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20#include <linux/init.h>
21#include <linux/module.h>
22#include <linux/moduleparam.h>
23#include <linux/platform_device.h>
24#include <linux/acpi.h>
25#include <linux/device.h>
26#include <linux/dmi.h>
27#include <linux/slab.h>
28#include <asm/cpu_device_id.h>
29#include <asm/platform_sst_audio.h>
30#include <linux/clk.h>
31#include <sound/pcm.h>
32#include <sound/pcm_params.h>
33#include <sound/soc.h>
34#include <sound/jack.h>
35#include "../../codecs/rt5640.h"
36#include "../atom/sst-atom-controls.h"
37#include "../common/sst-acpi.h"
38#include "../common/sst-dsp.h"
39
40enum {
41 BYT_RT5640_DMIC1_MAP,
42 BYT_RT5640_DMIC2_MAP,
43 BYT_RT5640_IN1_MAP,
44 BYT_RT5640_IN3_MAP,
45};
46
47#define BYT_RT5640_MAP(quirk) ((quirk) & 0xff)
48#define BYT_RT5640_DMIC_EN BIT(16)
49#define BYT_RT5640_MONO_SPEAKER BIT(17)
50#define BYT_RT5640_DIFF_MIC BIT(18)
51#define BYT_RT5640_SSP2_AIF2 BIT(19)
52#define BYT_RT5640_SSP0_AIF1 BIT(20)
53#define BYT_RT5640_SSP0_AIF2 BIT(21)
54#define BYT_RT5640_MCLK_EN BIT(22)
55#define BYT_RT5640_MCLK_25MHZ BIT(23)
56
57struct byt_rt5640_private {
58 struct clk *mclk;
59};
60static bool is_bytcr;
61
62static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN;
63static unsigned int quirk_override;
64module_param_named(quirk, quirk_override, uint, 0444);
65MODULE_PARM_DESC(quirk, "Board-specific quirk override");
66
67static void log_quirks(struct device *dev)
68{
69 int map;
70 bool has_dmic = false;
71 bool has_mclk = false;
72 bool has_ssp0 = false;
73 bool has_ssp0_aif1 = false;
74 bool has_ssp0_aif2 = false;
75 bool has_ssp2_aif2 = false;
76
77 map = BYT_RT5640_MAP(byt_rt5640_quirk);
78 switch (map) {
79 case BYT_RT5640_DMIC1_MAP:
80 dev_info(dev, "quirk DMIC1_MAP enabled\n");
81 has_dmic = true;
82 break;
83 case BYT_RT5640_DMIC2_MAP:
84 dev_info(dev, "quirk DMIC2_MAP enabled\n");
85 has_dmic = true;
86 break;
87 case BYT_RT5640_IN1_MAP:
88 dev_info(dev, "quirk IN1_MAP enabled\n");
89 break;
90 case BYT_RT5640_IN3_MAP:
91 dev_info(dev, "quirk IN3_MAP enabled\n");
92 break;
93 default:
94 dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map);
95 break;
96 }
97 if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) {
98 if (has_dmic)
99 dev_info(dev, "quirk DMIC enabled\n");
100 else
101 dev_err(dev, "quirk DMIC enabled but no DMIC input set, will be ignored\n");
102 }
103 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER)
104 dev_info(dev, "quirk MONO_SPEAKER enabled\n");
105 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) {
106 if (!has_dmic)
107 dev_info(dev, "quirk DIFF_MIC enabled\n");
108 else
109 dev_info(dev, "quirk DIFF_MIC enabled but DMIC input selected, will be ignored\n");
110 }
111 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
112 dev_info(dev, "quirk SSP0_AIF1 enabled\n");
113 has_ssp0 = true;
114 has_ssp0_aif1 = true;
115 }
116 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
117 dev_info(dev, "quirk SSP0_AIF2 enabled\n");
118 has_ssp0 = true;
119 has_ssp0_aif2 = true;
120 }
121 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
122 dev_info(dev, "quirk SSP2_AIF2 enabled\n");
123 has_ssp2_aif2 = true;
124 }
125 if (is_bytcr && !has_ssp0)
126 dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n");
127 if (has_ssp0_aif1 && has_ssp0_aif2)
128 dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n");
129 if (has_ssp0 && has_ssp2_aif2)
130 dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n");
131
132 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
133 dev_info(dev, "quirk MCLK_EN enabled\n");
