1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright(c) 2019 Intel Corporation.
3 
4 /*
5  * Intel SOF Machine Driver with Realtek rt5682 Codec
6  * and speaker codec MAX98357A
7  */
8 #include <linux/i2c.h>
9 #include <linux/input.h>
10 #include <linux/module.h>
11 #include <linux/platform_device.h>
12 #include <linux/clk.h>
13 #include <linux/dmi.h>
14 #include <sound/core.h>
15 #include <sound/jack.h>
16 #include <sound/pcm.h>
17 #include <sound/pcm_params.h>
18 #include <sound/soc.h>
19 #include <sound/rt5682.h>
20 #include <sound/soc-acpi.h>
21 #include "../../codecs/rt5682.h"
22 #include "../../codecs/hdac_hdmi.h"
23 #include "../common/soc-intel-quirks.h"
24 
25 #define NAME_SIZE 32
26 
27 #define SOF_RT5682_SSP_CODEC(quirk)		((quirk) & GENMASK(2, 0))
28 #define SOF_RT5682_SSP_CODEC_MASK			(GENMASK(2, 0))
29 #define SOF_RT5682_MCLK_EN			BIT(3)
30 #define SOF_RT5682_MCLK_24MHZ			BIT(4)
31 #define SOF_SPEAKER_AMP_PRESENT		BIT(5)
32 #define SOF_RT5682_SSP_AMP_SHIFT		6
33 #define SOF_RT5682_SSP_AMP_MASK                 (GENMASK(8, 6))
34 #define SOF_RT5682_SSP_AMP(quirk)	\
35 	(((quirk) << SOF_RT5682_SSP_AMP_SHIFT) & SOF_RT5682_SSP_AMP_MASK)
36 #define SOF_RT5682_MCLK_BYTCHT_EN		BIT(9)
37 
38 /* Default: MCLK on, MCLK 19.2M, SSP0  */
39 static unsigned long sof_rt5682_quirk = SOF_RT5682_MCLK_EN |
40 					SOF_RT5682_SSP_CODEC(0);
41 
42 static int is_legacy_cpu;
43 
44 static struct snd_soc_jack sof_hdmi[3];
45 
46 struct sof_hdmi_pcm {
47 	struct list_head head;
48 	struct snd_soc_dai *codec_dai;
49 	int device;
50 };
51 
52 struct sof_card_private {
53 	struct clk *mclk;
54 	struct snd_soc_jack sof_headset;
55 	struct list_head hdmi_pcm_list;
56 };
57 
58 static int sof_rt5682_quirk_cb(const struct dmi_system_id *id)
59 {
60 	sof_rt5682_quirk = (unsigned long)id->driver_data;
61 	return 1;
62 }
63 
64 static const struct dmi_system_id sof_rt5682_quirk_table[] = {
65 	{
66 		.callback = sof_rt5682_quirk_cb,
67 		.matches = {
68 			DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"),
69 			DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max"),
70 		},
71 		.driver_data = (void *)(SOF_RT5682_SSP_CODEC(2)),
72 	},
73 	{
74 		.callback = sof_rt5682_quirk_cb,
75 		.matches = {
76 			DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
77 			DMI_MATCH(DMI_PRODUCT_NAME, "UP-CHT01"),
78 		},
79 		.driver_data = (void *)(SOF_RT5682_SSP_CODEC(2)),
80 	},
81 	{
82 		.callback = sof_rt5682_quirk_cb,
83 		.matches = {
84 			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
85 			DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"),
86 		},
87 		.driver_data = (void *)(SOF_RT5682_MCLK_EN |
88 					SOF_RT5682_MCLK_24MHZ |
89 					SOF_RT5682_SSP_CODEC(1)),
90 	},
91 	{
92 		.callback = sof_rt5682_quirk_cb,
93 		.matches = {
94 			DMI_MATCH(DMI_PRODUCT_FAMILY, "Google_Hatch"),
95 		},
96 		.driver_data = (void *)(SOF_RT5682_MCLK_EN |
97 					SOF_RT5682_MCLK_24MHZ |
98 					SOF_RT5682_SSP_CODEC(0) |
99 					SOF_SPEAKER_AMP_PRESENT |
100 					SOF_RT5682_SSP_AMP(1)),
101 	},
102 	{
103 		.callback = sof_rt5682_quirk_cb,
104 		.matches = {
105 			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
106 			DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),
107 		},
108 		.driver_data = (void *)(SOF_RT5682_MCLK_EN |
109 					SOF_RT5682_SSP_CODEC(0)),
110 	},
111 	{}
112 };
113 
114 static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
115 {
116 	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
