1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // Machine driver for AMD ACP Audio engine using DA7219 & MAX98357 codec.
4 //
5 //Copyright 2016 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/gpio/consumer.h>
16 #include <linux/module.h>
17 #include <linux/i2c.h>
18 #include <linux/input.h>
19 #include <linux/io.h>
20 #include <linux/acpi.h>
21 
22 #include "raven/acp3x.h"
23 #include "../codecs/rt5682.h"
24 #include "../codecs/rt1015.h"
25 
26 #define PCO_PLAT_CLK 48000000
27 #define RT5682_PLL_FREQ (48000 * 512)
28 #define DUAL_CHANNEL		2
29 
30 static struct snd_soc_jack pco_jack;
31 static struct snd_soc_jack_pin pco_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 
42 static struct clk *rt5682_dai_wclk;
43 static struct clk *rt5682_dai_bclk;
44 static struct gpio_desc *dmic_sel;
45 void *soc_is_rltk_max(struct device *dev);
46 
47 enum {
48 	RT5682 = 0,
49 	MAX,
50 	EC,
51 };
52 
53 static int acp3x_5682_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 	/* set rt5682 dai fmt */
63 	ret =  snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
64 			| SND_SOC_DAIFMT_NB_NF
65 			| SND_SOC_DAIFMT_CBP_CFP);
66 	if (ret < 0) {
67 		dev_err(rtd->card->dev,
68 				"Failed to set rt5682 dai fmt: %d\n", ret);
69 		return ret;
70 	}
71 
72 	/* set codec PLL */
73 	ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
74 				  PCO_PLAT_CLK, RT5682_PLL_FREQ);
75 	if (ret < 0) {
76 		dev_err(rtd->dev, "can't set rt5682 PLL: %d\n", ret);
77 		return ret;
78 	}
79 
80 	/* Set codec sysclk */
81 	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
82 			RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
83 	if (ret < 0) {
84 		dev_err(rtd->dev,
85 			"Failed to set rt5682 SYSCLK: %d\n", ret);
86 		return ret;
87 	}
88 
89 	/* Set tdm/i2s1 master bclk ratio */
90 	ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
91 	if (ret < 0) {
92 		dev_err(rtd->dev,
93 			"Failed to set rt5682 tdm bclk ratio: %d\n", ret);
94 		return ret;
95 	}
96 
97 	rt5682_dai_wclk = clk_get(component->dev, "rt5682-dai-wclk");
98 	rt5682_dai_bclk = clk_get(component->dev, "rt5682-dai-bclk");
99 
100 	ret = snd_soc_card_jack_new_pins(card, "Headset Jack",
101 					 SND_JACK_HEADSET |
102 					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
103 					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
104 					 &pco_jack,
105 					 pco_jack_pins,
106 					 ARRAY_SIZE(pco_jack_pins));
107 	if (ret) {
108 		dev_err(card->dev, "HP jack creation failed %d\n", ret);
109 		return ret;
110 	}
111 
112 	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
113 	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
114 	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
115 	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
116 
117 	ret = snd_soc_component_set_jack(component, &pco_jack, NULL);
118 	if (ret) {
119 		dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
120 		return ret;
121 	}
122 
123 	return ret;
124 }
125 
126 static int rt5682_clk_enable(struct snd_pcm_substream *substream)
127 {
128 	int ret = 0;
129 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
130 
131 	/* RT5682 will support only 48K output with 48M mclk */
132 	clk_set_rate(rt5682_dai_wclk, 48000);
133 	clk_set_rate(rt5682_dai_bclk, 48000 * 64);
134 	ret = clk_prepare_enable(rt5682_dai_wclk);
135 	if (ret < 0) {
136 		dev_err(rtd->dev, "can't enable wclk %d\n", ret);
