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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
30static struct snd_soc_jack pco_jack;
31static struct clk *rt5682_dai_wclk;
32static struct clk *rt5682_dai_bclk;
33static struct gpio_desc *dmic_sel;
34void *soc_is_rltk_max(struct device *dev);
35
36enum {
37 RT5682 = 0,
38 MAX,
39 EC,
40};
41
42static int acp3x_5682_init(struct snd_soc_pcm_runtime *rtd)
43{
44 int ret;
45 struct snd_soc_card *card = rtd->card;
46 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
47 struct snd_soc_component *component = codec_dai->component;
48
49 dev_info(rtd->dev, "codec dai name = %s\n", codec_dai->name);
50
51
52 ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
53 | SND_SOC_DAIFMT_NB_NF
54 | SND_SOC_DAIFMT_CBM_CFM);
55 if (ret < 0) {
56 dev_err(rtd->card->dev,
57 "Failed to set rt5682 dai fmt: %d\n", ret);
58 return ret;
59 }
60
61
62 ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
63 PCO_PLAT_CLK, RT5682_PLL_FREQ);
64 if (ret < 0) {
65 dev_err(rtd->dev, "can't set rt5682 PLL: %d\n", ret);
66 return ret;
67 }
68
69
70 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
71 RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
72 if (ret < 0) {
73 dev_err(rtd->dev,
74 "Failed to set rt5682 SYSCLK: %d\n", ret);
75 return ret;
76 }
77
78
79 ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
80 if (ret < 0) {
81 dev_err(rtd->dev,
82 "Failed to set rt5682 tdm bclk ratio: %d\n", ret);
83 return ret;
84 }
85
86 rt5682_dai_wclk = clk_get(component->dev, "rt5682-dai-wclk");
87 rt5682_dai_bclk = clk_get(component->dev, "rt5682-dai-bclk");
88
89 ret = snd_soc_card_jack_new(card, "Headset Jack",
90 SND_JACK_HEADSET | SND_JACK_LINEOUT |
91 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
92 SND_JACK_BTN_2 | SND_JACK_BTN_3,
93 &pco_jack, NULL, 0);
94 if (ret) {
95 dev_err(card->dev, "HP jack creation failed %d\n", ret);
96 return ret;
97 }
98
99 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
100 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
101 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
102 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
103
104 ret = snd_soc_component_set_jack(component, &pco_jack, NULL);
105 if (ret) {
106 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
107 return ret;
108 }
109
110 return ret;
111}
112
113static int rt5682_clk_enable(struct snd_pcm_substream *substream)
114{
115 int ret = 0;
116 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
117
118
119 clk_set_rate(rt5682_dai_wclk, 48000);
120 clk_set_rate(rt5682_dai_bclk, 48000 * 64);
121 ret = clk_prepare_enable(rt5682_dai_wclk);
122 if (ret < 0) {
123 dev_err(rtd->dev, "can't enable wclk %d\n", ret);
124 return ret;
125 }
126
127 return ret;
128}
129
130static int acp3x_1015_hw_params(struct snd_pcm_substream *substream,
131 struct snd_pcm_hw_params *params)
132{
133 struct snd_soc_pcm_runtime *rtd = substream->private_data;
134 struct snd_soc_dai *codec_dai;
135 int srate, i, ret;
136
137 ret = 0;
138 srate = params_rate(params);
139
140 for_each_rtd_codec_dais(rtd, i, codec_dai) {
141 if (strcmp(codec_dai->name, "rt1015-aif"))
142 continue;
143 ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
144 if (ret < 0)
145 return ret;
146 ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
147 64 * srate, 256 * srate);
148 if (ret < 0)
149 return ret;
150 ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
151 256 * srate, SND_SOC_CLOCK_IN);
152 if (ret < 0)
153 return ret;
154 }
155 return ret;
156}
157
158static void rt5682_clk_disable(void)