134 has_mclk = true;
135 }
136 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
137 if (has_mclk)
138 dev_info(dev, "quirk MCLK_25MHZ enabled\n");
139 else
140 dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n");
141 }
142}
143
144
145#define BYT_CODEC_DAI1 "rt5640-aif1"
146#define BYT_CODEC_DAI2 "rt5640-aif2"
147
148static inline struct snd_soc_dai *byt_get_codec_dai(struct snd_soc_card *card)
149{
150 struct snd_soc_pcm_runtime *rtd;
151
152 list_for_each_entry(rtd, &card->rtd_list, list) {
153 if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI1,
154 strlen(BYT_CODEC_DAI1)))
155 return rtd->codec_dai;
156 if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI2,
157 strlen(BYT_CODEC_DAI2)))
158 return rtd->codec_dai;
159
160 }
161 return NULL;
162}
163
164static int platform_clock_control(struct snd_soc_dapm_widget *w,
165 struct snd_kcontrol *k, int event)
166{
167 struct snd_soc_dapm_context *dapm = w->dapm;
168 struct snd_soc_card *card = dapm->card;
169 struct snd_soc_dai *codec_dai;
170 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
171 int ret;
172
173 codec_dai = byt_get_codec_dai(card);
174 if (!codec_dai) {
175 dev_err(card->dev,
176 "Codec dai not found; Unable to set platform clock\n");
177 return -EIO;
178 }
179
180 if (SND_SOC_DAPM_EVENT_ON(event)) {
181 if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) {
182 ret = clk_prepare_enable(priv->mclk);
183 if (ret < 0) {
184 dev_err(card->dev,
185 "could not configure MCLK state\n");
186 return ret;
187 }
188 }
189 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
190 48000 * 512,
191 SND_SOC_CLOCK_IN);
192 } else {
193
194
195
196
197
198 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK,
199 48000 * 512,
200 SND_SOC_CLOCK_IN);
201 if (!ret) {
202 if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk)
203 clk_disable_unprepare(priv->mclk);
204 }
205 }
206
207 if (ret < 0) {
208 dev_err(card->dev, "can't set codec sysclk: %d\n", ret);
209 return ret;
210 }
211
212 return 0;
213}
214
215static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
216 SND_SOC_DAPM_HP("Headphone", NULL),
217 SND_SOC_DAPM_MIC("Headset Mic", NULL),
218 SND_SOC_DAPM_MIC("Internal Mic", NULL),
219 SND_SOC_DAPM_SPK("Speaker", NULL),
220 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
221 platform_clock_control, SND_SOC_DAPM_PRE_PMU |
222 SND_SOC_DAPM_POST_PMD),
223
224};
225
226static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
227 {"Headphone", NULL, "Platform Clock"},
228 {"Headset Mic", NULL, "Platform Clock"},
229 {"Internal Mic", NULL, "Platform Clock"},
230 {"Speaker", NULL, "Platform Clock"},
231
232 {"Headset Mic", NULL, "MICBIAS1"},
233 {"IN2P", NULL, "Headset Mic"},
234 {"Headphone", NULL, "HPOL"},
235 {"Headphone", NULL, "HPOR"},
236};
237
238static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
239 {"DMIC1", NULL, "Internal Mic"},
240};
241
242static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
243 {"DMIC2", NULL, "Internal Mic"},
244};
245
246static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
247 {"Internal Mic", NULL, "MICBIAS1"},
248 {"IN1P", NULL, "Internal Mic"},
249};
250
251static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = {
252 {"Internal Mic", NULL, "MICBIAS1"},
253 {"IN3P", NULL, "Internal Mic"},
254};
255
256static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = {
257 {"ssp2 Tx", NULL, "codec_out0"},
258 {"ssp2 Tx", NULL, "codec_out1"},
259 {"codec_in0", NULL, "ssp2 Rx"},
260 {"codec_in1", NULL, "ssp2 Rx"},
261
262 {"AIF1 Playback", NULL, "ssp2 Tx"},
263 {"ssp2 Rx", NULL, "AIF1 Capture"},
