1 // SPDX-License-Identifier: MIT
2 //
3 // Machine driver for AMD ACP Audio engine using DA7219, RT5682 & MAX98357 codec
4 //
5 //Copyright 2017-2021 Advanced Micro Devices, Inc.
6 
7 #include <sound/core.h>
8 #include <sound/soc.h>
9 #include <sound/pcm.h>
10 #include <sound/pcm_params.h>
11 #include <sound/soc-dapm.h>
12 #include <sound/jack.h>
13 #include <linux/clk.h>
14 #include <linux/gpio.h>
15 #include <linux/module.h>
16 #include <linux/regulator/machine.h>
17 #include <linux/regulator/driver.h>
18 #include <linux/i2c.h>
19 #include <linux/input.h>
20 #include <linux/acpi.h>
21 
22 #include "acp.h"
23 #include "../codecs/da7219.h"
24 #include "../codecs/rt5682.h"
25 
26 #define CZ_PLAT_CLK 48000000
27 #define DUAL_CHANNEL		2
28 #define RT5682_PLL_FREQ (48000 * 512)
29 
30 static struct snd_soc_jack cz_jack;
31 static struct snd_soc_jack_pin cz_jack_pins[] = {
32 	{
33 		.pin = "Headphone Jack",
34 		.mask = SND_JACK_HEADPHONE,
35 	},
36 	{
37 		.pin = "Headset Mic",
38 		.mask = SND_JACK_MICROPHONE,
39 	},
40 	{
41 		.pin = "Line Out",
42 		.mask = SND_JACK_LINEOUT,
43 	},
44 };
45 
46 static struct clk *da7219_dai_wclk;
47 static struct clk *da7219_dai_bclk;
48 static struct clk *rt5682_dai_wclk;
49 static struct clk *rt5682_dai_bclk;
50 
51 void *acp_soc_is_rltk_max(struct device *dev);
52 
53 static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd)
54 {
55 	int ret;
56 	struct snd_soc_card *card = rtd->card;
57 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
58 	struct snd_soc_component *component = codec_dai->component;
59 
60 	dev_info(rtd->dev, "codec dai name = %s\n", codec_dai->name);
61 
62 	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK,
63 				     CZ_PLAT_CLK, SND_SOC_CLOCK_IN);
64 	if (ret < 0) {
65 		dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret);
66 		return ret;
67 	}
68 
69 	ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL,
70 				  CZ_PLAT_CLK, DA7219_PLL_FREQ_OUT_98304);
71 	if (ret < 0) {
72 		dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
73 		return ret;
74 	}
75 
76 	da7219_dai_wclk = devm_clk_get(component->dev, "da7219-dai-wclk");
77 	if (IS_ERR(da7219_dai_wclk))
78 		return PTR_ERR(da7219_dai_wclk);
79 
80 	da7219_dai_bclk = devm_clk_get(component->dev, "da7219-dai-bclk");
81 	if (IS_ERR(da7219_dai_bclk))
82 		return PTR_ERR(da7219_dai_bclk);
83 
84 	ret = snd_soc_card_jack_new_pins(card, "Headset Jack",
85 					 SND_JACK_HEADSET | SND_JACK_LINEOUT |
86 					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
87 					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
88 					 &cz_jack,
89 					 cz_jack_pins,
90 					 ARRAY_SIZE(cz_jack_pins));
91 	if (ret) {
92 		dev_err(card->dev, "HP jack creation failed %d\n", ret);
93 		return ret;
94 	}
95 
96 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
97 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
98 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
99 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
100 
101 	snd_soc_component_set_jack(component, &cz_jack, NULL);
102 
103 	return 0;
104 }
105 
106 static int da7219_clk_enable(struct snd_pcm_substream *substream)
107 {
108 	int ret = 0;
109 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
110 
111 	/*
112 	 * Set wclk to 48000 because the rate constraint of this driver is
113 	 * 48000. ADAU7002 spec: "The ADAU7002 requires a BCLK rate that is
114 	 * minimum of 64x the LRCLK sample rate." DA7219 is the only clk
115 	 * source so for all codecs we have to limit bclk to 64X lrclk.
