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   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Intel Kabylake I2S Machine Driver with MAXIM98927
   4 * and RT5663 Codecs
   5 *
   6 * Copyright (C) 2017, Intel Corporation. All rights reserved.
   7 *
   8 * Modified from:
   9 *   Intel Skylake I2S Machine driver
  10 */
  11
  12#include <linux/input.h>
  13#include <linux/module.h>
  14#include <linux/platform_device.h>
  15#include <sound/core.h>
  16#include <sound/jack.h>
  17#include <sound/pcm.h>
  18#include <sound/pcm_params.h>
  19#include <sound/soc.h>
  20#include <sound/soc-acpi.h>
  21#include "../../codecs/rt5663.h"
  22#include "../../codecs/hdac_hdmi.h"
  23#include <linux/clk.h>
  24#include <linux/clk-provider.h>
  25#include <linux/clkdev.h>
  26
  27#define KBL_REALTEK_CODEC_DAI "rt5663-aif"
  28#define KBL_MAXIM_CODEC_DAI "max98927-aif1"
  29#define DMIC_CH(p) p->list[p->count-1]
  30#define MAXIM_DEV0_NAME "i2c-MX98927:00"
  31#define MAXIM_DEV1_NAME "i2c-MX98927:01"
  32
  33static struct snd_soc_card *kabylake_audio_card;
  34static const struct snd_pcm_hw_constraint_list *dmic_constraints;
  35static struct snd_soc_jack skylake_hdmi[3];
  36
  37struct kbl_hdmi_pcm {
  38	struct list_head head;
  39	struct snd_soc_dai *codec_dai;
  40	int device;
  41};
  42
  43struct kbl_rt5663_private {
  44	struct snd_soc_jack kabylake_headset;
  45	struct list_head hdmi_pcm_list;
  46	struct clk *mclk;
  47	struct clk *sclk;
  48};
  49
  50enum {
  51	KBL_DPCM_AUDIO_PB = 0,
  52	KBL_DPCM_AUDIO_CP,
  53	KBL_DPCM_AUDIO_HS_PB,
  54	KBL_DPCM_AUDIO_ECHO_REF_CP,
  55	KBL_DPCM_AUDIO_REF_CP,
  56	KBL_DPCM_AUDIO_DMIC_CP,
  57	KBL_DPCM_AUDIO_HDMI1_PB,
  58	KBL_DPCM_AUDIO_HDMI2_PB,
  59	KBL_DPCM_AUDIO_HDMI3_PB,
  60};
  61
  62static const struct snd_kcontrol_new kabylake_controls[] = {
  63	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  64	SOC_DAPM_PIN_SWITCH("Headset Mic"),
  65	SOC_DAPM_PIN_SWITCH("Left Spk"),
  66	SOC_DAPM_PIN_SWITCH("Right Spk"),
  67};
  68
  69static int platform_clock_control(struct snd_soc_dapm_widget *w,
  70			struct snd_kcontrol *k, int  event)
  71{
  72	struct snd_soc_dapm_context *dapm = w->dapm;
  73	struct snd_soc_card *card = dapm->card;
  74	struct kbl_rt5663_private *priv = snd_soc_card_get_drvdata(card);
  75	int ret = 0;
  76
  77	/*
  78	 * MCLK/SCLK need to be ON early for a successful synchronization of
  79	 * codec internal clock. And the clocks are turned off during
  80	 * POST_PMD after the stream is stopped.
  81	 */
  82	switch (event) {
  83	case SND_SOC_DAPM_PRE_PMU:
  84		/* Enable MCLK */
  85		ret = clk_set_rate(priv->mclk, 24000000);
  86		if (ret < 0) {
  87			dev_err(card->dev, "Can't set rate for mclk, err: %d\n",
  88				ret);
  89			return ret;
  90		}
  91
  92		ret = clk_prepare_enable(priv->mclk);
  93		if (ret < 0) {
  94			dev_err(card->dev, "Can't enable mclk, err: %d\n", ret);
  95			return ret;
  96		}
  97
  98		/* Enable SCLK */
  99		ret = clk_set_rate(priv->sclk, 3072000);
 100		if (ret < 0) {
 101			dev_err(card->dev, "Can't set rate for sclk, err: %d\n",
 102				ret);
 103			clk_disable_unprepare(priv->mclk);
 104			return ret;
 105		}
 106
 107		ret = clk_prepare_enable(priv->sclk);
 108		if (ret < 0) {
 109			dev_err(card->dev, "Can't enable sclk, err: %d\n", ret);
 110			clk_disable_unprepare(priv->mclk);
 111		}
 112		break;
 113	case SND_SOC_DAPM_POST_PMD:
 114		clk_disable_unprepare(priv->mclk);
 115		clk_disable_unprepare(priv->sclk);
 116		break;
 117	default:
 118		return 0;
 119	}
 120
 121	return 0;
 122}
 123
 124static const struct snd_soc_dapm_widget kabylake_widgets[] = {
 125	SND_SOC_DAPM_HP("Headphone Jack", NULL),
 126	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 127	SND_SOC_DAPM_SPK("Left Spk", NULL),
 128	SND_SOC_DAPM_SPK("Right Spk", NULL),
 129	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
 130	SND_SOC_DAPM_SPK("HDMI1", NULL),
 131	SND_SOC_DAPM_SPK("HDMI2", NULL),
 132	SND_SOC_DAPM_SPK("HDMI3", NULL),
 133	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
