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Linux/sound/soc/intel/boards/skl_nau88l25_ssm4567.c

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  1 /*
  2  * Intel Skylake I2S Machine Driver for NAU88L25+SSM4567
  3  *
  4  * Copyright (C) 2015, Intel Corporation. All rights reserved.
  5  *
  6  * Modified from:
  7  *   Intel Skylake I2S Machine Driver for NAU88L25 and SSM4567
  8  *
  9  *   Copyright (C) 2015, Intel Corporation. All rights reserved.
 10  *
 11  * This program is free software; you can redistribute it and/or
 12  * modify it under the terms of the GNU General Public License version
 13  * 2 as published by the Free Software Foundation.
 14  *
 15  * This program is distributed in the hope that it will be useful,
 16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 18  * GNU General Public License for more details.
 19  */
 20 
 21 #include <linux/module.h>
 22 #include <linux/platform_device.h>
 23 #include <sound/core.h>
 24 #include <sound/pcm.h>
 25 #include <sound/soc.h>
 26 #include <sound/jack.h>
 27 #include <sound/pcm_params.h>
 28 #include "../../codecs/nau8825.h"
 29 #include "../../codecs/hdac_hdmi.h"
 30 #include "../skylake/skl.h"
 31 
 32 #define SKL_NUVOTON_CODEC_DAI   "nau8825-hifi"
 33 #define SKL_SSM_CODEC_DAI       "ssm4567-hifi"
 34 #define DMIC_CH(p)     p->list[p->count-1]
 35 
 36 static struct snd_soc_jack skylake_headset;
 37 static struct snd_soc_card skylake_audio_card;
 38 static const struct snd_pcm_hw_constraint_list *dmic_constraints;
 39 static struct snd_soc_jack skylake_hdmi[3];
 40 
 41 struct skl_hdmi_pcm {
 42         struct list_head head;
 43         struct snd_soc_dai *codec_dai;
 44         int device;
 45 };
 46 
 47 struct skl_nau88125_private {
 48         struct list_head hdmi_pcm_list;
 49 };
 50 enum {
 51         SKL_DPCM_AUDIO_PB = 0,
 52         SKL_DPCM_AUDIO_CP,
 53         SKL_DPCM_AUDIO_REF_CP,
 54         SKL_DPCM_AUDIO_DMIC_CP,
 55         SKL_DPCM_AUDIO_HDMI1_PB,
 56         SKL_DPCM_AUDIO_HDMI2_PB,
 57         SKL_DPCM_AUDIO_HDMI3_PB,
 58 };
 59 
 60 static const struct snd_kcontrol_new skylake_controls[] = {
 61         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 62         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 63         SOC_DAPM_PIN_SWITCH("Left Speaker"),
 64         SOC_DAPM_PIN_SWITCH("Right Speaker"),
 65 };
 66 
 67 static int platform_clock_control(struct snd_soc_dapm_widget *w,
 68                 struct snd_kcontrol *k, int  event)
 69 {
 70         struct snd_soc_dapm_context *dapm = w->dapm;
 71         struct snd_soc_card *card = dapm->card;
 72         struct snd_soc_dai *codec_dai;
 73         int ret;
 74 
 75         codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
 76         if (!codec_dai) {
 77                 dev_err(card->dev, "Codec dai not found\n");
 78                 return -EIO;
 79         }
 80 
 81         if (SND_SOC_DAPM_EVENT_ON(event)) {
 82                 ret = snd_soc_dai_set_sysclk(codec_dai,
 83                                 NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
 84                 if (ret < 0) {
 85                         dev_err(card->dev, "set sysclk err = %d\n", ret);
 86                         return -EIO;
 87                 }
 88         } else {
 89                 ret = snd_soc_dai_set_sysclk(codec_dai,
 90                                 NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
 91                 if (ret < 0) {
 92                         dev_err(card->dev, "set sysclk err = %d\n", ret);
 93                         return -EIO;
 94                 }
 95         }
 96         return ret;
 97 }
 98 
