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Subject[PATCH] ASoC: Intel: bxt-da7219-max98357a: support MAX98390 speaker amp
Date
Support MAX98390 speaker amplifier on cometlake platform. Driver now
detects amplifier type in the probe function and installs corresponding
controls and DAPM widgets/routes in the late_probe function.

Signed-off-by: Brent Lu <brent.lu@intel.com>
---
sound/soc/intel/boards/Kconfig | 20 ++++
sound/soc/intel/boards/bxt_da7219_max98357a.c | 129 ++++++++++++++++++++--
sound/soc/intel/common/soc-acpi-intel-cml-match.c | 4 +-
3 files changed, 139 insertions(+), 14 deletions(-)

diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index 3d820e1..b3b863e 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -291,9 +291,17 @@ config SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
select SND_SOC_DMIC
select SND_SOC_HDAC_HDMI

+config SND_SOC_INTEL_DA7219_MAX98390_GENERIC
+ tristate
+ select SND_SOC_DA7219
+ select SND_SOC_MAX98390
+ select SND_SOC_DMIC
+ select SND_SOC_HDAC_HDMI
+
config SND_SOC_INTEL_BXT_DA7219_MAX98357A_COMMON
tristate
select SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
+ select SND_SOC_INTEL_DA7219_MAX98390_GENERIC

if SND_SOC_INTEL_APL

@@ -309,6 +317,18 @@ config SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH
Say Y or m if you have such a device. This is a recommended option.
If unsure select "N".

+config SND_SOC_INTEL_BXT_DA7219_MAX98390_MACH
+ tristate "Broxton with DA7219 and MAX98390 in I2S Mode"
+ depends on I2C && ACPI && GPIOLIB
+ depends on MFD_INTEL_LPSS || COMPILE_TEST
+ depends on SND_HDA_CODEC_HDMI
+ select SND_SOC_INTEL_BXT_DA7219_MAX98357A_COMMON
+ help
+ This adds support for ASoC machine driver for Broxton-P platforms
+ with DA7219 + MAX98390 I2S audio codec.
+ Say Y or m if you have such a device. This is a recommended option.
+ If unsure select "N".
+
config SND_SOC_INTEL_BXT_RT298_MACH
tristate "Broxton with RT298 I2S mode"
depends on I2C && ACPI && GPIOLIB
diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c
index 44016c1..12f07e1 100644
--- a/sound/soc/intel/boards/bxt_da7219_max98357a.c
+++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c
@@ -25,9 +25,14 @@

#define BXT_DIALOG_CODEC_DAI "da7219-hifi"
#define BXT_MAXIM_CODEC_DAI "HiFi"
+#define MAX98390_DEV0_NAME "i2c-MX98390:00"
+#define MAX98390_DEV1_NAME "i2c-MX98390:01"
#define DUAL_CHANNEL 2
#define QUAD_CHANNEL 4

+#define SPKAMP_MAX98357A 1
+#define SPKAMP_MAX98390 2
+
static struct snd_soc_jack broxton_headset;
static struct snd_soc_jack broxton_hdmi[3];

@@ -40,6 +45,7 @@ struct bxt_hdmi_pcm {
struct bxt_card_private {
struct list_head hdmi_pcm_list;
bool common_hdmi_codec_drv;
+ int spkamp;
};

enum {
@@ -85,13 +91,20 @@ static int platform_clock_control(struct snd_soc_dapm_widget *w,
static const struct snd_kcontrol_new broxton_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone Jack"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
+};
+
+static const struct snd_kcontrol_new max98357a_controls[] = {
SOC_DAPM_PIN_SWITCH("Spk"),
};

+static const struct snd_kcontrol_new max98390_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Left Spk"),
+ SOC_DAPM_PIN_SWITCH("Right Spk"),
+};
+
static const struct snd_soc_dapm_widget broxton_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
- SND_SOC_DAPM_SPK("Spk", NULL),
SND_SOC_DAPM_MIC("SoC DMIC", NULL),
SND_SOC_DAPM_SPK("HDMI1", NULL),
SND_SOC_DAPM_SPK("HDMI2", NULL),
@@ -100,14 +113,20 @@ static const struct snd_soc_dapm_widget broxton_widgets[] = {
platform_clock_control, SND_SOC_DAPM_POST_PMD|SND_SOC_DAPM_PRE_PMU),
};