117 	struct snd_soc_dai *dai = rtd->codec_dai;
118 	struct sof_hdmi_pcm *pcm;
119 
120 	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
121 	if (!pcm)
122 		return -ENOMEM;
123 
124 	/* dai_link id is 1:1 mapped to the PCM device */
125 	pcm->device = rtd->dai_link->id;
126 	pcm->codec_dai = dai;
127 
128 	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
129 
130 	return 0;
131 }
132 
133 static int sof_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd)
134 {
135 	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
136 	struct snd_soc_component *component = rtd->codec_dai->component;
137 	struct snd_soc_jack *jack;
138 	int ret;
139 
140 	/* need to enable ASRC function for 24MHz mclk rate */
141 	if ((sof_rt5682_quirk & SOF_RT5682_MCLK_EN) &&
142 	    (sof_rt5682_quirk & SOF_RT5682_MCLK_24MHZ)) {
143 		rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER |
144 					RT5682_AD_STEREO1_FILTER,
145 					RT5682_CLK_SEL_I2S1_ASRC);
146 	}
147 
148 	if (sof_rt5682_quirk & SOF_RT5682_MCLK_BYTCHT_EN) {
149 		/*
150 		 * The firmware might enable the clock at
151 		 * boot (this information may or may not
152 		 * be reflected in the enable clock register).
153 		 * To change the rate we must disable the clock
154 		 * first to cover these cases. Due to common
155 		 * clock framework restrictions that do not allow
156 		 * to disable a clock that has not been enabled,
157 		 * we need to enable the clock first.
158 		 */
159 		ret = clk_prepare_enable(ctx->mclk);
160 		if (!ret)
161 			clk_disable_unprepare(ctx->mclk);
162 
163 		ret = clk_set_rate(ctx->mclk, 19200000);
164 
165 		if (ret)
166 			dev_err(rtd->dev, "unable to set MCLK rate\n");
167 	}
168 
169 	/*
170 	 * Headset buttons map to the google Reference headset.
171 	 * These can be configured by userspace.
172 	 */
173 	ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
174 				    SND_JACK_HEADSET | SND_JACK_BTN_0 |
175 				    SND_JACK_BTN_1 | SND_JACK_BTN_2 |
176 				    SND_JACK_BTN_3,
177 				    &ctx->sof_headset, NULL, 0);
178 	if (ret) {
179 		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
180 		return ret;
181 	}
182 
183 	jack = &ctx->sof_headset;
184 
185 	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
186 	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
187 	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
188 	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
189 	ret = snd_soc_component_set_jack(component, jack, NULL);
190 
191 	if (ret) {
192 		dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
193 		return ret;
194 	}
195 
196 	return ret;
197 };
198 
199 static int sof_rt5682_hw_params(struct snd_pcm_substream *substream,
200 				struct snd_pcm_hw_params *params)
201 {
202 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
203 	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
204 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
205 	int clk_id, clk_freq, pll_out, ret;
206 
207 	if (sof_rt5682_quirk & SOF_RT5682_MCLK_EN) {
208 		if (sof_rt5682_quirk & SOF_RT5682_MCLK_BYTCHT_EN) {
209 			ret = clk_prepare_enable(ctx->mclk);
210 			if (ret < 0) {
211 				dev_err(rtd->dev,
212 					"could not configure MCLK state");
213 				return ret;
214 			}
215 		}
216 
217 		clk_id = RT5682_PLL1_S_MCLK;
218 		if (sof_rt5682_quirk & SOF_RT5682_MCLK_24MHZ)
219 			clk_freq = 24000000;
220 		else
221 			clk_freq = 19200000;
222 	} else {
223 		clk_id = RT5682_PLL1_S_BCLK1;
224 		clk_freq = params_rate(params) * 50;
225 	}
226 