159{
160 clk_disable_unprepare(rt5682_dai_wclk);
161}
162
163static const unsigned int channels[] = {
164 DUAL_CHANNEL,
165};
166
167static const unsigned int rates[] = {
168 48000,
169};
170
171static const struct snd_pcm_hw_constraint_list constraints_rates = {
172 .count = ARRAY_SIZE(rates),
173 .list = rates,
174 .mask = 0,
175};
176
177static const struct snd_pcm_hw_constraint_list constraints_channels = {
178 .count = ARRAY_SIZE(channels),
179 .list = channels,
180 .mask = 0,
181};
182
183static int acp3x_5682_startup(struct snd_pcm_substream *substream)
184{
185 struct snd_pcm_runtime *runtime = substream->runtime;
186 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
187 struct snd_soc_card *card = rtd->card;
188 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
189
190 machine->play_i2s_instance = I2S_SP_INSTANCE;
191 machine->cap_i2s_instance = I2S_SP_INSTANCE;
192
193 runtime->hw.channels_max = DUAL_CHANNEL;
194 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
195 &constraints_channels);
196 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
197 &constraints_rates);
198 return rt5682_clk_enable(substream);
199}
200
201static int acp3x_max_startup(struct snd_pcm_substream *substream)
202{
203 struct snd_pcm_runtime *runtime = substream->runtime;
204 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
205 struct snd_soc_card *card = rtd->card;
206 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
207
208 machine->play_i2s_instance = I2S_BT_INSTANCE;
209
210 runtime->hw.channels_max = DUAL_CHANNEL;
211 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
212 &constraints_channels);
213 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
214 &constraints_rates);
215 return rt5682_clk_enable(substream);
216}
217
218static int acp3x_ec_dmic0_startup(struct snd_pcm_substream *substream)
219{
220 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
221 struct snd_soc_card *card = rtd->card;
222 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
223 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
224
225 machine->cap_i2s_instance = I2S_BT_INSTANCE;
226 snd_soc_dai_set_bclk_ratio(codec_dai, 64);
227
228 return rt5682_clk_enable(substream);
229}
230
231static int dmic_switch;
232
233static int dmic_get(struct snd_kcontrol *kcontrol,
234 struct snd_ctl_elem_value *ucontrol)
235{
236 ucontrol->value.integer.value[0] = dmic_switch;
237 return 0;
238}
239
240static int dmic_set(struct snd_kcontrol *kcontrol,
241 struct snd_ctl_elem_value *ucontrol)
242{
243 if (dmic_sel) {
244 dmic_switch = ucontrol->value.integer.value[0];
245 gpiod_set_value(dmic_sel, dmic_switch);
246 }
247 return 0;
248}
249
250static void rt5682_shutdown(struct snd_pcm_substream *substream)
251{
252 rt5682_clk_disable();
253}
254
255static const struct snd_soc_ops acp3x_5682_ops = {
256 .startup = acp3x_5682_startup,
257 .shutdown = rt5682_shutdown,
258};
259
260static const struct snd_soc_ops acp3x_max_play_ops = {
261 .startup = acp3x_max_startup,
262 .shutdown = rt5682_shutdown,
263 .hw_params = acp3x_1015_hw_params,
264};
265
266static const struct snd_soc_ops acp3x_ec_cap0_ops = {
267 .startup = acp3x_ec_dmic0_startup,
268 .shutdown = rt5682_shutdown,
269};
270
271SND_SOC_DAILINK_DEF(acp3x_i2s,
272 DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.0")));
273SND_SOC_DAILINK_DEF(acp3x_bt,
274 DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.2")));
275
276SND_SOC_DAILINK_DEF(rt5682,
277 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
278SND_SOC_DAILINK_DEF(max,
279 DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