264};
265
266static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = {
267 {"ssp2 Tx", NULL, "codec_out0"},
268 {"ssp2 Tx", NULL, "codec_out1"},
269 {"codec_in0", NULL, "ssp2 Rx"},
270 {"codec_in1", NULL, "ssp2 Rx"},
271
272 {"AIF2 Playback", NULL, "ssp2 Tx"},
273 {"ssp2 Rx", NULL, "AIF2 Capture"},
274};
275
276static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = {
277 {"ssp0 Tx", NULL, "modem_out"},
278 {"modem_in", NULL, "ssp0 Rx"},
279
280 {"AIF1 Playback", NULL, "ssp0 Tx"},
281 {"ssp0 Rx", NULL, "AIF1 Capture"},
282};
283
284static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = {
285 {"ssp0 Tx", NULL, "modem_out"},
286 {"modem_in", NULL, "ssp0 Rx"},
287
288 {"AIF2 Playback", NULL, "ssp0 Tx"},
289 {"ssp0 Rx", NULL, "AIF2 Capture"},
290};
291
292static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = {
293 {"Speaker", NULL, "SPOLP"},
294 {"Speaker", NULL, "SPOLN"},
295 {"Speaker", NULL, "SPORP"},
296 {"Speaker", NULL, "SPORN"},
297};
298
299static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = {
300 {"Speaker", NULL, "SPOLP"},
301 {"Speaker", NULL, "SPOLN"},
302};
303
304static const struct snd_kcontrol_new byt_rt5640_controls[] = {
305 SOC_DAPM_PIN_SWITCH("Headphone"),
306 SOC_DAPM_PIN_SWITCH("Headset Mic"),
307 SOC_DAPM_PIN_SWITCH("Internal Mic"),
308 SOC_DAPM_PIN_SWITCH("Speaker"),
309};
310
311static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
312 struct snd_pcm_hw_params *params)
313{
314 struct snd_soc_pcm_runtime *rtd = substream->private_data;
315 struct snd_soc_dai *codec_dai = rtd->codec_dai;
316 int ret;
317
318 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
319 params_rate(params) * 512,
320 SND_SOC_CLOCK_IN);
321
322 if (ret < 0) {
323 dev_err(rtd->dev, "can't set codec clock %d\n", ret);
324 return ret;
325 }
326
327 if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) {
328
329 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
330 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
331
332
333 ret = snd_soc_dai_set_pll(codec_dai, 0,
334 RT5640_PLL1_S_BCLK1,
335 params_rate(params) * 32,
336 params_rate(params) * 512);
337 } else {
338
339 ret = snd_soc_dai_set_pll(codec_dai, 0,
340 RT5640_PLL1_S_BCLK1,
341 params_rate(params) * 50,
342 params_rate(params) * 512);
343 }
344 } else {
345 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
346 ret = snd_soc_dai_set_pll(codec_dai, 0,
347 RT5640_PLL1_S_MCLK,
348 25000000,
349 params_rate(params) * 512);
350 } else {
351 ret = snd_soc_dai_set_pll(codec_dai, 0,
352 RT5640_PLL1_S_MCLK,
353 19200000,
354 params_rate(params) * 512);
355 }
356 }
357
358 if (ret < 0) {
359 dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
360 return ret;
361 }
362
363 return 0;
364}
365
366static int byt_rt5640_quirk_cb(const struct dmi_system_id *id)
367{
368 byt_rt5640_quirk = (unsigned long)id->driver_data;
369 return 1;
370}
371
372static const struct dmi_system_id byt_rt5640_quirk_table[] = {
373 {
374 .callback = byt_rt5640_quirk_cb,
375 .matches = {
376 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
377 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
378 },
379 .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP |
380 BYT_RT5640_MCLK_EN),
381 },
382 {
383 .callback = byt_rt5640_quirk_cb,
384 .matches = {
385 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
386 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"),
387 },
388 .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP |
389 BYT_RT5640_MONO_SPEAKER |
390 BYT_RT5640_DIFF_MIC |
391 BYT_RT5640_SSP0_AIF2 |
392 BYT_RT5640_MCLK_EN
393 ),
394 },