+static const struct snd_soc_dapm_widget max98357a_widgets[] = {
+ SND_SOC_DAPM_SPK("Spk", NULL),
+};
+
+static const struct snd_soc_dapm_widget max98390_widgets[] = {
+ SND_SOC_DAPM_SPK("Left Spk", NULL),
+ SND_SOC_DAPM_SPK("Right Spk", NULL),
+};
+
static const struct snd_soc_dapm_route audio_map[] = {
/* HP jack connectors - unknown if we have jack detection */
{"Headphone Jack", NULL, "HPL"},
{"Headphone Jack", NULL, "HPR"},

- /* speaker */
- {"Spk", NULL, "Speaker"},
-
/* other jacks */
{"MIC", NULL, "Headset Mic"},

@@ -134,6 +153,17 @@ static const struct snd_soc_dapm_route audio_map[] = {
{ "Headset Mic", NULL, "Platform Clock" },
};

+static const struct snd_soc_dapm_route max98357a_routes[] = {
+ /* speaker */
+ {"Spk", NULL, "Speaker"},
+};
+
+static const struct snd_soc_dapm_route max98390_routes[] = {
+ /* Speaker */
+ {"Left Spk", NULL, "Left BE_OUT"},
+ {"Right Spk", NULL, "Right BE_OUT"},
+};
+
static const struct snd_soc_dapm_route broxton_map[] = {
{"HiFi Playback", NULL, "ssp5 Tx"},
{"ssp5 Tx", NULL, "codec0_out"},
@@ -404,6 +434,10 @@ SND_SOC_DAILINK_DEF(ssp5_pin,
SND_SOC_DAILINK_DEF(ssp5_codec,
DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00",
BXT_MAXIM_CODEC_DAI)));
+SND_SOC_DAILINK_DEF(max98390_codec,
+ DAILINK_COMP_ARRAY(
+ /* Left */ COMP_CODEC(MAX98390_DEV0_NAME, "max98390-aif1"),
+ /* Right */ COMP_CODEC(MAX98390_DEV1_NAME, "max98390-aif1")));

SND_SOC_DAILINK_DEF(ssp1_pin,
DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
@@ -601,15 +635,69 @@ static struct snd_soc_dai_link broxton_dais[] = {
},
};

+static struct snd_soc_codec_conf max98390_codec_confs[] = {
+ {
+ .dlc = COMP_CODEC_CONF(MAX98390_DEV0_NAME),
+ .name_prefix = "Left",
+ },
+ {
+ .dlc = COMP_CODEC_CONF(MAX98390_DEV1_NAME),
+ .name_prefix = "Right",
+ },
+};
+
#define NAME_SIZE 32
static int bxt_card_late_probe(struct snd_soc_card *card)
{
struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card);
struct bxt_hdmi_pcm *pcm;
struct snd_soc_component *component = NULL;
- int err, i = 0;
+ const struct snd_kcontrol_new *controls;
+ const struct snd_soc_dapm_widget *widgets;
+ const struct snd_soc_dapm_route *routes;
+ int num_controls, num_widgets, num_routes, ret, i = 0;
char jack_name[NAME_SIZE];

