// SPDX-License-Identifier: GPL-2.0-only /* * Intel Broxton-P I2S Machine Driver * * Copyright (C) 2016, Intel Corporation. All rights reserved. * * Modified from: * Intel Skylake I2S Machine driver */ #include #include #include #include #include #include #include #include #include #include "../../codecs/hdac_hdmi.h" #include "../../codecs/da7219.h" #include "../../codecs/da7219-aad.h" #include "../common/soc-intel-quirks.h" #include "hda_dsp_common.h" #define BXT_DIALOG_CODEC_DAI "da7219-hifi" #define BXT_MAXIM_CODEC_DAI "HiFi" #define DUAL_CHANNEL 2 #define QUAD_CHANNEL 4 static struct snd_soc_jack broxton_headset; static struct snd_soc_jack broxton_hdmi[3]; struct bxt_hdmi_pcm { struct list_head head; struct snd_soc_dai *codec_dai; int device; }; struct bxt_card_private { struct list_head hdmi_pcm_list; bool common_hdmi_codec_drv; }; enum { BXT_DPCM_AUDIO_PB = 0, BXT_DPCM_AUDIO_CP, BXT_DPCM_AUDIO_HS_PB, BXT_DPCM_AUDIO_REF_CP, BXT_DPCM_AUDIO_DMIC_CP, BXT_DPCM_AUDIO_HDMI1_PB, BXT_DPCM_AUDIO_HDMI2_PB, BXT_DPCM_AUDIO_HDMI3_PB, }; static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { int ret = 0; struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct snd_soc_dai *codec_dai; codec_dai = snd_soc_card_get_codec_dai(card, BXT_DIALOG_CODEC_DAI); if (!codec_dai) { dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n"); return -EIO; } if (SND_SOC_DAPM_EVENT_OFF(event)) { ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 0, 0); if (ret) dev_err(card->dev, "failed to stop PLL: %d\n", ret); } else if(SND_SOC_DAPM_EVENT_ON(event)) { ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304); if (ret) dev_err(card->dev, "failed to start PLL: %d\n", ret); } return ret; } static const struct snd_kcontrol_new broxton_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_DAPM_PIN_SWITCH("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), SND_SOC_DAPM_SPK("HDMI3", NULL), SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, platform_clock_control, SND_SOC_DAPM_POST_PMD|SND_SOC_DAPM_PRE_PMU), }; 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"}, /* digital mics */ {"DMic", NULL, "SoC DMIC"}, /* CODEC BE connections */ {"HDMI1", NULL, "hif5-0 Output"}, {"HDMI2", NULL, "hif6-0 Output"}, {"HDMI2", NULL, "hif7-0 Output"}, {"hifi3", NULL, "iDisp3 Tx"}, {"iDisp3 Tx", NULL, "iDisp3_out"}, {"hifi2", NULL, "iDisp2 Tx"}, {"iDisp2 Tx", NULL, "iDisp2_out"}, {"hifi1", NULL, "iDisp1 Tx"}, {"iDisp1 Tx", NULL, "iDisp1_out"}, /* DMIC */ {"dmic01_hifi", NULL, "DMIC01 Rx"}, {"DMIC01 Rx", NULL, "DMIC AIF"}, { "Headphone Jack", NULL, "Platform Clock" }, { "Headset Mic", NULL, "Platform Clock" }, }; static const struct snd_soc_dapm_route broxton_map[] = { {"HiFi Playback", NULL, "ssp5 Tx"}, {"ssp5 Tx", NULL, "codec0_out"}, {"Playback", NULL, "ssp1 Tx"}, {"ssp1 Tx", NULL, "codec1_out"}, {"codec0_in", NULL, "ssp1 Rx"}, {"ssp1 Rx", NULL, "Capture"}, }; static const struct snd_soc_dapm_route gemini_map[] = { {"HiFi Playback", NULL, "ssp1 Tx"}, {"ssp1 Tx", NULL, "codec0_out"}, {"Playback", NULL, "ssp2 Tx"}, {"ssp2 Tx", NULL, "codec1_out"}, {"codec0_in", NULL, "ssp2 Rx"}, {"ssp2 Rx", NULL, "Capture"}, }; static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *chan = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); /* The ADSP will convert the FE rate to 48k, stereo */ rate->min = rate->max = 48000; chan->min = chan->max = DUAL_CHANNEL; /* set SSP to 24 bit */ snd_mask_none(fmt); snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); return 0; } static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd) { int ret; struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_component *component = rtd->codec_dai->component; int clk_freq; /* Configure sysclk for codec */ if (soc_intel_is_cml()) clk_freq = 24000000; else clk_freq = 19200000; ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, clk_freq, SND_SOC_CLOCK_IN); if (ret) { dev_err(rtd->dev, "can't set codec sysclk configuration\n"); return ret; } /* * Headset buttons map to the google Reference headset. * These can be configured by userspace. */ ret = snd_soc_card_jack_new(rtd->card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT, &broxton_headset, NULL, 