116 	 */
117 	clk_set_rate(da7219_dai_wclk, 48000);
118 	clk_set_rate(da7219_dai_bclk, 48000 * 64);
119 	ret = clk_prepare_enable(da7219_dai_bclk);
120 	if (ret < 0) {
121 		dev_err(rtd->dev, "can't enable master clock %d\n", ret);
122 		return ret;
123 	}
124 
125 	return ret;
126 }
127 
128 static void da7219_clk_disable(void)
129 {
130 	clk_disable_unprepare(da7219_dai_bclk);
131 }
132 
133 static int cz_rt5682_init(struct snd_soc_pcm_runtime *rtd)
134 {
135 	int ret;
136 	struct snd_soc_card *card = rtd->card;
137 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
138 	struct snd_soc_component *component = codec_dai->component;
139 
140 	dev_info(codec_dai->dev, "codec dai name = %s\n", codec_dai->name);
141 
142 	/* Set codec sysclk */
143 	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
144 				     RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
145 	if (ret < 0) {
146 		dev_err(codec_dai->dev,
147 			"Failed to set rt5682 SYSCLK: %d\n", ret);
148 		return ret;
149 	}
150 	/* set codec PLL */
151 	ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
152 				  CZ_PLAT_CLK, RT5682_PLL_FREQ);
153 	if (ret < 0) {
154 		dev_err(codec_dai->dev, "can't set rt5682 PLL: %d\n", ret);
155 		return ret;
156 	}
157 
158 	rt5682_dai_wclk = devm_clk_get(component->dev, "rt5682-dai-wclk");
159 	if (IS_ERR(rt5682_dai_wclk))
160 		return PTR_ERR(rt5682_dai_wclk);
161 
162 	rt5682_dai_bclk = devm_clk_get(component->dev, "rt5682-dai-bclk");
163 	if (IS_ERR(rt5682_dai_bclk))
164 		return PTR_ERR(rt5682_dai_bclk);
165 
166 	ret = snd_soc_card_jack_new_pins(card, "Headset Jack",
167 					 SND_JACK_HEADSET | SND_JACK_LINEOUT |
168 					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
169 					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
170 					 &cz_jack,
171 					 cz_jack_pins,
172 					 ARRAY_SIZE(cz_jack_pins));
173 	if (ret) {
174 		dev_err(card->dev, "HP jack creation failed %d\n", ret);
175 		return ret;
176 	}
177 
178 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
179 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
180 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
181 	snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
182 
183 	ret = snd_soc_component_set_jack(component, &cz_jack, NULL);
184 	if (ret) {
185 		dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
186 		return ret;
187 	}
188 	return 0;
189 }
190 
191 static int rt5682_clk_enable(struct snd_pcm_substream *substream)
192 {
193 	int ret;
194 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
195 
196 	/*
197 	 * Set wclk to 48000 because the rate constraint of this driver is
198 	 * 48000. ADAU7002 spec: "The ADAU7002 requires a BCLK rate that is
199 	 * minimum of 64x the LRCLK sample rate." RT5682 is the only clk
200 	 * source so for all codecs we have to limit bclk to 64X lrclk.
201 	 */
202 	ret = clk_set_rate(rt5682_dai_wclk, 48000);
203 	if (ret) {
204 		dev_err(rtd->dev, "Error setting wclk rate: %d\n", ret);
205 		return ret;
206 	}
207 	ret = clk_set_rate(rt5682_dai_bclk, 48000 * 64);
208 	if (ret) {
209 		dev_err(rtd->dev, "Error setting bclk rate: %d\n", ret);
210 		return ret;
211 	}
212 	ret = clk_prepare_enable(rt5682_dai_wclk);
213 	if (ret < 0) {
214 		dev_err(rtd->dev, "can't enable wclk %d\n", ret);
215 		return ret;
216 	}
217 	return ret;
218 }
219 
220 static void rt5682_clk_disable(void)
221 {
222 	clk_disable_unprepare(rt5682_dai_wclk);
223 }
224 
225 static const unsigned int channels[] = {
226 	DUAL_CHANNEL,
227 };
228 
229 static const unsigned int rates[] = {
230 	48000,
231 };
232 
233 static const struct snd_pcm_hw_constraint_list constraints_rates = {
234 	.count = ARRAY_SIZE(rates),
235 	.list  = rates,
236 	.mask = 0,
237 };
238 
239 static const struct snd_pcm_hw_constraint_list constraints_channels = {
