xref: /openbmc/linux/sound/soc/intel/boards/bxt_rt298.c (revision 48f3fe13)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Intel Broxton-P I2S Machine Driver
4  *
5  * Copyright (C) 2014-2016, Intel Corporation. All rights reserved.
6  *
7  * Modified from:
8  *   Intel Skylake I2S Machine driver
9  */
10 
11 #include <linux/module.h>
12 #include <linux/platform_device.h>
13 #include <sound/core.h>
14 #include <sound/pcm.h>
15 #include <sound/soc.h>
16 #include <sound/soc-acpi.h>
17 #include <sound/jack.h>
18 #include <sound/pcm_params.h>
19 #include "../../codecs/hdac_hdmi.h"
20 #include "../../codecs/rt298.h"
21 #include "hda_dsp_common.h"
22 
23 /* Headset jack detection DAPM pins */
24 static struct snd_soc_jack broxton_headset;
25 static struct snd_soc_jack broxton_hdmi[3];
26 
27 struct bxt_hdmi_pcm {
28 	struct list_head head;
29 	struct snd_soc_dai *codec_dai;
30 	int device;
31 };
32 
33 struct bxt_rt286_private {
34 	struct list_head hdmi_pcm_list;
35 	bool common_hdmi_codec_drv;
36 };
37 
38 enum {
39 	BXT_DPCM_AUDIO_PB = 0,
40 	BXT_DPCM_AUDIO_CP,
41 	BXT_DPCM_AUDIO_REF_CP,
42 	BXT_DPCM_AUDIO_DMIC_CP,
43 	BXT_DPCM_AUDIO_HDMI1_PB,
44 	BXT_DPCM_AUDIO_HDMI2_PB,
45 	BXT_DPCM_AUDIO_HDMI3_PB,
46 };
47 
48 static struct snd_soc_jack_pin broxton_headset_pins[] = {
49 	{
50 		.pin = "Mic Jack",
51 		.mask = SND_JACK_MICROPHONE,
52 	},
53 	{
54 		.pin = "Headphone Jack",
55 		.mask = SND_JACK_HEADPHONE,
56 	},
57 };
58 
59 static const struct snd_kcontrol_new broxton_controls[] = {
60 	SOC_DAPM_PIN_SWITCH("Speaker"),
61 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
62 	SOC_DAPM_PIN_SWITCH("Mic Jack"),
63 };
64 
65 static const struct snd_soc_dapm_widget broxton_widgets[] = {
66 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
67 	SND_SOC_DAPM_SPK("Speaker", NULL),
68 	SND_SOC_DAPM_MIC("Mic Jack", NULL),
69 	SND_SOC_DAPM_MIC("DMIC2", NULL),
70 	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
71 	SND_SOC_DAPM_SPK("HDMI1", NULL),
72 	SND_SOC_DAPM_SPK("HDMI2", NULL),
73 	SND_SOC_DAPM_SPK("HDMI3", NULL),
74 };
75 
76 static const struct snd_soc_dapm_route broxton_rt298_map[] = {
77 	/* speaker */
78 	{"Speaker", NULL, "SPOR"},
79 	{"Speaker", NULL, "SPOL"},
80 
81 	/* HP jack connectors - unknown if we have jack detect */
82 	{"Headphone Jack", NULL, "HPO Pin"},
83 
84 	/* other jacks */
85 	{"MIC1", NULL, "Mic Jack"},
86 
87 	/* digital mics */
88 	{"DMIC1 Pin", NULL, "DMIC2"},
89 	{"DMic", NULL, "SoC DMIC"},
90 
91 	{"HDMI1", NULL, "hif5-0 Output"},
92 	{"HDMI2", NULL, "hif6-0 Output"},
93 	{"HDMI2", NULL, "hif7-0 Output"},
94 
95 	/* CODEC BE connections */
96 	{ "AIF1 Playback", NULL, "ssp5 Tx"},
97 	{ "ssp5 Tx", NULL, "codec0_out"},
98 	{ "ssp5 Tx", NULL, "codec1_out"},
99 
100 	{ "codec0_in", NULL, "ssp5 Rx" },
101 	{ "ssp5 Rx", NULL, "AIF1 Capture" },
102 
103 	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
104 	{ "DMIC01 Rx", NULL, "Capture" },
105 
106 	{ "hifi3", NULL, "iDisp3 Tx"},
107 	{ "iDisp3 Tx", NULL, "iDisp3_out"},
108 	{ "hifi2", NULL, "iDisp2 Tx"},
109 	{ "iDisp2 Tx", NULL, "iDisp2_out"},
110 	{ "hifi1", NULL, "iDisp1 Tx"},
111 	{ "iDisp1 Tx", NULL, "iDisp1_out"},
112 };
113 
114 static const struct snd_soc_dapm_route geminilake_rt298_map[] = {
115 	/* speaker */
116 	{"Speaker", NULL, "SPOR"},
117 	{"Speaker", NULL, "SPOL"},
118 
119 	/* HP jack connectors - unknown if we have jack detect */