137 		return ret;
138 	}
139 
140 	return ret;
141 }
142 
143 static int acp3x_1015_hw_params(struct snd_pcm_substream *substream,
144 					struct snd_pcm_hw_params *params)
145 {
146 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
147 	struct snd_soc_dai *codec_dai;
148 	int srate, i, ret;
149 
150 	ret = 0;
151 	srate = params_rate(params);
152 
153 	for_each_rtd_codec_dais(rtd, i, codec_dai) {
154 		if (strcmp(codec_dai->name, "rt1015-aif"))
155 			continue;
156 
157 		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
158 						64 * srate, 256 * srate);
159 		if (ret < 0)
160 			return ret;
161 		ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
162 					256 * srate, SND_SOC_CLOCK_IN);
163 		if (ret < 0)
164 			return ret;
165 	}
166 	return ret;
167 }
168 
169 static void rt5682_clk_disable(void)
170 {
171 	clk_disable_unprepare(rt5682_dai_wclk);
172 }
173 
174 static const unsigned int channels[] = {
175 	DUAL_CHANNEL,
176 };
177 
178 static const unsigned int rates[] = {
179 	48000,
180 };
181 
182 static const struct snd_pcm_hw_constraint_list constraints_rates = {
183 	.count = ARRAY_SIZE(rates),
184 	.list  = rates,
185 	.mask = 0,
186 };
187 
188 static const struct snd_pcm_hw_constraint_list constraints_channels = {
189 	.count = ARRAY_SIZE(channels),
190 	.list = channels,
191 	.mask = 0,
192 };
193 
194 static int acp3x_5682_startup(struct snd_pcm_substream *substream)
195 {
196 	struct snd_pcm_runtime *runtime = substream->runtime;
197 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
198 	struct snd_soc_card *card = rtd->card;
199 	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
200 
201 	machine->play_i2s_instance = I2S_SP_INSTANCE;
202 	machine->cap_i2s_instance = I2S_SP_INSTANCE;
203 
204 	runtime->hw.channels_max = DUAL_CHANNEL;
205 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
206 				   &constraints_channels);
207 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
208 				   &constraints_rates);
209 	return rt5682_clk_enable(substream);
210 }
211 
212 static int acp3x_max_startup(struct snd_pcm_substream *substream)
213 {
214 	struct snd_pcm_runtime *runtime = substream->runtime;
215 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
216 	struct snd_soc_card *card = rtd->card;
217 	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
218 
219 	machine->play_i2s_instance = I2S_BT_INSTANCE;
220 
221 	runtime->hw.channels_max = DUAL_CHANNEL;
222 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
223 				   &constraints_channels);
224 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
225 				   &constraints_rates);
226 	return rt5682_clk_enable(substream);
227 }
228 
229 static int acp3x_ec_dmic0_startup(struct snd_pcm_substream *substream)
230 {
231 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
232 	struct snd_soc_card *card = rtd->card;
233 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
234 	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
235 
236 	machine->cap_i2s_instance = I2S_BT_INSTANCE;
237 	snd_soc_dai_set_bclk_ratio(codec_dai, 64);
238 
239 	return rt5682_clk_enable(substream);
240 }
241 
242 static int dmic_switch;
243 
244 static int dmic_get(struct snd_kcontrol *kcontrol,
245 			 struct snd_ctl_elem_value *ucontrol)
246 {
247 	ucontrol->value.integer.value[0] = dmic_switch;
248 	return 0;
249 }
250 
251 static int dmic_set(struct snd_kcontrol *kcontrol,