240 	.count = ARRAY_SIZE(channels),
241 	.list = channels,
242 	.mask = 0,
243 };
244 
245 static int cz_da7219_play_startup(struct snd_pcm_substream *substream)
246 {
247 	struct snd_pcm_runtime *runtime = substream->runtime;
248 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
249 	struct snd_soc_card *card = rtd->card;
250 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
251 
252 	/*
253 	 * On this platform for PCM device we support stereo
254 	 */
255 
256 	runtime->hw.channels_max = DUAL_CHANNEL;
257 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
258 				   &constraints_channels);
259 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
260 				   &constraints_rates);
261 
262 	machine->play_i2s_instance = I2S_SP_INSTANCE;
263 	return da7219_clk_enable(substream);
264 }
265 
266 static int cz_da7219_cap_startup(struct snd_pcm_substream *substream)
267 {
268 	struct snd_pcm_runtime *runtime = substream->runtime;
269 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
270 	struct snd_soc_card *card = rtd->card;
271 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
272 
273 	/*
274 	 * On this platform for PCM device we support stereo
275 	 */
276 
277 	runtime->hw.channels_max = DUAL_CHANNEL;
278 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
279 				   &constraints_channels);
280 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
281 				   &constraints_rates);
282 
283 	machine->cap_i2s_instance = I2S_SP_INSTANCE;
284 	machine->capture_channel = CAP_CHANNEL1;
285 	return da7219_clk_enable(substream);
286 }
287 
288 static int cz_max_startup(struct snd_pcm_substream *substream)
289 {
290 	struct snd_pcm_runtime *runtime = substream->runtime;
291 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
292 	struct snd_soc_card *card = rtd->card;
293 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
294 
295 	/*
296 	 * On this platform for PCM device we support stereo
297 	 */
298 
299 	runtime->hw.channels_max = DUAL_CHANNEL;
300 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
301 				   &constraints_channels);
302 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
303 				   &constraints_rates);
304 
305 	machine->play_i2s_instance = I2S_BT_INSTANCE;
306 	return da7219_clk_enable(substream);
307 }
308 
309 static int cz_dmic0_startup(struct snd_pcm_substream *substream)
310 {
311 	struct snd_pcm_runtime *runtime = substream->runtime;
312 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
313 	struct snd_soc_card *card = rtd->card;
314 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
315 
316 	/*
317 	 * On this platform for PCM device we support stereo
318 	 */
319 
320 	runtime->hw.channels_max = DUAL_CHANNEL;
321 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
322 				   &constraints_channels);
323 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
324 				   &constraints_rates);
325 
326 	machine->cap_i2s_instance = I2S_BT_INSTANCE;
327 	return da7219_clk_enable(substream);
328 }
329 
330 static int cz_dmic1_startup(struct snd_pcm_substream *substream)
331 {
332 	struct snd_pcm_runtime *runtime = substream->runtime;
333 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
334 	struct snd_soc_card *card = rtd->card;
335 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
336 
337 	/*
338 	 * On this platform for PCM device we support stereo
339 	 */
340 
341 	runtime->hw.channels_max = DUAL_CHANNEL;
342 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
343 				   &constraints_channels);
344 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
345 				   &constraints_rates);
346 
347 	machine->cap_i2s_instance = I2S_SP_INSTANCE;
348 	machine->capture_channel = CAP_CHANNEL0;
349 	return da7219_clk_enable(substream);
