1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // mt6351.c -- mt6351 ALSA SoC audio codec driver
4 //
5 // Copyright (c) 2018 MediaTek Inc.
6 // Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
7
8 #include <linux/dma-mapping.h>
9 #include <linux/platform_device.h>
10 #include <linux/slab.h>
11 #include <linux/module.h>
12 #include <linux/of_device.h>
13 #include <linux/delay.h>
14
15 #include <sound/core.h>
16 #include <sound/pcm.h>
17 #include <sound/soc.h>
18 #include <sound/tlv.h>
19
20 #include "mt6351.h"
21
22 /* MT6351_TOP_CLKSQ */
23 #define RG_CLKSQ_EN_AUD_BIT (0)
24
25 /* MT6351_TOP_CKPDN_CON0 */
26 #define RG_AUDNCP_CK_PDN_BIT (12)
27 #define RG_AUDIF_CK_PDN_BIT (13)
28 #define RG_AUD_CK_PDN_BIT (14)
29 #define RG_ZCD13M_CK_PDN_BIT (15)
30
31 /* MT6351_AUDDEC_ANA_CON0 */
32 #define RG_AUDDACLPWRUP_VAUDP32_BIT (0)
33 #define RG_AUDDACRPWRUP_VAUDP32_BIT (1)
34 #define RG_AUD_DAC_PWR_UP_VA32_BIT (2)
35 #define RG_AUD_DAC_PWL_UP_VA32_BIT (3)
36
37 #define RG_AUDHSPWRUP_VAUDP32_BIT (4)
38
39 #define RG_AUDHPLPWRUP_VAUDP32_BIT (5)
40 #define RG_AUDHPRPWRUP_VAUDP32_BIT (6)
41
42 #define RG_AUDHSMUXINPUTSEL_VAUDP32_SFT (7)
43 #define RG_AUDHSMUXINPUTSEL_VAUDP32_MASK (0x3)
44
45 #define RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT (9)
46 #define RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK (0x3)
47
48 #define RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT (11)
49 #define RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK (0x3)
50
51 #define RG_AUDHSSCDISABLE_VAUDP32 (13)
52 #define RG_AUDHPLSCDISABLE_VAUDP32_BIT (14)
53 #define RG_AUDHPRSCDISABLE_VAUDP32_BIT (15)
54
55 /* MT6351_AUDDEC_ANA_CON1 */
56 #define RG_HSOUTPUTSTBENH_VAUDP32_BIT (8)
57
58 /* MT6351_AUDDEC_ANA_CON3 */
59 #define RG_AUDLOLPWRUP_VAUDP32_BIT (2)
60
61 #define RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT (3)
62 #define RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK (0x3)
63
64 #define RG_AUDLOLSCDISABLE_VAUDP32_BIT (5)
65 #define RG_LOOUTPUTSTBENH_VAUDP32_BIT (9)
66
67 /* MT6351_AUDDEC_ANA_CON6 */
68 #define RG_ABIDEC_RSVD0_VAUDP32_HPL_BIT (8)
69 #define RG_ABIDEC_RSVD0_VAUDP32_HPR_BIT (9)
70 #define RG_ABIDEC_RSVD0_VAUDP32_HS_BIT (10)
71 #define RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT (11)
72
73 /* MT6351_AUDDEC_ANA_CON9 */
74 #define RG_AUDIBIASPWRDN_VAUDP32_BIT (8)
75 #define RG_RSTB_DECODER_VA32_BIT (9)
76 #define RG_AUDGLB_PWRDN_VA32_BIT (12)
77
78 #define RG_LCLDO_DEC_EN_VA32_BIT (13)
79 #define RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT (15)
80 /* MT6351_AUDDEC_ANA_CON10 */
81 #define RG_NVREG_EN_VAUDP32_BIT (8)
82
83 #define RG_AUDGLB_LP2_VOW_EN_VA32 10
84
85 /* MT6351_AFE_UL_DL_CON0 */
86 #define RG_AFE_ON_BIT (0)
87
88 /* MT6351_AFE_DL_SRC2_CON0_L */
89 #define RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT (0)
90
91 /* MT6351_AFE_UL_SRC_CON0_L */
92 #define UL_SRC_ON_TMP_CTL (0)
93
94 /* MT6351_AFE_TOP_CON0 */
95 #define RG_DL_SINE_ON_SFT (0)
96 #define RG_DL_SINE_ON_MASK (0x1)
97
98 #define RG_UL_SINE_ON_SFT (1)
99 #define RG_UL_SINE_ON_MASK (0x1)
100
101 /* MT6351_AUDIO_TOP_CON0 */
102 #define AUD_TOP_PDN_RESERVED_BIT 0
103 #define AUD_TOP_PWR_CLK_DIS_CTL_BIT 2
104 #define AUD_TOP_PDN_ADC_CTL_BIT 5
105 #define AUD_TOP_PDN_DAC_CTL_BIT 6
106 #define AUD_TOP_PDN_AFE_CTL_BIT 7
107
108 /* MT6351_AFE_SGEN_CFG0 */
109 #define SGEN_C_MUTE_SW_CTL_BIT 6
110 #define SGEN_C_DAC_EN_CTL_BIT 7
111
112 /* MT6351_AFE_NCP_CFG0 */
113 #define RG_NCP_ON_BIT 0
114
115 /* MT6351_LDO_VUSB33_CON0 */
116 #define RG_VUSB33_EN 1
117 #define RG_VUSB33_ON_CTRL 3
118
119 /* MT6351_LDO_VA18_CON0 */
120 #define RG_VA18_EN 1
121 #define RG_VA18_ON_CTRL 3
122
123 /* MT6351_AUDENC_ANA_CON0 */
124 #define RG_AUDPREAMPLON 0
125 #define RG_AUDPREAMPLDCCEN 1
126 #define RG_AUDPREAMPLDCPRECHARGE 2
127
128 #define RG_AUDPREAMPLINPUTSEL_SFT (4)
129 #define RG_AUDPREAMPLINPUTSEL_MASK (0x3)
130
131 #define RG_AUDADCLPWRUP 12
132
133 #define RG_AUDADCLINPUTSEL_SFT (13)
134 #define RG_AUDADCLINPUTSEL_MASK (0x3)
135
136 /* MT6351_AUDENC_ANA_CON1 */
137 #define RG_AUDPREAMPRON 0
138 #define RG_AUDPREAMPRDCCEN 1
139 #define RG_AUDPREAMPRDCPRECHARGE 2
140
141 #define RG_AUDPREAMPRINPUTSEL_SFT (4)
142 #define RG_AUDPREAMPRINPUTSEL_MASK (0x3)
143
144 #define RG_AUDADCRPWRUP 12
145
146 #define RG_AUDADCRINPUTSEL_SFT (13)
147 #define RG_AUDADCRINPUTSEL_MASK (0x3)
148
149 /* MT6351_AUDENC_ANA_CON3 */
150 #define RG_AUDADCCLKRSTB 6
151
152 /* MT6351_AUDENC_ANA_CON9 */
153 #define RG_AUDPWDBMICBIAS0 0
154 #define RG_AUDMICBIAS0VREF 4
155 #define RG_AUDMICBIAS0LOWPEN 7
156
157 #define RG_AUDPWDBMICBIAS2 8
158 #define RG_AUDMICBIAS2VREF 12
159 #define RG_AUDMICBIAS2LOWPEN 15
160
161 /* MT6351_AUDENC_ANA_CON10 */
162 #define RG_AUDPWDBMICBIAS1 0
163 #define RG_AUDMICBIAS1DCSW1NEN 2
164 #define RG_AUDMICBIAS1VREF 4
165 #define RG_AUDMICBIAS1LOWPEN 7
166
167 enum {
168 AUDIO_ANALOG_VOLUME_HSOUTL,
169 AUDIO_ANALOG_VOLUME_HSOUTR,
170 AUDIO_ANALOG_VOLUME_HPOUTL,
171 AUDIO_ANALOG_VOLUME_HPOUTR,
172 AUDIO_ANALOG_VOLUME_LINEOUTL,
173 AUDIO_ANALOG_VOLUME_LINEOUTR,
174 AUDIO_ANALOG_VOLUME_MICAMP1,
175 AUDIO_ANALOG_VOLUME_MICAMP2,
176 AUDIO_ANALOG_VOLUME_TYPE_MAX
177 };
178
179 /* Supply subseq */
180 enum {
181 SUPPLY_SUBSEQ_SETTING,
182 SUPPLY_SUBSEQ_ENABLE,
183 SUPPLY_SUBSEQ_MICBIAS,
184 };
185
186 #define REG_STRIDE 2
187
188 struct mt6351_priv {
189 struct device *dev;
