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Linux/sound/soc/intel/boards/kbl_rt5663_max98927.c

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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
  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 
 33 static struct snd_soc_card *kabylake_audio_card;
 34 static const struct snd_pcm_hw_constraint_list *dmic_constraints;
 35 static struct snd_soc_jack skylake_hdmi[3];
 36 
 37 struct kbl_hdmi_pcm {
 38         struct list_head head;
 39         struct snd_soc_dai *codec_dai;
 40         int device;
 41 };
 42 
 43 struct 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 
 50 enum {
 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 
 62 static 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 
 69 static 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 
124 static 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 
138 static 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 
186 enum {
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 
193 static const struct snd_kcontrol_new kabylake_5663_controls[] = {
194         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
195         SOC_DAPM_PIN_SWITCH("Headset Mic"),
196 };
197 
198 static 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 
209 static 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 
220 static 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 
247 static 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 
258 static 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 = snd_soc_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 
274 static 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 = snd_soc_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 
307 static 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 
324 static 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 = snd_soc_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 
342 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
343 {
344         return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB);
345 }
346 
347 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
348 {
349         return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB);
350 }
351 
352 static int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
353 {
354         return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB);
355 }
356 
357 static 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 
362 static 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 
367 static unsigned int rates[] = {
368         48000,
369 };
370 
371 static const struct snd_pcm_hw_constraint_list constraints_rates = {
372         .count = ARRAY_SIZE(rates),
373         .list  = rates,
374         .mask = 0,
375 };
376 
377 static unsigned int channels[] = {
378         2,
379 };
380 
381 static const struct snd_pcm_hw_constraint_list constraints_channels = {
382         .count = ARRAY_SIZE(channels),
383         .list = channels,
384         .mask = 0,
385 };
386 
387 static 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 
411 static const struct snd_soc_ops kabylake_rt5663_fe_ops = {
412         .startup = kbl_fe_startup,
413 };
414 
415 static 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 
472 static 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 = snd_soc_substream_to_rtd(substream);
476         struct snd_soc_dai *codec_dai = snd_soc_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 
492 static const struct snd_soc_ops kabylake_rt5663_ops = {
493         .hw_params = kabylake_rt5663_hw_params,
494 };
495 
496 static 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 
510 static 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 = snd_soc_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 
542 static const struct snd_soc_ops kabylake_ssp0_ops = {
543         .hw_params = kabylake_ssp0_hw_params,
544 };
545 
546 static unsigned int channels_dmic[] = {
547         2, 4,
548 };
549 
550 static struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
551         .count = ARRAY_SIZE(channels_dmic),
552         .list = channels_dmic,
553         .mask = 0,
554 };
555 
556 static const unsigned int dmic_2ch[] = {
557         2,
558 };
559 
560 static 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 
566 static 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 
578 static const struct snd_soc_ops kabylake_dmic_ops = {
579         .startup = kabylake_dmic_startup,
580 };
581 
582 static unsigned int rates_16000[] = {
583         16000,
584 };
585 
586 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
587         .count = ARRAY_SIZE(rates_16000),
588         .list  = rates_16000,
589 };
590 
591 static const unsigned int ch_mono[] = {
592         1,
593 };
594 
595 static const struct snd_pcm_hw_constraint_list constraints_refcap = {
596         .count = ARRAY_SIZE(ch_mono),
597         .list  = ch_mono,
598 };
599 
600 static 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 
612 static const struct snd_soc_ops skylake_refcap_ops = {
613         .startup = kabylake_refcap_startup,
614 };
615 
616 SND_SOC_DAILINK_DEF(dummy,
617         DAILINK_COMP_ARRAY(COMP_DUMMY()));
618 
619 SND_SOC_DAILINK_DEF(system,
620         DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
621 
622 SND_SOC_DAILINK_DEF(system2,
623         DAILINK_COMP_ARRAY(COMP_CPU("System Pin2")));
624 
625 SND_SOC_DAILINK_DEF(echoref,
626         DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin")));
627 
628 SND_SOC_DAILINK_DEF(reference,
629         DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
630 
631 SND_SOC_DAILINK_DEF(dmic,
632         DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
633 
634 SND_SOC_DAILINK_DEF(hdmi1,
635         DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
636 
637 SND_SOC_DAILINK_DEF(hdmi2,
638         DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
639 
640 SND_SOC_DAILINK_DEF(hdmi3,