395 {
396 .callback = byt_rt5640_quirk_cb,
397 .matches = {
398 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "DellInc."),
399 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
400 },
401 .driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP |
402 BYT_RT5640_DMIC_EN |
403 BYT_RT5640_MCLK_EN),
404 },
405 {
406 .callback = byt_rt5640_quirk_cb,
407 .matches = {
408 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
409 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"),
410 },
411 .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP |
412 BYT_RT5640_MCLK_EN),
413 },
414 {
415 .callback = byt_rt5640_quirk_cb,
416 .matches = {
417 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"),
418 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"),
419 },
420 .driver_data = (unsigned long *)(BYT_RT5640_DMIC1_MAP |
421 BYT_RT5640_DMIC_EN),
422 },
423 {
424 .callback = byt_rt5640_quirk_cb,
425 .matches = {
426 DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
427 DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
428 },
429 .driver_data = (unsigned long *)(BYT_RT5640_IN3_MAP |
430 BYT_RT5640_MCLK_EN |
431 BYT_RT5640_SSP0_AIF1),
432 },
433 {
434 .callback = byt_rt5640_quirk_cb,
435 .matches = {
436 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
437 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
438 },
439 .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP |
440 BYT_RT5640_MCLK_EN |
441 BYT_RT5640_SSP0_AIF1),
442
443 },
444 {
445 .callback = byt_rt5640_quirk_cb,
446 .matches = {
447 DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
448 },
449 .driver_data = (unsigned long *)(BYT_RT5640_IN3_MAP |
450 BYT_RT5640_MCLK_EN |
451 BYT_RT5640_SSP0_AIF1),
452
453 },
454 {}
455};
456
457static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
458{
459 int ret;
460 struct snd_soc_codec *codec = runtime->codec;
461 struct snd_soc_card *card = runtime->card;
462 const struct snd_soc_dapm_route *custom_map;
463 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
464 int num_routes;
465
466 card->dapm.idle_bias_off = true;
467
468 rt5640_sel_asrc_clk_src(codec,
469 RT5640_DA_STEREO_FILTER |
470 RT5640_DA_MONO_L_FILTER |
471 RT5640_DA_MONO_R_FILTER |
472 RT5640_AD_STEREO_FILTER |
473 RT5640_AD_MONO_L_FILTER |
474 RT5640_AD_MONO_R_FILTER,
475 RT5640_CLK_SEL_ASRC);
476
477 ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
478 ARRAY_SIZE(byt_rt5640_controls));
479 if (ret) {
480 dev_err(card->dev, "unable to add card controls\n");
481 return ret;
482 }
483
484 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
485 case BYT_RT5640_IN1_MAP:
486 custom_map = byt_rt5640_intmic_in1_map;
487 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
488 break;
489 case BYT_RT5640_IN3_MAP:
490 custom_map = byt_rt5640_intmic_in3_map;
491 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map);
492 break;
493 case BYT_RT5640_DMIC2_MAP:
494 custom_map = byt_rt5640_intmic_dmic2_map;
495 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
496 break;
497 default:
498 custom_map = byt_rt5640_intmic_dmic1_map;
499 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
500 }
501
502 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
503 if (ret)
504 return ret;
505
506 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
507 ret = snd_soc_dapm_add_routes(&card->dapm,
508 byt_rt5640_ssp2_aif2_map,
509 ARRAY_SIZE(byt_rt5640_ssp2_aif2_map));
510 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
511 ret = snd_soc_dapm_add_routes(&card->dapm,
512 byt_rt5640_ssp0_aif1_map,
513 ARRAY_SIZE(byt_rt5640_ssp0_aif1_map));