 99 static const struct snd_soc_dapm_widget skylake_widgets[] = {
100         SND_SOC_DAPM_HP("Headphone Jack", NULL),
101         SND_SOC_DAPM_MIC("Headset Mic", NULL),
102         SND_SOC_DAPM_SPK("Left Speaker", NULL),
103         SND_SOC_DAPM_SPK("Right Speaker", NULL),
104         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
105         SND_SOC_DAPM_SPK("DP1", NULL),
106         SND_SOC_DAPM_SPK("DP2", NULL),
107         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
108                         platform_clock_control, SND_SOC_DAPM_PRE_PMU |
109                         SND_SOC_DAPM_POST_PMD),
110 };
111 
112 static const struct snd_soc_dapm_route skylake_map[] = {
113         /* HP jack connectors - unknown if we have jack detection */
114         {"Headphone Jack", NULL, "HPOL"},
115         {"Headphone Jack", NULL, "HPOR"},
116 
117         /* speaker */
118         {"Left Speaker", NULL, "Left OUT"},
119         {"Right Speaker", NULL, "Right OUT"},
120 
121         /* other jacks */
122         {"MIC", NULL, "Headset Mic"},
123         {"DMic", NULL, "SoC DMIC"},
124 
125         /* CODEC BE connections */
126         { "Left Playback", NULL, "ssp0 Tx"},
127         { "Right Playback", NULL, "ssp0 Tx"},
128         { "ssp0 Tx", NULL, "codec0_out"},
129 
130         /* IV feedback path */
131         { "codec0_lp_in", NULL, "ssp0 Rx"},
132         { "ssp0 Rx", NULL, "Left Capture Sense" },
133         { "ssp0 Rx", NULL, "Right Capture Sense" },
134 
135         { "Playback", NULL, "ssp1 Tx"},
136         { "ssp1 Tx", NULL, "codec1_out"},
137 
138         { "codec0_in", NULL, "ssp1 Rx" },
139         { "ssp1 Rx", NULL, "Capture" },
140 
141         /* DMIC */
142         { "dmic01_hifi", NULL, "DMIC01 Rx" },
143         { "DMIC01 Rx", NULL, "DMIC AIF" },
144 
145         { "hifi3", NULL, "iDisp3 Tx"},
146         { "iDisp3 Tx", NULL, "iDisp3_out"},
147         { "hifi2", NULL, "iDisp2 Tx"},
148         { "iDisp2 Tx", NULL, "iDisp2_out"},
149         { "hifi1", NULL, "iDisp1 Tx"},
150         { "iDisp1 Tx", NULL, "iDisp1_out"},
151 
152         { "Headphone Jack", NULL, "Platform Clock" },
153         { "Headset Mic", NULL, "Platform Clock" },
154 };
155 
156 static struct snd_soc_codec_conf ssm4567_codec_conf[] = {
157         {
158                 .dev_name = "i2c-INT343B:00",
159                 .name_prefix = "Left",
160         },
161         {
162                 .dev_name = "i2c-INT343B:01",
163                 .name_prefix = "Right",
164         },
165 };
166 
167 static struct snd_soc_dai_link_component ssm4567_codec_components[] = {
168         { /* Left */
169                 .name = "i2c-INT343B:00",
170                 .dai_name = SKL_SSM_CODEC_DAI,
171         },
172         { /* Right */
173                 .name = "i2c-INT343B:01",
174                 .dai_name = SKL_SSM_CODEC_DAI,
175         },
176 };
177 
178 static int skylake_ssm4567_codec_init(struct snd_soc_pcm_runtime *rtd)
179 {
180         int ret;
181 
182         /* Slot 1 for left */
183         ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[0], 0x01, 0x01, 2, 48);
184         if (ret < 0)
185                 return ret;
186 
187         /* Slot 2 for right */
188         ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[1], 0x02, 0x02, 2, 48);
189         if (ret < 0)
190                 return ret;
191 
192         return ret;
193 }
194 
195 static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
196 {
197         int ret;
198         struct snd_soc_component *component = rtd->codec_dai->component;
199 
200         /*
201          * 4 buttons here map to the google Reference headset
202          * The use of these buttons can be decided by the user space.