 134			platform_clock_control, SND_SOC_DAPM_PRE_PMU |
 135			SND_SOC_DAPM_POST_PMD),
 136};
 137
 138static const struct snd_soc_dapm_route kabylake_map[] = {
 139	/* HP jack connectors - unknown if we have jack detection */
 140	{ "Headphone Jack", NULL, "Platform Clock" },
 141	{ "Headphone Jack", NULL, "HPOL" },
 142	{ "Headphone Jack", NULL, "HPOR" },
 143
 144	/* speaker */
 145	{ "Left Spk", NULL, "Left BE_OUT" },
 146	{ "Right Spk", NULL, "Right BE_OUT" },
 147
 148	/* other jacks */
 149	{ "Headset Mic", NULL, "Platform Clock" },
 150	{ "IN1P", NULL, "Headset Mic" },
 151	{ "IN1N", NULL, "Headset Mic" },
 152	{ "DMic", NULL, "SoC DMIC" },
 153
 154	{"HDMI1", NULL, "hif5-0 Output"},
 155	{"HDMI2", NULL, "hif6-0 Output"},
 156	{"HDMI3", NULL, "hif7-0 Output"},
 157
 158	/* CODEC BE connections */
 159	{ "Left HiFi Playback", NULL, "ssp0 Tx" },
 160	{ "Right HiFi Playback", NULL, "ssp0 Tx" },
 161	{ "ssp0 Tx", NULL, "spk_out" },
 162
 163	{ "AIF Playback", NULL, "ssp1 Tx" },
 164	{ "ssp1 Tx", NULL, "codec1_out" },
 165
 166	{ "hs_in", NULL, "ssp1 Rx" },
 167	{ "ssp1 Rx", NULL, "AIF Capture" },
 168
 169	/* IV feedback path */
 170	{ "codec0_fb_in", NULL, "ssp0 Rx"},
 171	{ "ssp0 Rx", NULL, "Left HiFi Capture" },
 172	{ "ssp0 Rx", NULL, "Right HiFi Capture" },
 173
 174	/* DMIC */
 175	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
 176	{ "DMIC01 Rx", NULL, "DMIC AIF" },
 177
 178	{ "hifi3", NULL, "iDisp3 Tx"},
 179	{ "iDisp3 Tx", NULL, "iDisp3_out"},
 180	{ "hifi2", NULL, "iDisp2 Tx"},
 181	{ "iDisp2 Tx", NULL, "iDisp2_out"},
 182	{ "hifi1", NULL, "iDisp1 Tx"},
 183	{ "iDisp1 Tx", NULL, "iDisp1_out"},
 184};
 185
 186enum {
 187	KBL_DPCM_AUDIO_5663_PB = 0,
 188	KBL_DPCM_AUDIO_5663_CP,
 189	KBL_DPCM_AUDIO_5663_HDMI1_PB,
 190	KBL_DPCM_AUDIO_5663_HDMI2_PB,
 191};
 192
 193static const struct snd_kcontrol_new kabylake_5663_controls[] = {
 194	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 195	SOC_DAPM_PIN_SWITCH("Headset Mic"),
 196};
 197
 198static const struct snd_soc_dapm_widget kabylake_5663_widgets[] = {
 199	SND_SOC_DAPM_HP("Headphone Jack", NULL),
 200	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 201	SND_SOC_DAPM_SPK("HDMI1", NULL),
 202	SND_SOC_DAPM_SPK("HDMI2", NULL),
 203	SND_SOC_DAPM_SPK("HDMI3", NULL),
 204	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
 205			platform_clock_control, SND_SOC_DAPM_PRE_PMU |
 206			SND_SOC_DAPM_POST_PMD),
 207};
 208
 209static struct snd_soc_jack_pin jack_pins[] = {
 210	{
 211		.pin    = "Headphone Jack",
 212		.mask   = SND_JACK_HEADPHONE,
 213	},
 214	{
 215		.pin    = "Headset Mic",
 216		.mask   = SND_JACK_MICROPHONE,
 217	},
 218};
 219
 220static const struct snd_soc_dapm_route kabylake_5663_map[] = {
 221	{ "Headphone Jack", NULL, "Platform Clock" },
 222	{ "Headphone Jack", NULL, "HPOL" },
 223	{ "Headphone Jack", NULL, "HPOR" },
 224
 225	/* other jacks */
 226	{ "Headset Mic", NULL, "Platform Clock" },
 227	{ "IN1P", NULL, "Headset Mic" },
 228	{ "IN1N", NULL, "Headset Mic" },
 229
 230	{"HDMI1", NULL, "hif5-0 Output"},
 231	{"HDMI2", NULL, "hif6-0 Output"},
 232	{"HDMI3", NULL, "hif7-0 Output"},
 233
 234	/* CODEC BE connections */
 235	{ "AIF Playback", NULL, "ssp1 Tx" },
 236	{ "ssp1 Tx", NULL, "codec1_out" },
 237
 238	{ "codec0_in", NULL, "ssp1 Rx" },
 239	{ "ssp1 Rx", NULL, "AIF Capture" },
 240
 241	{ "hifi2", NULL, "iDisp2 Tx"},
 242	{ "iDisp2 Tx", NULL, "iDisp2_out"},
 243	{ "hifi1", NULL, "iDisp1 Tx"},
 244	{ "iDisp1 Tx", NULL, "iDisp1_out"},
 245};
 246
 247static struct snd_soc_codec_conf max98927_codec_conf[] = {
 248	{
 249		.dlc = COMP_CODEC_CONF(MAXIM_DEV0_NAME),
 250		.name_prefix = "Right",
 251	},
 252	{
 253		.dlc = COMP_CODEC_CONF(MAXIM_DEV1_NAME),
 254		.name_prefix = "Left",
 255	},
 256};
 257
 258static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime *rtd)
 259{
 260	int ret;
 261	struct snd_soc_dapm_context *dapm;
 262	struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
 263
 264	dapm = snd_soc_component_get_dapm(component);