280SND_SOC_DAILINK_DEF(rt1015,
281 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1015:00", "rt1015-aif"),
282 COMP_CODEC("i2c-10EC1015:01", "rt1015-aif")));
283SND_SOC_DAILINK_DEF(cros_ec,
284 DAILINK_COMP_ARRAY(COMP_CODEC("GOOG0013:00", "EC Codec I2S RX")));
285
286SND_SOC_DAILINK_DEF(platform,
287 DAILINK_COMP_ARRAY(COMP_PLATFORM("acp3x_rv_i2s_dma.0")));
288
289static struct snd_soc_codec_conf rt1015_conf[] = {
290 {
291 .dlc = COMP_CODEC_CONF("i2c-10EC1015:00"),
292 .name_prefix = "Left",
293 },
294 {
295 .dlc = COMP_CODEC_CONF("i2c-10EC1015:01"),
296 .name_prefix = "Right",
297 },
298};
299
300static struct snd_soc_dai_link acp3x_dai[] = {
301 [RT5682] = {
302 .name = "acp3x-5682-play",
303 .stream_name = "Playback",
304 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
305 | SND_SOC_DAIFMT_CBM_CFM,
306 .init = acp3x_5682_init,
307 .dpcm_playback = 1,
308 .dpcm_capture = 1,
309 .ops = &acp3x_5682_ops,
310 SND_SOC_DAILINK_REG(acp3x_i2s, rt5682, platform),
311 },
312 [MAX] = {
313 .name = "acp3x-max98357-play",
314 .stream_name = "HiFi Playback",
315 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
316 | SND_SOC_DAIFMT_CBS_CFS,
317 .dpcm_playback = 1,
318 .ops = &acp3x_max_play_ops,
319 .cpus = acp3x_bt,
320 .num_cpus = ARRAY_SIZE(acp3x_bt),
321 .platforms = platform,
322 .num_platforms = ARRAY_SIZE(platform),
323 },
324 [EC] = {
325 .name = "acp3x-ec-dmic0-capture",
326 .stream_name = "Capture DMIC0",
327 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
328 | SND_SOC_DAIFMT_CBS_CFS,
329 .dpcm_capture = 1,
330 .ops = &acp3x_ec_cap0_ops,
331 SND_SOC_DAILINK_REG(acp3x_bt, cros_ec, platform),
332 },
333};
334
335static const char * const dmic_mux_text[] = {
336 "Front Mic",
337 "Rear Mic",
338};
339
340static SOC_ENUM_SINGLE_DECL(
341 acp3x_dmic_enum, SND_SOC_NOPM, 0, dmic_mux_text);
342
343static const struct snd_kcontrol_new acp3x_dmic_mux_control =
344 SOC_DAPM_ENUM_EXT("DMIC Select Mux", acp3x_dmic_enum,
345 dmic_get, dmic_set);
346
347static const struct snd_soc_dapm_widget acp3x_5682_widgets[] = {
348 SND_SOC_DAPM_HP("Headphone Jack", NULL),
349 SND_SOC_DAPM_SPK("Spk", NULL),
350 SND_SOC_DAPM_MIC("Headset Mic", NULL),
351 SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
352 &acp3x_dmic_mux_control),
353};
354
355static const struct snd_soc_dapm_route acp3x_5682_audio_route[] = {
356 {"Headphone Jack", NULL, "HPOL"},
357 {"Headphone Jack", NULL, "HPOR"},
358 {"IN1P", NULL, "Headset Mic"},
359 {"Spk", NULL, "Speaker"},
360 {"Dmic Mux", "Front Mic", "DMIC"},
361 {"Dmic Mux", "Rear Mic", "DMIC"},
362};
363
364static const struct snd_kcontrol_new acp3x_5682_mc_controls[] = {
365 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
366 SOC_DAPM_PIN_SWITCH("Spk"),
367 SOC_DAPM_PIN_SWITCH("Headset Mic"),
368};
369
370static struct snd_soc_card acp3x_5682 = {
371 .name = "acp3xalc5682m98357",
372 .owner = THIS_MODULE,
373 .dai_link = acp3x_dai,
374 .num_links = ARRAY_SIZE(acp3x_dai),
375 .dapm_widgets = acp3x_5682_widgets,
376 .num_dapm_widgets = ARRAY_SIZE(acp3x_5682_widgets),
377 .dapm_routes = acp3x_5682_audio_route,
378 .num_dapm_routes = ARRAY_SIZE(acp3x_5682_audio_route),
379 .controls = acp3x_5682_mc_controls,
380 .num_controls = ARRAY_SIZE(acp3x_5682_mc_controls),
381};
382
383static const struct snd_soc_dapm_widget acp3x_1015_widgets[] = {
384 SND_SOC_DAPM_HP("Headphone Jack", NULL),
385 SND_SOC_DAPM_MIC("Headset Mic", NULL),
386 SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
387 &acp3x_dmic_mux_control),
388 SND_SOC_DAPM_SPK("Left Spk", NULL),