203          */
204         ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
205                 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
206                 SND_JACK_BTN_2 | SND_JACK_BTN_3, &skylake_headset,
207                 NULL, 0);
208         if (ret) {
209                 dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
210                 return ret;
211         }
212 
213         nau8825_enable_jack_detect(component, &skylake_headset);
214 
215         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
216 
217         return ret;
218 }
219 
220 static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
221 {
222         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
223         struct snd_soc_dai *dai = rtd->codec_dai;
224         struct skl_hdmi_pcm *pcm;
225 
226         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
227         if (!pcm)
228                 return -ENOMEM;
229 
230         pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
231         pcm->codec_dai = dai;
232 
233         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
234 
235         return 0;
236 }
237 
238 static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
239 {
240         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
241         struct snd_soc_dai *dai = rtd->codec_dai;
242         struct skl_hdmi_pcm *pcm;
243 
244         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
245         if (!pcm)
246                 return -ENOMEM;
247 
248         pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
249         pcm->codec_dai = dai;
250 
251         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
252 
253         return 0;
254 }
255 
256 
257 static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
258 {
259         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
260         struct snd_soc_dai *dai = rtd->codec_dai;
261         struct skl_hdmi_pcm *pcm;
262 
263         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
264         if (!pcm)
265                 return -ENOMEM;
266 
267         pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
268         pcm->codec_dai = dai;
269 
270         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
271 
272         return 0;
273 }
274 
275 static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
276 {
277         struct snd_soc_dapm_context *dapm;
278         struct snd_soc_component *component = rtd->cpu_dai->component;
279 
280         dapm = snd_soc_component_get_dapm(component);
281         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
282 
283         return 0;
284 }
285 
286 static const unsigned int rates[] = {
287         48000,
288 };
289 
290 static const struct snd_pcm_hw_constraint_list constraints_rates = {
291         .count = ARRAY_SIZE(rates),
292         .list  = rates,
293         .mask = 0,
294 };
295 
296 static const unsigned int channels[] = {
297         2,
298 };
299 
300 static const struct snd_pcm_hw_constraint_list constraints_channels = {
301         .count = ARRAY_SIZE(channels),
302         .list = channels,
303         .mask = 0,
304 };
305 
306 static int skl_fe_startup(struct snd_pcm_substream *substream)
307 {
308         struct snd_pcm_runtime *runtime = substream->runtime;
309 
310         /*
311          * on this platform for PCM device we support,
312          *      48Khz
313          *      stereo
314          *      16 bit audio
315          */
316 
317         runtime->hw.channels_max = 2;
318         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
319                                            &constraints_channels);
320 
321         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
322         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
323 
324         snd_pcm_hw_constraint_list(runtime, 0,
325                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
326 
327         return 0;
328 }
329 
330 static const struct snd_soc_ops skylake_nau8825_fe_ops = {
331         .startup = skl_fe_startup,
332 };
333 
334 static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
335                         struct snd_pcm_hw_params *params)
336 {
337         struct snd_interval *rate = hw_param_interval(params,
338                         SNDRV_PCM_HW_PARAM_RATE);
339         struct snd_interval *channels = hw_param_interval(params,
340                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
341         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
342 
343         /* The ADSP will covert the FE rate to 48k, stereo */
344         rate->min = rate->max = 48000;
345         channels->min = channels->max = 2;
346 
347         /* set SSP0 to 24 bit */
348         snd_mask_none(fmt);
349         snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
350         return 0;
351 }
352 
353 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
354                         struct snd_pcm_hw_params *params)
355 {