190 struct regmap *regmap;
191
192 unsigned int dl_rate;
193 unsigned int ul_rate;
194
195 int ana_gain[AUDIO_ANALOG_VOLUME_TYPE_MAX];
196
197 int hp_en_counter;
198 };
199
set_hp_gain_zero(struct snd_soc_component * cmpnt)200 static void set_hp_gain_zero(struct snd_soc_component *cmpnt)
201 {
202 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2,
203 0x1f << 7, 0x8 << 7);
204 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON2,
205 0x1f << 0, 0x8 << 0);
206 }
207
get_cap_reg_val(struct snd_soc_component * cmpnt,unsigned int rate)208 static unsigned int get_cap_reg_val(struct snd_soc_component *cmpnt,
209 unsigned int rate)
210 {
211 switch (rate) {
212 case 8000:
213 return 0;
214 case 16000:
215 return 1;
216 case 32000:
217 return 2;
218 case 48000:
219 return 3;
220 case 96000:
221 return 4;
222 case 192000:
223 return 5;
224 default:
225 dev_warn(cmpnt->dev, "%s(), error rate %d, return 3",
226 __func__, rate);
227 return 3;
228 }
229 }
230
get_play_reg_val(struct snd_soc_component * cmpnt,unsigned int rate)231 static unsigned int get_play_reg_val(struct snd_soc_component *cmpnt,
232 unsigned int rate)
233 {
234 switch (rate) {
235 case 8000:
236 return 0;
237 case 11025:
238 return 1;
239 case 12000:
240 return 2;
241 case 16000:
242 return 3;
243 case 22050:
244 return 4;
245 case 24000:
246 return 5;
247 case 32000:
248 return 6;
249 case 44100:
250 return 7;
251 case 48000:
252 case 96000:
253 case 192000:
254 return 8;
255 default:
256 dev_warn(cmpnt->dev, "%s(), error rate %d, return 8",
257 __func__, rate);
258 return 8;
259 }
260 }
261
mt6351_codec_dai_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)262 static int mt6351_codec_dai_hw_params(struct snd_pcm_substream *substream,
263 struct snd_pcm_hw_params *params,
264 struct snd_soc_dai *dai)
265 {
266 struct snd_soc_component *cmpnt = dai->component;
267 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
268 unsigned int rate = params_rate(params);
269
270 dev_dbg(priv->dev, "%s(), substream->stream %d, rate %d\n",
271 __func__, substream->stream, rate);
272
273 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
274 priv->dl_rate = rate;
275 else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
276 priv->ul_rate = rate;
277
278 return 0;
279 }
280
281 static const struct snd_soc_dai_ops mt6351_codec_dai_ops = {
282 .hw_params = mt6351_codec_dai_hw_params,
283 };
284
285 #define MT6351_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |\
286 SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE |\
287 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_BE |\
288 SNDRV_PCM_FMTBIT_U24_LE | SNDRV_PCM_FMTBIT_U24_BE |\
289 SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE |\
290 SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_U32_BE)
291
292 static struct snd_soc_dai_driver mt6351_dai_driver[] = {
293 {
294 .name = "mt6351-snd-codec-aif1",
295 .playback = {
296 .stream_name = "AIF1 Playback",
297 .channels_min = 1,
298 .channels_max = 2,
299 .rates = SNDRV_PCM_RATE_8000_48000 |
300 SNDRV_PCM_RATE_96000 |
301 SNDRV_PCM_RATE_192000,
302 .formats = MT6351_FORMATS,
303 },
304 .capture = {
305 .stream_name = "AIF1 Capture",
306 .channels_min = 1,
307 .channels_max = 2,
308 .rates = SNDRV_PCM_RATE_8000 |
309 SNDRV_PCM_RATE_16000 |
310 SNDRV_PCM_RATE_32000 |
311 SNDRV_PCM_RATE_48000 |
312 SNDRV_PCM_RATE_96000 |
313 SNDRV_PCM_RATE_192000,
314 .formats = MT6351_FORMATS,
315 },
316 .ops = &mt6351_codec_dai_ops,
317 },
318 };
319
320 enum {
321 HP_GAIN_SET_ZERO,
322 HP_GAIN_RESTORE,
323 };
324
hp_gain_ramp_set(struct snd_soc_component * cmpnt,int hp_gain_ctl)325 static void hp_gain_ramp_set(struct snd_soc_component *cmpnt, int hp_gain_ctl)
326 {
327 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
328 int idx, old_idx, offset, reg_idx;
329
330 if (hp_gain_ctl == HP_GAIN_SET_ZERO) {
331 idx = 8; /* 0dB */
332 old_idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL];
333 } else {
334 idx = priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL];
335 old_idx = 8; /* 0dB */
336 }
337 dev_dbg(priv->dev, "%s(), idx %d, old_idx %d\n",
338 __func__, idx, old_idx);
339
340 if (idx > old_idx)
341 offset = idx - old_idx;
342 else
343 offset = old_idx - idx;
344
345 reg_idx = old_idx;
346
347 while (offset > 0) {
348 reg_idx = idx > old_idx ? reg_idx + 1 : reg_idx - 1;
349
350 /* check valid range, and set value */
351 if ((reg_idx >= 0 && reg_idx <= 0x12) || reg_idx == 0x1f) {
352 regmap_update_bits(cmpnt->regmap,
353 MT6351_ZCD_CON2,
354 0xf9f,
355 (reg_idx << 7) | reg_idx);
356 usleep_range(100, 120);
357 }
358 offset--;
359 }
360 }
361
hp_zcd_enable(struct snd_soc_component * cmpnt)362 static void hp_zcd_enable(struct snd_soc_component *cmpnt)
363 {
364 /* Enable ZCD, for minimize pop noise */
365 /* when adjust gain during HP buffer on */
366 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 8, 0x1 << 8);
367 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 7, 0x0 << 7);
368
369 /* timeout, 1=5ms, 0=30ms */
370 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 6, 0x1 << 6);
371
372 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x3 << 4, 0x0 << 4);
373 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x7 << 1, 0x5 << 1);
374 regmap_update_bits(cmpnt->regmap, MT6351_ZCD_CON0, 0x1 << 0, 0x1 << 0);
375 }
376