252 			 struct snd_ctl_elem_value *ucontrol)
253 {
254 	if (dmic_sel) {
255 		dmic_switch = ucontrol->value.integer.value[0];
256 		gpiod_set_value(dmic_sel, dmic_switch);
257 	}
258 	return 0;
259 }
260 
261 static void rt5682_shutdown(struct snd_pcm_substream *substream)
262 {
263 	rt5682_clk_disable();
264 }
265 
266 static const struct snd_soc_ops acp3x_5682_ops = {
267 	.startup = acp3x_5682_startup,
268 	.shutdown = rt5682_shutdown,
269 };
270 
271 static const struct snd_soc_ops acp3x_max_play_ops = {
272 	.startup = acp3x_max_startup,
273 	.shutdown = rt5682_shutdown,
274 	.hw_params = acp3x_1015_hw_params,
275 };
276 
277 static const struct snd_soc_ops acp3x_ec_cap0_ops = {
278 	.startup = acp3x_ec_dmic0_startup,
279 	.shutdown = rt5682_shutdown,
280 };
281 
282 SND_SOC_DAILINK_DEF(acp3x_i2s,
283 	DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.0")));
284 SND_SOC_DAILINK_DEF(acp3x_bt,
285 	DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.2")));
286 
287 SND_SOC_DAILINK_DEF(rt5682,
288 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
289 SND_SOC_DAILINK_DEF(max,
290 	DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
291 SND_SOC_DAILINK_DEF(rt1015p,
292 	DAILINK_COMP_ARRAY(COMP_CODEC("RTL1015:00", "HiFi")));
293 SND_SOC_DAILINK_DEF(rt1015,
294 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1015:00", "rt1015-aif"),
295 			COMP_CODEC("i2c-10EC1015:01", "rt1015-aif")));
296 SND_SOC_DAILINK_DEF(cros_ec,
297 	DAILINK_COMP_ARRAY(COMP_CODEC("GOOG0013:00", "EC Codec I2S RX")));
298 
299 SND_SOC_DAILINK_DEF(platform,
300 	DAILINK_COMP_ARRAY(COMP_PLATFORM("acp3x_rv_i2s_dma.0")));
301 
302 static struct snd_soc_codec_conf rt1015_conf[] = {
303 	{
304 		.dlc = COMP_CODEC_CONF("i2c-10EC1015:00"),
305 		.name_prefix = "Left",
306 	},
307 	{
308 		.dlc = COMP_CODEC_CONF("i2c-10EC1015:01"),
309 		.name_prefix = "Right",
310 	},
311 };
312 
313 static struct snd_soc_dai_link acp3x_dai[] = {
314 	[RT5682] = {
315 		.name = "acp3x-5682-play",
316 		.stream_name = "Playback",
317 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
318 				| SND_SOC_DAIFMT_CBP_CFP,
319 		.init = acp3x_5682_init,
320 		.dpcm_playback = 1,
321 		.dpcm_capture = 1,
322 		.ops = &acp3x_5682_ops,
323 		SND_SOC_DAILINK_REG(acp3x_i2s, rt5682, platform),
324 	},
325 	[MAX] = {
326 		.name = "acp3x-max98357-play",
327 		.stream_name = "HiFi Playback",
328 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
329 				| SND_SOC_DAIFMT_CBC_CFC,
330 		.dpcm_playback = 1,
331 		.ops = &acp3x_max_play_ops,
332 		.cpus = acp3x_bt,
333 		.num_cpus = ARRAY_SIZE(acp3x_bt),
334 		.platforms = platform,
335 		.num_platforms = ARRAY_SIZE(platform),
336 	},
337 	[EC] = {
338 		.name = "acp3x-ec-dmic0-capture",
339 		.stream_name = "Capture DMIC0",
340 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
341 				| SND_SOC_DAIFMT_CBC_CFC,
342 		.dpcm_capture = 1,
343 		.ops = &acp3x_ec_cap0_ops,
344 		SND_SOC_DAILINK_REG(acp3x_bt, cros_ec, platform),
345 	},
346 };
347 
348 static const char * const dmic_mux_text[] = {
349 	"Front Mic",
350 	"Rear Mic",
351 };
352 
353 static SOC_ENUM_SINGLE_DECL(
354 		acp3x_dmic_enum, SND_SOC_NOPM, 0, dmic_mux_text);
355 
356 static const struct snd_kcontrol_new acp3x_dmic_mux_control =
357 	SOC_DAPM_ENUM_EXT("DMIC Select Mux", acp3x_dmic_enum,
358 			  dmic_get, dmic_set);
359 
360 static const struct snd_soc_dapm_widget acp3x_5682_widgets[] = {
