// SPDX-License-Identifier: GPL-2.0 // Copyright(c) 2018 Intel Corporation. /* * Intel Geminilake I2S Machine Driver with MAX98357A & RT5682 Codecs * * Modified from: * Intel Apollolake I2S Machine driver */ #include <linux/input.h> #include <linux/module.h> #include <linux/platform_device.h> #include <sound/core.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-acpi.h> #include "../../codecs/rt5682.h" #include "../../codecs/hdac_hdmi.h" #include "hda_dsp_common.h" /* The platform clock outputs 19.2Mhz clock to codec as I2S MCLK */ #define GLK_PLAT_CLK_FREQ 19200000 #define RT5682_PLL_FREQ (48000 * 512) #define GLK_REALTEK_CODEC_DAI "rt5682-aif1" #define GLK_MAXIM_CODEC_DAI "HiFi" #define MAXIM_DEV0_NAME "MX98357A:00" #define DUAL_CHANNEL 2 #define QUAD_CHANNEL 4 #define NAME_SIZE 32 static struct snd_soc_jack geminilake_hdmi[3]; struct glk_hdmi_pcm { struct list_head head; struct snd_soc_dai *codec_dai; int device; }; struct glk_card_private { struct snd_soc_jack geminilake_headset; struct list_head hdmi_pcm_list; bool common_hdmi_codec_drv; }; enum { GLK_DPCM_AUDIO_PB = 0, GLK_DPCM_AUDIO_CP, GLK_DPCM_AUDIO_HS_PB, GLK_DPCM_AUDIO_ECHO_REF_CP, GLK_DPCM_AUDIO_REF_CP, GLK_DPCM_AUDIO_DMIC_CP, GLK_DPCM_AUDIO_HDMI1_PB, GLK_DPCM_AUDIO_HDMI2_PB, GLK_DPCM_AUDIO_HDMI3_PB, }; static const struct snd_kcontrol_new geminilake_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 geminilake_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), }; static const struct snd_soc_dapm_route geminilake_map[] = { /* HP jack connectors - unknown if we have jack detection */ { "Headphone Jack", NULL, "HPOL" }, { "Headphone Jack", NULL, "HPOR" }, /* speaker */ { "Spk", NULL, "Speaker" }, /* other jacks */ { "IN1P", NULL, "Headset Mic" }, /* digital mics */ { "DMic", NULL, "SoC DMIC" }, /* CODEC BE connections */ { "HiFi Playback", NULL, "ssp1 Tx" }, { "ssp1 Tx", NULL, "codec0_out" }, { "AIF1 Playback", NULL, "ssp2 Tx" }, { "ssp2 Tx", NULL, "codec1_out" }, { "codec0_in", NULL, "ssp2 Rx" }, { "ssp2 Rx", NULL, "AIF1 Capture" }, { "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" }, }; static int geminilake_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 geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd) { struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); struct snd_soc_jack *jack; int ret; ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ); if (ret < 0) { dev_err(rtd->dev, "can't set codec pll: %d\n", ret); return ret; } /* Configure sysclk for codec */ ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, RT5682_PLL_FREQ, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", 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, &ctx->geminilake_headset, NULL, 0); if (ret) { dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); return ret; } jack = &ctx->geminilake_headset; snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); ret = snd_soc_component_set_jack(component, jack, NULL); if (ret) { dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); return ret; } return ret; }; static int geminilake_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); int ret; /* Set valid bitmask & configuration for I2S in 24 bit */ ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, 24); if (ret < 0) { dev_err(rtd->dev, "set TDM slot err:%d\n", ret); return ret; } return ret; } static struct snd_soc_ops geminilake_rt5682_ops = { .hw_params = geminilake_rt5682_hw_params, }; static int geminilake_hdmi_init(struct snd_soc_pcm_runtime *rtd) { struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); struct glk_hdmi_pcm *pcm; pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); if (!pcm) return -ENOMEM; pcm->device = GLK_DPCM_AUDIO_HDMI1_PB + dai->id; pcm->codec_dai = dai; list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); return 0; } static int geminilake_rt5682_fe_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component; struct snd_soc_dapm_context *dapm; int ret; dapm = snd_soc_component_get_dapm(component); ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); if (ret) { dev_err(rtd->dev, "Ref Cap ignore suspend failed %d\n", ret); return ret; } return ret; } 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 unsigned int channels_quad[] = { QUAD_CHANNEL, }; static struct snd_pcm_hw_constraint_list constraints_channels_quad = { .count = ARRAY_SIZE(channels_quad), .list = channels_quad, .mask = 0, }; static int geminilake_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); /* * set BE channel constraint as user FE channels */ chan->min = chan->max = 4; return 0; } static int geminilake_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 geminilake_dmic_ops = { .startup = geminilake_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 int geminilake_refcap_startup(struct snd_pcm_substream *substream) { return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_16000); }; static const struct snd_soc_ops geminilake_refcap_ops = { .startup = geminilake_refcap_startup, }; 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(echoref, DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin"))); 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"))); SND_SOC_DAILINK_DEF(ssp1_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); SND_SOC_DAILINK_DEF(ssp1_codec, DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME, GLK_MAXIM_CODEC_DAI))); SND_SOC_DAILINK_DEF(ssp2_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin"))); SND_SOC_DAILINK_DEF(ssp2_codec, DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", GLK_REALTEK_CODEC_DAI))); SND_SOC_DAILINK_DEF(dmic_pin, DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 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"))); /* geminilake digital audio interface glue - connects codec <--> CPU */ static struct snd_soc_dai_link geminilake_dais[] = { /* Front End DAI links */ [GLK_DPCM_AUDIO_PB] = { .name = "Glk Audio Port", .stream_name = "Audio", .dynamic = 1, .nonatomic = 1, .init = geminilake_rt5682_fe_init, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, SND_SOC_DAILINK_REG(system, dummy, platform), }, [GLK_DPCM_AUDIO_CP] = { .name = "Glk 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, SND_SOC_DAILINK_REG(system, dummy, platform), }, [GLK_DPCM_AUDIO_HS_PB] = { .name = "Glk Audio Headset Playback", .stream_name = "Headset Audio", .dpcm_playback = 1, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(system2, dummy, platform), }, [GLK_DPCM_AUDIO_ECHO_REF_CP] = { .name = "Glk Audio Echo Reference cap", .stream_name = "Echoreference Capture", .init = NULL, .capture_only = 1, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(echoref, dummy, platform), }, [GLK_DPCM_AUDIO_REF_CP] = { .name = "Glk Audio Reference cap", .stream_name = "Refcap", .init = NULL, .dpcm_capture = 1, .nonatomic = 1, .dynamic = 1, .ops = &geminilake_refcap_ops, SND_SOC_DAILINK_REG(reference, dummy, platform), }, [GLK_DPCM_AUDIO_DMIC_CP] = { .name = "Glk Audio DMIC cap", .stream_name = "dmiccap", .init = NULL, .dpcm_capture = 1, .nonatomic = 1, .dynamic = 1, .ops = &geminilake_dmic_ops, SND_SOC_DAILINK_REG(dmic, dummy, platform), }, [GLK_DPCM_AUDIO_HDMI1_PB] = { .name = "Glk HDMI Port1", .stream_name = "Hdmi1", .dpcm_playback = 1, .init = NULL, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi1, dummy, platform), }, [GLK_DPCM_AUDIO_HDMI2_PB] = { .name = "Glk HDMI Port2", .stream_name = "Hdmi2", .dpcm_playback = 1, .init = NULL, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi2, dummy, platform), }, [GLK_DPCM_AUDIO_HDMI3_PB] = { .name = "Glk HDMI Port3", .stream_name = "Hdmi3", .