356         struct snd_interval *channels = hw_param_interval(params,
357                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
358         if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2)
359                 channels->min = channels->max = 2;
360         else
361                 channels->min = channels->max = 4;
362 
363         return 0;
364 }
365 
366 static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream,
367         struct snd_pcm_hw_params *params)
368 {
369         struct snd_soc_pcm_runtime *rtd = substream->private_data;
370         struct snd_soc_dai *codec_dai = rtd->codec_dai;
371         int ret;
372 
373         ret = snd_soc_dai_set_sysclk(codec_dai,
374                         NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
375 
376         if (ret < 0)
377                 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
378 
379         return ret;
380 }
381 
382 static const struct snd_soc_ops skylake_nau8825_ops = {
383         .hw_params = skylake_nau8825_hw_params,
384 };
385 
386 static const unsigned int channels_dmic[] = {
387         2, 4,
388 };
389 
390 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
391         .count = ARRAY_SIZE(channels_dmic),
392         .list = channels_dmic,
393         .mask = 0,
394 };
395 
396 static const unsigned int dmic_2ch[] = {
397         2,
398 };
399 
400 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
401         .count = ARRAY_SIZE(dmic_2ch),
402         .list = dmic_2ch,
403         .mask = 0,
404 };
405 
406 static int skylake_dmic_startup(struct snd_pcm_substream *substream)
407 {
408         struct snd_pcm_runtime *runtime = substream->runtime;
409 
410         runtime->hw.channels_max = DMIC_CH(dmic_constraints);
411         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
412                         dmic_constraints);
413 
414         return snd_pcm_hw_constraint_list(substream->runtime, 0,
415                         SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
416 }
417 
418 static const struct snd_soc_ops skylake_dmic_ops = {
419         .startup = skylake_dmic_startup,
420 };
421 
422 static const unsigned int rates_16000[] = {
423         16000,
424 };
425 
426 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
427         .count = ARRAY_SIZE(rates_16000),
428         .list  = rates_16000,
429 };
430 
431 static const unsigned int ch_mono[] = {
432         1,
433 };
434 
435 static const struct snd_pcm_hw_constraint_list constraints_refcap = {
436         .count = ARRAY_SIZE(ch_mono),
437         .list  = ch_mono,
438 };
439 
440 static int skylake_refcap_startup(struct snd_pcm_substream *substream)
441 {
442         substream->runtime->hw.channels_max = 1;
443         snd_pcm_hw_constraint_list(substream->runtime, 0,
444                                         SNDRV_PCM_HW_PARAM_CHANNELS,
445                                         &constraints_refcap);
446 
447         return snd_pcm_hw_constraint_list(substream->runtime, 0,
448                         SNDRV_PCM_HW_PARAM_RATE,
449                         &constraints_16000);
450 }
451 
452 static const struct snd_soc_ops skylaye_refcap_ops = {
453         .startup = skylake_refcap_startup,
454 };
455 
456 /* skylake digital audio interface glue - connects codec <--> CPU */
457 static struct snd_soc_dai_link skylake_dais[] = {
458         /* Front End DAI links */
459         [SKL_DPCM_AUDIO_PB] = {
460                 .name = "Skl Audio Port",
461                 .stream_name = "Audio",
462                 .cpu_dai_name = "System Pin",
463                 .platform_name = "0000:00:1f.3",
464                 .dynamic = 1,
465                 .codec_name = "snd-soc-dummy",
466                 .codec_dai_name = "snd-soc-dummy-dai",
467                 .nonatomic = 1,
468                 .init = skylake_nau8825_fe_init,
469                 .trigger = {
470                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
471                 .dpcm_playback = 1,
472                 .ops = &skylake_nau8825_fe_ops,
473         },
474         [SKL_DPCM_AUDIO_CP] = {
475                 .name = "Skl Audio Capture Port",
476                 .stream_name = "Audio Record",
477                 .cpu_dai_name = "System Pin",
478                 .platform_name = "0000:00:1f.3",
479                 .dynamic = 1,
480                 .codec_name = "snd-soc-dummy",
481                 .codec_dai_name = "snd-soc-dummy-dai",
482                 .nonatomic = 1,
483                 .trigger = {
484                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
485                 .dpcm_capture = 1,
486                 .ops = &skylake_nau8825_fe_ops,
487         },
488         [SKL_DPCM_AUDIO_REF_CP] = {
489                 .name = "Skl Audio Reference cap",
490                 .stream_name = "Wake on Voice",
491                 .cpu_dai_name = "Reference Pin",
492                 .codec_name = "snd-soc-dummy",
493                 .codec_dai_name = "snd-soc-dummy-dai",
