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
30static struct snd_soc_jack cz_jack;
31static 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
46static struct clk *da7219_dai_wclk;
47static struct clk *da7219_dai_bclk;
48static struct clk *rt5682_dai_wclk;
49static struct clk *rt5682_dai_bclk;
50
51void *acp_soc_is_rltk_max(struct device *dev);
52
53static 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 = snd_soc_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(dai: codec_dai, clk_id: 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(dai: codec_dai, pll_id: 0, source: 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(dev: component->dev, id: "da7219-dai-wclk");
77 if (IS_ERR(ptr: da7219_dai_wclk))
78 return PTR_ERR(ptr: da7219_dai_wclk);
79
80 da7219_dai_bclk = devm_clk_get(dev: component->dev, id: "da7219-dai-bclk");
81 if (IS_ERR(ptr: da7219_dai_bclk))
82 return PTR_ERR(ptr: da7219_dai_bclk);
83
84 ret = snd_soc_card_jack_new_pins(card, id: "Headset Jack",
85 type: 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 jack: &cz_jack,
89 pins: 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(jack: cz_jack.jack, type: SND_JACK_BTN_0, KEY_PLAYPAUSE);
97 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_1, KEY_VOLUMEUP);
98 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_2, KEY_VOLUMEDOWN);
99 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_3, KEY_VOICECOMMAND);
100
101 snd_soc_component_set_jack(component, jack: &cz_jack, NULL);
102
103 return 0;
104}
105
106static int da7219_clk_enable(struct snd_pcm_substream *substream)
107{
108 int ret = 0;
109 struct snd_soc_pcm_runtime *rtd = snd_soc_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(clk: da7219_dai_wclk, rate: 48000);
118 clk_set_rate(clk: da7219_dai_bclk, rate: 48000 * 64);
119 ret = clk_prepare_enable(clk: 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
128static void da7219_clk_disable(void)
129{
130 clk_disable_unprepare(clk: da7219_dai_bclk);
131}
132
133static 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 = snd_soc_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(dai: codec_dai, clk_id: 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(dai: codec_dai, pll_id: RT5682_PLL2, source: 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(dev: component->dev, id: "rt5682-dai-wclk");
159 if (IS_ERR(ptr: rt5682_dai_wclk))
160 return PTR_ERR(ptr: rt5682_dai_wclk);
161
162 rt5682_dai_bclk = devm_clk_get(dev: component->dev, id: "rt5682-dai-bclk");
163 if (IS_ERR(ptr: rt5682_dai_bclk))
164 return PTR_ERR(ptr: rt5682_dai_bclk);
165
166 ret = snd_soc_card_jack_new_pins(card, id: "Headset Jack",
167 type: 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 jack: &cz_jack,
171 pins: 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(jack: cz_jack.jack, type: SND_JACK_BTN_0, KEY_PLAYPAUSE);
179 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_1, KEY_VOLUMEUP);
180 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_2, KEY_VOLUMEDOWN);
181 snd_jack_set_key(jack: cz_jack.jack, type: SND_JACK_BTN_3, KEY_VOICECOMMAND);
182
183 ret = snd_soc_component_set_jack(component, jack: &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
191static int rt5682_clk_enable(struct snd_pcm_substream *substream)
192{
193 int ret;
194 struct snd_soc_pcm_runtime *rtd = snd_soc_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(clk: rt5682_dai_wclk, rate: 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(clk: rt5682_dai_bclk, rate: 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(clk: 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
220static void rt5682_clk_disable(void)
221{
222 clk_disable_unprepare(clk: rt5682_dai_wclk);
223}
224
225static const unsigned int channels[] = {
226 DUAL_CHANNEL,
227};
228
229static const unsigned int rates[] = {
230 48000,
231};
232
233static const struct snd_pcm_hw_constraint_list constraints_rates = {
234 .count = ARRAY_SIZE(rates),
235 .list = rates,
236 .mask = 0,
237};
238
239static const struct snd_pcm_hw_constraint_list constraints_channels = {
240 .count = ARRAY_SIZE(channels),
241 .list = channels,
242 .mask = 0,
243};
244
245static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
258 l: &constraints_channels);
259 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
260 l: &constraints_rates);
261
262 machine->play_i2s_instance = I2S_SP_INSTANCE;
263 return da7219_clk_enable(substream);
264}
265
266static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
279 l: &constraints_channels);
280 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
281 l: &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
288static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
301 l: &constraints_channels);
302 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
303 l: &constraints_rates);
304
305 machine->play_i2s_instance = I2S_BT_INSTANCE;
306 return da7219_clk_enable(substream);
307}
308
309static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
322 l: &constraints_channels);
323 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
324 l: &constraints_rates);
325
326 machine->cap_i2s_instance = I2S_BT_INSTANCE;
327 return da7219_clk_enable(substream);
328}
329
330static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
343 l: &constraints_channels);
344 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
345 l: &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
352static void cz_da7219_shutdown(struct snd_pcm_substream *substream)
353{
354 da7219_clk_disable();
355}
356
357static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
370 l: &constraints_channels);
371 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
372 l: &constraints_rates);
373
374 machine->play_i2s_instance = I2S_SP_INSTANCE;
375 return rt5682_clk_enable(substream);
376}
377
378static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
