/* * Intel Kabylake I2S Machine Driver with MAXIM98927 * RT5514 and RT5663 Codecs * * Copyright (C) 2017, Intel Corporation. All rights reserved. * * Modified from: * Intel Kabylake I2S Machine driver supporting MAXIM98927 and * RT5663 codecs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version * 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include #include #include #include #include #include #include #include "../../codecs/rt5514.h" #include "../../codecs/rt5663.h" #include "../../codecs/hdac_hdmi.h" #include "../skylake/skl.h" #define KBL_REALTEK_CODEC_DAI "rt5663-aif" #define KBL_REALTEK_DMIC_CODEC_DAI "rt5514-aif1" #define KBL_MAXIM_CODEC_DAI "max98927-aif1" #define MAXIM_DEV0_NAME "i2c-MX98927:00" #define MAXIM_DEV1_NAME "i2c-MX98927:01" #define RT5514_DEV_NAME "i2c-10EC5514:00" #define RT5663_DEV_NAME "i2c-10EC5663:00" #define RT5514_AIF1_BCLK_FREQ (48000 * 8 * 16) #define RT5514_AIF1_SYSCLK_FREQ 12288000 #define NAME_SIZE 32 #define DMIC_CH(p) p->list[p->count-1] static struct snd_soc_card kabylake_audio_card; static const struct snd_pcm_hw_constraint_list *dmic_constraints; struct kbl_hdmi_pcm { struct list_head head; struct snd_soc_dai *codec_dai; int device; }; struct kbl_codec_private { struct snd_soc_jack kabylake_headset; struct list_head hdmi_pcm_list; struct snd_soc_jack kabylake_hdmi[2]; }; enum { KBL_DPCM_AUDIO_PB = 0, KBL_DPCM_AUDIO_CP, KBL_DPCM_AUDIO_HS_PB, KBL_DPCM_AUDIO_ECHO_REF_CP, KBL_DPCM_AUDIO_DMIC_CP, KBL_DPCM_AUDIO_RT5514_DSP, KBL_DPCM_AUDIO_HDMI1_PB, KBL_DPCM_AUDIO_HDMI2_PB, }; static const struct snd_kcontrol_new kabylake_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_DAPM_PIN_SWITCH("Left Spk"), SOC_DAPM_PIN_SWITCH("Right Spk"), SOC_DAPM_PIN_SWITCH("DMIC"), }; static const struct snd_soc_dapm_widget kabylake_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_SPK("Left Spk", NULL), SND_SOC_DAPM_SPK("Right Spk", NULL), SND_SOC_DAPM_MIC("DMIC", NULL), SND_SOC_DAPM_SPK("HDMI1", NULL), SND_SOC_DAPM_SPK("HDMI2", NULL), }; static const struct snd_soc_dapm_route kabylake_map[] = { /* Headphones */ { "Headphone Jack", NULL, "HPOL" }, { "Headphone Jack", NULL, "HPOR" }, /* speaker */ { "Left Spk", NULL, "Left BE_OUT" }, { "Right Spk", NULL, "Right BE_OUT" }, /* other jacks */ { "IN1P", NULL, "Headset Mic" }, { "IN1N", NULL, "Headset Mic" }, /* CODEC BE connections */ { "Left HiFi Playback", NULL, "ssp0 Tx" }, { "Right HiFi Playback", NULL, "ssp0 Tx" }, { "ssp0 Tx", NULL, "spk_out" }, { "AIF Playback", NULL, "ssp1 Tx" }, { "ssp1 Tx", NULL, "codec1_out" }, { "hs_in", NULL, "ssp1 Rx" }, { "ssp1 Rx", NULL, "AIF Capture" }, { "codec1_in", NULL, "ssp0 Rx" }, { "ssp0 Rx", NULL, "AIF1 Capture" }, /* IV feedback path */ { "codec0_fb_in", NULL, "ssp0 Rx"}, { "ssp0 Rx", NULL, "Left HiFi Capture" }, { "ssp0 Rx", NULL, "Right HiFi Capture" }, /* DMIC */ { "DMIC1L", NULL, "DMIC" }, { "DMIC1R", NULL, "DMIC" }, { "DMIC2L", NULL, "DMIC" }, { "DMIC2R", NULL, "DMIC" }, { "hifi2", NULL, "iDisp2 Tx" }, { "iDisp2 Tx", NULL, "iDisp2_out" }, { "hifi1", NULL, "iDisp1 Tx" }, { "iDisp1 Tx", NULL, "iDisp1_out" }, }; static struct snd_soc_codec_conf max98927_codec_conf[] = { { .dev_name = MAXIM_DEV0_NAME, .name_prefix = "Right", }, { .dev_name = MAXIM_DEV1_NAME, .name_prefix = "Left", }, }; static struct snd_soc_dai_link_component ssp0_codec_components[] = { { /* Left */ .name = MAXIM_DEV0_NAME, .dai_name = KBL_MAXIM_CODEC_DAI, }, { /* Right */ .name = MAXIM_DEV1_NAME, .dai_name = KBL_MAXIM_CODEC_DAI, }, { /*dmic */ .name = RT5514_DEV_NAME, .dai_name = KBL_REALTEK_DMIC_CODEC_DAI, }, }; static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dapm_context *dapm; struct snd_soc_component *component = rtd->cpu_dai->component; 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; } static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime *rtd) { int ret; struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_codec *codec = rtd->codec; struct snd_soc_jack *jack; /* * Headset buttons map to the google Reference headset. * These can be configured by userspace. */ ret = snd_soc_card_jack_new(&kabylake_audio_card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, &ctx->kabylake_headset, NULL, 0); if (ret) { dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret); return ret; } jack = &ctx->kabylake_headset; snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_MEDIA); 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); rt5663_set_jack_detect(codec, &ctx->kabylake_headset); ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "DMIC"); if (ret) dev_err(rtd->dev, "DMIC - Ignore suspend failed = %d\n", ret); return ret; } static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device) { struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = rtd->codec_dai; struct kbl_hdmi_pcm *pcm; pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); if (!pcm) return -ENOMEM; pcm->device = device; pcm->codec_dai = dai; list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); return 0; } static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd) { return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB); } static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd) { return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB); } 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[] = { 2, }; static const struct snd_pcm_hw_constraint_list constraints_channels = { .count = ARRAY_SIZE(channels), .list = channels, .mask = 0, }; static int kbl_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 = 2; 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 kabylake_rt5663_fe_ops = { .startup = kbl_fe_startup, }; static int kabylake_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 *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); struct snd_soc_dpcm *dpcm = container_of( params, struct snd_soc_dpcm, hw_params); struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link; struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link; /* * The ADSP will convert the FE rate to 48k, stereo, 24 bit */ if (!strcmp(fe_dai_link->name, "Kbl Audio Port") || !strcmp(fe_dai_link->name, "Kbl Audio Headset Playback") || !strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) { rate->min = rate->max = 48000; channels->min = channels->max = 2; snd_mask_none(fmt); snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE); } else if (!strcmp(fe_dai_link->name, "Kbl Audio DMIC cap")) { if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2) channels->min = channels->max = 2; else channels->min = channels->max = 4; } /* * The speaker on the SSP0 supports S16_LE and not S24_LE. * thus changing the mask here */ if (!strcmp(be_dai_link->name, "SSP0-Codec")) snd_mask_set(fmt, SNDRV_PCM_FORMAT_S16_LE); return 0; } static int kabylake_rt5663_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 = rtd->codec_dai; int ret; /* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */ rt5663_sel_asrc_clk_src(codec_dai->codec, RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER, RT5663_CLK_SEL_I2S1_ASRC); ret = snd_soc_dai_set_sysclk(codec_dai, RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); return ret; } static struct snd_soc_ops kabylake_rt5663_ops = { .hw_params = kabylake_rt5663_hw_params, }; static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; int ret = 0, j; for (j = 0; j < rtd->num_codecs; j++) { struct snd_soc_dai *codec_dai = rtd->codec_dais[j]; if (!strcmp(codec_dai->component->name, RT5514_DEV_NAME)) { ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0, 8, 16); if (ret < 0) { dev_err(rtd->dev, "set TDM slot