389 SND_SOC_DAPM_SPK("Right Spk", NULL),
390};
391
392static const struct snd_soc_dapm_route acp3x_1015_route[] = {
393 {"Headphone Jack", NULL, "HPOL"},
394 {"Headphone Jack", NULL, "HPOR"},
395 {"IN1P", NULL, "Headset Mic"},
396 {"Dmic Mux", "Front Mic", "DMIC"},
397 {"Dmic Mux", "Rear Mic", "DMIC"},
398 {"Left Spk", NULL, "Left SPO"},
399 {"Right Spk", NULL, "Right SPO"},
400};
401
402static const struct snd_kcontrol_new acp3x_mc_1015_controls[] = {
403 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
404 SOC_DAPM_PIN_SWITCH("Headset Mic"),
405 SOC_DAPM_PIN_SWITCH("Left Spk"),
406 SOC_DAPM_PIN_SWITCH("Right Spk"),
407};
408
409static struct snd_soc_card acp3x_1015 = {
410 .name = "acp3xalc56821015",
411 .owner = THIS_MODULE,
412 .dai_link = acp3x_dai,
413 .num_links = ARRAY_SIZE(acp3x_dai),
414 .dapm_widgets = acp3x_1015_widgets,
415 .num_dapm_widgets = ARRAY_SIZE(acp3x_1015_widgets),
416 .dapm_routes = acp3x_1015_route,
417 .num_dapm_routes = ARRAY_SIZE(acp3x_1015_route),
418 .codec_conf = rt1015_conf,
419 .num_configs = ARRAY_SIZE(rt1015_conf),
420 .controls = acp3x_mc_1015_controls,
421 .num_controls = ARRAY_SIZE(acp3x_mc_1015_controls),
422};
423
424void *soc_is_rltk_max(struct device *dev)
425{
426 const struct acpi_device_id *match;
427
428 match = acpi_match_device(dev->driver->acpi_match_table, dev);
429 if (!match)
430 return NULL;
431 return (void *)match->driver_data;
432}
433
434static void card_spk_dai_link_present(struct snd_soc_dai_link *links,
435 const char *card_name)
436{
437 if (!strcmp(card_name, "acp3xalc56821015")) {
438 links[1].codecs = rt1015;
439 links[1].num_codecs = ARRAY_SIZE(rt1015);
440 } else {
441 links[1].codecs = max;
442 links[1].num_codecs = ARRAY_SIZE(max);
443 }
444}
445
446static int acp3x_probe(struct platform_device *pdev)
447{
448 int ret;
449 struct snd_soc_card *card;
450 struct acp3x_platform_info *machine;
451 struct device *dev = &pdev->dev;
452
453 card = (struct snd_soc_card *)soc_is_rltk_max(dev);
454 if (!card)
455 return -ENODEV;
456
457 machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL);
458 if (!machine)
459 return -ENOMEM;
460
461 card_spk_dai_link_present(card->dai_link, card->name);
462 card->dev = &pdev->dev;
463 platform_set_drvdata(pdev, card);
464 snd_soc_card_set_drvdata(card, machine);
465
466 dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW);
467 if (IS_ERR(dmic_sel)) {
468 dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n",
469 PTR_ERR(dmic_sel));
470 return PTR_ERR(dmic_sel);
471 }
472
473 ret = devm_snd_soc_register_card(&pdev->dev, card);
474 if (ret) {
475 if (ret != -EPROBE_DEFER)
476 dev_err(&pdev->dev,
477 "devm_snd_soc_register_card(%s) failed: %d\n",
478 card->name, ret);
479 else
480 dev_dbg(&pdev->dev,
481 "devm_snd_soc_register_card(%s) probe deferred: %d\n",
482 card->name, ret);
483 }
484
485 return ret;
486}
487
488static const struct acpi_device_id acp3x_audio_acpi_match[] = {
489 { "AMDI5682", (unsigned long)&acp3x_5682},
490 { "AMDI1015", (unsigned long)&acp3x_1015},
491 {},
492};
493MODULE_DEVICE_TABLE(acpi, acp3x_audio_acpi_match);
494
495static struct platform_driver acp3x_audio = {
496 .driver = {
497 .name = "acp3x-alc5682-max98357",
498 .acpi_match_table = ACPI_PTR(acp3x_audio_acpi_match),
499 .pm = &snd_soc_pm_ops,
500 },
501 .probe = acp3x_probe,
502};
503
504module_platform_driver(acp3x_audio);
505
506MODULE_AUTHOR("akshu.agrawal@amd.com");
507MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com");
508MODULE_DESCRIPTION("ALC5682 ALC1015 & MAX98357 audio support");
509MODULE_LICENSE("GPL v2");
510