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, .init = NULL, .nonatomic = 1, .dynamic = 1, SND_SOC_DAILINK_REG(hdmi3, dummy, platform), }, /* Back End DAI links */ { /* SSP1 - Codec */ .name = "SSP1-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 = geminilake_ssp_fixup, .dpcm_playback = 1, SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform), }, { /* SSP2 - Codec */ .name = "SSP2-Codec", .id = 1, .no_pcm = 1, .init = geminilake_rt5682_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 = geminilake_ssp_fixup, .ops = &geminilake_rt5682_ops, .dpcm_playback = 1, .dpcm_capture = 1, SND_SOC_DAILINK_REG(ssp2_pin, ssp2_codec, platform), }, { .name = "dmic01", .id = 2, .ignore_suspend = 1, .be_hw_params_fixup = geminilake_dmic_fixup, .dpcm_capture = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), }, { .name = "iDisp1", .id = 3, .init = geminilake_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), }, { .name = "iDisp2", .id = 4, .init = geminilake_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), }, { .name = "iDisp3", .id = 5, .init = geminilake_hdmi_init, .dpcm_playback = 1, .no_pcm = 1, SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), }, }; static int glk_card_late_probe(struct snd_soc_card *card) { struct glk_card_private *ctx = snd_soc_card_get_drvdata(card); struct snd_soc_component *component = NULL; char jack_name[NAME_SIZE]; struct glk_hdmi_pcm *pcm; int err; int i = 0; if (list_empty(&ctx->hdmi_pcm_list)) return -EINVAL; if (ctx->common_hdmi_codec_drv) { pcm = list_first_entry(&ctx->hdmi_pcm_list, struct glk_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, &geminilake_hdmi[i], NULL, 0); if (err) return err; err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, &geminilake_hdmi[i]); if (err < 0) return err; i++; } return hdac_hdmi_jack_port_init(component, &card->dapm); } /* geminilake audio machine driver for SPT + RT5682 */ static struct snd_soc_card glk_audio_card_rt5682_m98357a = { .name = "glkrt5682max", .owner = THIS_MODULE, .dai_link = geminilake_dais, .num_links = ARRAY_SIZE(geminilake_dais), .controls = geminilake_controls, .num_controls = ARRAY_SIZE(geminilake_controls), .dapm_widgets = geminilake_widgets, .num_dapm_widgets = ARRAY_SIZE(geminilake_widgets), .dapm_routes = geminilake_map, .num_dapm_routes = ARRAY_SIZE(geminilake_map), .fully_routed = true, .late_probe = glk_card_late_probe, }; static int geminilake_audio_probe(struct platform_device *pdev) { struct glk_card_private *ctx; struct snd_soc_acpi_mach *mach; const char *platform_name; struct snd_soc_card *card; int ret; ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; INIT_LIST_HEAD(&ctx->hdmi_pcm_list); card = &glk_audio_card_rt5682_m98357a; card->dev = &pdev->dev; snd_soc_card_set_drvdata(card, ctx); /* override plaform name, if required */ mach = pdev->dev.platform_data; platform_name = mach->mach_params.platform; ret = snd_soc_fixup_dai_links_platform_name(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, card); } static const struct platform_device_id glk_board_ids[] = { { .name = "glk_rt5682_max98357a", .driver_data = (kernel_ulong_t)&glk_audio_card_rt5682_m98357a, }, { } }; static struct platform_driver geminilake_audio = { .probe = geminilake_audio_probe, .driver = { .name = "glk_rt5682_max98357a", .pm = &snd_soc_pm_ops, }, .id_table = glk_board_ids, }; module_platform_driver(geminilake_audio) /* Module information */ MODULE_DESCRIPTION("Geminilake Audio Machine driver-RT5682 & MAX98357A in I2S mode"); MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>"); MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:glk_rt5682_max98357a");