hp_zcd_disable(struct snd_soc_component * cmpnt)377 static void hp_zcd_disable(struct snd_soc_component *cmpnt)
378 {
379 regmap_write(cmpnt->regmap, MT6351_ZCD_CON0, 0x0000);
380 }
381
382 static const DECLARE_TLV_DB_SCALE(playback_tlv, -1000, 100, 0);
383 static const DECLARE_TLV_DB_SCALE(pga_tlv, 0, 600, 0);
384
385 static const struct snd_kcontrol_new mt6351_snd_controls[] = {
386 /* dl pga gain */
387 SOC_DOUBLE_TLV("Headphone Volume",
388 MT6351_ZCD_CON2, 0, 7, 0x12, 1,
389 playback_tlv),
390 SOC_DOUBLE_TLV("Lineout Volume",
391 MT6351_ZCD_CON1, 0, 7, 0x12, 1,
392 playback_tlv),
393 SOC_SINGLE_TLV("Handset Volume",
394 MT6351_ZCD_CON3, 0, 0x12, 1,
395 playback_tlv),
396 /* ul pga gain */
397 SOC_DOUBLE_R_TLV("PGA Volume",
398 MT6351_AUDENC_ANA_CON0, MT6351_AUDENC_ANA_CON1,
399 8, 4, 0,
400 pga_tlv),
401 };
402
403 /* MUX */
404
405 /* LOL MUX */
406 static const char *const lo_in_mux_map[] = {
407 "Open", "Mute", "Playback", "Test Mode",
408 };
409
410 static int lo_in_mux_map_value[] = {
411 0x0, 0x1, 0x2, 0x3,
412 };
413
414 static SOC_VALUE_ENUM_SINGLE_DECL(lo_in_mux_map_enum,
415 MT6351_AUDDEC_ANA_CON3,
416 RG_AUDLOLMUXINPUTSEL_VAUDP32_SFT,
417 RG_AUDLOLMUXINPUTSEL_VAUDP32_MASK,
418 lo_in_mux_map,
419 lo_in_mux_map_value);
420
421 static const struct snd_kcontrol_new lo_in_mux_control =
422 SOC_DAPM_ENUM("In Select", lo_in_mux_map_enum);
423
424 /*HP MUX */
425 static const char *const hp_in_mux_map[] = {
426 "Open", "LoudSPK Playback", "Audio Playback", "Test Mode",
427 };
428
429 static int hp_in_mux_map_value[] = {
430 0x0, 0x1, 0x2, 0x3,
431 };
432
433 static SOC_VALUE_ENUM_SINGLE_DECL(hpl_in_mux_map_enum,
434 MT6351_AUDDEC_ANA_CON0,
435 RG_AUDHPLMUXINPUTSEL_VAUDP32_SFT,
436 RG_AUDHPLMUXINPUTSEL_VAUDP32_MASK,
437 hp_in_mux_map,
438 hp_in_mux_map_value);
439
440 static const struct snd_kcontrol_new hpl_in_mux_control =
441 SOC_DAPM_ENUM("HPL Select", hpl_in_mux_map_enum);
442
443 static SOC_VALUE_ENUM_SINGLE_DECL(hpr_in_mux_map_enum,
444 MT6351_AUDDEC_ANA_CON0,
445 RG_AUDHPRMUXINPUTSEL_VAUDP32_SFT,
446 RG_AUDHPRMUXINPUTSEL_VAUDP32_MASK,
447 hp_in_mux_map,
448 hp_in_mux_map_value);
449
450 static const struct snd_kcontrol_new hpr_in_mux_control =
451 SOC_DAPM_ENUM("HPR Select", hpr_in_mux_map_enum);
452
453 /* RCV MUX */
454 static const char *const rcv_in_mux_map[] = {
455 "Open", "Mute", "Voice Playback", "Test Mode",
456 };
457
458 static int rcv_in_mux_map_value[] = {
459 0x0, 0x1, 0x2, 0x3,
460 };
461
462 static SOC_VALUE_ENUM_SINGLE_DECL(rcv_in_mux_map_enum,
463 MT6351_AUDDEC_ANA_CON0,
464 RG_AUDHSMUXINPUTSEL_VAUDP32_SFT,
465 RG_AUDHSMUXINPUTSEL_VAUDP32_MASK,
466 rcv_in_mux_map,
467 rcv_in_mux_map_value);
468
469 static const struct snd_kcontrol_new rcv_in_mux_control =
470 SOC_DAPM_ENUM("RCV Select", rcv_in_mux_map_enum);
471
472 /* DAC In MUX */
473 static const char *const dac_in_mux_map[] = {
474 "Normal Path", "Sgen",
475 };
476
477 static int dac_in_mux_map_value[] = {
478 0x0, 0x1,
479 };
480
481 static SOC_VALUE_ENUM_SINGLE_DECL(dac_in_mux_map_enum,
482 MT6351_AFE_TOP_CON0,
483 RG_DL_SINE_ON_SFT,
484 RG_DL_SINE_ON_MASK,
485 dac_in_mux_map,
486 dac_in_mux_map_value);
487
488 static const struct snd_kcontrol_new dac_in_mux_control =
489 SOC_DAPM_ENUM("DAC Select", dac_in_mux_map_enum);
490
491 /* AIF Out MUX */
492 static SOC_VALUE_ENUM_SINGLE_DECL(aif_out_mux_map_enum,
493 MT6351_AFE_TOP_CON0,
494 RG_UL_SINE_ON_SFT,
495 RG_UL_SINE_ON_MASK,
496 dac_in_mux_map,
497 dac_in_mux_map_value);
498
499 static const struct snd_kcontrol_new aif_out_mux_control =
500 SOC_DAPM_ENUM("AIF Out Select", aif_out_mux_map_enum);
501
502 /* ADC L MUX */
503 static const char *const adc_left_mux_map[] = {
504 "Idle", "AIN0", "Left Preamplifier", "Idle_1",
505 };
506
507 static int adc_left_mux_map_value[] = {
508 0x0, 0x1, 0x2, 0x3,
509 };
510
511 static SOC_VALUE_ENUM_SINGLE_DECL(adc_left_mux_map_enum,
512 MT6351_AUDENC_ANA_CON0,
513 RG_AUDADCLINPUTSEL_SFT,
514 RG_AUDADCLINPUTSEL_MASK,
515 adc_left_mux_map,
516 adc_left_mux_map_value);
517
518 static const struct snd_kcontrol_new adc_left_mux_control =
519 SOC_DAPM_ENUM("ADC L Select", adc_left_mux_map_enum);
520
521 /* ADC R MUX */
522 static const char *const adc_right_mux_map[] = {
523 "Idle", "AIN0", "Right Preamplifier", "Idle_1",
524 };
525
526 static int adc_right_mux_map_value[] = {
527 0x0, 0x1, 0x2, 0x3,
528 };
529
530 static SOC_VALUE_ENUM_SINGLE_DECL(adc_right_mux_map_enum,
531 MT6351_AUDENC_ANA_CON1,
532 RG_AUDADCRINPUTSEL_SFT,
533 RG_AUDADCRINPUTSEL_MASK,
534 adc_right_mux_map,
535 adc_right_mux_map_value);
536
537 static const struct snd_kcontrol_new adc_right_mux_control =
538 SOC_DAPM_ENUM("ADC R Select", adc_right_mux_map_enum);
539
540 /* PGA L MUX */
541 static const char *const pga_left_mux_map[] = {
542 "None", "AIN0", "AIN1", "AIN2",
543 };
544
545 static int pga_left_mux_map_value[] = {
546 0x0, 0x1, 0x2, 0x3,
547 };
548
549 static SOC_VALUE_ENUM_SINGLE_DECL(pga_left_mux_map_enum,
550 MT6351_AUDENC_ANA_CON0,
551 RG_AUDPREAMPLINPUTSEL_SFT,
552 RG_AUDPREAMPLINPUTSEL_MASK,
553 pga_left_mux_map,
554 pga_left_mux_map_value);
555
556 static const struct snd_kcontrol_new pga_left_mux_control =
557 SOC_DAPM_ENUM("PGA L Select", pga_left_mux_map_enum);
558
559 /* PGA R MUX */
560 static const char *const pga_right_mux_map[] = {
561 "None", "AIN0", "AIN3", "AIN2",
562 };
563
564 static int pga_right_mux_map_value[] = {
565 0x0, 0x1, 0x2, 0x3,
566 };
567