494                 .platform_name = "0000:00:1f.3",
495                 .init = NULL,
496                 .dpcm_capture = 1,
497                 .nonatomic = 1,
498                 .dynamic = 1,
499                 .ops = &skylaye_refcap_ops,
500         },
501         [SKL_DPCM_AUDIO_DMIC_CP] = {
502                 .name = "Skl Audio DMIC cap",
503                 .stream_name = "dmiccap",
504                 .cpu_dai_name = "DMIC Pin",
505                 .codec_name = "snd-soc-dummy",
506                 .codec_dai_name = "snd-soc-dummy-dai",
507                 .platform_name = "0000:00:1f.3",
508                 .init = NULL,
509                 .dpcm_capture = 1,
510                 .nonatomic = 1,
511                 .dynamic = 1,
512                 .ops = &skylake_dmic_ops,
513         },
514         [SKL_DPCM_AUDIO_HDMI1_PB] = {
515                 .name = "Skl HDMI Port1",
516                 .stream_name = "Hdmi1",
517                 .cpu_dai_name = "HDMI1 Pin",
518                 .codec_name = "snd-soc-dummy",
519                 .codec_dai_name = "snd-soc-dummy-dai",
520                 .platform_name = "0000:00:1f.3",
521                 .dpcm_playback = 1,
522                 .init = NULL,
523                 .trigger = {
524                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
525                 .nonatomic = 1,
526                 .dynamic = 1,
527         },
528         [SKL_DPCM_AUDIO_HDMI2_PB] = {
529                 .name = "Skl HDMI Port2",
530                 .stream_name = "Hdmi2",
531                 .cpu_dai_name = "HDMI2 Pin",
532                 .codec_name = "snd-soc-dummy",
533                 .codec_dai_name = "snd-soc-dummy-dai",
534                 .platform_name = "0000:00:1f.3",
535                 .dpcm_playback = 1,
536                 .init = NULL,
537                 .trigger = {
538                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
539                 .nonatomic = 1,
540                 .dynamic = 1,
541         },
542         [SKL_DPCM_AUDIO_HDMI3_PB] = {
543                 .name = "Skl HDMI Port3",
544                 .stream_name = "Hdmi3",
545                 .cpu_dai_name = "HDMI3 Pin",
546                 .codec_name = "snd-soc-dummy",
547                 .codec_dai_name = "snd-soc-dummy-dai",
548                 .platform_name = "0000:00:1f.3",
549                 .trigger = {
550                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
551                 .dpcm_playback = 1,
552                 .init = NULL,
553                 .nonatomic = 1,
554                 .dynamic = 1,
555         },
556 
557         /* Back End DAI links */
558         {
559                 /* SSP0 - Codec */
560                 .name = "SSP0-Codec",
561                 .id = 0,
562                 .cpu_dai_name = "SSP0 Pin",
563                 .platform_name = "0000:00:1f.3",
564                 .no_pcm = 1,
565                 .codecs = ssm4567_codec_components,
566                 .num_codecs = ARRAY_SIZE(ssm4567_codec_components),
567                 .dai_fmt = SND_SOC_DAIFMT_DSP_A |
568                         SND_SOC_DAIFMT_IB_NF |
569                         SND_SOC_DAIFMT_CBS_CFS,
570                 .init = skylake_ssm4567_codec_init,
571                 .ignore_pmdown_time = 1,
572                 .be_hw_params_fixup = skylake_ssp_fixup,
573                 .dpcm_playback = 1,
574                 .dpcm_capture = 1,
575         },
576         {
577                 /* SSP1 - Codec */
578                 .name = "SSP1-Codec",
579                 .id = 1,
580                 .cpu_dai_name = "SSP1 Pin",
581                 .platform_name = "0000:00:1f.3",
582                 .no_pcm = 1,
583                 .codec_name = "i2c-10508825:00",
584                 .codec_dai_name = SKL_NUVOTON_CODEC_DAI,
585                 .init = skylake_nau8825_codec_init,
586                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
587                         SND_SOC_DAIFMT_CBS_CFS,
588                 .ignore_pmdown_time = 1,
589                 .be_hw_params_fixup = skylake_ssp_fixup,
590                 .ops = &skylake_nau8825_ops,
591                 .dpcm_playback = 1,
592                 .dpcm_capture = 1,
593         },
594         {
595                 .name = "dmic01",
596                 .id = 2,
597                 .cpu_dai_name = "DMIC01 Pin",
598                 .codec_name = "dmic-codec",
599                 .codec_dai_name = "dmic-hifi",
600                 .platform_name = "0000:00:1f.3",
601                 .ignore_suspend = 1,
602                 .be_hw_params_fixup = skylake_dmic_fixup,
603                 .dpcm_capture = 1,
604                 .no_pcm = 1,
605         },
606         {
607                 .name = "iDisp1",
608                 .id = 3,
609                 .cpu_dai_name = "iDisp1 Pin",
610                 .codec_name = "ehdaudio0D2",
611                 .codec_dai_name = "intel-hdmi-hifi1",
612                 .platform_name = "0000:00:1f.3",