 265	ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 266	if (ret) {
 267		dev_err(rtd->dev, "Ref Cap ignore suspend failed %d\n", ret);
 268		return ret;
 269	}
 270
 271	return ret;
 272}
 273
 274static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime *rtd)
 275{
 276	int ret;
 277	struct kbl_rt5663_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 278	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
 279	struct snd_soc_jack *jack;
 280
 281	/*
 282	 * Headset buttons map to the google Reference headset.
 283	 * These can be configured by userspace.
 284	 */
 285	ret = snd_soc_card_jack_new_pins(kabylake_audio_card, "Headset Jack",
 286					 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 287					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
 288					 &ctx->kabylake_headset,
 289					 jack_pins,
 290					 ARRAY_SIZE(jack_pins));
 291	if (ret) {
 292		dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
 293		return ret;
 294	}
 295
 296	jack = &ctx->kabylake_headset;
 297	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
 298	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
 299	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
 300	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
 301
 302	snd_soc_component_set_jack(component, &ctx->kabylake_headset, NULL);
 303
 304	return ret;
 305}
 306
 307static int kabylake_rt5663_max98927_codec_init(struct snd_soc_pcm_runtime *rtd)
 308{
 309	int ret;
 310
 311	ret = kabylake_rt5663_codec_init(rtd);
 312	if (ret)
 313		return ret;
 314
 315	ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 316	if (ret) {
 317		dev_err(rtd->dev, "SoC DMIC ignore suspend failed %d\n", ret);
 318		return ret;
 319	}
 320
 321	return ret;
 322}
 323
 324static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device)
 325{
 326	struct kbl_rt5663_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 327	struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
 328	struct kbl_hdmi_pcm *pcm;
 329
 330	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 331	if (!pcm)
 332		return -ENOMEM;
 333
 334	pcm->device = device;
 335	pcm->codec_dai = dai;
 336
 337	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 338
 339	return 0;
 340}
 341
 342static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
 343{
 344	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
 345}
 346
 347static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
 348{
 349	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
 350}
 351
 352static int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
 353{
 354	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB);
 355}
 356
 357static int kabylake_5663_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
 358{
 359	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_5663_HDMI1_PB);
 360}
 361
 362static int kabylake_5663_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
 363{
 364	return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_5663_HDMI2_PB);
 365}
 366
 367static unsigned int rates[] = {
 368	48000,
 369};
 370
 371static const struct snd_pcm_hw_constraint_list constraints_rates = {
 372	.count = ARRAY_SIZE(rates),
 373	.list  = rates,
 374	.mask = 0,
 375};
 376
 377static unsigned int channels[] = {
 378	2,
 379};
 380
 381static const struct snd_pcm_hw_constraint_list constraints_channels = {
 382	.count = ARRAY_SIZE(channels),
 383	.list = channels,
 384	.mask = 0,
 385};
 386
 387static int kbl_fe_startup(struct snd_pcm_substream *substream)
 388{
 389	struct snd_pcm_runtime *runtime = substream->runtime;
 390
 391	/*
 392	 * On this platform for PCM device we support,
 393	 * 48Khz
 394	 * stereo
 395	 * 16 bit audio
 396	 */
 397
 398	runtime->hw.channels_max = 2;
 399	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 400					   &constraints_channels);
 401
 402	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 403	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 404
 405	snd_pcm_hw_constraint_list(runtime, 0,
 406				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 407