err:%d\n", ret); return ret; } ret = snd_soc_dai_set_sysclk(codec_dai, RT5514_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN); if (ret < 0) { dev_err(rtd->dev, "set sysclk err: %d\n", ret); return ret; } } if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) { ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x30, 3, 8, 16); if (ret < 0) { dev_err(rtd->dev, "DEV0 TDM slot err:%d\n", ret); return ret; } } if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) { ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC0, 3, 8, 16); if (ret < 0) { dev_err(rtd->dev, "DEV1 TDM slot err:%d\n", ret); return ret; } } } return ret; } static struct snd_soc_ops kabylake_ssp0_ops = { .hw_params = kabylake_ssp0_hw_params, }; static const unsigned int channels_dmic[] = { 4, }; static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = { .count = ARRAY_SIZE(channels_dmic), .list = channels_dmic, .mask = 0, }; static const unsigned int dmic_2ch[] = { 4, }; static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = { .count = ARRAY_SIZE(dmic_2ch), .list = dmic_2ch, .mask = 0, }; static int kabylake_dmic_startup(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; runtime->hw.channels_max = DMIC_CH(dmic_constraints); snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, dmic_constraints); return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); } static struct snd_soc_ops kabylake_dmic_ops = { .startup = kabylake_dmic_startup, }; /* kabylake digital audio interface glue - connects codec <--> CPU */ static struct snd_soc_dai_link kabylake_dais[] = { /* Front End DAI links */ [KBL_DPCM_AUDIO_PB] = { .name = "Kbl Audio Port", .stream_name = "Audio", .cpu_dai_name = "System Pin", .platform_name = "0000:00:1f.3", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .nonatomic = 1, .init = kabylake_rt5663_fe_init, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_playback = 1, .ops = &kabylake_rt5663_fe_ops, }, [KBL_DPCM_AUDIO_CP] = { .name = "Kbl Audio Capture Port", .stream_name = "Audio Record", .cpu_dai_name = "System Pin", .platform_name = "0000:00:1f.3", .dynamic = 1, .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .nonatomic = 1, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .dpcm_capture = 1, .ops = &kabylake_rt5663_fe_ops, }, [KBL_DPCM_AUDIO_HS_PB] = { .name = "Kbl Audio Headset Playback", .stream_name = "Headset Audio", .cpu_dai_name = "System Pin2", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .platform_name = "0000:00:1f.3", .dpcm_playback = 1, .nonatomic = 1, .dynamic = 1, }, [KBL_DPCM_AUDIO_ECHO_REF_CP] = { .name = "Kbl Audio Echo Reference cap", .stream_name = "Echoreference Capture", .cpu_dai_name = "Echoref Pin", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .platform_name = "0000:00:1f.3", .init = NULL, .capture_only = 1, .nonatomic = 1, }, [KBL_DPCM_AUDIO_RT5514_DSP] = { .name = "rt5514 dsp", .stream_name = "Wake on Voice", .cpu_dai_name = "spi-PRP0001:00", .platform_name = "spi-PRP0001:00", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", }, [KBL_DPCM_AUDIO_DMIC_CP] = { .name = "Kbl Audio DMIC cap", .stream_name = "dmiccap", .cpu_dai_name = "DMIC Pin", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .platform_name = "0000:00:1f.3", .init = NULL, .dpcm_capture = 1, .nonatomic = 1, .dynamic = 1, .ops = &kabylake_dmic_ops, }, [KBL_DPCM_AUDIO_HDMI1_PB] = { .name = "Kbl HDMI Port1", .stream_name = "Hdmi1", .cpu_dai_name = "HDMI1 Pin", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .platform_name = "0000:00:1f.3", .dpcm_playback = 1, .init = NULL, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .nonatomic = 1, .dynamic = 1, }, [KBL_DPCM_AUDIO_HDMI2_PB] = { .name = "Kbl HDMI Port2", .stream_name = "Hdmi2", .cpu_dai_name = "HDMI2 Pin", .codec_name = "snd-soc-dummy", .codec_dai_name = "snd-soc-dummy-dai", .platform_name = "0000:00:1f.3", .dpcm_playback = 1, .init = NULL, .trigger = { SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, .nonatomic = 1, .dynamic = 1, }, /* Back End DAI links */ /* single Back end dai for both max speakers and dmic */ { /* SSP0 - Codec */ .name = "SSP0-Codec", .id = 0, .cpu_dai_name = "SSP0 Pin", .platform_name = "0000:00:1f.3", .no_pcm = 1, .codecs = ssp0_codec_components, .num_codecs = ARRAY_SIZE(ssp0_codec_components), .dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS, .ignore_pmdown_time = 1, .be_hw_params_fixup = kabylake_ssp_fixup, .dpcm_playback = 1, .dpcm_capture = 1, .ops = &kabylake_ssp0_ops, }, { .name = "SSP1-Codec", .id = 1, .cpu_dai_name = "SSP1 Pin", .platform_name = "0000:00:1f.3", .no_pcm = 1, .codec_name = RT5663_DEV_NAME, .codec_dai_name = KBL_REALTEK_CODEC_DAI, .init = kabylake_rt5663_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 = kabylake_ssp_fixup, .ops = &kabylake_rt5663_ops, .dpcm_playback = 1, .dpcm_capture = 1, }, { .name = "iDisp1", .id = 3, .cpu_dai_name = "iDisp1 Pin", .codec_name = "ehdaudio0D2", .codec_dai_name = "intel-hdmi-hifi1", .platform_name = "0000:00:1f.3", .dpcm_playback = 1, .init = kabylake_hdmi1_init, .no_pcm = 1, }, { .name = "iDisp2", .id = 4, .cpu_dai_name = "iDisp2 Pin", .codec_name = "ehdaudio0D2", .codec_dai_name = "intel-hdmi-hifi2", .platform_name = "0000:00:1f.3", .init = kabylake_hdmi2_init, .dpcm_playback = 1, .no_pcm = 1, }, }; static int kabylake_card_late_probe(struct snd_soc_card *card) { struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card); struct kbl_hdmi_pcm *pcm; struct snd_soc_codec *codec = NULL; int err, i = 0; char jack_name[NAME_SIZE]; list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { codec = pcm->codec_dai->codec; 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, &ctx->kabylake_hdmi[i], NULL, 0); if (err) return err; err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, &ctx->kabylake_hdmi[i]); if (err < 0) return err; i++; } if (!codec) return -EINVAL; return hdac_hdmi_jack_port_init(codec, &card->dapm); } /* * kabylake audio machine driver for MAX98927 + RT5514 + RT5663 */ static struct snd_soc_card kabylake_audio_card = { .name = "kbl_r5514_5663_max", .owner = THIS_MODULE, .dai_link = kabylake_dais, .num_links = ARRAY_SIZE(kabylake_dais), .controls = kabylake_controls, .num_controls = ARRAY_SIZE(kabylake_controls), .dapm_widgets = kabylake_widgets, .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets), .dapm_routes = kabylake_map, .num_dapm_routes = ARRAY_SIZE(kabylake_map), .codec_conf = max98927_codec_conf, .num_configs = ARRAY_SIZE(max98927_codec_conf), .fully_routed = true, .late_probe = kabylake_card_late_probe, }; static int kabylake_audio_probe(struct platform_device *pdev) { struct kbl_codec_private *ctx; struct skl_machine_pdata *pdata; ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); if (!ctx) return -ENOMEM; INIT_LIST_HEAD(&ctx->hdmi_pcm_list); kabylake_audio_card.dev = &pdev->dev; snd_soc_card_set_drvdata(&kabylake_audio_card, ctx); pdata = dev_get_drvdata(&pdev->dev); if (pdata) dmic_constraints = pdata->dmic_num == 2 ? &constraints_dmic_2ch : &constraints_dmic_channels; return devm_snd_soc_register_card(&pdev->dev, &kabylake_audio_card); } static const struct platform_device_id kbl_board_ids[] = { { .name = "kbl_r5514_5663_max" }, { } }; static struct platform_driver kabylake_audio = { .probe = kabylake_audio_probe, .driver = { .name = "kbl_r5514_5663_max", .pm = &snd_soc_pm_ops, }, .id_table = kbl_board_ids, }; module_platform_driver(kabylake_audio) /* Module information */ MODULE_DESCRIPTION("Audio Machine driver-RT5663 RT5514 & MAX98927"); MODULE_AUTHOR("Harsha Priya "); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:kbl_r5514_5663_max");