227 	pll_out = params_rate(params) * 512;
228 
229 	ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out);
230 	if (ret < 0)
231 		dev_err(rtd->dev, "snd_soc_dai_set_pll err = %d\n", ret);
232 
233 	/* Configure sysclk for codec */
234 	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
235 				     pll_out, SND_SOC_CLOCK_IN);
236 	if (ret < 0)
237 		dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
238 
239 	/*
240 	 * slot_width should equal or large than data length, set them
241 	 * be the same
242 	 */
243 	ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2,
244 				       params_width(params));
245 	if (ret < 0) {
246 		dev_err(rtd->dev, "set TDM slot err:%d\n", ret);
247 		return ret;
248 	}
249 
250 	return ret;
251 }
252 
253 static struct snd_soc_ops sof_rt5682_ops = {
254 	.hw_params = sof_rt5682_hw_params,
255 };
256 
257 static struct snd_soc_dai_link_component platform_component[] = {
258 	{
259 		/* name might be overridden during probe */
260 		.name = "0000:00:1f.3"
261 	}
262 };
263 
264 static int sof_card_late_probe(struct snd_soc_card *card)
265 {
266 	struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
267 	struct snd_soc_component *component = NULL;
268 	char jack_name[NAME_SIZE];
269 	struct sof_hdmi_pcm *pcm;
270 	int err = 0;
271 	int i = 0;
272 
273 	/* HDMI is not supported by SOF on Baytrail/CherryTrail */
274 	if (is_legacy_cpu)
275 		return 0;
276 
277 	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
278 		component = pcm->codec_dai->component;
279 		snprintf(jack_name, sizeof(jack_name),
280 			 "HDMI/DP, pcm=%d Jack", pcm->device);
281 		err = snd_soc_card_jack_new(card, jack_name,
282 					    SND_JACK_AVOUT, &sof_hdmi[i],
283 					    NULL, 0);
284 
285 		if (err)
286 			return err;
287 
288 		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
289 					  &sof_hdmi[i]);
290 		if (err < 0)
291 			return err;
292 
293 		i++;
294 	}
295 	if (!component)
296 		return -EINVAL;
297 
298 	return hdac_hdmi_jack_port_init(component, &card->dapm);
299 }
300 
301 static const struct snd_kcontrol_new sof_controls[] = {
302 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
303 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
304 	SOC_DAPM_PIN_SWITCH("Spk"),
305 };
306 
307 static const struct snd_soc_dapm_widget sof_widgets[] = {
308 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
309 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
310 	SND_SOC_DAPM_SPK("Spk", NULL),
311 };
312 
313 static const struct snd_soc_dapm_widget dmic_widgets[] = {
314 	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
315 };
316 
317 static const struct snd_soc_dapm_route sof_map[] = {
318 	/* HP jack connectors - unknown if we have jack detection */
319 	{ "Headphone Jack", NULL, "HPOL" },
320 	{ "Headphone Jack", NULL, "HPOR" },
321 
322 	/* other jacks */
323 	{ "IN1P", NULL, "Headset Mic" },
324 };
325 
326 static const struct snd_soc_dapm_route speaker_map[] = {
327 	/* speaker */
328 	{ "Spk", NULL, "Speaker" },
329 };
330 
331 static const struct snd_soc_dapm_route dmic_map[] = {
332 	/* digital mics */
333 	{"DMic", NULL, "SoC DMIC"},
334 };
335 
336 static int speaker_codec_init(struct snd_soc_pcm_runtime *rtd)
337 {
338 	struct snd_soc_card *card = rtd->card;
339 	int ret;
340 
341 	ret = snd_soc_dapm_add_routes(&card->dapm, speaker_map,
342 				      ARRAY_SIZE(speaker_map));
343 
344 	if (ret)
345 		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
346 	return ret;
347 }
348 