350 }
351 
352 static void cz_da7219_shutdown(struct snd_pcm_substream *substream)
353 {
354 	da7219_clk_disable();
355 }
356 
357 static int cz_rt5682_play_startup(struct snd_pcm_substream *substream)
358 {
359 	struct snd_pcm_runtime *runtime = substream->runtime;
360 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
361 	struct snd_soc_card *card = rtd->card;
362 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
363 
364 	/*
365 	 * On this platform for PCM device we support stereo
366 	 */
367 
368 	runtime->hw.channels_max = DUAL_CHANNEL;
369 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
370 				   &constraints_channels);
371 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
372 				   &constraints_rates);
373 
374 	machine->play_i2s_instance = I2S_SP_INSTANCE;
375 	return rt5682_clk_enable(substream);
376 }
377 
378 static int cz_rt5682_cap_startup(struct snd_pcm_substream *substream)
379 {
380 	struct snd_pcm_runtime *runtime = substream->runtime;
381 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
382 	struct snd_soc_card *card = rtd->card;
383 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
384 
385 	/*
386 	 * On this platform for PCM device we support stereo
387 	 */
388 
389 	runtime->hw.channels_max = DUAL_CHANNEL;
390 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
391 				   &constraints_channels);
392 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
393 				   &constraints_rates);
394 
395 	machine->cap_i2s_instance = I2S_SP_INSTANCE;
396 	machine->capture_channel = CAP_CHANNEL1;
397 	return rt5682_clk_enable(substream);
398 }
399 
400 static int cz_rt5682_max_startup(struct snd_pcm_substream *substream)
401 {
402 	struct snd_pcm_runtime *runtime = substream->runtime;
403 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
404 	struct snd_soc_card *card = rtd->card;
405 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
406 
407 	/*
408 	 * On this platform for PCM device we support stereo
409 	 */
410 
411 	runtime->hw.channels_max = DUAL_CHANNEL;
412 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
413 				   &constraints_channels);
414 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
415 				   &constraints_rates);
416 
417 	machine->play_i2s_instance = I2S_BT_INSTANCE;
418 	return rt5682_clk_enable(substream);
419 }
420 
421 static int cz_rt5682_dmic0_startup(struct snd_pcm_substream *substream)
422 {
423 	struct snd_pcm_runtime *runtime = substream->runtime;
424 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
425 	struct snd_soc_card *card = rtd->card;
426 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
427 
428 	/*
429 	 * On this platform for PCM device we support stereo
430 	 */
431 
432 	runtime->hw.channels_max = DUAL_CHANNEL;
433 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
434 				   &constraints_channels);
435 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
436 				   &constraints_rates);
437 
438 	machine->cap_i2s_instance = I2S_BT_INSTANCE;
439 	return rt5682_clk_enable(substream);
440 }
441 
442 static int cz_rt5682_dmic1_startup(struct snd_pcm_substream *substream)
443 {
444 	struct snd_pcm_runtime *runtime = substream->runtime;
445 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
446 	struct snd_soc_card *card = rtd->card;
447 	struct acp_platform_info *machine = snd_soc_card_get_drvdata(card);
448 
449 	/*
450 	 * On this platform for PCM device we support stereo
451 	 */
452 
453 	runtime->hw.channels_max = DUAL_CHANNEL;
454 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
455 				   &constraints_channels);
456 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
457 				   &constraints_rates);
458 
459 	machine->cap_i2s_instance = I2S_SP_INSTANCE;
460 	machine->capture_channel = CAP_CHANNEL0;
