[PATCH v1 06/10] ASoC: tegra: Support MAX9808x by machine driver

Svyatoslav Ryhel
2023-02-21T18:32:48Z

Add Maxim MAX9808x codec support to the Tegra ASoC machine driver.
This codec is found on LG T30 devices like Optimus 4X HD and
Optimus Vu.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
sound/soc/tegra/Kconfig | 9 ++++++
sound/soc/tegra/tegra_asoc_machine.c | 46 +++++++++++++++++++++++++---
2 files changed, 51 insertions(+), 4 deletions(-)

diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig
index ff905e5dcd86..950f490b8d54 100644
--- a/sound/soc/tegra/Kconfig
+++ b/sound/soc/tegra/Kconfig
@@ -263,6 +263,15 @@ config SND_SOC_TEGRA_MAX98090
Say Y or M here if you want to add support for SoC audio on Tegra
boards using the MAX98090 codec, such as Venice2.

+config SND_SOC_TEGRA_MAX98088
+ tristate "SoC Audio support for Tegra boards using a MAX9808x codec"
+ depends on I2C && GPIOLIB
+ select SND_SOC_TEGRA_MACHINE_DRV
+ select SND_SOC_MAX98088
+ help
+ Say Y or M here if you want to add support for SoC audio on Tegra
+ boards using the MAX98088 codec, such as LG X3.
+
config SND_SOC_TEGRA_RT5677
tristate "SoC Audio support for Tegra boards using a RT5677 codec"
depends on I2C && GPIOLIB
diff --git a/sound/soc/tegra/tegra_asoc_machine.c b/sound/soc/tegra/tegra_asoc_machine.c
index 607800ec07a6..fa0627ea20d7 100644
--- a/sound/soc/tegra/tegra_asoc_machine.c
+++ b/sound/soc/tegra/tegra_asoc_machine.c
@@ -86,11 +86,11 @@ static int tegra_machine_event(struct snd_soc_dapm_widget *w,
gpiod_set_value_cansleep(machine->gpiod_spkr_en,
SND_SOC_DAPM_EVENT_ON(event));

- if (!strcmp(w->name, "Mic Jack"))
+ if (!strcmp(w->name, "Mic Jack") || !strcmp(w->name, "Headset Mic"))
gpiod_set_value_cansleep(machine->gpiod_ext_mic_en,
SND_SOC_DAPM_EVENT_ON(event));

- if (!strcmp(w->name, "Int Mic"))
+ if (!strcmp(w->name, "Int Mic") || !strcmp(w->name, "Internal Mic 2"))
gpiod_set_value_cansleep(machine->gpiod_int_mic_en,
SND_SOC_DAPM_EVENT_ON(event));

@@ -108,11 +108,12 @@ static const struct snd_soc_dapm_widget tegra_machine_dapm_widgets[] = {
SND_SOC_DAPM_HP("Headphones", NULL),
SND_SOC_DAPM_SPK("Speakers", tegra_machine_event),
SND_SOC_DAPM_SPK("Int Spk", tegra_machine_event),
+ SND_SOC_DAPM_SPK("Earpiece", NULL),
SND_SOC_DAPM_MIC("Int Mic", tegra_machine_event),
SND_SOC_DAPM_MIC("Mic Jack", tegra_machine_event),
SND_SOC_DAPM_MIC("Internal Mic 1", NULL),
- SND_SOC_DAPM_MIC("Internal Mic 2", NULL),
- SND_SOC_DAPM_MIC("Headset Mic", NULL),
+ SND_SOC_DAPM_MIC("Internal Mic 2", tegra_machine_event),
+ SND_SOC_DAPM_MIC("Headset Mic", tegra_machine_event),
SND_SOC_DAPM_MIC("Digital Mic", NULL),
SND_SOC_DAPM_MIC("Mic", NULL),
SND_SOC_DAPM_LINE("Line In Jack", NULL),
@@ -123,6 +124,7 @@ static const struct snd_soc_dapm_widget tegra_machine_dapm_widgets[] = {
static const struct snd_kcontrol_new tegra_machine_controls[] = {
SOC_DAPM_PIN_SWITCH("Speakers"),
SOC_DAPM_PIN_SWITCH("Int Spk"),
+ SOC_DAPM_PIN_SWITCH("Earpiece"),
SOC_DAPM_PIN_SWITCH("Int Mic"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
SOC_DAPM_PIN_SWITCH("Internal Mic 1"),
@@ -713,6 +715,40 @@ static const struct tegra_asoc_data tegra_max98090_data = {
.add_hp_jack = true,
};

+/* MAX98088 machine */
+
+SND_SOC_DAILINK_DEFS(max98088_hifi,
+ DAILINK_COMP_ARRAY(COMP_EMPTY()),
+ DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "HiFi")),
+ DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+static struct snd_soc_dai_link tegra_max98088_dai = {
+ .name = "MAX98088",
+ .stream_name = "MAX98088 PCM",
+ .init = tegra_asoc_machine_init,
+ .dai_fmt = SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS,
+ SND_SOC_DAILINK_REG(max98088_hifi),
+};
+
+static struct snd_soc_card snd_soc_tegra_max98088 = {
+ .components = "codec:max98088",
+ .dai_link = &tegra_max98088_dai,
+ .num_links = 1,
+ .fully_routed = true,
+};
+
+static const struct tegra_asoc_data tegra_max98088_data = {
+ .mclk_rate = tegra_machine_mclk_rate_12mhz,
+ .card = &snd_soc_tegra_max98088,
+ .add_common_dapm_widgets = true,
+ .add_common_controls = true,
+ .add_common_snd_ops = true,
+ .add_mic_jack = true,
+ .add_hp_jack = true,
+};
+
/* SGTL5000 machine */

SND_SOC_DAILINK_DEFS(sgtl5000_hifi,
@@ -941,6 +977,8 @@ static const struct tegra_asoc_data tegra_rt5631_data = {
static const struct of_device_id tegra_machine_of_match[] = {
{ .compatible = "nvidia,tegra-audio-trimslice", .data = &tegra_trimslice_data },
{ .compatible = "nvidia,tegra-audio-max98090", .data = &tegra_max98090_data },
+ { .compatible = "nvidia,tegra-audio-max98088", .data = &tegra_max98088_data },
+ { .compatible = "nvidia,tegra-audio-max98089", .data = &tegra_max98088_data },
{ .compatible = "nvidia,tegra-audio-sgtl5000", .data = &tegra_sgtl5000_data },
{ .compatible = "nvidia,tegra-audio-wm9712", .data = &tegra_wm9712_data },
{ .compatible = "nvidia,tegra-audio-wm8753", .data = &tegra_wm8753_data },
--
2.37.2