361 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
362 	SND_SOC_DAPM_SPK("Spk", NULL),
363 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
364 	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
365 			 &acp3x_dmic_mux_control),
366 };
367 
368 static const struct snd_soc_dapm_route acp3x_5682_audio_route[] = {
369 	{"Headphone Jack", NULL, "HPOL"},
370 	{"Headphone Jack", NULL, "HPOR"},
371 	{"IN1P", NULL, "Headset Mic"},
372 	{"Spk", NULL, "Speaker"},
373 	{"Dmic Mux", "Front Mic", "DMIC"},
374 	{"Dmic Mux", "Rear Mic", "DMIC"},
375 };
376 
377 static const struct snd_kcontrol_new acp3x_5682_mc_controls[] = {
378 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
379 	SOC_DAPM_PIN_SWITCH("Spk"),
380 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
381 };
382 
383 static struct snd_soc_card acp3x_5682 = {
384 	.name = "acp3xalc5682m98357",
385 	.owner = THIS_MODULE,
386 	.dai_link = acp3x_dai,
387 	.num_links = ARRAY_SIZE(acp3x_dai),
388 	.dapm_widgets = acp3x_5682_widgets,
389 	.num_dapm_widgets = ARRAY_SIZE(acp3x_5682_widgets),
390 	.dapm_routes = acp3x_5682_audio_route,
391 	.num_dapm_routes = ARRAY_SIZE(acp3x_5682_audio_route),
392 	.controls = acp3x_5682_mc_controls,
393 	.num_controls = ARRAY_SIZE(acp3x_5682_mc_controls),
394 };
395 
396 static const struct snd_soc_dapm_widget acp3x_1015_widgets[] = {
397 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
398 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
399 	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
400 			 &acp3x_dmic_mux_control),
401 	SND_SOC_DAPM_SPK("Left Spk", NULL),
402 	SND_SOC_DAPM_SPK("Right Spk", NULL),
403 };
404 
405 static const struct snd_soc_dapm_route acp3x_1015_route[] = {
406 	{"Headphone Jack", NULL, "HPOL"},
407 	{"Headphone Jack", NULL, "HPOR"},
408 	{"IN1P", NULL, "Headset Mic"},
409 	{"Dmic Mux", "Front Mic", "DMIC"},
410 	{"Dmic Mux", "Rear Mic", "DMIC"},
411 	{"Left Spk", NULL, "Left SPO"},
412 	{"Right Spk", NULL, "Right SPO"},
413 };
414 
415 static const struct snd_kcontrol_new acp3x_mc_1015_controls[] = {
416 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
417 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
418 	SOC_DAPM_PIN_SWITCH("Left Spk"),
419 	SOC_DAPM_PIN_SWITCH("Right Spk"),
420 };
421 
422 static struct snd_soc_card acp3x_1015 = {
423 	.name = "acp3xalc56821015",
424 	.owner = THIS_MODULE,
425 	.dai_link = acp3x_dai,
426 	.num_links = ARRAY_SIZE(acp3x_dai),
427 	.dapm_widgets = acp3x_1015_widgets,
428 	.num_dapm_widgets = ARRAY_SIZE(acp3x_1015_widgets),
429 	.dapm_routes = acp3x_1015_route,
430 	.num_dapm_routes = ARRAY_SIZE(acp3x_1015_route),
431 	.codec_conf = rt1015_conf,
432 	.num_configs = ARRAY_SIZE(rt1015_conf),
433 	.controls = acp3x_mc_1015_controls,
434 	.num_controls = ARRAY_SIZE(acp3x_mc_1015_controls),
435 };
436 
437 static const struct snd_soc_dapm_widget acp3x_1015p_widgets[] = {
438 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
439 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
440 	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
441 			 &acp3x_dmic_mux_control),
442 	SND_SOC_DAPM_SPK("Speakers", NULL),
443 };
444 
445 static const struct snd_soc_dapm_route acp3x_1015p_route[] = {
446 	{"Headphone Jack", NULL, "HPOL"},
447 	{"Headphone Jack", NULL, "HPOR"},
448 	{"IN1P", NULL, "Headset Mic"},
449 	{"Dmic Mux", "Front Mic", "DMIC"},
450 	{"Dmic Mux", "Rear Mic", "DMIC"},