349 static int dmic_init(struct snd_soc_pcm_runtime *rtd)
350 {
351 	struct snd_soc_card *card = rtd->card;
352 	int ret;
353 
354 	ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
355 					ARRAY_SIZE(dmic_widgets));
356 	if (ret) {
357 		dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
358 		/* Don't need to add routes if widget addition failed */
359 		return ret;
360 	}
361 
362 	ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
363 				      ARRAY_SIZE(dmic_map));
364 
365 	if (ret)
366 		dev_err(card->dev, "DMic map addition failed: %d\n", ret);
367 
368 	return ret;
369 }
370 
371 /* sof audio machine driver for rt5682 codec */
372 static struct snd_soc_card sof_audio_card_rt5682 = {
373 	.name = "sof_rt5682",
374 	.owner = THIS_MODULE,
375 	.controls = sof_controls,
376 	.num_controls = ARRAY_SIZE(sof_controls),
377 	.dapm_widgets = sof_widgets,
378 	.num_dapm_widgets = ARRAY_SIZE(sof_widgets),
379 	.dapm_routes = sof_map,
380 	.num_dapm_routes = ARRAY_SIZE(sof_map),
381 	.fully_routed = true,
382 	.late_probe = sof_card_late_probe,
383 };
384 
385 static struct snd_soc_dai_link_component rt5682_component[] = {
386 	{
387 		.name = "i2c-10EC5682:00",
388 		.dai_name = "rt5682-aif1",
389 	}
390 };
391 
392 static struct snd_soc_dai_link_component dmic_component[] = {
393 	{
394 		.name = "dmic-codec",
395 		.dai_name = "dmic-hifi",
396 	}
397 };
398 
399 static struct snd_soc_dai_link_component max98357a_component[] = {
400 	{
401 		.name = "MX98357A:00",
402 		.dai_name = "HiFi",
403 	}
404 };
405 
406 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
407 							  int ssp_codec,
408 							  int ssp_amp,
409 							  int dmic_be_num,
410 							  int hdmi_num)
411 {
412 	struct snd_soc_dai_link_component *idisp_components;
413 	struct snd_soc_dai_link_component *cpus;
414 	struct snd_soc_dai_link *links;
415 	int i, id = 0;
416 
417 	links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) *
418 			     sof_audio_card_rt5682.num_links, GFP_KERNEL);
419 	cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) *
420 			     sof_audio_card_rt5682.num_links, GFP_KERNEL);
421 	if (!links || !cpus)
422 		goto devm_err;
423 
424 	/* codec SSP */
425 	links[id].name = devm_kasprintf(dev, GFP_KERNEL,
426 					"SSP%d-Codec", ssp_codec);
427 	if (!links[id].name)
428 		goto devm_err;
429 
430 	links[id].id = id;
431 	links[id].codecs = rt5682_component;
432 	links[id].num_codecs = ARRAY_SIZE(rt5682_component);
433 	links[id].platforms = platform_component;
434 	links[id].num_platforms = ARRAY_SIZE(platform_component);
435 	links[id].init = sof_rt5682_codec_init;
436 	links[id].ops = &sof_rt5682_ops;
437 	links[id].nonatomic = true;
438 	links[id].dpcm_playback = 1;
439 	links[id].dpcm_capture = 1;
440 	links[id].no_pcm = 1;
441 	links[id].cpus = &cpus[id];
442 	links[id].num_cpus = 1;
443 	if (is_legacy_cpu) {
444 		links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
445 							  "ssp%d-port",
446 							  ssp_codec);
447 		if (!links[id].cpus->dai_name)
448 			goto devm_err;
449 	} else {
450 		/*
451 		 * Currently, On SKL+ platforms MCLK will be turned off in sof
452 		 * runtime suspended, and it will go into runtime suspended
453 		 * right after playback is stop. However, rt5682 will output
454 		 * static noise if sysclk turns off during playback. Set
455 		 * ignore_pmdown_time to power down rt5682 immediately and
456 		 * avoid the noise.
457 		 * It can be removed once we can control MCLK by driver.