120 	{"Headphone Jack", NULL, "HPO Pin"},
121 
122 	/* other jacks */
123 	{"MIC1", NULL, "Mic Jack"},
124 
125 	/* digital mics */
126 	{"DMIC1 Pin", NULL, "DMIC2"},
127 	{"DMic", NULL, "SoC DMIC"},
128 
129 	{"HDMI1", NULL, "hif5-0 Output"},
130 	{"HDMI2", NULL, "hif6-0 Output"},
131 	{"HDMI2", NULL, "hif7-0 Output"},
132 
133 	/* CODEC BE connections */
134 	{ "AIF1 Playback", NULL, "ssp2 Tx"},
135 	{ "ssp2 Tx", NULL, "codec0_out"},
136 	{ "ssp2 Tx", NULL, "codec1_out"},
137 
138 	{ "codec0_in", NULL, "ssp2 Rx" },
139 	{ "ssp2 Rx", NULL, "AIF1 Capture" },
140 
141 	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
142 	{ "DMIC01 Rx", NULL, "Capture" },
143 
144 	{ "dmic_voice", NULL, "DMIC16k Rx" },
145 	{ "DMIC16k Rx", NULL, "Capture" },
146 
147 	{ "hifi3", NULL, "iDisp3 Tx"},
148 	{ "iDisp3 Tx", NULL, "iDisp3_out"},
149 	{ "hifi2", NULL, "iDisp2 Tx"},
150 	{ "iDisp2 Tx", NULL, "iDisp2_out"},
151 	{ "hifi1", NULL, "iDisp1 Tx"},
152 	{ "iDisp1 Tx", NULL, "iDisp1_out"},
153 };
154 
broxton_rt298_fe_init(struct snd_soc_pcm_runtime * rtd)155 static int broxton_rt298_fe_init(struct snd_soc_pcm_runtime *rtd)
156 {
157 	struct snd_soc_dapm_context *dapm;
158 	struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
159 
160 	dapm = snd_soc_component_get_dapm(component);
161 	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
162 
163 	return 0;
164 }
165 
broxton_rt298_codec_init(struct snd_soc_pcm_runtime * rtd)166 static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
167 {
168 	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
169 	int ret = 0;
170 
171 	ret = snd_soc_card_jack_new_pins(rtd->card, "Headset",
172 		SND_JACK_HEADSET | SND_JACK_BTN_0,
173 		&broxton_headset,
174 		broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins));
175 
176 	if (ret)
177 		return ret;
178 
179 	snd_soc_component_set_jack(component, &broxton_headset, NULL);
180 
181 	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
182 
183 	return 0;
184 }
185 
broxton_hdmi_init(struct snd_soc_pcm_runtime * rtd)186 static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
187 {
188 	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
189 	struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
190 	struct bxt_hdmi_pcm *pcm;
191 
192 	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
193 	if (!pcm)
194 		return -ENOMEM;
195 
196 	pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
197 	pcm->codec_dai = dai;
198 
199 	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
200 
201 	return 0;
202 }
203 
broxton_ssp5_fixup(struct snd_soc_pcm_runtime * rtd,struct snd_pcm_hw_params * params)204 static int broxton_ssp5_fixup(struct snd_soc_pcm_runtime *rtd,
205 			struct snd_pcm_hw_params *params)
206 {
207 	struct snd_interval *rate = hw_param_interval(params,
208 					SNDRV_PCM_HW_PARAM_RATE);
209 	struct snd_interval *chan = hw_param_interval(params,
210 					SNDRV_PCM_HW_PARAM_CHANNELS);
211 	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
212 
213 	/* The ADSP will convert the FE rate to 48k, stereo */
214 	rate->min = rate->max = 48000;
215 	chan->min = chan->max = 2;
216 
217 	/* set SSP5 to 24 bit */
218 	snd_mask_none(fmt);
219 	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
220 
221 	return 0;
222 }
223 
broxton_rt298_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params)224 static int broxton_rt298_hw_params(struct snd_pcm_substream *substream,