 408	return 0;
 409}
 410
 411static const struct snd_soc_ops kabylake_rt5663_fe_ops = {
 412	.startup = kbl_fe_startup,
 413};
 414
 415static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
 416	struct snd_pcm_hw_params *params)
 417{
 418	struct snd_interval *rate = hw_param_interval(params,
 419			SNDRV_PCM_HW_PARAM_RATE);
 420	struct snd_interval *chan = hw_param_interval(params,
 421			SNDRV_PCM_HW_PARAM_CHANNELS);
 422	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 423	struct snd_soc_dpcm *dpcm, *rtd_dpcm = NULL;
 424
 425	/*
 426	 * The following loop will be called only for playback stream
 427	 * In this platform, there is only one playback device on every SSP
 428	 */
 429	for_each_dpcm_fe(rtd, SNDRV_PCM_STREAM_PLAYBACK, dpcm) {
 430		rtd_dpcm = dpcm;
 431		break;
 432	}
 433
 434	/*
 435	 * This following loop will be called only for capture stream
 436	 * In this platform, there is only one capture device on every SSP
 437	 */
 438	for_each_dpcm_fe(rtd, SNDRV_PCM_STREAM_CAPTURE, dpcm) {
 439		rtd_dpcm = dpcm;
 440		break;
 441	}
 442
 443	if (!rtd_dpcm)
 444		return -EINVAL;
 445
 446	/*
 447	 * The above 2 loops are mutually exclusive based on the stream direction,
 448	 * thus rtd_dpcm variable will never be overwritten
 449	 */
 450
 451	/*
 452	 * The ADSP will convert the FE rate to 48k, stereo, 24 bit
 453	 */
 454	if (!strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Port") ||
 455	    !strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Headset Playback") ||
 456	    !strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Capture Port")) {
 457		rate->min = rate->max = 48000;
 458		chan->min = chan->max = 2;
 459		snd_mask_none(fmt);
 460		snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 461	}
 462	/*
 463	 * The speaker on the SSP0 supports S16_LE and not S24_LE.
 464	 * thus changing the mask here
 465	 */
 466	if (!strcmp(rtd_dpcm->be->dai_link->name, "SSP0-Codec"))
 467		snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE);
 468
 469	return 0;
 470}
 471
 472static int kabylake_rt5663_hw_params(struct snd_pcm_substream *substream,
 473	struct snd_pcm_hw_params *params)
 474{
 475	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
 476	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
 477	int ret;
 478
 479	/* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */
 480	rt5663_sel_asrc_clk_src(codec_dai->component,
 481			RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER,
 482			RT5663_CLK_SEL_I2S1_ASRC);
 483
 484	ret = snd_soc_dai_set_sysclk(codec_dai,
 485			RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN);
 486	if (ret < 0)
 487		dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
 488
 489	return ret;
 490}
 491
 492static struct snd_soc_ops kabylake_rt5663_ops = {
 493	.hw_params = kabylake_rt5663_hw_params,
 494};
 495
 496static int kabylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 497		struct snd_pcm_hw_params *params)
 498{
 499	struct snd_interval *chan = hw_param_interval(params,
 500				SNDRV_PCM_HW_PARAM_CHANNELS);
 501
 502	if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2)
 503		chan->min = chan->max = 2;
 504	else
 505		chan->min = chan->max = 4;
 506
 507	return 0;
 508}
 509
 510static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream,
 511					struct snd_pcm_hw_params *params)
 512{
 513	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
 514	struct snd_soc_dai *codec_dai;
 515	int ret = 0, j;
 516
 517	for_each_rtd_codec_dais(rtd, j, codec_dai) {
 518		if (!strcmp(codec_dai->component->name, MAXIM_DEV0_NAME)) {
 519			/*
 520			 * Use channel 4 and 5 for the first amp
 521			 */
 522			ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x30, 3, 8, 16);
 523			if (ret < 0) {
 524				dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
 525				return ret;
 526			}
 527		}
 528		if (!strcmp(codec_dai->component->name, MAXIM_DEV1_NAME)) {
 529			/*
 530			 * Use channel 6 and 7 for the second amp
 531			 */