613                 .dpcm_playback = 1,
614                 .init = skylake_hdmi1_init,
615                 .no_pcm = 1,
616         },
617         {
618                 .name = "iDisp2",
619                 .id = 4,
620                 .cpu_dai_name = "iDisp2 Pin",
621                 .codec_name = "ehdaudio0D2",
622                 .codec_dai_name = "intel-hdmi-hifi2",
623                 .platform_name = "0000:00:1f.3",
624                 .init = skylake_hdmi2_init,
625                 .dpcm_playback = 1,
626                 .no_pcm = 1,
627         },
628         {
629                 .name = "iDisp3",
630                 .id = 5,
631                 .cpu_dai_name = "iDisp3 Pin",
632                 .codec_name = "ehdaudio0D2",
633                 .codec_dai_name = "intel-hdmi-hifi3",
634                 .platform_name = "0000:00:1f.3",
635                 .init = skylake_hdmi3_init,
636                 .dpcm_playback = 1,
637                 .no_pcm = 1,
638         },
639 };
640 
641 #define NAME_SIZE       32
642 static int skylake_card_late_probe(struct snd_soc_card *card)
643 {
644         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(card);
645         struct skl_hdmi_pcm *pcm;
646         struct snd_soc_component *component = NULL;
647         int err, i = 0;
648         char jack_name[NAME_SIZE];
649 
650         list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
651                 component = pcm->codec_dai->component;
652                 snprintf(jack_name, sizeof(jack_name),
653                         "HDMI/DP, pcm=%d Jack", pcm->device);
654                 err = snd_soc_card_jack_new(card, jack_name,
655                                         SND_JACK_AVOUT,
656                                         &skylake_hdmi[i],
657                                         NULL, 0);
658 
659                 if (err)
660                         return err;
661 
662                 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
663                                                 &skylake_hdmi[i]);
664                 if (err < 0)
665                         return err;
666 
667                 i++;
668         }
669 
670         if (!component)
671                 return -EINVAL;
672 
673         return hdac_hdmi_jack_port_init(component, &card->dapm);
674 }
675 
676 /* skylake audio machine driver for SPT + NAU88L25 */
677 static struct snd_soc_card skylake_audio_card = {
678         .name = "sklnau8825adi",
679         .owner = THIS_MODULE,
680         .dai_link = skylake_dais,
681         .num_links = ARRAY_SIZE(skylake_dais),
682         .controls = skylake_controls,
683         .num_controls = ARRAY_SIZE(skylake_controls),
684         .dapm_widgets = skylake_widgets,
685         .num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
686         .dapm_routes = skylake_map,
687         .num_dapm_routes = ARRAY_SIZE(skylake_map),
688         .codec_conf = ssm4567_codec_conf,
689         .num_configs = ARRAY_SIZE(ssm4567_codec_conf),
690         .fully_routed = true,
691         .late_probe = skylake_card_late_probe,
692 };
693 
694 static int skylake_audio_probe(struct platform_device *pdev)
695 {
696         struct skl_nau88125_private *ctx;
697         struct skl_machine_pdata *pdata;
698 
699         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
700         if (!ctx)
701                 return -ENOMEM;
702 
703         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
704 
705         skylake_audio_card.dev = &pdev->dev;
706         snd_soc_card_set_drvdata(&skylake_audio_card, ctx);
707 
708         pdata = dev_get_drvdata(&pdev->dev);
709         if (pdata)
710                 dmic_constraints = pdata->dmic_num == 2 ?
711                         &constraints_dmic_2ch : &constraints_dmic_channels;
712 
713         return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
714 }
715 
716 static const struct platform_device_id skl_board_ids[] = {
717         { .name = "skl_n88l25_s4567" },
718         { .name = "kbl_n88l25_s4567" },
719         { }
720 };
721 
722 static struct platform_driver skylake_audio = {
723         .probe = skylake_audio_probe,
724         .driver = {
725                 .name = "skl_n88l25_s4567",
726                 .pm = &snd_soc_pm_ops,
727         },
728         .id_table = skl_board_ids,
729 };
730 
731 module_platform_driver(skylake_audio)
732 
733 /* Module information */
734 MODULE_AUTHOR("Conrad Cooke  <conrad.cooke@intel.com>");
735 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
736 MODULE_AUTHOR("Naveen M <naveen.m@intel.com>");
737 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>");
738 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
739 MODULE_DESCRIPTION("Intel Audio Machine driver for SKL with NAU88L25 and SSM4567 in I2S Mode");
740 MODULE_LICENSE("GPL v2");
741 MODULE_ALIAS("platform:skl_n88l25_s4567");
742 MODULE_ALIAS("platform:kbl_n88l25_s4567");
743 

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