225 	struct snd_pcm_hw_params *params)
226 {
227 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
228 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
229 	int ret;
230 
231 	ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL,
232 					19200000, SND_SOC_CLOCK_IN);
233 	if (ret < 0) {
234 		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
235 		return ret;
236 	}
237 
238 	return ret;
239 }
240 
241 static const struct snd_soc_ops broxton_rt298_ops = {
242 	.hw_params = broxton_rt298_hw_params,
243 };
244 
245 static const unsigned int rates[] = {
246 	48000,
247 };
248 
249 static const struct snd_pcm_hw_constraint_list constraints_rates = {
250 	.count = ARRAY_SIZE(rates),
251 	.list  = rates,
252 	.mask = 0,
253 };
254 
broxton_dmic_fixup(struct snd_soc_pcm_runtime * rtd,struct snd_pcm_hw_params * params)255 static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
256 				struct snd_pcm_hw_params *params)
257 {
258 	struct snd_interval *chan = hw_param_interval(params,
259 						SNDRV_PCM_HW_PARAM_CHANNELS);
260 	chan->min = chan->max = 4;
261 
262 	return 0;
263 }
264 
265 static const unsigned int channels_dmic[] = {
266 	1, 2, 3, 4,
267 };
268 
269 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
270 	.count = ARRAY_SIZE(channels_dmic),
271 	.list = channels_dmic,
272 	.mask = 0,
273 };
274 
broxton_dmic_startup(struct snd_pcm_substream * substream)275 static int broxton_dmic_startup(struct snd_pcm_substream *substream)
276 {
277 	struct snd_pcm_runtime *runtime = substream->runtime;
278 
279 	runtime->hw.channels_max = 4;
280 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
281 					&constraints_dmic_channels);
282 
283 	return snd_pcm_hw_constraint_list(substream->runtime, 0,
284 				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
285 }
286 
287 static const struct snd_soc_ops broxton_dmic_ops = {
288 	.startup = broxton_dmic_startup,
289 };
290 
291 static const unsigned int channels[] = {
292 	2,
293 };
294 
295 static const struct snd_pcm_hw_constraint_list constraints_channels = {
296 	.count = ARRAY_SIZE(channels),
297 	.list = channels,
298 	.mask = 0,
299 };
300 
bxt_fe_startup(struct snd_pcm_substream * substream)301 static int bxt_fe_startup(struct snd_pcm_substream *substream)
302 {
303 	struct snd_pcm_runtime *runtime = substream->runtime;
304 
305 	/*
306 	 * on this platform for PCM device we support:
307 	 *      48Khz
308 	 *      stereo
309 	 *	16-bit audio
310 	 */
311 
312 	runtime->hw.channels_max = 2;
313 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
314 				&constraints_channels);
315 
316 	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
317 	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
318 	snd_pcm_hw_constraint_list(runtime, 0,
319 				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
320 
321 	return 0;
322 }
323 
324 static const struct snd_soc_ops broxton_rt286_fe_ops = {
325 	.startup = bxt_fe_startup,
326 };
327 
328 SND_SOC_DAILINK_DEF(dummy,
329 	DAILINK_COMP_ARRAY(COMP_DUMMY()));
330 
331 SND_SOC_DAILINK_DEF(system,
332 	DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
333 
334 SND_SOC_DAILINK_DEF(reference,
335 	DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
336 
337 SND_SOC_DAILINK_DEF(dmic,
338 	DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
339 
340 SND_SOC_DAILINK_DEF(hdmi1,