 532			ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC0, 3, 8, 16);
 533			if (ret < 0) {
 534				dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
 535				return ret;
 536			}
 537		}
 538	}
 539	return ret;
 540}
 541
 542static struct snd_soc_ops kabylake_ssp0_ops = {
 543	.hw_params = kabylake_ssp0_hw_params,
 544};
 545
 546static unsigned int channels_dmic[] = {
 547	2, 4,
 548};
 549
 550static struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
 551	.count = ARRAY_SIZE(channels_dmic),
 552	.list = channels_dmic,
 553	.mask = 0,
 554};
 555
 556static const unsigned int dmic_2ch[] = {
 557	2,
 558};
 559
 560static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
 561	.count = ARRAY_SIZE(dmic_2ch),
 562	.list = dmic_2ch,
 563	.mask = 0,
 564};
 565
 566static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
 567{
 568	struct snd_pcm_runtime *runtime = substream->runtime;
 569
 570	runtime->hw.channels_max = DMIC_CH(dmic_constraints);
 571	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 572			dmic_constraints);
 573
 574	return snd_pcm_hw_constraint_list(substream->runtime, 0,
 575			SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 576}
 577
 578static struct snd_soc_ops kabylake_dmic_ops = {
 579	.startup = kabylake_dmic_startup,
 580};
 581
 582static unsigned int rates_16000[] = {
 583	16000,
 584};
 585
 586static const struct snd_pcm_hw_constraint_list constraints_16000 = {
 587	.count = ARRAY_SIZE(rates_16000),
 588	.list  = rates_16000,
 589};
 590
 591static const unsigned int ch_mono[] = {
 592	1,
 593};
 594
 595static const struct snd_pcm_hw_constraint_list constraints_refcap = {
 596	.count = ARRAY_SIZE(ch_mono),
 597	.list  = ch_mono,
 598};
 599
 600static int kabylake_refcap_startup(struct snd_pcm_substream *substream)
 601{
 602	substream->runtime->hw.channels_max = 1;
 603	snd_pcm_hw_constraint_list(substream->runtime, 0,
 604					SNDRV_PCM_HW_PARAM_CHANNELS,
 605					&constraints_refcap);
 606
 607	return snd_pcm_hw_constraint_list(substream->runtime, 0,
 608				SNDRV_PCM_HW_PARAM_RATE,
 609				&constraints_16000);
 610}
 611
 612static struct snd_soc_ops skylake_refcap_ops = {
 613	.startup = kabylake_refcap_startup,
 614};
 615
 616SND_SOC_DAILINK_DEF(dummy,
 617	DAILINK_COMP_ARRAY(COMP_DUMMY()));
 618
 619SND_SOC_DAILINK_DEF(system,
 620	DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
 621
 622SND_SOC_DAILINK_DEF(system2,
 623	DAILINK_COMP_ARRAY(COMP_CPU("System Pin2")));
 624
 625SND_SOC_DAILINK_DEF(echoref,
 626	DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin")));
 627
 628SND_SOC_DAILINK_DEF(reference,
 629	DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
 630
 631SND_SOC_DAILINK_DEF(dmic,
 632	DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
 633
 634SND_SOC_DAILINK_DEF(hdmi1,
 635	DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
 636
 637SND_SOC_DAILINK_DEF(hdmi2,
 638	DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
 639
 640SND_SOC_DAILINK_DEF(hdmi3,
 641	DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
 642
 643SND_SOC_DAILINK_DEF(ssp0_pin,
 644	DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
 645SND_SOC_DAILINK_DEF(ssp0_codec,
 646	DAILINK_COMP_ARRAY(
 647	/* Left */	COMP_CODEC(MAXIM_DEV0_NAME, KBL_MAXIM_CODEC_DAI),
 648	/* Right */	COMP_CODEC(MAXIM_DEV1_NAME, KBL_MAXIM_CODEC_DAI)));
 649
 650SND_SOC_DAILINK_DEF(ssp1_pin,
 651	DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
 652SND_SOC_DAILINK_DEF(ssp1_codec,
 653	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5663:00",
 654				      KBL_REALTEK_CODEC_DAI)));
 655
 656SND_SOC_DAILINK_DEF(dmic01_pin,
 657	DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
 658SND_SOC_DAILINK_DEF(dmic_codec,
 659	DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
 660
 661SND_SOC_DAILINK_DEF(idisp1_pin,
 662	DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
 663SND_SOC_DAILINK_DEF(idisp1_codec,
 664	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
 665
 666SND_SOC_DAILINK_DEF(idisp2_pin,