514 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
515 ret = snd_soc_dapm_add_routes(&card->dapm,
516 byt_rt5640_ssp0_aif2_map,
517 ARRAY_SIZE(byt_rt5640_ssp0_aif2_map));
518 } else {
519 ret = snd_soc_dapm_add_routes(&card->dapm,
520 byt_rt5640_ssp2_aif1_map,
521 ARRAY_SIZE(byt_rt5640_ssp2_aif1_map));
522 }
523 if (ret)
524 return ret;
525
526 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) {
527 ret = snd_soc_dapm_add_routes(&card->dapm,
528 byt_rt5640_mono_spk_map,
529 ARRAY_SIZE(byt_rt5640_mono_spk_map));
530 } else {
531 ret = snd_soc_dapm_add_routes(&card->dapm,
532 byt_rt5640_stereo_spk_map,
533 ARRAY_SIZE(byt_rt5640_stereo_spk_map));
534 }
535 if (ret)
536 return ret;
537
538 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) {
539 snd_soc_update_bits(codec, RT5640_IN1_IN2, RT5640_IN_DF1,
540 RT5640_IN_DF1);
541 }
542
543 if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) {
544 ret = rt5640_dmic_enable(codec, 0, 0);
545 if (ret)
546 return ret;
547 }
548
549 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone");
550 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker");
551
552 if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) {
553
554
555
556
557
558
559
560
561
562
563 ret = clk_prepare_enable(priv->mclk);
564 if (!ret)
565 clk_disable_unprepare(priv->mclk);
566
567 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ)
568 ret = clk_set_rate(priv->mclk, 25000000);
569 else
570 ret = clk_set_rate(priv->mclk, 19200000);
571
572 if (ret)
573 dev_err(card->dev, "unable to set MCLK rate\n");
574 }
575
576 return ret;
577}
578
579static const struct snd_soc_pcm_stream byt_rt5640_dai_params = {
580 .formats = SNDRV_PCM_FMTBIT_S24_LE,
581 .rate_min = 48000,
582 .rate_max = 48000,
583 .channels_min = 2,
584 .channels_max = 2,
585};
586
587static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd,
588 struct snd_pcm_hw_params *params)
589{
590 struct snd_interval *rate = hw_param_interval(params,
591 SNDRV_PCM_HW_PARAM_RATE);
592 struct snd_interval *channels = hw_param_interval(params,
593 SNDRV_PCM_HW_PARAM_CHANNELS);
594 int ret;
595
596
597 rate->min = rate->max = 48000;
598 channels->min = channels->max = 2;
599
600 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
601 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
602
603
604 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
605
606
607
608
609
610
611 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
612 SND_SOC_DAIFMT_I2S |
613 SND_SOC_DAIFMT_NB_NF |
614 SND_SOC_DAIFMT_CBS_CFS
615 );
616 if (ret < 0) {
617 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
618 return ret;
619 }
620
621 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
622 if (ret < 0) {
623 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
624 return ret;
625 }
626
627 } else {
628
629
630 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
631
632
633
634
635
636
637 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
638 SND_SOC_DAIFMT_I2S |
639 SND_SOC_DAIFMT_NB_NF |
640 SND_SOC_DAIFMT_CBS_CFS
641 );
642 if (ret < 0) {
643 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
644 return ret;
645 }
646
647 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
648 if (ret < 0) {
649 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
650 return ret;
651 }
652 }
653 return 0;
654}
655
656static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream)
657{
658 return snd_pcm_hw_constraint_single(substream->runtime,
659 SNDRV_PCM_HW_PARAM_RATE, 48000);
660}
661
662static const struct snd_soc_ops byt_rt5640_aif1_ops = {