458 		 */
459 		links[id].ignore_pmdown_time = 1;
460 		links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
461 							  "SSP%d Pin",
462 							  ssp_codec);
463 		if (!links[id].cpus->dai_name)
464 			goto devm_err;
465 	}
466 	id++;
467 
468 	/* dmic */
469 	if (dmic_be_num > 0) {
470 		/* at least we have dmic01 */
471 		links[id].name = "dmic01";
472 		links[id].cpus = &cpus[id];
473 		links[id].cpus->dai_name = "DMIC01 Pin";
474 		links[id].init = dmic_init;
475 		if (dmic_be_num > 1) {
476 			/* set up 2 BE links at most */
477 			links[id + 1].name = "dmic16k";
478 			links[id + 1].cpus = &cpus[id + 1];
479 			links[id + 1].cpus->dai_name = "DMIC16k Pin";
480 			dmic_be_num = 2;
481 		}
482 	}
483 
484 	for (i = 0; i < dmic_be_num; i++) {
485 		links[id].id = id;
486 		links[id].num_cpus = 1;
487 		links[id].codecs = dmic_component;
488 		links[id].num_codecs = ARRAY_SIZE(dmic_component);
489 		links[id].platforms = platform_component;
490 		links[id].num_platforms = ARRAY_SIZE(platform_component);
491 		links[id].ignore_suspend = 1;
492 		links[id].dpcm_capture = 1;
493 		links[id].no_pcm = 1;
494 		id++;
495 	}
496 
497 	/* HDMI */
498 	if (hdmi_num > 0) {
499 		idisp_components = devm_kzalloc(dev,
500 				   sizeof(struct snd_soc_dai_link_component) *
501 				   hdmi_num, GFP_KERNEL);
502 		if (!idisp_components)
503 			goto devm_err;
504 	}
505 	for (i = 1; i <= hdmi_num; i++) {
506 		links[id].name = devm_kasprintf(dev, GFP_KERNEL,
507 						"iDisp%d", i);
508 		if (!links[id].name)
509 			goto devm_err;
510 
511 		links[id].id = id;
512 		links[id].cpus = &cpus[id];
513 		links[id].num_cpus = 1;
514 		links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
515 							  "iDisp%d Pin", i);
516 		if (!links[id].cpus->dai_name)
517 			goto devm_err;
518 
519 		idisp_components[i - 1].name = "ehdaudio0D2";
520 		idisp_components[i - 1].dai_name = devm_kasprintf(dev,
521 								  GFP_KERNEL,
522 								  "intel-hdmi-hifi%d",
523 								  i);
524 		if (!idisp_components[i - 1].dai_name)
525 			goto devm_err;
526 
527 		links[id].codecs = &idisp_components[i - 1];
528 		links[id].num_codecs = 1;
529 		links[id].platforms = platform_component;
530 		links[id].num_platforms = ARRAY_SIZE(platform_component);
531 		links[id].init = sof_hdmi_init;
532 		links[id].dpcm_playback = 1;
533 		links[id].no_pcm = 1;
534 		id++;
535 	}
536 
537 	/* speaker amp */
538 	if (sof_rt5682_quirk & SOF_SPEAKER_AMP_PRESENT) {
539 		links[id].name = devm_kasprintf(dev, GFP_KERNEL,
540 						"SSP%d-Codec", ssp_amp);
541 		if (!links[id].name)
542 			goto devm_err;
543 
544 		links[id].id = id;
545 		links[id].codecs = max98357a_component;
546 		links[id].num_codecs = ARRAY_SIZE(max98357a_component);
547 		links[id].platforms = platform_component;
548 		links[id].num_platforms = ARRAY_SIZE(platform_component);
549 		links[id].init = speaker_codec_init,
550 		links[id].nonatomic = true;
551 		links[id].dpcm_playback = 1;
552 		links[id].no_pcm = 1;
553 		links[id].cpus = &cpus[id];
554 		links[id].num_cpus = 1;
555 		if (is_legacy_cpu) {
556 			links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
557 								  "ssp%d-port",
558 								  ssp_amp);
559 			if (!links[id].cpus->dai_name)
560 				goto devm_err;
561 
562 		} else {
563 			links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
564 								  "SSP%d Pin",
565 								  ssp_amp);
566 			if (!links[id].cpus->dai_name)
567 				goto devm_err;