461 	return rt5682_clk_enable(substream);
462 }
463 
464 static void cz_rt5682_shutdown(struct snd_pcm_substream *substream)
465 {
466 	rt5682_clk_disable();
467 }
468 
469 static const struct snd_soc_ops cz_da7219_play_ops = {
470 	.startup = cz_da7219_play_startup,
471 	.shutdown = cz_da7219_shutdown,
472 };
473 
474 static const struct snd_soc_ops cz_da7219_cap_ops = {
475 	.startup = cz_da7219_cap_startup,
476 	.shutdown = cz_da7219_shutdown,
477 };
478 
479 static const struct snd_soc_ops cz_max_play_ops = {
480 	.startup = cz_max_startup,
481 	.shutdown = cz_da7219_shutdown,
482 };
483 
484 static const struct snd_soc_ops cz_dmic0_cap_ops = {
485 	.startup = cz_dmic0_startup,
486 	.shutdown = cz_da7219_shutdown,
487 };
488 
489 static const struct snd_soc_ops cz_dmic1_cap_ops = {
490 	.startup = cz_dmic1_startup,
491 	.shutdown = cz_da7219_shutdown,
492 };
493 
494 static const struct snd_soc_ops cz_rt5682_play_ops = {
495 	.startup = cz_rt5682_play_startup,
496 	.shutdown = cz_rt5682_shutdown,
497 };
498 
499 static const struct snd_soc_ops cz_rt5682_cap_ops = {
500 	.startup = cz_rt5682_cap_startup,
501 	.shutdown = cz_rt5682_shutdown,
502 };
503 
504 static const struct snd_soc_ops cz_rt5682_max_play_ops = {
505 	.startup = cz_rt5682_max_startup,
506 	.shutdown = cz_rt5682_shutdown,
507 };
508 
509 static const struct snd_soc_ops cz_rt5682_dmic0_cap_ops = {
510 	.startup = cz_rt5682_dmic0_startup,
511 	.shutdown = cz_rt5682_shutdown,
512 };
513 
514 static const struct snd_soc_ops cz_rt5682_dmic1_cap_ops = {
515 	.startup = cz_rt5682_dmic1_startup,
516 	.shutdown = cz_rt5682_shutdown,
517 };
518 
519 SND_SOC_DAILINK_DEF(designware1,
520 	DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto")));
521 SND_SOC_DAILINK_DEF(designware2,
522 	DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto")));
523 SND_SOC_DAILINK_DEF(designware3,
524 	DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.3.auto")));
525 
526 SND_SOC_DAILINK_DEF(dlgs,
527 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", "da7219-hifi")));
528 SND_SOC_DAILINK_DEF(rt5682,
529 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
530 SND_SOC_DAILINK_DEF(mx,
531 	DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
532 SND_SOC_DAILINK_DEF(adau,
533 	DAILINK_COMP_ARRAY(COMP_CODEC("ADAU7002:00", "adau7002-hifi")));
534 
535 SND_SOC_DAILINK_DEF(platform,
536 	DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.0.auto")));
537 
538 static struct snd_soc_dai_link cz_dai_7219_98357[] = {
539 	{
540 		.name = "amd-da7219-play",
541 		.stream_name = "Playback",
542 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
543 				| SND_SOC_DAIFMT_CBP_CFP,
544 		.init = cz_da7219_init,
545 		.dpcm_playback = 1,
546 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
547 		.ops = &cz_da7219_play_ops,
548 		SND_SOC_DAILINK_REG(designware1, dlgs, platform),
549 	},
550 	{
551 		.name = "amd-da7219-cap",
552 		.stream_name = "Capture",
553 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
554 				| SND_SOC_DAIFMT_CBP_CFP,
555 		.dpcm_capture = 1,
556 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
557 		.ops = &cz_da7219_cap_ops,
558 		SND_SOC_DAILINK_REG(designware2, dlgs, platform),
559 	},
560 	{
561 		.name = "amd-max98357-play",
562 		.stream_name = "HiFi Playback",
563 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
564 				| SND_SOC_DAIFMT_CBP_CFP,
565 		.dpcm_playback = 1,
566 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
567 		.ops = &cz_max_play_ops,
568 		SND_SOC_DAILINK_REG(designware3, mx, platform),
569 	},
570 	{
571 		/* C panel DMIC */
572 		.name = "dmic0",
573 		.stream_name = "DMIC0 Capture",
574 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
575 				| SND_SOC_DAIFMT_CBP_CFP,