+ switch (ctx->spkamp) {
+ case SPKAMP_MAX98357A:
+ controls = max98357a_controls;
+ num_controls = ARRAY_SIZE(max98357a_controls);
+ widgets = max98357a_widgets;
+ num_widgets = ARRAY_SIZE(max98357a_widgets);
+ routes = max98357a_routes;
+ num_routes = ARRAY_SIZE(max98357a_routes);
+ break;
+ case SPKAMP_MAX98390:
+ controls = max98390_controls;
+ num_controls = ARRAY_SIZE(max98390_controls);
+ widgets = max98390_widgets;
+ num_widgets = ARRAY_SIZE(max98390_widgets);
+ routes = max98390_routes;
+ num_routes = ARRAY_SIZE(max98390_routes);
+ break;
+ default:
+ dev_err(card->dev, "Invalid speaker amplifier %d\n", ctx->spkamp);
+ break;
+ }
+
+ ret = snd_soc_dapm_new_controls(&card->dapm, widgets, num_widgets);
+ if (ret) {
+ dev_err(card->dev, "Fail to new widgets\n");
+ return ret;
+ }
+
+ ret = snd_soc_add_card_controls(card, controls, num_controls);
+ if (ret) {
+ dev_err(card->dev, "Fail to add controls\n");
+ return ret;
+ }
+
+ ret = snd_soc_dapm_add_routes(&card->dapm, routes, num_routes);
+ if (ret) {
+ dev_err(card->dev, "Fail to add routes\n");
+ return ret;
+ }
+
if (soc_intel_is_glk())
snd_soc_dapm_add_routes(&card->dapm, gemini_map,
ARRAY_SIZE(gemini_map));
@@ -631,17 +719,17 @@ static int bxt_card_late_probe(struct snd_soc_card *card)
component = pcm->codec_dai->component;
snprintf(jack_name, sizeof(jack_name),
"HDMI/DP, pcm=%d Jack", pcm->device);
- err = snd_soc_card_jack_new(card, jack_name,
+ ret = snd_soc_card_jack_new(card, jack_name,
SND_JACK_AVOUT, &broxton_hdmi[i],
NULL, 0);

- if (err)
- return err;
+ if (ret)
+ return ret;

- err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
+ ret = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
&broxton_hdmi[i]);
- if (err < 0)
- return err;
+ if (ret < 0)
+ return ret;

i++;
}
@@ -678,6 +766,11 @@ static int broxton_audio_probe(struct platform_device *pdev)

INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

+ if (acpi_dev_present("MX98390", NULL, -1))
+ ctx->spkamp = SPKAMP_MAX98390;
+ else
+ ctx->spkamp = SPKAMP_MAX98357A;
+
broxton_audio_card.dev = &pdev->dev;
snd_soc_card_set_drvdata(&broxton_audio_card, ctx);
if (soc_intel_is_glk()) {
@@ -702,7 +795,13 @@ static int broxton_audio_probe(struct platform_device *pdev)
} else if (soc_intel_is_cml()) {
unsigned int i;

- broxton_audio_card.name = "cmlda7219max";
+ if (ctx->spkamp == SPKAMP_MAX98390) {
+ broxton_audio_card.name = "cml_max98390_da7219";
+
+ broxton_audio_card.codec_conf = max98390_codec_confs;
+ broxton_audio_card.num_configs = ARRAY_SIZE(max98390_codec_confs);
+ } else
+ broxton_audio_card.name = "cmlda7219max";

for (i = 0; i < ARRAY_SIZE(broxton_dais); i++) {
/* MAXIM_CODEC is connected to SSP1. */
@@ -710,6 +809,11 @@ static int broxton_audio_probe(struct platform_device *pdev)
BXT_MAXIM_CODEC_DAI)) {
broxton_dais[i].name = "SSP1-Codec";
broxton_dais[i].cpus->dai_name = "SSP1 Pin";
+
+ if (ctx->spkamp == SPKAMP_MAX98390) {
+ broxton_dais[i].codecs = max98390_codec;
+ broxton_dais[i].num_codecs = ARRAY_SIZE(max98390_codec);
+ }
}
/* DIALOG_CODEC is connected to SSP0 */
else if (!strcmp(broxton_dais[i].codecs->dai_name,
@@ -759,6 +863,7 @@ MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
MODULE_AUTHOR("Mac Chiang <mac.chiang@intel.com>");
+MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:bxt_da7219_max98357a");
MODULE_ALIAS("platform:glk_da7219_max98357a");
diff --git a/sound/soc/intel/common/soc-acpi-intel-cml-match.c b/sound/soc/intel/common/soc-acpi-intel-cml-match.c
index cdea0c0..7dc9ba9 100644
--- a/sound/soc/intel/common/soc-acpi-intel-cml-match.c
+++ b/sound/soc/intel/common/soc-acpi-intel-cml-match.c
@@ -15,8 +15,8 @@ static struct snd_soc_acpi_codecs rt1011_spk_codecs = {
};

static struct snd_soc_acpi_codecs max98357a_spk_codecs = {
- .num_codecs = 1,
- .codecs = {"MX98357A"}
+ .num_codecs = 2,
+ .codecs = {"MX98357A", "MX98390"}
};

/*
--
2.7.4
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