391 l: &constraints_channels);
392 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
393 l: &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
400static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
413 l: &constraints_channels);
414 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
415 l: &constraints_rates);
416
417 machine->play_i2s_instance = I2S_BT_INSTANCE;
418 return rt5682_clk_enable(substream);
419}
420
421static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
434 l: &constraints_channels);
435 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
436 l: &constraints_rates);
437
438 machine->cap_i2s_instance = I2S_BT_INSTANCE;
439 return rt5682_clk_enable(substream);
440}
441
442static 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 = snd_soc_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, cond: 0, SNDRV_PCM_HW_PARAM_CHANNELS,
455 l: &constraints_channels);
456 snd_pcm_hw_constraint_list(runtime, cond: 0, SNDRV_PCM_HW_PARAM_RATE,
457 l: &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
464static void cz_rt5682_shutdown(struct snd_pcm_substream *substream)
465{
466 rt5682_clk_disable();
467}
468
469static const struct snd_soc_ops cz_da7219_play_ops = {
470 .startup = cz_da7219_play_startup,
471 .shutdown = cz_da7219_shutdown,
472};
473
474static const struct snd_soc_ops cz_da7219_cap_ops = {
475 .startup = cz_da7219_cap_startup,
476 .shutdown = cz_da7219_shutdown,
477};
478
479static const struct snd_soc_ops cz_max_play_ops = {
480 .startup = cz_max_startup,
481 .shutdown = cz_da7219_shutdown,
482};
483
484static const struct snd_soc_ops cz_dmic0_cap_ops = {
485 .startup = cz_dmic0_startup,
486 .shutdown = cz_da7219_shutdown,
487};
488
489static const struct snd_soc_ops cz_dmic1_cap_ops = {
490 .startup = cz_dmic1_startup,
491 .shutdown = cz_da7219_shutdown,
492};
493
494static const struct snd_soc_ops cz_rt5682_play_ops = {
495 .startup = cz_rt5682_play_startup,
496 .shutdown = cz_rt5682_shutdown,
497};
498
499static const struct snd_soc_ops cz_rt5682_cap_ops = {
500 .startup = cz_rt5682_cap_startup,
501 .shutdown = cz_rt5682_shutdown,
502};
503
504static const struct snd_soc_ops cz_rt5682_max_play_ops = {
505 .startup = cz_rt5682_max_startup,
506 .shutdown = cz_rt5682_shutdown,
507};
508
509static const struct snd_soc_ops cz_rt5682_dmic0_cap_ops = {
510 .startup = cz_rt5682_dmic0_startup,
511 .shutdown = cz_rt5682_shutdown,
512};
513
514static const struct snd_soc_ops cz_rt5682_dmic1_cap_ops = {
515 .startup = cz_rt5682_dmic1_startup,
516 .shutdown = cz_rt5682_shutdown,
517};
518
519SND_SOC_DAILINK_DEF(designware1,
520 DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto")));
521SND_SOC_DAILINK_DEF(designware2,
522 DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto")));
523SND_SOC_DAILINK_DEF(designware3,
524 DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.3.auto")));
525
526SND_SOC_DAILINK_DEF(dlgs,
527 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", "da7219-hifi")));
528SND_SOC_DAILINK_DEF(rt5682,
529 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
530SND_SOC_DAILINK_DEF(mx,
531 DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
532SND_SOC_DAILINK_DEF(adau,
533 DAILINK_COMP_ARRAY(COMP_CODEC("ADAU7002:00", "adau7002-hifi")));
534
535SND_SOC_DAILINK_DEF(platform,
536 DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.0.auto")));
537
538static 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
594static 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
650static 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
658static 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
666static 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
674static 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
682static 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
695static 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
707void *acp_soc_is_rltk_max(struct device *dev)
708{
709 const struct acpi_device_id *match;
710
711 match = acpi_match_device(ids: dev->driver->acpi_match_table, dev);
712 if (!match)
713 return NULL;
714 return (void *)match->driver_data;
715}
716
717static 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
724static 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
732static struct regulator_config acp_da7219_cfg = {
733 .init_data = &acp_da7219_data,
734};
735
736static struct regulator_ops acp_da7219_ops = {
737};
738
739static 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
748static 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(dev: &pdev->dev, regulator_desc: &acp_da7219_desc,
762 config: &acp_da7219_cfg);
763 if (IS_ERR(ptr: 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(dev: &pdev->dev, size: sizeof(struct acp_platform_info),
771 GFP_KERNEL);
772 if (!machine)
773 return -ENOMEM;
774 card->dev = &pdev->dev;
775 platform_set_drvdata(pdev, data: card);
776 snd_soc_card_set_drvdata(card, data: machine);
777 ret = devm_snd_soc_register_card(dev: &pdev->dev, card);
778 if (ret) {
779 return dev_err_probe(dev: &pdev->dev, err: ret,
780 fmt: "devm_snd_soc_register_card(%s) failed\n",
781 card->name);
782 }
783 acp_bt_uart_enable = !device_property_read_bool(dev: &pdev->dev,
784 propname: "bt-pad-enable");
785 return 0;
786}
787
788#ifdef CONFIG_ACPI
789static const struct acpi_device_id cz_audio_acpi_match[] = {
790 { "AMD7219", (unsigned long)&cz_card },
791 { "AMDI5682", (unsigned long)&cz_rt5682_card},
792 {},
793};
794MODULE_DEVICE_TABLE(acpi, cz_audio_acpi_match);
795#endif
796
797static 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
806module_platform_driver(cz_pcm_driver);
807
808MODULE_AUTHOR("akshu.agrawal@amd.com");
809MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
810MODULE_DESCRIPTION("DA7219, RT5682 & MAX98357A audio support");
811MODULE_LICENSE("GPL v2");
812

source code of linux/sound/soc/amd/acp-da7219-max98357a.c