568 static SOC_VALUE_ENUM_SINGLE_DECL(pga_right_mux_map_enum,
569 MT6351_AUDENC_ANA_CON1,
570 RG_AUDPREAMPRINPUTSEL_SFT,
571 RG_AUDPREAMPRINPUTSEL_MASK,
572 pga_right_mux_map,
573 pga_right_mux_map_value);
574
575 static const struct snd_kcontrol_new pga_right_mux_control =
576 SOC_DAPM_ENUM("PGA R Select", pga_right_mux_map_enum);
577
mt_reg_set_clr_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)578 static int mt_reg_set_clr_event(struct snd_soc_dapm_widget *w,
579 struct snd_kcontrol *kcontrol,
580 int event)
581 {
582 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
583
584 switch (event) {
585 case SND_SOC_DAPM_POST_PMU:
586 if (w->on_val) {
587 /* SET REG */
588 regmap_update_bits(cmpnt->regmap,
589 w->reg + REG_STRIDE,
590 0x1 << w->shift,
591 0x1 << w->shift);
592 } else {
593 /* CLR REG */
594 regmap_update_bits(cmpnt->regmap,
595 w->reg + REG_STRIDE * 2,
596 0x1 << w->shift,
597 0x1 << w->shift);
598 }
599 break;
600 case SND_SOC_DAPM_PRE_PMD:
601 if (w->off_val) {
602 /* SET REG */
603 regmap_update_bits(cmpnt->regmap,
604 w->reg + REG_STRIDE,
605 0x1 << w->shift,
606 0x1 << w->shift);
607 } else {
608 /* CLR REG */
609 regmap_update_bits(cmpnt->regmap,
610 w->reg + REG_STRIDE * 2,
611 0x1 << w->shift,
612 0x1 << w->shift);
613 }
614 break;
615 default:
616 break;
617 }
618
619 return 0;
620 }
621
mt_ncp_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)622 static int mt_ncp_event(struct snd_soc_dapm_widget *w,
623 struct snd_kcontrol *kcontrol,
624 int event)
625 {
626 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
627
628 switch (event) {
629 case SND_SOC_DAPM_PRE_PMU:
630 regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG1,
631 0xffff, 0x1515);
632 /* NCP: ck1 and ck2 clock frequecy adjust configure */
633 regmap_update_bits(cmpnt->regmap, MT6351_AFE_NCP_CFG0,
634 0xfffe, 0x8C00);
635 break;
636 case SND_SOC_DAPM_POST_PMU:
637 usleep_range(250, 270);
638 break;
639 default:
640 break;
641 }
642
643 return 0;
644 }
645
mt_sgen_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)646 static int mt_sgen_event(struct snd_soc_dapm_widget *w,
647 struct snd_kcontrol *kcontrol,
648 int event)
649 {
650 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
651
652 switch (event) {
653 case SND_SOC_DAPM_PRE_PMU:
654 regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG0,
655 0xffef, 0x0008);
656 regmap_update_bits(cmpnt->regmap, MT6351_AFE_SGEN_CFG1,
657 0xffff, 0x0101);
658 break;
659 default:
660 break;
661 }
662
663 return 0;
664 }
665
mt_aif_in_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)666 static int mt_aif_in_event(struct snd_soc_dapm_widget *w,
667 struct snd_kcontrol *kcontrol,
668 int event)
669 {
670 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
671 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
672
673 dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n",
674 __func__, event, priv->dl_rate);
675
676 switch (event) {
677 case SND_SOC_DAPM_PRE_PMU:
678 /* sdm audio fifo clock power on */
679 regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
680 0xffff, 0x0006);
681 /* scrambler clock on enable */
682 regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON0,
683 0xffff, 0xC3A1);
684 /* sdm power on */
685 regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
686 0xffff, 0x0003);
687 /* sdm fifo enable */
688 regmap_update_bits(cmpnt->regmap, MT6351_AFUNC_AUD_CON2,
689 0xffff, 0x000B);
690 /* set attenuation gain */
691 regmap_update_bits(cmpnt->regmap, MT6351_AFE_DL_SDM_CON1,
692 0xffff, 0x001E);
693
694 regmap_write(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG0,
695 (get_play_reg_val(cmpnt, priv->dl_rate) << 12) |
696 0x330);
697 regmap_write(cmpnt->regmap, MT6351_AFE_DL_SRC2_CON0_H,
698 (get_play_reg_val(cmpnt, priv->dl_rate) << 12) |
699 0x300);
700
701 regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2,
702 0x8000, 0x8000);
703 break;
704 default:
705 break;
706 }
707
708 return 0;
709 }
710
mt_hp_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)711 static int mt_hp_event(struct snd_soc_dapm_widget *w,
712 struct snd_kcontrol *kcontrol,
713 int event)
714 {
715 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
716 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
717 int reg;
718
719 dev_dbg(priv->dev, "%s(), event 0x%x, hp_en_counter %d\n",
720 __func__, event, priv->hp_en_counter);
721
722 switch (event) {
723 case SND_SOC_DAPM_PRE_PMU:
724 priv->hp_en_counter++;
725 if (priv->hp_en_counter > 1)
726 break; /* already enabled, do nothing */
727 else if (priv->hp_en_counter <= 0)
728 dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
729 __func__,
730 priv->hp_en_counter);
731
732 hp_zcd_disable(cmpnt);
733
734 /* from yoyo HQA script */
735 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6,
736 0x0700, 0x0700);
737
738 /* save target gain to restore after hardware open complete */
739 regmap_read(cmpnt->regmap, MT6351_ZCD_CON2, ®);
740 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL] = reg & 0x1f;
741 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTR] = (reg >> 7) & 0x1f;
742
743 /* Set HPR/HPL gain as minimum (~ -40dB) */
744 regmap_update_bits(cmpnt->regmap,
745 MT6351_ZCD_CON2, 0xffff, 0x0F9F);
746 /* Set HS gain as minimum (~ -40dB) */
747 regmap_update_bits(cmpnt->regmap,
748 MT6351_ZCD_CON3, 0xffff, 0x001F);
749 /* De_OSC of HP */