0); if (ret) { dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); return ret; } snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_1, KEY_VOLUMEUP); snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); snd_jack_set_key(broxton_headset.jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); da7219_aad_jack_det(component, &broxton_headset); snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC"); return ret; } static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd) { struct bxt_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = rtd->codec_dai; struct bxt_hdmi_pcm *pcm; pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); if (!pcm) return -ENOMEM; pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id; pcm->codec_dai = dai; list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); return 0; } static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dapm_context *dapm; struct snd_soc_component *component = rtd->cpu_dai->component; dapm = snd_soc_component_get_dapm(component); snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); return 0; } static const unsigned int rates[] = { 48000, }; static const struct snd_pcm_hw_constraint_list constraints_rates = { .count = ARRAY_SIZE(rates), .list = rates, .mask = 0, }; static const unsigned int channels[] = { DUAL_CHANNEL, }; static const struct snd_pcm_hw_constraint_list constraints_channels = { .count = ARRAY_SIZE(channels), .list = channels, .mask = 0, }; static const unsigned int channels_quad[] = { QUAD_CHANNEL, }; static const struct snd_pcm_hw_constraint_list constraints_channels_quad = { .count = ARRAY_SIZE(channels_quad), .list = channels_quad, .mask = 0, }; static int bxt_fe_startup(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; /* * On this platform for PCM device we support, * 48Khz * stereo * 16 bit audio */ runtime->hw.channels_max = DUAL_CHANNEL; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &constraints_channels); runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); return 0; } static const struct snd_soc_ops broxton_da7219_fe_ops = { .startup = bxt_fe_startup, }; static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *chan = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); if (params_channels(params) == 2) chan->min = chan->max = 2; else chan->min = chan->max = 4; return 0; } static int broxton_dmic_startup(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &constraints_channels_quad); return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); } static const struct snd_soc_ops broxton_dmic_ops = { .startup = broxton_dmic_startup, }; static const unsigned int rates_16000[] = { 16000, }; static const struct snd_pcm_hw_constraint_list constraints_16000 = { .count = ARRAY_SIZE(rates_16000), .list = rates_16000, }; static const unsigned int ch_mono[] = { 1, }; static const struct snd_pcm_hw_constraint_list constraints_refcap = { .count = ARRAY_SIZE(ch_mono), .list = ch_mono, }; static int broxton_refcap_startup(struct snd_pcm_substream *substream) { substream->runtime->hw.channels_max = 1; snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &constraints_refcap); return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_16000); }; static const struct snd_soc_ops broxton_refcap_ops = { .startup = broxton_refcap_startup, }; /* broxton digital audio interface glue - connects codec <--> CPU */ SND_SOC_DAILINK_DEF(dummy, DAILINK_COMP_ARRAY(COMP_DUMMY())); SND_SOC_DAILINK_DEF(system, DAILINK_COMP_ARRAY(COMP_CPU("System Pin"))); SND_SOC_DAILINK_DEF(system2, DAILINK_COMP_ARRAY(COMP_CPU("System Pin2"))); SND_SOC_DAILINK_DEF(reference, DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin"))); SND_SOC_DAILINK_DEF(dmic, DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin"))); SND_SOC_DAILINK_DEF(hdmi1, DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin"))); SND_SOC_DAILINK_DEF(hdmi2, DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin"))); SND_SOC_DAILINK_DEF(hdmi3, DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin"))); /* Back End DAI */ SND_SOC_DAILINK_DEF(ssp5_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP5 Pin"))); SND_SOC_DAILINK_DEF(ssp5_codec, DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", BXT_MAXIM_CODEC_DAI))); SND_SOC_DAILINK_DEF(ssp1_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); SND_SOC_DAILINK_DEF(ssp1_codec, DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", BXT_DIALOG_CODEC_DAI))); SND_SOC_DAILINK_DEF(dmic_pin, DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); SND_SOC_DAILINK_DEF(dmic16k_pin, DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin"))); SND_SOC_DAILINK_DEF(dmic_codec, DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); SND_SOC_DAILINK_DEF(idisp1_pin, DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); SND_SOC_DAILINK_DEF(idisp1_codec, DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); SND_SOC_DAILINK_DEF(idisp2_pin, DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); SND_SOC_DAILINK_DEF(idisp2_codec, DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); SND_SOC_DAILINK_DEF(idisp3_pin, DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); SND_SOC_DAILINK_DEF(idisp3_codec, DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0"))); static struct snd_soc_dai_link broxton_dais[] = { /* Front End DAI links */ [BXT_DPCM_AUDIO_PB] = { .name = "Bxt Audio Port", .stream_name = "Audio", .dynamic = 1, .nonatomic = 1, .init = broxton_da7219_fe_init, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, .ops = &broxton_da7219_fe_ops, SND_SOC_DAILINK_REG(system, dummy, platform), }, [BXT_DPCM_AUDIO_CP] = { .name = "Bxt Audio Capture Port", .stream_name = "Audio Record", .dynamic = 1, .nonatomic = 1, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_capture = 1, .ops = &broxton_da7219_fe_ops, SND_SOC_DAILINK_REG(system, dummy, platform), }, [BXT_DPCM_AUDIO_HS_PB] = { .name = "Bxt Audio Headset Playback", .stream_name = "Headset Playback", .dynamic = 1, .nonatomic = 1, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, .ops = &broxton_da7219_fe_ops, SND_SOC_DAILINK_REG(system2, dummy, platform), }, [BXT_DPCM_AUDIO_REF_CP] = { .name = "Bxt Audio Reference cap", .stream_name = "Refcap", .init = NULL, .dpcm_capture = 1, .nonatomic = 1, .dynamic = 1, .ops = &broxton_refcap_ops, SND_SOC_DAILINK_REG(reference, dummy, platform), }, [BXT_DPCM_AUDIO_DMIC_CP] = { .name = "Bxt Audio DMIC cap", .stream_name = "dmiccap", .init = NULL, .dpcm_capture = 1, .nonatomic = 1, .dynamic = 1, .ops = &broxton_dmic_ops, SND_SOC_DAILINK_REG(dmic, dummy, platform), }, [BXT_DPCM_AUDIO_HDMI1_PB] = { .name = "Bxt HDMI Port1", .stream_name = "Hdmi1", .dpcm_playback = 1, .init = NULL, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi1, dummy, platform), }, [BXT_DPCM_AUDIO_HDMI2_PB] = { .name = "Bxt HDMI Port2", .stream_name = "Hdmi2", .dpcm_playback = 1, .init = NULL, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi2, dummy, platform), }, [BXT_DPCM_AUDIO_HDMI3_PB] = { .name = "Bxt HDMI Port3", .stream_name = "Hdmi3", .dpcm_playback = 1, .init = NULL, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi3, dummy, platform), }, /* Back End DAI links */ { /* SSP5 - Codec */ .name = "SSP5-Codec", .id = 0, .no_pcm = 1, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS, .ignore_pmdown_time = 1, .be_hw_params_fixup = broxton_ssp_fixup, .dpcm_playback = 1, SND_SOC_DAILINK_REG(ssp5_pin, ssp5_codec, platform), }, { /* SSP1 - Codec */ .name = "SSP1-Codec", .id = 1, .no_pcm = 1, .init = broxton_da7219_codec_init, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS, .ignore_pmdown_time = 1, .be_hw_params_fixup = broxton_ssp_fixup, .dpcm_playback = 1, .dpcm_capture = 1, SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform), }, { .name = "dmic01", .id = 2, .ignore_suspend = 1, .be_hw_params_fixup = broxton_dmic_fixup, .dpcm_capture = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), }, { .name = "iDisp1", .id = 3, .init = broxton_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), }, { .name = "iDisp2", .id = 4, .init = broxton_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), }, { .name = "iDisp3", .id = 5, .init = broxton_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), }, { .name = "dmic16k", .id = 6, .be_hw_params_fixup = broxton_dmic_fixup, .dpcm_capture = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(dmic16k_pin, dmic_codec, platform), }, }; #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; char jack_name[NAME_SIZE]; if (soc_intel_is_glk()) snd_soc_dapm_add_routes(&card->dapm, gemini_map, ARRAY_SIZE(gemini_map)); else snd_soc_dapm_add_routes(&card->dapm, broxton_map, ARRAY_SIZE(broxton_map)); if (list_empty(&ctx->hdmi_pcm_list)) return -EINVAL; if (ctx->common_hdmi_codec_drv) { pcm = list_first_entry(&ctx->hdmi_pcm_list, struct bxt_hdmi_pcm, head); component = pcm->codec_dai->component; return hda_dsp_hdmi_build_controls(card, component); } list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 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, SND_JACK_AVOUT, &broxton_hdmi[i], NULL, 0); if (err) return err; err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, &broxton_hdmi[i]); if (err < 0) return err; i++; } return hdac_hdmi_jack_port_init(component, &card->dapm); } /* broxton audio machine driver for SPT + da7219 */ static struct snd_soc_card broxton_audio_card = { .name = "bxtda7219max", .owner = THIS_MODULE, .dai_link = broxton_dais, .num_links = ARRAY_SIZE(broxton_dais), .controls = broxton_controls, .num_controls = ARRAY_SIZE(broxton_controls), .dapm_widgets = broxton_widgets, .num_dapm_widgets = ARRAY_SIZE(broxton_widgets), .dapm_routes = audio_map, .num_dapm_routes = ARRAY_SIZE(audio_map), .fully_routed = true, .late_probe = bxt_card_late_probe, }; static int broxton_audio_probe(struct platform_device *pdev) { struct bxt_card_private *ctx; struct snd_soc_acpi_mach *mach; const char *platform_name; int ret; ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; INIT_LIST_HEAD(&ctx->hdmi_pcm_list); broxton_audio_card.dev = &pdev->dev; snd_soc_card_set_drvdata(&broxton_audio_card, ctx); if (soc_intel_is_glk()) { unsigned int i; broxton_audio_card.name = "glkda7219max"; /* Fixup the SSP entries for geminilake */ for (i = 0; i < ARRAY_SIZE(broxton_dais); i++) { /* MAXIM_CODEC is connected to SSP1. */ if (!strcmp(broxton_dais[i].codecs->dai_name, BXT_MAXIM_CODEC_DAI)) { broxton_dais[i].name = "SSP1-Codec"; broxton_dais[i].cpus->dai_name = "SSP1 Pin"; } /* DIALOG_CODE is connected to SSP2 */ else if (!strcmp(broxton_dais[i].codecs->dai_name, BXT_DIALOG_CODEC_DAI)) { broxton_dais[i].name = "SSP2-Codec"; broxton_dais[i].cpus->dai_name = "SSP2 Pin"; } } } else if (soc_intel_is_cml()) { unsigned int i; broxton_audio_card.name = "cmlda7219max"; for (i = 0; i < ARRAY_SIZE(broxton_dais); i++) { /* MAXIM_CODEC is connected to SSP1. */ if (!strcmp(broxton_dais[i].codecs->dai_name, BXT_MAXIM_CODEC_DAI)) { broxton_dais[i].name = "SSP1-Codec"; broxton_dais[i].cpus->dai_name = "SSP1 Pin"; } /* DIALOG_CODEC is connected to SSP0 */ else if (!strcmp(broxton_dais[i].codecs->dai_name, BXT_DIALOG_CODEC_DAI)) { broxton_dais[i].name = "SSP0-Codec"; broxton_dais[i].cpus->dai_name = "SSP0 Pin"; } } } /* override plaform name, if required */ mach = (&pdev->dev)->platform_data; platform_name = mach->mach_params.platform; ret = snd_soc_fixup_dai_links_platform_name(&broxton_audio_card, platform_name); if (ret) return ret; ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card); } static const struct platform_device_id bxt_board_ids[] = { { .name = "bxt_da7219_max98357a" }, { .name = "glk_da7219_max98357a" }, { .name = "cml_da7219_max98357a" }, { } }; static struct platform_driver broxton_audio = { .probe = broxton_audio_probe, .driver = { .name = "bxt_da7219_max98357a", .pm = &snd_soc_pm_ops, }, .id_table = bxt_board_ids, }; module_platform_driver(broxton_audio) /* Module information */ MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode"); MODULE_AUTHOR("Sathyanarayana Nujella "); MODULE_AUTHOR("Rohit Ainapure "); MODULE_AUTHOR("Harsha Priya "); MODULE_AUTHOR("Conrad Cooke "); MODULE_AUTHOR("Naveen Manohar "); MODULE_AUTHOR("Mac Chiang "); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:bxt_da7219_max98357a"); MODULE_ALIAS("platform:glk_da7219_max98357a"); MODULE_ALIAS("platform:cml_da7219_max98357a");