 667	DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
 668SND_SOC_DAILINK_DEF(idisp2_codec,
 669	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
 670
 671SND_SOC_DAILINK_DEF(idisp3_pin,
 672	DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
 673SND_SOC_DAILINK_DEF(idisp3_codec,
 674	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
 675
 676SND_SOC_DAILINK_DEF(platform,
 677	DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
 678
 679/* kabylake digital audio interface glue - connects codec <--> CPU */
 680static struct snd_soc_dai_link kabylake_dais[] = {
 681	/* Front End DAI links */
 682	[KBL_DPCM_AUDIO_PB] = {
 683		.name = "Kbl Audio Port",
 684		.stream_name = "Audio",
 685		.dynamic = 1,
 686		.nonatomic = 1,
 687		.init = kabylake_rt5663_fe_init,
 688		.trigger = {
 689			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 690		.dpcm_playback = 1,
 691		.ops = &kabylake_rt5663_fe_ops,
 692		SND_SOC_DAILINK_REG(system, dummy, platform),
 693	},
 694	[KBL_DPCM_AUDIO_CP] = {
 695		.name = "Kbl Audio Capture Port",
 696		.stream_name = "Audio Record",
 697		.dynamic = 1,
 698		.nonatomic = 1,
 699		.trigger = {
 700			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 701		.dpcm_capture = 1,
 702		.ops = &kabylake_rt5663_fe_ops,
 703		SND_SOC_DAILINK_REG(system, dummy, platform),
 704	},
 705	[KBL_DPCM_AUDIO_HS_PB] = {
 706		.name = "Kbl Audio Headset Playback",
 707		.stream_name = "Headset Audio",
 708		.dpcm_playback = 1,
 709		.nonatomic = 1,
 710		.dynamic = 1,
 711		SND_SOC_DAILINK_REG(system2, dummy, platform),
 712	},
 713	[KBL_DPCM_AUDIO_ECHO_REF_CP] = {
 714		.name = "Kbl Audio Echo Reference cap",
 715		.stream_name = "Echoreference Capture",
 716		.init = NULL,
 717		.dpcm_capture = 1,
 718		.nonatomic = 1,
 719		SND_SOC_DAILINK_REG(echoref, dummy, platform),
 720	},
 721	[KBL_DPCM_AUDIO_REF_CP] = {
 722		.name = "Kbl Audio Reference cap",
 723		.stream_name = "Wake on Voice",
 724		.init = NULL,
 725		.dpcm_capture = 1,
 726		.nonatomic = 1,
 727		.dynamic = 1,
 728		.ops = &skylake_refcap_ops,
 729		SND_SOC_DAILINK_REG(reference, dummy, platform),
 730	},
 731	[KBL_DPCM_AUDIO_DMIC_CP] = {
 732		.name = "Kbl Audio DMIC cap",
 733		.stream_name = "dmiccap",
 734		.init = NULL,
 735		.dpcm_capture = 1,
 736		.nonatomic = 1,
 737		.dynamic = 1,
 738		.ops = &kabylake_dmic_ops,
 739		SND_SOC_DAILINK_REG(dmic, dummy, platform),
 740	},
 741	[KBL_DPCM_AUDIO_HDMI1_PB] = {
 742		.name = "Kbl HDMI Port1",
 743		.stream_name = "Hdmi1",
 744		.dpcm_playback = 1,
 745		.init = NULL,
 746		.trigger = {
 747			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 748		.nonatomic = 1,
 749		.dynamic = 1,
 750		SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
 751	},
 752	[KBL_DPCM_AUDIO_HDMI2_PB] = {
 753		.name = "Kbl HDMI Port2",
 754		.stream_name = "Hdmi2",
 755		.dpcm_playback = 1,
 756		.init = NULL,
 757		.trigger = {
 758			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 759		.nonatomic = 1,
 760		.dynamic = 1,
 761		SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
 762	},
 763	[KBL_DPCM_AUDIO_HDMI3_PB] = {
 764		.name = "Kbl HDMI Port3",
 765		.stream_name = "Hdmi3",
 766		.trigger = {
 767			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 768		.dpcm_playback = 1,
 769		.init = NULL,
 770		.nonatomic = 1,
 771		.dynamic = 1,
 772		SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
 773	},
 774
 775	/* Back End DAI links */
 776	{
 777		/* SSP0 - Codec */
 778		.name = "SSP0-Codec",
 779		.id = 0,
 780		.no_pcm = 1,
 781		.dai_fmt = SND_SOC_DAIFMT_DSP_B |
 782			SND_SOC_DAIFMT_NB_NF |
 783			SND_SOC_DAIFMT_CBC_CFC,
 784		.ignore_pmdown_time = 1,
 785		.be_hw_params_fixup = kabylake_ssp_fixup,
 786		.dpcm_playback = 1,
 787		.ops = &kabylake_ssp0_ops,
 788		SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
 789	},
 790	{
 791		/* SSP1 - Codec */
 792		.name = "SSP1-Codec",
 793		.id = 1,
 794		.no_pcm = 1,
 795		.init = kabylake_rt5663_max98927_codec_init,
 796		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 797			SND_SOC_DAIFMT_CBC_CFC,