750 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON2,
751 0x0001, 0x0001);
752 /* enable output STBENH */
753 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
754 0xffff, 0x2000);
755 /* De_OSC of voice, enable output STBENH */
756 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
757 0xffff, 0x2100);
758 /* Enable voice driver */
759 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
760 0x0010, 0xE090);
761 /* Enable pre-charge buffer */
762 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
763 0xffff, 0x2140);
764
765 usleep_range(50, 60);
766
767 /* Apply digital DC compensation value to DAC */
768 set_hp_gain_zero(cmpnt);
769
770 /* Enable HPR/HPL */
771 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
772 0xffff, 0x2100);
773 /* Disable pre-charge buffer */
774 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON1,
775 0xffff, 0x2000);
776 /* Disable De_OSC of voice */
777 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
778 0x0010, 0xF4EF);
779 /* Disable voice buffer */
780
781 /* from yoyo HQ */
782 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON6,
783 0x0700, 0x0300);
784
785 /* Enable ZCD, for minimize pop noise */
786 /* when adjust gain during HP buffer on */
787 hp_zcd_enable(cmpnt);
788
789 /* apply volume setting */
790 hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE);
791
792 break;
793 case SND_SOC_DAPM_PRE_PMD:
794 priv->hp_en_counter--;
795 if (priv->hp_en_counter > 0)
796 break; /* still being used, don't close */
797 else if (priv->hp_en_counter < 0)
798 dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
799 __func__,
800 priv->hp_en_counter);
801
802 /* Disable AUD_ZCD */
803 hp_zcd_disable(cmpnt);
804
805 /* Set HPR/HPL gain as -1dB, step by step */
806 hp_gain_ramp_set(cmpnt, HP_GAIN_SET_ZERO);
807
808 set_hp_gain_zero(cmpnt);
809 break;
810 case SND_SOC_DAPM_POST_PMD:
811 if (priv->hp_en_counter > 0)
812 break; /* still being used, don't close */
813 else if (priv->hp_en_counter < 0)
814 dev_err(priv->dev, "%s(), hp_en_counter %d <= 0\n",
815 __func__,
816 priv->hp_en_counter);
817
818 /* reset*/
819 regmap_update_bits(cmpnt->regmap,
820 MT6351_AUDDEC_ANA_CON6,
821 0x0700,
822 0x0000);
823 /* De_OSC of HP */
824 regmap_update_bits(cmpnt->regmap,
825 MT6351_AUDDEC_ANA_CON2,
826 0x0001,
827 0x0000);
828
829 /* apply volume setting */
830 hp_gain_ramp_set(cmpnt, HP_GAIN_RESTORE);
831 break;
832 default:
833 break;
834 }
835
836 return 0;
837 }
838
mt_aif_out_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)839 static int mt_aif_out_event(struct snd_soc_dapm_widget *w,
840 struct snd_kcontrol *kcontrol,
841 int event)
842 {
843 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
844 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
845
846 dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n",
847 __func__, event, priv->ul_rate);
848
849 switch (event) {
850 case SND_SOC_DAPM_PRE_PMU:
851 /* dcclk_div=11'b00100000011, dcclk_ref_ck_sel=2'b00 */
852 regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
853 0xffff, 0x2062);
854 /* dcclk_pdn=1'b0 */
855 regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
856 0xffff, 0x2060);
857 /* dcclk_gen_on=1'b1 */
858 regmap_update_bits(cmpnt->regmap, MT6351_AFE_DCCLK_CFG0,
859 0xffff, 0x2061);
860
861 /* UL sample rate and mode configure */
862 regmap_update_bits(cmpnt->regmap, MT6351_AFE_UL_SRC_CON0_H,
863 0x000E,
864 get_cap_reg_val(cmpnt, priv->ul_rate) << 1);
865
866 /* fixed 260k path for 8/16/32/48 */
867 if (priv->ul_rate <= 48000) {
868 /* anc ul path src on */
869 regmap_update_bits(cmpnt->regmap,
870 MT6351_AFE_HPANC_CFG0,
871 0x1 << 1,
872 0x1 << 1);
873 /* ANC clk pdn release */
874 regmap_update_bits(cmpnt->regmap,
875 MT6351_AFE_HPANC_CFG0,
876 0x1 << 0,
877 0x0 << 0);
878 }
879 break;
880 case SND_SOC_DAPM_PRE_PMD:
881 /* fixed 260k path for 8/16/32/48 */
882 if (priv->ul_rate <= 48000) {
883 /* anc ul path src on */
884 regmap_update_bits(cmpnt->regmap,
885 MT6351_AFE_HPANC_CFG0,
886 0x1 << 1,
887 0x0 << 1);
888 /* ANC clk pdn release */
889 regmap_update_bits(cmpnt->regmap,
890 MT6351_AFE_HPANC_CFG0,
891 0x1 << 0,
892 0x1 << 0);
893 }
894 break;
895 default:
896 break;
897 }
898
899 return 0;
900 }
901
mt_adc_clkgen_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)902 static int mt_adc_clkgen_event(struct snd_soc_dapm_widget *w,
903 struct snd_kcontrol *kcontrol,
904 int event)
905 {
906 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
907
908 switch (event) {
909 case SND_SOC_DAPM_PRE_PMU:
910 /* Audio ADC clock gen. mode: 00_divided by 2 (Normal) */
911 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3,
912 0x3 << 4, 0x0);
913 break;
914 case SND_SOC_DAPM_POST_PMU:
915 /* ADC CLK from: 00_13MHz from CLKSQ (Default) */
916 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON3,
917 0x3 << 2, 0x0);
918 break;
919 default:
920 break;
921 }
922 return 0;
923 }
924
mt_pga_left_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)925 static int mt_pga_left_event(struct snd_soc_dapm_widget *w,
926 struct snd_kcontrol *kcontrol,
927 int event)
928 {
929 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
930
931 switch (event) {
932 case SND_SOC_DAPM_PRE_PMU:
933 /* Audio L PGA precharge on */
934 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
935 0x3 << RG_AUDPREAMPLDCPRECHARGE,
936 0x1 << RG_AUDPREAMPLDCPRECHARGE);