663 .startup = byt_rt5640_aif1_startup,
664};
665
666static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = {
667 .hw_params = byt_rt5640_aif1_hw_params,
668};
669
670static struct snd_soc_dai_link byt_rt5640_dais[] = {
671 [MERR_DPCM_AUDIO] = {
672 .name = "Baytrail Audio Port",
673 .stream_name = "Baytrail Audio",
674 .cpu_dai_name = "media-cpu-dai",
675 .codec_dai_name = "snd-soc-dummy-dai",
676 .codec_name = "snd-soc-dummy",
677 .platform_name = "sst-mfld-platform",
678 .nonatomic = true,
679 .dynamic = 1,
680 .dpcm_playback = 1,
681 .dpcm_capture = 1,
682 .ops = &byt_rt5640_aif1_ops,
683 },
684 [MERR_DPCM_DEEP_BUFFER] = {
685 .name = "Deep-Buffer Audio Port",
686 .stream_name = "Deep-Buffer Audio",
687 .cpu_dai_name = "deepbuffer-cpu-dai",
688 .codec_dai_name = "snd-soc-dummy-dai",
689 .codec_name = "snd-soc-dummy",
690 .platform_name = "sst-mfld-platform",
691 .nonatomic = true,
692 .dynamic = 1,
693 .dpcm_playback = 1,
694 .ops = &byt_rt5640_aif1_ops,
695 },
696 [MERR_DPCM_COMPR] = {
697 .name = "Baytrail Compressed Port",
698 .stream_name = "Baytrail Compress",
699 .cpu_dai_name = "compress-cpu-dai",
700 .codec_dai_name = "snd-soc-dummy-dai",
701 .codec_name = "snd-soc-dummy",
702 .platform_name = "sst-mfld-platform",
703 },
704
705 {
706 .name = "SSP2-Codec",
707 .id = 1,
708 .cpu_dai_name = "ssp2-port",
709 .platform_name = "sst-mfld-platform",
710 .no_pcm = 1,
711 .codec_dai_name = "rt5640-aif1",
712 .codec_name = "i2c-10EC5640:00",
713 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
714 | SND_SOC_DAIFMT_CBS_CFS,
715 .be_hw_params_fixup = byt_rt5640_codec_fixup,
716 .ignore_suspend = 1,
717 .nonatomic = true,
718 .dpcm_playback = 1,
719 .dpcm_capture = 1,
720 .init = byt_rt5640_init,
721 .ops = &byt_rt5640_be_ssp2_ops,
722 },
723};
724
725
726static struct snd_soc_card byt_rt5640_card = {
727 .name = "bytcr-rt5640",
728 .owner = THIS_MODULE,
729 .dai_link = byt_rt5640_dais,
730 .num_links = ARRAY_SIZE(byt_rt5640_dais),
731 .dapm_widgets = byt_rt5640_widgets,
732 .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
733 .dapm_routes = byt_rt5640_audio_map,
734 .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
735 .fully_routed = true,
736};
737
738static char byt_rt5640_codec_name[16];
739static char byt_rt5640_codec_aif_name[12];
740static char byt_rt5640_cpu_dai_name[10];
741
742static bool is_valleyview(void)
743{
744 static const struct x86_cpu_id cpu_ids[] = {
745 { X86_VENDOR_INTEL, 6, 55 },
746 {}
747 };
748
749 if (!x86_match_cpu(cpu_ids))
750 return false;
751 return true;
752}
753
754struct acpi_chan_package {
755 u64 aif_value;
756 u64 mclock_value;
757};
758
759static int snd_byt_rt5640_mc_probe(struct platform_device *pdev)
760{
761 int ret_val = 0;
762 struct sst_acpi_mach *mach;
763 const char *i2c_name = NULL;
764 int i;
765 int dai_index;
766 struct byt_rt5640_private *priv;
767
768 is_bytcr = false;
769 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC);
770 if (!priv)
771 return -ENOMEM;
772
773
774 byt_rt5640_card.dev = &pdev->dev;
775 mach = byt_rt5640_card.dev->platform_data;
776 snd_soc_card_set_drvdata(&byt_rt5640_card, priv);
777
778
779 dai_index = MERR_DPCM_COMPR + 1;
780 for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) {
781 if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) {
782 dai_index = i;
783 break;
784 }
785 }
786
787
788 i2c_name = sst_acpi_find_name_from_hid(mach->id);
789 if (i2c_name != NULL) {
790 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name),
791 "%s%s", "i2c-", i2c_name);
792
793 byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name;