641         DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
642 
643 SND_SOC_DAILINK_DEF(ssp0_pin,
644         DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
645 SND_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 
650 SND_SOC_DAILINK_DEF(ssp1_pin,
651         DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
652 SND_SOC_DAILINK_DEF(ssp1_codec,
653         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5663:00",
654                                       KBL_REALTEK_CODEC_DAI)));
655 
656 SND_SOC_DAILINK_DEF(dmic01_pin,
657         DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
658 SND_SOC_DAILINK_DEF(dmic_codec,
659         DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
660 
661 SND_SOC_DAILINK_DEF(idisp1_pin,
662         DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
663 SND_SOC_DAILINK_DEF(idisp1_codec,
664         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
665 
666 SND_SOC_DAILINK_DEF(idisp2_pin,
667         DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
668 SND_SOC_DAILINK_DEF(idisp2_codec,
669         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
670 
671 SND_SOC_DAILINK_DEF(idisp3_pin,
672         DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
673 SND_SOC_DAILINK_DEF(idisp3_codec,
674         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
675 
676 SND_SOC_DAILINK_DEF(platform,
677         DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
678 
679 /* kabylake digital audio interface glue - connects codec <--> CPU */
680 static 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 
840 static 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
922 static 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 */
955 static 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         .disable_route_checks = true,
970         .late_probe = kabylake_card_late_probe,
971 };
972 
973 /* kabylake audio machine driver for RT5663 */
974 static struct snd_soc_card kabylake_audio_card_rt5663 = {
975         .name = "kblrt5663",
976         .owner = THIS_MODULE,
977         .dai_link = kabylake_5663_dais,
978         .num_links = ARRAY_SIZE(kabylake_5663_dais),
979         .controls = kabylake_5663_controls,
980         .num_controls = ARRAY_SIZE(kabylake_5663_controls),
981         .dapm_widgets = kabylake_5663_widgets,
982         .num_dapm_widgets = ARRAY_SIZE(kabylake_5663_widgets),
983         .dapm_routes = kabylake_5663_map,
984         .num_dapm_routes = ARRAY_SIZE(kabylake_5663_map),
985         .fully_routed = true,
986         .disable_route_checks = true,
987         .late_probe = kabylake_card_late_probe,
988 };
989 
990 static int kabylake_audio_probe(struct platform_device *pdev)
991 {
992         struct kbl_rt5663_private *ctx;
993         struct snd_soc_acpi_mach *mach;
994         int ret;
995 
996         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
997         if (!ctx)
998                 return -ENOMEM;
999 
1000         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
1001 
1002         kabylake_audio_card =
1003                 (struct snd_soc_card *)pdev->id_entry->driver_data;
1004 
1005         kabylake_audio_card->dev = &pdev->dev;
1006         snd_soc_card_set_drvdata(kabylake_audio_card, ctx);
1007 
1008         mach = pdev->dev.platform_data;
1009         if (mach)
1010                 dmic_constraints = mach->mach_params.dmic_num == 2 ?
1011                         &constraints_dmic_2ch : &constraints_dmic_channels;
1012 
1013         ctx->mclk = devm_clk_get(&pdev->dev, "ssp1_mclk");
1014         if (IS_ERR(ctx->mclk)) {
1015                 ret = PTR_ERR(ctx->mclk);
1016                 if (ret == -ENOENT) {
1017                         dev_info(&pdev->dev,
1018                                 "Failed to get ssp1_sclk, defer probe\n");
1019                         return -EPROBE_DEFER;
1020                 }
1021 
1022                 dev_err(&pdev->dev, "Failed to get ssp1_mclk with err:%d\n",
1023                                                                 ret);
1024                 return ret;
1025         }
1026 
1027         ctx->sclk = devm_clk_get(&pdev->dev, "ssp1_sclk");
1028         if (IS_ERR(ctx->sclk)) {
1029                 ret = PTR_ERR(ctx->sclk);
1030                 if (ret == -ENOENT) {
1031                         dev_info(&pdev->dev,
1032                                 "Failed to get ssp1_sclk, defer probe\n");
1033                         return -EPROBE_DEFER;
1034                 }
1035 
1036                 dev_err(&pdev->dev, "Failed to get ssp1_sclk with err:%d\n",
1037                                                                 ret);
1038                 return ret;
1039         }
1040 
1041         return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card);
1042 }
1043 
1044 static const struct platform_device_id kbl_board_ids[] = {
1045         {
1046                 .name = "kbl_rt5663",
1047                 .driver_data = (kernel_ulong_t)&kabylake_audio_card_rt5663,
1048         },
1049         {
1050                 .name = "kbl_rt5663_m98927",
1051                 .driver_data =
1052                         (kernel_ulong_t)&kabylake_audio_card_rt5663_m98927,
1053         },
1054         { }
1055 };
1056 MODULE_DEVICE_TABLE(platform, kbl_board_ids);
1057 
1058 static struct platform_driver kabylake_audio = {
1059         .probe = kabylake_audio_probe,
1060         .driver = {
1061                 .name = "kbl_rt5663_m98927",
1062                 .pm = &snd_soc_pm_ops,
1063         },
1064         .id_table = kbl_board_ids,
1065 };
1066 
1067 module_platform_driver(kabylake_audio)
1068 
1069 /* Module information */
1070 MODULE_DESCRIPTION("Audio Machine driver-RT5663 & MAX98927 in I2S mode");
1071 MODULE_AUTHOR("Naveen M <naveen.m@intel.com>");
1072 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
1073 MODULE_LICENSE("GPL v2");
1074 

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