937 /* Audio L PGA mode: 1_DCC */
938 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
939 0x3 << RG_AUDPREAMPLDCCEN,
940 0x1 << RG_AUDPREAMPLDCCEN);
941 break;
942 case SND_SOC_DAPM_POST_PMU:
943 usleep_range(100, 120);
944 /* Audio L PGA precharge off */
945 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON0,
946 0x3 << RG_AUDPREAMPLDCPRECHARGE,
947 0x0 << RG_AUDPREAMPLDCPRECHARGE);
948 break;
949 default:
950 break;
951 }
952 return 0;
953 }
954
mt_pga_right_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)955 static int mt_pga_right_event(struct snd_soc_dapm_widget *w,
956 struct snd_kcontrol *kcontrol,
957 int event)
958 {
959 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
960
961 switch (event) {
962 case SND_SOC_DAPM_PRE_PMU:
963 /* Audio R PGA precharge on */
964 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
965 0x3 << RG_AUDPREAMPRDCPRECHARGE,
966 0x1 << RG_AUDPREAMPRDCPRECHARGE);
967 /* Audio R PGA mode: 1_DCC */
968 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
969 0x3 << RG_AUDPREAMPRDCCEN,
970 0x1 << RG_AUDPREAMPRDCCEN);
971 break;
972 case SND_SOC_DAPM_POST_PMU:
973 usleep_range(100, 120);
974 /* Audio R PGA precharge off */
975 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON1,
976 0x3 << RG_AUDPREAMPRDCPRECHARGE,
977 0x0 << RG_AUDPREAMPRDCPRECHARGE);
978 break;
979 default:
980 break;
981 }
982 return 0;
983 }
984
mt_mic_bias_0_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)985 static int mt_mic_bias_0_event(struct snd_soc_dapm_widget *w,
986 struct snd_kcontrol *kcontrol,
987 int event)
988 {
989 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
990
991 switch (event) {
992 case SND_SOC_DAPM_PRE_PMU:
993 /* MIC Bias 0 LowPower: 0_Normal */
994 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
995 0x3 << RG_AUDMICBIAS0LOWPEN, 0x0);
996 /* MISBIAS0 = 1P9V */
997 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
998 0x7 << RG_AUDMICBIAS0VREF,
999 0x2 << RG_AUDMICBIAS0VREF);
1000 break;
1001 case SND_SOC_DAPM_POST_PMD:
1002 /* MISBIAS0 = 1P97 */
1003 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1004 0x7 << RG_AUDMICBIAS0VREF,
1005 0x0 << RG_AUDMICBIAS0VREF);
1006 break;
1007 default:
1008 break;
1009 }
1010 return 0;
1011 }
1012
mt_mic_bias_1_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1013 static int mt_mic_bias_1_event(struct snd_soc_dapm_widget *w,
1014 struct snd_kcontrol *kcontrol,
1015 int event)
1016 {
1017 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
1018
1019 switch (event) {
1020 case SND_SOC_DAPM_PRE_PMU:
1021 /* MIC Bias 1 LowPower: 0_Normal */
1022 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1023 0x3 << RG_AUDMICBIAS1LOWPEN, 0x0);
1024 /* MISBIAS1 = 2P7V */
1025 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1026 0x7 << RG_AUDMICBIAS1VREF,
1027 0x7 << RG_AUDMICBIAS1VREF);
1028 break;
1029 case SND_SOC_DAPM_POST_PMD:
1030 /* MISBIAS1 = 1P7V */
1031 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON10,
1032 0x7 << RG_AUDMICBIAS1VREF,
1033 0x0 << RG_AUDMICBIAS1VREF);
1034 break;
1035 default:
1036 break;
1037 }
1038 return 0;
1039 }
1040
mt_mic_bias_2_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)1041 static int mt_mic_bias_2_event(struct snd_soc_dapm_widget *w,
1042 struct snd_kcontrol *kcontrol,
1043 int event)
1044 {
1045 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
1046
1047 switch (event) {
1048 case SND_SOC_DAPM_PRE_PMU:
1049 /* MIC Bias 2 LowPower: 0_Normal */
1050 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1051 0x3 << RG_AUDMICBIAS2LOWPEN, 0x0);
1052 /* MISBIAS2 = 1P9V */
1053 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1054 0x7 << RG_AUDMICBIAS2VREF,
1055 0x2 << RG_AUDMICBIAS2VREF);
1056 break;
1057 case SND_SOC_DAPM_POST_PMD:
1058 /* MISBIAS2 = 1P97 */
1059 regmap_update_bits(cmpnt->regmap, MT6351_AUDENC_ANA_CON9,
1060 0x7 << RG_AUDMICBIAS2VREF,
1061 0x0 << RG_AUDMICBIAS2VREF);
1062 break;
1063 default:
1064 break;
1065 }
1066 return 0;
1067 }
1068
1069 /* DAPM Widgets */
1070 static const struct snd_soc_dapm_widget mt6351_dapm_widgets[] = {
1071 /* Digital Clock */
1072 SND_SOC_DAPM_SUPPLY("AUDIO_TOP_AFE_CTL", MT6351_AUDIO_TOP_CON0,
1073 AUD_TOP_PDN_AFE_CTL_BIT, 1, NULL, 0),
1074 SND_SOC_DAPM_SUPPLY("AUDIO_TOP_DAC_CTL", MT6351_AUDIO_TOP_CON0,
1075 AUD_TOP_PDN_DAC_CTL_BIT, 1, NULL, 0),
1076 SND_SOC_DAPM_SUPPLY("AUDIO_TOP_ADC_CTL", MT6351_AUDIO_TOP_CON0,
1077 AUD_TOP_PDN_ADC_CTL_BIT, 1, NULL, 0),
1078 SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PWR_CLK", MT6351_AUDIO_TOP_CON0,
1079 AUD_TOP_PWR_CLK_DIS_CTL_BIT, 1, NULL, 0),
1080 SND_SOC_DAPM_SUPPLY("AUDIO_TOP_PDN_RESERVED", MT6351_AUDIO_TOP_CON0,
1081 AUD_TOP_PDN_RESERVED_BIT, 1, NULL, 0),
1082
1083 SND_SOC_DAPM_SUPPLY("NCP", MT6351_AFE_NCP_CFG0,
1084 RG_NCP_ON_BIT, 0,
1085 mt_ncp_event,
1086 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1087
1088 SND_SOC_DAPM_SUPPLY("DL Digital Clock", SND_SOC_NOPM,
1089 0, 0, NULL, 0),
1090
1091 /* Global Supply*/
1092 SND_SOC_DAPM_SUPPLY("AUDGLB", MT6351_AUDDEC_ANA_CON9,
1093 RG_AUDGLB_PWRDN_VA32_BIT, 1, NULL, 0),
1094 SND_SOC_DAPM_SUPPLY("CLKSQ Audio", MT6351_TOP_CLKSQ,
1095 RG_CLKSQ_EN_AUD_BIT, 0,
1096 mt_reg_set_clr_event,
1097 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1098 SND_SOC_DAPM_SUPPLY("ZCD13M_CK", MT6351_TOP_CKPDN_CON0,
1099 RG_ZCD13M_CK_PDN_BIT, 1,
1100 mt_reg_set_clr_event,