 798		.ignore_pmdown_time = 1,
 799		.be_hw_params_fixup = kabylake_ssp_fixup,
 800		.ops = &kabylake_rt5663_ops,
 801		.dpcm_playback = 1,
 802		.dpcm_capture = 1,
 803		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
 804	},
 805	{
 806		.name = "dmic01",
 807		.id = 2,
 808		.be_hw_params_fixup = kabylake_dmic_fixup,
 809		.ignore_suspend = 1,
 810		.dpcm_capture = 1,
 811		.no_pcm = 1,
 812		SND_SOC_DAILINK_REG(dmic01_pin, dmic_codec, platform),
 813	},
 814	{
 815		.name = "iDisp1",
 816		.id = 3,
 817		.dpcm_playback = 1,
 818		.init = kabylake_hdmi1_init,
 819		.no_pcm = 1,
 820		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 821	},
 822	{
 823		.name = "iDisp2",
 824		.id = 4,
 825		.init = kabylake_hdmi2_init,
 826		.dpcm_playback = 1,
 827		.no_pcm = 1,
 828		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 829	},
 830	{
 831		.name = "iDisp3",
 832		.id = 5,
 833		.init = kabylake_hdmi3_init,
 834		.dpcm_playback = 1,
 835		.no_pcm = 1,
 836		SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
 837	},
 838};
 839
 840static struct snd_soc_dai_link kabylake_5663_dais[] = {
 841	/* Front End DAI links */
 842	[KBL_DPCM_AUDIO_5663_PB] = {
 843		.name = "Kbl Audio Port",
 844		.stream_name = "Audio",
 845		.dynamic = 1,
 846		.nonatomic = 1,
 847		.trigger = {
 848			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 849		.dpcm_playback = 1,
 850		.ops = &kabylake_rt5663_fe_ops,
 851		SND_SOC_DAILINK_REG(system, dummy, platform),
 852	},
 853	[KBL_DPCM_AUDIO_5663_CP] = {
 854		.name = "Kbl Audio Capture Port",
 855		.stream_name = "Audio Record",
 856		.dynamic = 1,
 857		.nonatomic = 1,
 858		.trigger = {
 859			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 860		.dpcm_capture = 1,
 861		.ops = &kabylake_rt5663_fe_ops,
 862		SND_SOC_DAILINK_REG(system, dummy, platform),
 863	},
 864	[KBL_DPCM_AUDIO_5663_HDMI1_PB] = {
 865		.name = "Kbl HDMI Port1",
 866		.stream_name = "Hdmi1",
 867		.dpcm_playback = 1,
 868		.init = NULL,
 869		.trigger = {
 870			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 871		.nonatomic = 1,
 872		.dynamic = 1,
 873		SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
 874	},
 875	[KBL_DPCM_AUDIO_5663_HDMI2_PB] = {
 876		.name = "Kbl HDMI Port2",
 877		.stream_name = "Hdmi2",
 878		.dpcm_playback = 1,
 879		.init = NULL,
 880		.trigger = {
 881			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 882		.nonatomic = 1,
 883		.dynamic = 1,
 884		SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
 885	},
 886
 887	/* Back End DAI links */
 888	{
 889		/* SSP1 - Codec */
 890		.name = "SSP1-Codec",
 891		.id = 0,
 892		.no_pcm = 1,
 893		.init = kabylake_rt5663_codec_init,
 894		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 895			SND_SOC_DAIFMT_CBC_CFC,
 896		.ignore_pmdown_time = 1,
 897		.be_hw_params_fixup = kabylake_ssp_fixup,
 898		.ops = &kabylake_rt5663_ops,
 899		.dpcm_playback = 1,
 900		.dpcm_capture = 1,
 901		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
 902	},
 903	{
 904		.name = "iDisp1",
 905		.id = 1,
 906		.dpcm_playback = 1,
 907		.init = kabylake_5663_hdmi1_init,
 908		.no_pcm = 1,
 909		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 910	},
 911	{
 912		.name = "iDisp2",
 913		.id = 2,
 914		.init = kabylake_5663_hdmi2_init,
 915		.dpcm_playback = 1,
 916		.no_pcm = 1,
 917		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 918	},
 919};
 920
 921#define NAME_SIZE	32
 922static int kabylake_card_late_probe(struct snd_soc_card *card)
 923{
 924	struct kbl_rt5663_private *ctx = snd_soc_card_get_drvdata(card);
 925	struct kbl_hdmi_pcm *pcm;
 926	struct snd_soc_component *component = NULL;
 927	int err, i = 0;
 928	char jack_name[NAME_SIZE];
 929
 930	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
 931		component = pcm->codec_dai->component;
 932		snprintf(jack_name, sizeof(jack_name),
 933			"HDMI/DP, pcm=%d Jack", pcm->device);
 934		err = snd_soc_card_jack_new(card, jack_name,
 935					SND_JACK_AVOUT, &skylake_hdmi[i]);
 936
 937		if (err)
 938			return err;