576 		.dpcm_capture = 1,
577 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
578 		.ops = &cz_dmic0_cap_ops,
579 		SND_SOC_DAILINK_REG(designware3, adau, platform),
580 	},
581 	{
582 		/* A/B panel DMIC */
583 		.name = "dmic1",
584 		.stream_name = "DMIC1 Capture",
585 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
586 				| SND_SOC_DAIFMT_CBP_CFP,
587 		.dpcm_capture = 1,
588 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
589 		.ops = &cz_dmic1_cap_ops,
590 		SND_SOC_DAILINK_REG(designware2, adau, platform),
591 	},
592 };
593 
594 static struct snd_soc_dai_link cz_dai_5682_98357[] = {
595 	{
596 		.name = "amd-rt5682-play",
597 		.stream_name = "Playback",
598 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
599 				| SND_SOC_DAIFMT_CBP_CFP,
600 		.init = cz_rt5682_init,
601 		.dpcm_playback = 1,
602 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
603 		.ops = &cz_rt5682_play_ops,
604 		SND_SOC_DAILINK_REG(designware1, rt5682, platform),
605 	},
606 	{
607 		.name = "amd-rt5682-cap",
608 		.stream_name = "Capture",
609 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
610 				| SND_SOC_DAIFMT_CBP_CFP,
611 		.dpcm_capture = 1,
612 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
613 		.ops = &cz_rt5682_cap_ops,
614 		SND_SOC_DAILINK_REG(designware2, rt5682, platform),
615 	},
616 	{
617 		.name = "amd-max98357-play",
618 		.stream_name = "HiFi Playback",
619 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
620 				| SND_SOC_DAIFMT_CBP_CFP,
621 		.dpcm_playback = 1,
622 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
623 		.ops = &cz_rt5682_max_play_ops,
624 		SND_SOC_DAILINK_REG(designware3, mx, platform),
625 	},
626 	{
627 		/* C panel DMIC */
628 		.name = "dmic0",
629 		.stream_name = "DMIC0 Capture",
630 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
631 				| SND_SOC_DAIFMT_CBP_CFP,
632 		.dpcm_capture = 1,
633 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
634 		.ops = &cz_rt5682_dmic0_cap_ops,
635 		SND_SOC_DAILINK_REG(designware3, adau, platform),
636 	},
637 	{
638 		/* A/B panel DMIC */
639 		.name = "dmic1",
640 		.stream_name = "DMIC1 Capture",
641 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
642 				| SND_SOC_DAIFMT_CBP_CFP,
643 		.dpcm_capture = 1,
644 		.trigger_stop = SND_SOC_TRIGGER_ORDER_LDC,
645 		.ops = &cz_rt5682_dmic1_cap_ops,
646 		SND_SOC_DAILINK_REG(designware2, adau, platform),
647 	},
648 };
649 
650 static const struct snd_soc_dapm_widget cz_widgets[] = {
651 	SND_SOC_DAPM_HP("Headphones", NULL),
652 	SND_SOC_DAPM_SPK("Speakers", NULL),
653 	SND_SOC_DAPM_LINE("Line Out", NULL),
654 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
655 	SND_SOC_DAPM_MIC("Int Mic", NULL),
656 };
657 
658 static const struct snd_soc_dapm_route cz_audio_route[] = {
659 	{"Headphones", NULL, "HPL"},
660 	{"Headphones", NULL, "HPR"},
661 	{"MIC", NULL, "Headset Mic"},
662 	{"Speakers", NULL, "Speaker"},
663 	{"PDM_DAT", NULL, "Int Mic"},
664 };
665 
666 static const struct snd_soc_dapm_route cz_rt5682_audio_route[] = {
667 	{"Headphones", NULL, "HPOL"},
668 	{"Headphones", NULL, "HPOR"},
669 	{"IN1P", NULL, "Headset Mic"},
670 	{"Speakers", NULL, "Speaker"},
671 	{"PDM_DAT", NULL, "Int Mic"},
672 };
673 
674 static const struct snd_kcontrol_new cz_mc_controls[] = {
675 	SOC_DAPM_PIN_SWITCH("Headphones"),
676 	SOC_DAPM_PIN_SWITCH("Speakers"),
677 	SOC_DAPM_PIN_SWITCH("Line Out"),
678 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
679 	SOC_DAPM_PIN_SWITCH("Int Mic"),
680 };
681 
682 static struct snd_soc_card cz_card = {
683 	.name = "acpd7219m98357",
684 	.owner = THIS_MODULE,
685 	.dai_link = cz_dai_7219_98357,
686 	.num_links = ARRAY_SIZE(cz_dai_7219_98357),
687 	.dapm_widgets = cz_widgets,
688 	.num_dapm_widgets = ARRAY_SIZE(cz_widgets),