341 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
342 
343 SND_SOC_DAILINK_DEF(hdmi2,
344 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
345 
346 SND_SOC_DAILINK_DEF(hdmi3,
347 	DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
348 
349 SND_SOC_DAILINK_DEF(ssp5_pin,
350 	DAILINK_COMP_ARRAY(COMP_CPU("SSP5 Pin")));
351 SND_SOC_DAILINK_DEF(ssp5_codec,
352 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-INT343A:00",
353 				      "rt298-aif1")));
354 
355 SND_SOC_DAILINK_DEF(dmic_pin,
356 	DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
357 
358 SND_SOC_DAILINK_DEF(dmic_codec,
359 	DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec",
360 				      "dmic-hifi")));
361 
362 SND_SOC_DAILINK_DEF(dmic16k,
363 	DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin")));
364 
365 SND_SOC_DAILINK_DEF(idisp1_pin,
366 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
367 SND_SOC_DAILINK_DEF(idisp1_codec,
368 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2",
369 				      "intel-hdmi-hifi1")));
370 
371 SND_SOC_DAILINK_DEF(idisp2_pin,
372 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
373 SND_SOC_DAILINK_DEF(idisp2_codec,
374 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2",
375 				      "intel-hdmi-hifi2")));
376 
377 SND_SOC_DAILINK_DEF(idisp3_pin,
378 	DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
379 SND_SOC_DAILINK_DEF(idisp3_codec,
380 	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2",
381 				      "intel-hdmi-hifi3")));
382 
383 SND_SOC_DAILINK_DEF(platform,
384 	DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0")));
385 
386 /* broxton digital audio interface glue - connects codec <--> CPU */
387 static struct snd_soc_dai_link broxton_rt298_dais[] = {
388 	/* Front End DAI links */
389 	[BXT_DPCM_AUDIO_PB] =
390 	{
391 		.name = "Bxt Audio Port",
392 		.stream_name = "Audio",
393 		.nonatomic = 1,
394 		.dynamic = 1,
395 		.init = broxton_rt298_fe_init,
396 		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
397 		.dpcm_playback = 1,
398 		.ops = &broxton_rt286_fe_ops,
399 		SND_SOC_DAILINK_REG(system, dummy, platform),
400 	},
401 	[BXT_DPCM_AUDIO_CP] =
402 	{
403 		.name = "Bxt Audio Capture Port",
404 		.stream_name = "Audio Record",
405 		.nonatomic = 1,
406 		.dynamic = 1,
407 		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
408 		.dpcm_capture = 1,
409 		.ops = &broxton_rt286_fe_ops,
410 		SND_SOC_DAILINK_REG(system, dummy, platform),
411 	},
412 	[BXT_DPCM_AUDIO_REF_CP] =
413 	{
414 		.name = "Bxt Audio Reference cap",
415 		.stream_name = "refcap",
416 		.init = NULL,
417 		.dpcm_capture = 1,
418 		.nonatomic = 1,
419 		.dynamic = 1,
420 		SND_SOC_DAILINK_REG(reference, dummy, platform),
421 	},
422 	[BXT_DPCM_AUDIO_DMIC_CP] =
423 	{
424 		.name = "Bxt Audio DMIC cap",
425 		.stream_name = "dmiccap",
426 		.init = NULL,
427 		.dpcm_capture = 1,
428 		.nonatomic = 1,
429 		.dynamic = 1,
430 		.ops = &broxton_dmic_ops,
431 		SND_SOC_DAILINK_REG(dmic, dummy, platform),
432 	},
433 	[BXT_DPCM_AUDIO_HDMI1_PB] =
434 	{
435 		.name = "Bxt HDMI Port1",
436 		.stream_name = "Hdmi1",
437 		.dpcm_playback = 1,
438 		.init = NULL,
439 		.nonatomic = 1,
440 		.dynamic = 1,
441 		SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
442 	},
443 	[BXT_DPCM_AUDIO_HDMI2_PB] =
444 	{
445 		.name = "Bxt HDMI Port2",
446 		.stream_name = "Hdmi2",
447 		.dpcm_playback = 1,
