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SubjectRE: [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>

This patch is from Chrome-v4.19 branch to support the combination of DA7219
and MAX98390 on a CML Chromebook. It reuses the topology file
sof-cml-da7219-max98357a.tplg


> ---
> 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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