689 	.dapm_routes = cz_audio_route,
690 	.num_dapm_routes = ARRAY_SIZE(cz_audio_route),
691 	.controls = cz_mc_controls,
692 	.num_controls = ARRAY_SIZE(cz_mc_controls),
693 };
694 
695 static struct snd_soc_card cz_rt5682_card = {
696 	.name = "acpr5682m98357",
697 	.owner = THIS_MODULE,
698 	.dai_link = cz_dai_5682_98357,
699 	.num_links = ARRAY_SIZE(cz_dai_5682_98357),
700 	.dapm_widgets = cz_widgets,
701 	.num_dapm_widgets = ARRAY_SIZE(cz_widgets),
702 	.dapm_routes = cz_rt5682_audio_route,
703 	.controls = cz_mc_controls,
704 	.num_controls = ARRAY_SIZE(cz_mc_controls),
705 };
706 
707 void *acp_soc_is_rltk_max(struct device *dev)
708 {
709 	const struct acpi_device_id *match;
710 
711 	match = acpi_match_device(dev->driver->acpi_match_table, dev);
712 	if (!match)
713 		return NULL;
714 	return (void *)match->driver_data;
715 }
716 
717 static struct regulator_consumer_supply acp_da7219_supplies[] = {
718 	REGULATOR_SUPPLY("VDD", "i2c-DLGS7219:00"),
719 	REGULATOR_SUPPLY("VDDMIC", "i2c-DLGS7219:00"),
720 	REGULATOR_SUPPLY("VDDIO", "i2c-DLGS7219:00"),
721 	REGULATOR_SUPPLY("IOVDD", "ADAU7002:00"),
722 };
723 
724 static struct regulator_init_data acp_da7219_data = {
725 	.constraints = {
726 		.always_on = 1,
727 	},
728 	.num_consumer_supplies = ARRAY_SIZE(acp_da7219_supplies),
729 	.consumer_supplies = acp_da7219_supplies,
730 };
731 
732 static struct regulator_config acp_da7219_cfg = {
733 	.init_data = &acp_da7219_data,
734 };
735 
736 static struct regulator_ops acp_da7219_ops = {
737 };
738 
739 static const struct regulator_desc acp_da7219_desc = {
740 	.name = "reg-fixed-1.8V",
741 	.type = REGULATOR_VOLTAGE,
742 	.owner = THIS_MODULE,
743 	.ops = &acp_da7219_ops,
744 	.fixed_uV = 1800000, /* 1.8V */
745 	.n_voltages = 1,
746 };
747 
748 static int cz_probe(struct platform_device *pdev)
749 {
750 	int ret;
751 	struct snd_soc_card *card;
752 	struct acp_platform_info *machine;
753 	struct regulator_dev *rdev;
754 	struct device *dev = &pdev->dev;
755 
756 	card = (struct snd_soc_card *)acp_soc_is_rltk_max(dev);
757 	if (!card)
758 		return -ENODEV;
759 	if (!strcmp(card->name, "acpd7219m98357")) {
760 		acp_da7219_cfg.dev = &pdev->dev;
761 		rdev = devm_regulator_register(&pdev->dev, &acp_da7219_desc,
762 					       &acp_da7219_cfg);
763 		if (IS_ERR(rdev)) {
764 			dev_err(&pdev->dev, "Failed to register regulator: %d\n",
765 				(int)PTR_ERR(rdev));
766 			return -EINVAL;
767 		}
768 	}
769 
770 	machine = devm_kzalloc(&pdev->dev, sizeof(struct acp_platform_info),
771 			       GFP_KERNEL);
772 	if (!machine)
773 		return -ENOMEM;
774 	card->dev = &pdev->dev;
775 	platform_set_drvdata(pdev, card);
776 	snd_soc_card_set_drvdata(card, machine);
777 	ret = devm_snd_soc_register_card(&pdev->dev, card);
778 	if (ret) {
779 		return dev_err_probe(&pdev->dev, ret,
780 				"devm_snd_soc_register_card(%s) failed\n",
781 				card->name);
782 	}
783 	acp_bt_uart_enable = !device_property_read_bool(&pdev->dev,
784 							"bt-pad-enable");
785 	return 0;
786 }
787 
788 #ifdef CONFIG_ACPI
789 static const struct acpi_device_id cz_audio_acpi_match[] = {
790 	{ "AMD7219", (unsigned long)&cz_card },
791 	{ "AMDI5682", (unsigned long)&cz_rt5682_card},
792 	{},
793 };
794 MODULE_DEVICE_TABLE(acpi, cz_audio_acpi_match);
795 #endif
796 
797 static struct platform_driver cz_pcm_driver = {
798 	.driver = {
799 		.name = "cz-da7219-max98357a",
800 		.acpi_match_table = ACPI_PTR(cz_audio_acpi_match),
801 		.pm = &snd_soc_pm_ops,
802 	},
803 	.probe = cz_probe,
804 };
805 
806 module_platform_driver(cz_pcm_driver);
807 
808 MODULE_AUTHOR("akshu.agrawal@amd.com");
809 MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
810 MODULE_DESCRIPTION("DA7219, RT5682 & MAX98357A audio support");
811 MODULE_LICENSE("GPL v2");
812