448 		.init = NULL,
449 		.nonatomic = 1,
450 		.dynamic = 1,
451 		SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
452 	},
453 	[BXT_DPCM_AUDIO_HDMI3_PB] =
454 	{
455 		.name = "Bxt HDMI Port3",
456 		.stream_name = "Hdmi3",
457 		.dpcm_playback = 1,
458 		.init = NULL,
459 		.nonatomic = 1,
460 		.dynamic = 1,
461 		SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
462 	},
463 	/* Back End DAI links */
464 	{
465 		/* SSP5 - Codec */
466 		.name = "SSP5-Codec",
467 		.id = 0,
468 		.no_pcm = 1,
469 		.init = broxton_rt298_codec_init,
470 		.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF |
471 						SND_SOC_DAIFMT_CBC_CFC,
472 		.ignore_pmdown_time = 1,
473 		.be_hw_params_fixup = broxton_ssp5_fixup,
474 		.ops = &broxton_rt298_ops,
475 		.dpcm_playback = 1,
476 		.dpcm_capture = 1,
477 		SND_SOC_DAILINK_REG(ssp5_pin, ssp5_codec, platform),
478 	},
479 	{
480 		.name = "dmic01",
481 		.id = 1,
482 		.be_hw_params_fixup = broxton_dmic_fixup,
483 		.ignore_suspend = 1,
484 		.dpcm_capture = 1,
485 		.no_pcm = 1,
486 		SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
487 	},
488 	{
489 		.name = "dmic16k",
490 		.id = 2,
491 		.be_hw_params_fixup = broxton_dmic_fixup,
492 		.ignore_suspend = 1,
493 		.dpcm_capture = 1,
494 		.no_pcm = 1,
495 		SND_SOC_DAILINK_REG(dmic16k, dmic_codec, platform),
496 	},
497 	{
498 		.name = "iDisp1",
499 		.id = 3,
500 		.init = broxton_hdmi_init,
501 		.dpcm_playback = 1,
502 		.no_pcm = 1,
503 		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
504 	},
505 	{
506 		.name = "iDisp2",
507 		.id = 4,
508 		.init = broxton_hdmi_init,
509 		.dpcm_playback = 1,
510 		.no_pcm = 1,
511 		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
512 	},
513 	{
514 		.name = "iDisp3",
515 		.id = 5,
516 		.init = broxton_hdmi_init,
517 		.dpcm_playback = 1,
518 		.no_pcm = 1,
519 		SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
520 	},
521 };
522 
523 #define NAME_SIZE	32
bxt_card_late_probe(struct snd_soc_card * card)524 static int bxt_card_late_probe(struct snd_soc_card *card)
525 {
526 	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
527 	struct bxt_hdmi_pcm *pcm;
528 	struct snd_soc_component *component = NULL;
529 	int err, i = 0;
530 	char jack_name[NAME_SIZE];
531 
532 	if (list_empty(&ctx->hdmi_pcm_list))
533 		return -EINVAL;
534 
535 	if (ctx->common_hdmi_codec_drv) {
536 		pcm = list_first_entry(&ctx->hdmi_pcm_list, struct bxt_hdmi_pcm,
537 				       head);
538 		component = pcm->codec_dai->component;
539 		return hda_dsp_hdmi_build_controls(card, component);
540 	}
541 
542 	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
543 		component = pcm->codec_dai->component;
544 		snprintf(jack_name, sizeof(jack_name),
545 			"HDMI/DP, pcm=%d Jack", pcm->device);
546 		err = snd_soc_card_jack_new(card, jack_name,
547 					SND_JACK_AVOUT, &broxton_hdmi[i]);
548 
549 		if (err)
550 			return err;
551 
552 		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
553 						&broxton_hdmi[i]);
554 		if (err < 0)
555 			return err;
556 
557 		i++;
558 	}
559 
560 	return hdac_hdmi_jack_port_init(component, &card->dapm);
561 }
562 
563 
564 /* broxton audio machine driver for SPT + RT298S */
565 static struct snd_soc_card broxton_rt298 = {
566 	.name = "broxton-rt298",
567 	.owner = THIS_MODULE,
568 	.dai_link = broxton_rt298_dais,
569 	.num_links = ARRAY_SIZE(broxton_rt298_dais),