 939
 940		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
 941						&skylake_hdmi[i]);
 942		if (err < 0)
 943			return err;
 944
 945		i++;
 946	}
 947
 948	if (!component)
 949		return -EINVAL;
 950
 951	return hdac_hdmi_jack_port_init(component, &card->dapm);
 952}
 953
 954/* kabylake audio machine driver for SPT + RT5663 */
 955static struct snd_soc_card kabylake_audio_card_rt5663_m98927 = {
 956	.name = "kblrt5663max",
 957	.owner = THIS_MODULE,
 958	.dai_link = kabylake_dais,
 959	.num_links = ARRAY_SIZE(kabylake_dais),
 960	.controls = kabylake_controls,
 961	.num_controls = ARRAY_SIZE(kabylake_controls),
 962	.dapm_widgets = kabylake_widgets,
 963	.num_dapm_widgets = ARRAY_SIZE(kabylake_widgets),
 964	.dapm_routes = kabylake_map,
 965	.num_dapm_routes = ARRAY_SIZE(kabylake_map),
 966	.codec_conf = max98927_codec_conf,
 967	.num_configs = ARRAY_SIZE(max98927_codec_conf),
 968	.fully_routed = true,
 969	.late_probe = kabylake_card_late_probe,
 970};
 971
 972/* kabylake audio machine driver for RT5663 */
 973static struct snd_soc_card kabylake_audio_card_rt5663 = {
 974	.name = "kblrt5663",
 975	.owner = THIS_MODULE,
 976	.dai_link = kabylake_5663_dais,
 977	.num_links = ARRAY_SIZE(kabylake_5663_dais),
 978	.controls = kabylake_5663_controls,
 979	.num_controls = ARRAY_SIZE(kabylake_5663_controls),
 980	.dapm_widgets = kabylake_5663_widgets,
 981	.num_dapm_widgets = ARRAY_SIZE(kabylake_5663_widgets),
 982	.dapm_routes = kabylake_5663_map,
 983	.num_dapm_routes = ARRAY_SIZE(kabylake_5663_map),
 984	.fully_routed = true,
 985	.late_probe = kabylake_card_late_probe,
 986};
 987
 988static int kabylake_audio_probe(struct platform_device *pdev)
 989{
 990	struct kbl_rt5663_private *ctx;
 991	struct snd_soc_acpi_mach *mach;
 992	int ret;
 993
 994	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 995	if (!ctx)
 996		return -ENOMEM;
 997
 998	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 999
1000	kabylake_audio_card =
1001		(struct snd_soc_card *)pdev->id_entry->driver_data;
1002
1003	kabylake_audio_card->dev = &pdev->dev;
1004	snd_soc_card_set_drvdata(kabylake_audio_card, ctx);
1005
1006	mach = pdev->dev.platform_data;
1007	if (mach)
1008		dmic_constraints = mach->mach_params.dmic_num == 2 ?
1009			&constraints_dmic_2ch : &constraints_dmic_channels;
1010
1011	ctx->mclk = devm_clk_get(&pdev->dev, "ssp1_mclk");
1012	if (IS_ERR(ctx->mclk)) {
1013		ret = PTR_ERR(ctx->mclk);
1014		if (ret == -ENOENT) {
1015			dev_info(&pdev->dev,
1016				"Failed to get ssp1_sclk, defer probe\n");
1017			return -EPROBE_DEFER;
1018		}
1019
1020		dev_err(&pdev->dev, "Failed to get ssp1_mclk with err:%d\n",
1021								ret);
1022		return ret;
1023	}
1024
1025	ctx->sclk = devm_clk_get(&pdev->dev, "ssp1_sclk");
1026	if (IS_ERR(ctx->sclk)) {
1027		ret = PTR_ERR(ctx->sclk);
1028		if (ret == -ENOENT) {
1029			dev_info(&pdev->dev,
1030				"Failed to get ssp1_sclk, defer probe\n");
1031			return -EPROBE_DEFER;
1032		}
1033
1034		dev_err(&pdev->dev, "Failed to get ssp1_sclk with err:%d\n",
1035								ret);
1036		return ret;
1037	}
1038
1039	return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card);
1040}
1041
1042static const struct platform_device_id kbl_board_ids[] = {
1043	{
1044		.name = "kbl_rt5663",
1045		.driver_data = (kernel_ulong_t)&kabylake_audio_card_rt5663,
1046	},
1047	{
1048		.name = "kbl_rt5663_m98927",
1049		.driver_data =
1050			(kernel_ulong_t)&kabylake_audio_card_rt5663_m98927,
1051	},
1052	{ }
1053};
1054MODULE_DEVICE_TABLE(platform, kbl_board_ids);
1055
1056static struct platform_driver kabylake_audio = {
1057	.probe = kabylake_audio_probe,
1058	.driver = {
1059		.name = "kbl_rt5663_m98927",
1060		.pm = &snd_soc_pm_ops,
1061	},
1062	.id_table = kbl_board_ids,
1063};
1064
1065module_platform_driver(kabylake_audio)
1066
1067/* Module information */
1068MODULE_DESCRIPTION("Audio Machine driver-RT5663 & MAX98927 in I2S mode");
1069MODULE_AUTHOR("Naveen M <naveen.m@intel.com>");
1070MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
1071MODULE_LICENSE("GPL v2");