568 		}
569 	}
570 
571 	return links;
572 devm_err:
573 	return NULL;
574 }
575 
576 static int sof_audio_probe(struct platform_device *pdev)
577 {
578 	struct snd_soc_dai_link *dai_links;
579 	struct snd_soc_acpi_mach *mach;
580 	struct sof_card_private *ctx;
581 	int dmic_be_num, hdmi_num;
582 	int ret, ssp_amp, ssp_codec;
583 
584 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
585 	if (!ctx)
586 		return -ENOMEM;
587 
588 	if (soc_intel_is_byt() || soc_intel_is_cht()) {
589 		is_legacy_cpu = 1;
590 		dmic_be_num = 0;
591 		hdmi_num = 0;
592 		/* default quirk for legacy cpu */
593 		sof_rt5682_quirk = SOF_RT5682_MCLK_EN |
594 						SOF_RT5682_MCLK_BYTCHT_EN |
595 						SOF_RT5682_SSP_CODEC(2);
596 	} else {
597 		dmic_be_num = 2;
598 		hdmi_num = 3;
599 	}
600 
601 	dmi_check_system(sof_rt5682_quirk_table);
602 
603 	/* need to get main clock from pmc */
604 	if (sof_rt5682_quirk & SOF_RT5682_MCLK_BYTCHT_EN) {
605 		ctx->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
606 		if (IS_ERR(ctx->mclk)) {
607 			ret = PTR_ERR(ctx->mclk);
608 
609 			dev_err(&pdev->dev,
610 				"Failed to get MCLK from pmc_plt_clk_3: %d\n",
611 				ret);
612 			return ret;
613 		}
614 
615 		ret = clk_prepare_enable(ctx->mclk);
616 		if (ret < 0) {
617 			dev_err(&pdev->dev,
618 				"could not configure MCLK state");
619 			return ret;
620 		}
621 	}
622 
623 	dev_dbg(&pdev->dev, "sof_rt5682_quirk = %lx\n", sof_rt5682_quirk);
624 
625 	ssp_amp = (sof_rt5682_quirk & SOF_RT5682_SSP_AMP_MASK) >>
626 			SOF_RT5682_SSP_AMP_SHIFT;
627 
628 	ssp_codec = sof_rt5682_quirk & SOF_RT5682_SSP_CODEC_MASK;
629 
630 	/* compute number of dai links */
631 	sof_audio_card_rt5682.num_links = 1 + dmic_be_num + hdmi_num;
632 
633 	if (sof_rt5682_quirk & SOF_SPEAKER_AMP_PRESENT)
634 		sof_audio_card_rt5682.num_links++;
635 
636 	dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp,
637 					      dmic_be_num, hdmi_num);
638 	if (!dai_links)
639 		return -ENOMEM;
640 
641 	sof_audio_card_rt5682.dai_link = dai_links;
642 
643 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
644 
645 	sof_audio_card_rt5682.dev = &pdev->dev;
646 	mach = (&pdev->dev)->platform_data;
647 
648 	/* set platform name for each dailink */
649 	ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_rt5682,
650 						    mach->mach_params.platform);
651 	if (ret)
652 		return ret;
653 
654 	snd_soc_card_set_drvdata(&sof_audio_card_rt5682, ctx);
655 
656 	return devm_snd_soc_register_card(&pdev->dev,
657 					  &sof_audio_card_rt5682);
658 }
659 
660 static int sof_rt5682_remove(struct platform_device *pdev)
661 {
662 	struct snd_soc_card *card = platform_get_drvdata(pdev);
663 	struct snd_soc_component *component = NULL;
664 
665 	for_each_card_components(card, component) {
666 		if (!strcmp(component->name, rt5682_component[0].name)) {
667 			snd_soc_component_set_jack(component, NULL, NULL);
668 			break;
669 		}
670 	}
671 
672 	return 0;
673 }
674 
675 static struct platform_driver sof_audio = {
676 	.probe = sof_audio_probe,
677 	.remove = sof_rt5682_remove,
678 	.driver = {
679 		.name = "sof_rt5682",
680 		.pm = &snd_soc_pm_ops,
681 	},
682 };
683 module_platform_driver(sof_audio)
684 
685 /* Module information */
686 MODULE_DESCRIPTION("SOF Audio Machine driver");
687 MODULE_AUTHOR("Bard Liao <bard.liao@intel.com>");
688 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>");
689 MODULE_LICENSE("GPL v2");
690 MODULE_ALIAS("platform:sof_rt5682");
691