794 }
795
796
797
798
799
800 if (is_valleyview()) {
801 struct sst_platform_info *p_info = mach->pdata;
802 const struct sst_res_info *res_info = p_info->res_info;
803
804 if (res_info->acpi_ipc_irq_index == 0)
805 is_bytcr = true;
806 }
807
808 if (is_bytcr) {
809
810
811
812
813
814
815
816
817 struct acpi_chan_package chan_package;
818
819
820 struct acpi_buffer format = {sizeof("NN"), "NN"};
821 struct acpi_buffer state = {0, NULL};
822 struct sst_acpi_package_context pkg_ctx;
823 bool pkg_found = false;
824
825 state.length = sizeof(chan_package);
826 state.pointer = &chan_package;
827
828 pkg_ctx.name = "CHAN";
829 pkg_ctx.length = 2;
830 pkg_ctx.format = &format;
831 pkg_ctx.state = &state;
832 pkg_ctx.data_valid = false;
833
834 pkg_found = sst_acpi_find_package_from_hid(mach->id, &pkg_ctx);
835 if (pkg_found) {
836 if (chan_package.aif_value == 1) {
837 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n");
838 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1;
839 } else if (chan_package.aif_value == 2) {
840 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n");
841 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
842 } else {
843 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n");
844 pkg_found = false;
845 }
846 }
847
848 if (!pkg_found) {
849
850 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
851 }
852
853
854 byt_rt5640_quirk |= BYT_RT5640_IN1_MAP;
855 byt_rt5640_quirk |= BYT_RT5640_DIFF_MIC;
856 } else {
857 byt_rt5640_quirk |= (BYT_RT5640_DMIC1_MAP |
858 BYT_RT5640_DMIC_EN);
859 }
860
861
862 dmi_check_system(byt_rt5640_quirk_table);
863 if (quirk_override) {
864 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n",
865 (unsigned int)byt_rt5640_quirk, quirk_override);
866 byt_rt5640_quirk = quirk_override;
867 }
868 log_quirks(&pdev->dev);
869
870 if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) ||
871 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
872
873
874 snprintf(byt_rt5640_codec_aif_name,
875 sizeof(byt_rt5640_codec_aif_name),
876 "%s", "rt5640-aif2");
877
878 byt_rt5640_dais[dai_index].codec_dai_name =
879 byt_rt5640_codec_aif_name;
880 }
881
882 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
883 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
884
885
886 snprintf(byt_rt5640_cpu_dai_name,
887 sizeof(byt_rt5640_cpu_dai_name),
888 "%s", "ssp0-port");
889
890 byt_rt5640_dais[dai_index].cpu_dai_name =
891 byt_rt5640_cpu_dai_name;
892 }
893
894 if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && (is_valleyview())) {
895 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
896 if (IS_ERR(priv->mclk)) {
897 ret_val = PTR_ERR(priv->mclk);
898
899 dev_err(&pdev->dev,
900 "Failed to get MCLK from pmc_plt_clk_3: %d\n",
901 ret_val);
902
903
904
905
906
907
908 if (ret_val != -ENOENT)
909 return ret_val;
910 byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN;
911 }
912 }
913
914 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card);
915
916 if (ret_val) {
917 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n",
918 ret_val);
919 return ret_val;
920 }
921 platform_set_drvdata(pdev, &byt_rt5640_card);
922 return ret_val;
923}
924
925static struct platform_driver snd_byt_rt5640_mc_driver = {
926 .driver = {
927 .name = "bytcr_rt5640",
928 },
929 .probe = snd_byt_rt5640_mc_probe,
930};
931
932module_platform_driver(snd_byt_rt5640_mc_driver);
933
934MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver");
935MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>");
936MODULE_LICENSE("GPL v2");
937MODULE_ALIAS("platform:bytcr_rt5640");
938