451 	/* speaker */
452 	{ "Speakers", NULL, "Speaker" },
453 };
454 
455 static const struct snd_kcontrol_new acp3x_mc_1015p_controls[] = {
456 	SOC_DAPM_PIN_SWITCH("Speakers"),
457 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
458 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
459 };
460 
461 static struct snd_soc_card acp3x_1015p = {
462 	.name = "acp3xalc56821015p",
463 	.owner = THIS_MODULE,
464 	.dai_link = acp3x_dai,
465 	.num_links = ARRAY_SIZE(acp3x_dai),
466 	.dapm_widgets = acp3x_1015p_widgets,
467 	.num_dapm_widgets = ARRAY_SIZE(acp3x_1015p_widgets),
468 	.dapm_routes = acp3x_1015p_route,
469 	.num_dapm_routes = ARRAY_SIZE(acp3x_1015p_route),
470 	.controls = acp3x_mc_1015p_controls,
471 	.num_controls = ARRAY_SIZE(acp3x_mc_1015p_controls),
472 };
473 
474 void *soc_is_rltk_max(struct device *dev)
475 {
476 	const struct acpi_device_id *match;
477 
478 	match = acpi_match_device(dev->driver->acpi_match_table, dev);
479 	if (!match)
480 		return NULL;
481 	return (void *)match->driver_data;
482 }
483 
484 static void card_spk_dai_link_present(struct snd_soc_dai_link *links,
485 						const char *card_name)
486 {
487 	if (!strcmp(card_name, "acp3xalc56821015")) {
488 		links[1].codecs = rt1015;
489 		links[1].num_codecs = ARRAY_SIZE(rt1015);
490 	} else if (!strcmp(card_name, "acp3xalc56821015p")) {
491 		links[1].codecs = rt1015p;
492 		links[1].num_codecs = ARRAY_SIZE(rt1015p);
493 	} else {
494 		links[1].codecs = max;
495 		links[1].num_codecs = ARRAY_SIZE(max);
496 	}
497 }
498 
499 static int acp3x_probe(struct platform_device *pdev)
500 {
501 	int ret;
502 	struct snd_soc_card *card;
503 	struct acp3x_platform_info *machine;
504 	struct device *dev = &pdev->dev;
505 
506 	card = (struct snd_soc_card *)soc_is_rltk_max(dev);
507 	if (!card)
508 		return -ENODEV;
509 
510 	machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL);
511 	if (!machine)
512 		return -ENOMEM;
513 
514 	card_spk_dai_link_present(card->dai_link, card->name);
515 	card->dev = &pdev->dev;
516 	platform_set_drvdata(pdev, card);
517 	snd_soc_card_set_drvdata(card, machine);
518 
519 	dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW);
520 	if (IS_ERR(dmic_sel)) {
521 		dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n",
522 			PTR_ERR(dmic_sel));
523 		return PTR_ERR(dmic_sel);
524 	}
525 
526 	ret = devm_snd_soc_register_card(&pdev->dev, card);
527 	if (ret) {
528 		return dev_err_probe(&pdev->dev, ret,
529 				"devm_snd_soc_register_card(%s) failed\n",
530 				card->name);
531 	}
532 	return 0;
533 }
534 
535 static const struct acpi_device_id acp3x_audio_acpi_match[] = {
536 	{ "AMDI5682", (unsigned long)&acp3x_5682},
537 	{ "AMDI1015", (unsigned long)&acp3x_1015},
538 	{ "10021015", (unsigned long)&acp3x_1015p},
539 	{},
540 };
541 MODULE_DEVICE_TABLE(acpi, acp3x_audio_acpi_match);
542 
543 static struct platform_driver acp3x_audio = {
544 	.driver = {
545 		.name = "acp3x-alc5682-max98357",
546 		.acpi_match_table = ACPI_PTR(acp3x_audio_acpi_match),
547 		.pm = &snd_soc_pm_ops,
548 	},
549 	.probe = acp3x_probe,
550 };
551 
552 module_platform_driver(acp3x_audio);
553 
554 MODULE_AUTHOR("akshu.agrawal@amd.com");
555 MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com");
556 MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
557 MODULE_DESCRIPTION("ALC5682 ALC1015, ALC1015P & MAX98357 audio support");
558 MODULE_LICENSE("GPL v2");
559