1101 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1102 SND_SOC_DAPM_SUPPLY("AUD_CK", MT6351_TOP_CKPDN_CON0,
1103 RG_AUD_CK_PDN_BIT, 1,
1104 mt_reg_set_clr_event,
1105 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1106 SND_SOC_DAPM_SUPPLY("AUDIF_CK", MT6351_TOP_CKPDN_CON0,
1107 RG_AUDIF_CK_PDN_BIT, 1,
1108 mt_reg_set_clr_event,
1109 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1110 SND_SOC_DAPM_SUPPLY("AUDNCP_CK", MT6351_TOP_CKPDN_CON0,
1111 RG_AUDNCP_CK_PDN_BIT, 1,
1112 mt_reg_set_clr_event,
1113 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1114
1115 SND_SOC_DAPM_SUPPLY("AFE_ON", MT6351_AFE_UL_DL_CON0, RG_AFE_ON_BIT, 0,
1116 NULL, 0),
1117
1118 /* AIF Rx*/
1119 SND_SOC_DAPM_AIF_IN_E("AIF_RX", "AIF1 Playback", 0,
1120 MT6351_AFE_DL_SRC2_CON0_L,
1121 RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0,
1122 mt_aif_in_event, SND_SOC_DAPM_PRE_PMU),
1123
1124 /* DL Supply */
1125 SND_SOC_DAPM_SUPPLY("DL Power Supply", SND_SOC_NOPM,
1126 0, 0, NULL, 0),
1127 SND_SOC_DAPM_SUPPLY("NV Regulator", MT6351_AUDDEC_ANA_CON10,
1128 RG_NVREG_EN_VAUDP32_BIT, 0, NULL, 0),
1129 SND_SOC_DAPM_SUPPLY("AUD_CLK", MT6351_AUDDEC_ANA_CON9,
1130 RG_RSTB_DECODER_VA32_BIT, 0, NULL, 0),
1131 SND_SOC_DAPM_SUPPLY("IBIST", MT6351_AUDDEC_ANA_CON9,
1132 RG_AUDIBIASPWRDN_VAUDP32_BIT, 1, NULL, 0),
1133 SND_SOC_DAPM_SUPPLY("LDO", MT6351_AUDDEC_ANA_CON9,
1134 RG_LCLDO_DEC_EN_VA32_BIT, 0, NULL, 0),
1135 SND_SOC_DAPM_SUPPLY("LDO_REMOTE_SENSE", MT6351_AUDDEC_ANA_CON9,
1136 RG_LCLDO_DEC_REMOTE_SENSE_VA18_BIT, 0, NULL, 0),
1137
1138 /* DAC */
1139 SND_SOC_DAPM_MUX("DAC In Mux", SND_SOC_NOPM, 0, 0, &dac_in_mux_control),
1140
1141 SND_SOC_DAPM_DAC("DACL", NULL, MT6351_AUDDEC_ANA_CON0,
1142 RG_AUDDACLPWRUP_VAUDP32_BIT, 0),
1143 SND_SOC_DAPM_SUPPLY("DACL_BIASGEN", MT6351_AUDDEC_ANA_CON0,
1144 RG_AUD_DAC_PWL_UP_VA32_BIT, 0, NULL, 0),
1145
1146 SND_SOC_DAPM_DAC("DACR", NULL, MT6351_AUDDEC_ANA_CON0,
1147 RG_AUDDACRPWRUP_VAUDP32_BIT, 0),
1148 SND_SOC_DAPM_SUPPLY("DACR_BIASGEN", MT6351_AUDDEC_ANA_CON0,
1149 RG_AUD_DAC_PWR_UP_VA32_BIT, 0, NULL, 0),
1150 /* LOL */
1151 SND_SOC_DAPM_MUX("LOL Mux", SND_SOC_NOPM, 0, 0, &lo_in_mux_control),
1152
1153 SND_SOC_DAPM_SUPPLY("LO Stability Enh", MT6351_AUDDEC_ANA_CON3,
1154 RG_LOOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0),
1155 SND_SOC_DAPM_SUPPLY("LOL Bias Gen", MT6351_AUDDEC_ANA_CON6,
1156 RG_ABIDEC_RSVD0_VAUDP32_LOL_BIT, 0, NULL, 0),
1157
1158 SND_SOC_DAPM_OUT_DRV("LOL Buffer", MT6351_AUDDEC_ANA_CON3,
1159 RG_AUDLOLPWRUP_VAUDP32_BIT, 0, NULL, 0),
1160
1161 /* Headphone */
1162 SND_SOC_DAPM_MUX("HPL Mux", SND_SOC_NOPM, 0, 0, &hpl_in_mux_control),
1163 SND_SOC_DAPM_MUX("HPR Mux", SND_SOC_NOPM, 0, 0, &hpr_in_mux_control),
1164
1165 SND_SOC_DAPM_OUT_DRV_E("HPL Power", MT6351_AUDDEC_ANA_CON0,
1166 RG_AUDHPLPWRUP_VAUDP32_BIT, 0, NULL, 0,
1167 mt_hp_event,
1168 SND_SOC_DAPM_PRE_PMU |
1169 SND_SOC_DAPM_PRE_PMD |
1170 SND_SOC_DAPM_POST_PMD),
1171 SND_SOC_DAPM_OUT_DRV_E("HPR Power", MT6351_AUDDEC_ANA_CON0,
1172 RG_AUDHPRPWRUP_VAUDP32_BIT, 0, NULL, 0,
1173 mt_hp_event,
1174 SND_SOC_DAPM_PRE_PMU |
1175 SND_SOC_DAPM_PRE_PMD |
1176 SND_SOC_DAPM_POST_PMD),
1177
1178 /* Receiver */
1179 SND_SOC_DAPM_MUX("RCV Mux", SND_SOC_NOPM, 0, 0, &rcv_in_mux_control),
1180
1181 SND_SOC_DAPM_SUPPLY("RCV Stability Enh", MT6351_AUDDEC_ANA_CON1,
1182 RG_HSOUTPUTSTBENH_VAUDP32_BIT, 0, NULL, 0),
1183 SND_SOC_DAPM_SUPPLY("RCV Bias Gen", MT6351_AUDDEC_ANA_CON6,
1184 RG_ABIDEC_RSVD0_VAUDP32_HS_BIT, 0, NULL, 0),
1185
1186 SND_SOC_DAPM_OUT_DRV("RCV Buffer", MT6351_AUDDEC_ANA_CON0,
1187 RG_AUDHSPWRUP_VAUDP32_BIT, 0, NULL, 0),
1188
1189 /* Outputs */
1190 SND_SOC_DAPM_OUTPUT("Receiver"),
1191 SND_SOC_DAPM_OUTPUT("Headphone L"),
1192 SND_SOC_DAPM_OUTPUT("Headphone R"),
1193 SND_SOC_DAPM_OUTPUT("LINEOUT L"),
1194
1195 /* SGEN */
1196 SND_SOC_DAPM_SUPPLY("SGEN DL Enable", MT6351_AFE_SGEN_CFG0,
1197 SGEN_C_DAC_EN_CTL_BIT, 0, NULL, 0),
1198 SND_SOC_DAPM_SUPPLY("SGEN MUTE", MT6351_AFE_SGEN_CFG0,
1199 SGEN_C_MUTE_SW_CTL_BIT, 1,
1200 mt_sgen_event, SND_SOC_DAPM_PRE_PMU),
1201 SND_SOC_DAPM_SUPPLY("SGEN DL SRC", MT6351_AFE_DL_SRC2_CON0_L,
1202 RG_DL_2_SRC_ON_TMP_CTL_PRE_BIT, 0, NULL, 0),
1203
1204 SND_SOC_DAPM_INPUT("SGEN DL"),
1205
1206 /* Uplinks */
1207 SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "AIF1 Capture", 0,
1208 MT6351_AFE_UL_SRC_CON0_L,
1209 UL_SRC_ON_TMP_CTL, 0,
1210 mt_aif_out_event,
1211 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1212
1213 SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO", SUPPLY_SUBSEQ_ENABLE,
1214 MT6351_LDO_VUSB33_CON0, RG_VUSB33_EN, 0,
1215 NULL, 0),
1216 SND_SOC_DAPM_SUPPLY_S("VUSB33_LDO_CTRL", SUPPLY_SUBSEQ_SETTING,
1217 MT6351_LDO_VUSB33_CON0, RG_VUSB33_ON_CTRL, 1,
1218 NULL, 0),
1219
1220 SND_SOC_DAPM_SUPPLY_S("VA18_LDO", SUPPLY_SUBSEQ_ENABLE,
1221 MT6351_LDO_VA18_CON0, RG_VA18_EN, 0, NULL, 0),
1222 SND_SOC_DAPM_SUPPLY_S("VA18_LDO_CTRL", SUPPLY_SUBSEQ_SETTING,
1223 MT6351_LDO_VA18_CON0, RG_VA18_ON_CTRL, 1,
1224 NULL, 0),
1225
1226 SND_SOC_DAPM_SUPPLY_S("ADC CLKGEN", SUPPLY_SUBSEQ_ENABLE,
1227 MT6351_AUDENC_ANA_CON3, RG_AUDADCCLKRSTB, 0,
1228 mt_adc_clkgen_event,
1229 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1230
1231 /* Uplinks MUX */
1232 SND_SOC_DAPM_MUX("AIF Out Mux", SND_SOC_NOPM, 0, 0,
1233 &aif_out_mux_control),
1234
1235 SND_SOC_DAPM_MUX("ADC L Mux", SND_SOC_NOPM, 0, 0,
1236 &adc_left_mux_control),
1237 SND_SOC_DAPM_MUX("ADC R Mux", SND_SOC_NOPM, 0, 0,
