Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
// SPDX-License-Identifier: GPL-2.0-only
/*
 * 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
 */

#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/rt5514.h"
#include "../../codecs/rt5663.h"
#include "../../codecs/hdac_hdmi.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 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_component *component = rtd->codec_dai->component;
	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_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);

	snd_soc_component_set_jack(component, &ctx->kabylake_headset, NULL);

	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_format(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_format(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->component,
			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;
	struct snd_soc_dai *codec_dai;
	int ret = 0, j;

	for_each_rtd_codec_dai(rtd, j, codec_dai) {
		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[] = {
	2,
};

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,
};

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(spi_cpu,
	DAILINK_COMP_ARRAY(COMP_CPU("spi-PRP0001:00")));
SND_SOC_DAILINK_DEF(spi_platform,
	DAILINK_COMP_ARRAY(COMP_PLATFORM("spi-PRP0001:00")));

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(ssp0_pin,
	DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
SND_SOC_DAILINK_DEF(ssp0_codec,
	DAILINK_COMP_ARRAY(
	/* Left */ COMP_CODEC(MAXIM_DEV0_NAME, KBL_MAXIM_CODEC_DAI),
	/* Right */COMP_CODEC(MAXIM_DEV1_NAME, KBL_MAXIM_CODEC_DAI),
	/* dmic */ COMP_CODEC(RT5514_DEV_NAME, KBL_REALTEK_DMIC_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(RT5663_DEV_NAME, KBL_REALTEK_CODEC_DAI)));

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(platform,
	DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));

/* 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",
		.dynamic = 1,
		.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,
		SND_SOC_DAILINK_REG(system, dummy, platform),
	},
	[KBL_DPCM_AUDIO_CP] = {
		.name = "Kbl 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 = &kabylake_rt5663_fe_ops,
		SND_SOC_DAILINK_REG(system, dummy, platform),
	},
	[KBL_DPCM_AUDIO_HS_PB] = {
		.name = "Kbl Audio Headset Playback",
		.stream_name = "Headset Audio",
		.dpcm_playback = 1,
		.nonatomic = 1,
		.dynamic = 1,
		SND_SOC_DAILINK_REG(system2, dummy, platform),
	},
	[KBL_DPCM_AUDIO_ECHO_REF_CP] = {
		.name = "Kbl Audio Echo Reference cap",
		.stream_name = "Echoreference Capture",
		.init = NULL,
		.capture_only = 1,
		.nonatomic = 1,
		SND_SOC_DAILINK_REG(echoref, dummy, platform),
	},
	[KBL_DPCM_AUDIO_RT5514_DSP] = {
		.name = "rt5514 dsp",
		.stream_name = "Wake on Voice",
		SND_SOC_DAILINK_REG(spi_cpu, dummy, spi_platform),
	},
	[KBL_DPCM_AUDIO_DMIC_CP] = {
		.name = "Kbl Audio DMIC cap",
		.stream_name = "dmiccap",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &kabylake_dmic_ops,
		SND_SOC_DAILINK_REG(dmic, dummy, platform),
	},
	[KBL_DPCM_AUDIO_HDMI1_PB] = {
		.name = "Kbl 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),
	},
	[KBL_DPCM_AUDIO_HDMI2_PB] = {
		.name = "Kbl 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),
	},
	/* Back End DAI links */
	/* single Back end dai for both max speakers and dmic */
	{
		/* SSP0 - Codec */
		.name = "SSP0-Codec",
		.id = 0,
		.no_pcm = 1,
		.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,
		SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
	},
	{
		.name = "SSP1-Codec",
		.id = 1,
		.no_pcm = 1,
		.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,
		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
	},
	{
		.name = "iDisp1",
		.id = 3,
		.dpcm_playback = 1,
		.init = kabylake_hdmi1_init,
		.no_pcm = 1,
		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
	},
	{
		.name = "iDisp2",
		.id = 4,
		.init = kabylake_hdmi2_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
	},
};

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_component *component = NULL;
	int err, i = 0;
	char jack_name[NAME_SIZE];

	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, &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 (!component)
		return -EINVAL;

	return hdac_hdmi_jack_port_init(component, &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 snd_soc_acpi_mach *mach;

	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
	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);

	mach = (&pdev->dev)->platform_data;
	if (mach)
		dmic_constraints = mach->mach_params.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 <harshapriya.n@intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:kbl_r5514_5663_max");