_SPEAKERS_EN_GPIO1_QUIRK) {
gpio_mapping = acpi_speakers_enable_gpio1;
}
return 1;
}
@ -592,6 +624,13 @@ static int sof_es8336_probe(struct platform_device *pdev)
goto err_put_codec;
}
priv->gpio_headphone = gpiod_get_optional(codec_dev, "headphone-enable", GPIOD_OUT_LOW);
if (IS_ERR(priv->gpio_headphone)) {
ret = dev_err_probe(dev, PTR_ERR(priv->gpio_headphone),
"could not get headphone-enable GPIO\n");
goto err_put_codec;
}
INIT_LIST_HEAD(&priv->hdmi_pcm_list);
snd_soc_card_set_drvdata(card, priv);