570 	.controls = broxton_controls,
571 	.num_controls = ARRAY_SIZE(broxton_controls),
572 	.dapm_widgets = broxton_widgets,
573 	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
574 	.dapm_routes = broxton_rt298_map,
575 	.num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
576 	.fully_routed = true,
577 	.disable_route_checks = true,
578 	.late_probe = bxt_card_late_probe,
579 
580 };
581 
582 static struct snd_soc_card geminilake_rt298 = {
583 	.name = "geminilake-rt298",
584 	.owner = THIS_MODULE,
585 	.dai_link = broxton_rt298_dais,
586 	.num_links = ARRAY_SIZE(broxton_rt298_dais),
587 	.controls = broxton_controls,
588 	.num_controls = ARRAY_SIZE(broxton_controls),
589 	.dapm_widgets = broxton_widgets,
590 	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
591 	.dapm_routes = geminilake_rt298_map,
592 	.num_dapm_routes = ARRAY_SIZE(geminilake_rt298_map),
593 	.fully_routed = true,
594 	.late_probe = bxt_card_late_probe,
595 };
596 
broxton_audio_probe(struct platform_device * pdev)597 static int broxton_audio_probe(struct platform_device *pdev)
598 {
599 	struct bxt_rt286_private *ctx;
600 	struct snd_soc_card *card =
601 			(struct snd_soc_card *)pdev->id_entry->driver_data;
602 	struct snd_soc_acpi_mach *mach;
603 	const char *platform_name;
604 	int ret;
605 	int i;
606 
607 	for (i = 0; i < ARRAY_SIZE(broxton_rt298_dais); i++) {
608 		if (!strncmp(card->dai_link[i].codecs->name, "i2c-INT343A:00",
609 			     I2C_NAME_SIZE)) {
610 			if (!strncmp(card->name, "broxton-rt298",
611 				     PLATFORM_NAME_SIZE)) {
612 				card->dai_link[i].name = "SSP5-Codec";
613 				card->dai_link[i].cpus->dai_name = "SSP5 Pin";
614 			} else if (!strncmp(card->name, "geminilake-rt298",
615 					    PLATFORM_NAME_SIZE)) {
616 				card->dai_link[i].name = "SSP2-Codec";
617 				card->dai_link[i].cpus->dai_name = "SSP2 Pin";
618 			}
619 		}
620 	}
621 
622 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
623 	if (!ctx)
624 		return -ENOMEM;
625 
626 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
627 
628 	card->dev = &pdev->dev;
629 	snd_soc_card_set_drvdata(card, ctx);
630 
631 	/* override platform name, if required */
632 	mach = pdev->dev.platform_data;
633 	platform_name = mach->mach_params.platform;
634 
635 	ret = snd_soc_fixup_dai_links_platform_name(card,
636 						    platform_name);
637 	if (ret)
638 		return ret;
639 
640 	ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv;
641 
642 	return devm_snd_soc_register_card(&pdev->dev, card);
643 }
644 
645 static const struct platform_device_id bxt_board_ids[] = {
646 	{ .name = "bxt_alc298s_i2s", .driver_data =
647 				(unsigned long)&broxton_rt298 },
648 	{ .name = "glk_alc298s_i2s", .driver_data =
649 				(unsigned long)&geminilake_rt298 },
650 	{}
651 };
652 MODULE_DEVICE_TABLE(platform, bxt_board_ids);
653 
654 static struct platform_driver broxton_audio = {
655 	.probe = broxton_audio_probe,
656 	.driver = {
657 		.name = "bxt_alc298s_i2s",
658 		.pm = &snd_soc_pm_ops,
659 	},
660 	.id_table = bxt_board_ids,
661 };
662 module_platform_driver(broxton_audio)
663 
664 /* Module information */
665 MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
666 MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
667 MODULE_DESCRIPTION("Intel SST Audio for Broxton");
668 MODULE_LICENSE("GPL v2");
669 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
670