1238 &adc_right_mux_control),
1239
1240 SND_SOC_DAPM_ADC("ADC L", NULL,
1241 MT6351_AUDENC_ANA_CON0, RG_AUDADCLPWRUP, 0),
1242 SND_SOC_DAPM_ADC("ADC R", NULL,
1243 MT6351_AUDENC_ANA_CON1, RG_AUDADCRPWRUP, 0),
1244
1245 SND_SOC_DAPM_MUX("PGA L Mux", SND_SOC_NOPM, 0, 0,
1246 &pga_left_mux_control),
1247 SND_SOC_DAPM_MUX("PGA R Mux", SND_SOC_NOPM, 0, 0,
1248 &pga_right_mux_control),
1249
1250 SND_SOC_DAPM_PGA_E("PGA L", MT6351_AUDENC_ANA_CON0, RG_AUDPREAMPLON, 0,
1251 NULL, 0,
1252 mt_pga_left_event,
1253 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1254 SND_SOC_DAPM_PGA_E("PGA R", MT6351_AUDENC_ANA_CON1, RG_AUDPREAMPRON, 0,
1255 NULL, 0,
1256 mt_pga_right_event,
1257 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU),
1258
1259 /* main mic mic bias */
1260 SND_SOC_DAPM_SUPPLY_S("Mic Bias 0", SUPPLY_SUBSEQ_MICBIAS,
1261 MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS0, 0,
1262 mt_mic_bias_0_event,
1263 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1264 /* ref mic mic bias */
1265 SND_SOC_DAPM_SUPPLY_S("Mic Bias 2", SUPPLY_SUBSEQ_MICBIAS,
1266 MT6351_AUDENC_ANA_CON9, RG_AUDPWDBMICBIAS2, 0,
1267 mt_mic_bias_2_event,
1268 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1269 /* headset mic1/2 mic bias */
1270 SND_SOC_DAPM_SUPPLY_S("Mic Bias 1", SUPPLY_SUBSEQ_MICBIAS,
1271 MT6351_AUDENC_ANA_CON10, RG_AUDPWDBMICBIAS1, 0,
1272 mt_mic_bias_1_event,
1273 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1274 SND_SOC_DAPM_SUPPLY_S("Mic Bias 1 DCC pull high", SUPPLY_SUBSEQ_MICBIAS,
1275 MT6351_AUDENC_ANA_CON10,
1276 RG_AUDMICBIAS1DCSW1NEN, 0,
1277 NULL, 0),
1278
1279 /* UL input */
1280 SND_SOC_DAPM_INPUT("AIN0"),
1281 SND_SOC_DAPM_INPUT("AIN1"),
1282 SND_SOC_DAPM_INPUT("AIN2"),
1283 SND_SOC_DAPM_INPUT("AIN3"),
1284 };
1285
1286 static const struct snd_soc_dapm_route mt6351_dapm_routes[] = {
1287 /* Capture */
1288 {"AIF1TX", NULL, "AIF Out Mux"},
1289 {"AIF1TX", NULL, "VUSB33_LDO"},
1290 {"VUSB33_LDO", NULL, "VUSB33_LDO_CTRL"},
1291 {"AIF1TX", NULL, "VA18_LDO"},
1292 {"VA18_LDO", NULL, "VA18_LDO_CTRL"},
1293
1294 {"AIF1TX", NULL, "AUDGLB"},
1295 {"AIF1TX", NULL, "CLKSQ Audio"},
1296
1297 {"AIF1TX", NULL, "AFE_ON"},
1298
1299 {"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"},
1300 {"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"},
1301 {"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"},
1302 {"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"},
1303
1304 {"AIF Out Mux", "Normal Path", "ADC L"},
1305 {"AIF Out Mux", "Normal Path", "ADC R"},
1306
1307 {"ADC L", NULL, "ADC L Mux"},
1308 {"ADC L", NULL, "AUD_CK"},
1309 {"ADC L", NULL, "AUDIF_CK"},
1310 {"ADC L", NULL, "ADC CLKGEN"},
1311 {"ADC R", NULL, "ADC R Mux"},
1312 {"ADC R", NULL, "AUD_CK"},
1313 {"ADC R", NULL, "AUDIF_CK"},
1314 {"ADC R", NULL, "ADC CLKGEN"},
1315
1316 {"ADC L Mux", "AIN0", "AIN0"},
1317 {"ADC L Mux", "Left Preamplifier", "PGA L"},
1318
1319 {"ADC R Mux", "AIN0", "AIN0"},
1320 {"ADC R Mux", "Right Preamplifier", "PGA R"},
1321
1322 {"PGA L", NULL, "PGA L Mux"},
1323 {"PGA R", NULL, "PGA R Mux"},
1324
1325 {"PGA L Mux", "AIN0", "AIN0"},
1326 {"PGA L Mux", "AIN1", "AIN1"},
1327 {"PGA L Mux", "AIN2", "AIN2"},
1328
1329 {"PGA R Mux", "AIN0", "AIN0"},
1330 {"PGA R Mux", "AIN3", "AIN3"},
1331 {"PGA R Mux", "AIN2", "AIN2"},
1332
1333 {"AIN0", NULL, "Mic Bias 0"},
1334 {"AIN2", NULL, "Mic Bias 2"},
1335
1336 {"AIN1", NULL, "Mic Bias 1"},
1337 {"AIN1", NULL, "Mic Bias 1 DCC pull high"},
1338
1339 /* DL Supply */
1340 {"DL Power Supply", NULL, "AUDGLB"},
1341 {"DL Power Supply", NULL, "CLKSQ Audio"},
1342 {"DL Power Supply", NULL, "ZCD13M_CK"},
1343 {"DL Power Supply", NULL, "AUD_CK"},
1344 {"DL Power Supply", NULL, "AUDIF_CK"},
1345 {"DL Power Supply", NULL, "AUDNCP_CK"},
1346
1347 {"DL Power Supply", NULL, "NV Regulator"},
1348 {"DL Power Supply", NULL, "AUD_CLK"},
1349 {"DL Power Supply", NULL, "IBIST"},
1350 {"DL Power Supply", NULL, "LDO"},
1351 {"LDO", NULL, "LDO_REMOTE_SENSE"},
1352
1353 /* DL Digital Supply */
1354 {"DL Digital Clock", NULL, "AUDIO_TOP_AFE_CTL"},
1355 {"DL Digital Clock", NULL, "AUDIO_TOP_DAC_CTL"},
1356 {"DL Digital Clock", NULL, "AUDIO_TOP_PWR_CLK"},
1357 {"DL Digital Clock", NULL, "AUDIO_TOP_PDN_RESERVED"},
1358 {"DL Digital Clock", NULL, "NCP"},
1359 {"DL Digital Clock", NULL, "AFE_ON"},
1360
1361 {"AIF_RX", NULL, "DL Digital Clock"},
1362
1363 /* DL Path */
1364 {"DAC In Mux", "Normal Path", "AIF_RX"},
1365
1366 {"DAC In Mux", "Sgen", "SGEN DL"},
1367 {"SGEN DL", NULL, "SGEN DL SRC"},
1368 {"SGEN DL", NULL, "SGEN MUTE"},
1369 {"SGEN DL", NULL, "SGEN DL Enable"},
1370 {"SGEN DL", NULL, "DL Digital Clock"},
1371
1372 {"DACL", NULL, "DAC In Mux"},
1373 {"DACL", NULL, "DL Power Supply"},
1374 {"DACL", NULL, "DACL_BIASGEN"},
1375
1376 {"DACR", NULL, "DAC In Mux"},
1377 {"DACR", NULL, "DL Power Supply"},
1378 {"DACR", NULL, "DACR_BIASGEN"},
1379
1380 {"LOL Mux", "Playback", "DACL"},
1381
1382 {"LOL Buffer", NULL, "LOL Mux"},
1383 {"LOL Buffer", NULL, "LO Stability Enh"},
1384 {"LOL Buffer", NULL, "LOL Bias Gen"},
1385
1386 {"LINEOUT L", NULL, "LOL Buffer"},
1387
1388 /* Headphone Path */
1389 {"HPL Mux", "Audio Playback", "DACL"},
1390 {"HPR Mux", "Audio Playback", "DACR"},
1391
1392 {"HPL Mux", "LoudSPK Playback", "DACL"},
1393 {"HPR Mux", "LoudSPK Playback", "DACR"},
1394
1395 {"HPL Power", NULL, "HPL Mux"},
1396 {"HPR Power", NULL, "HPR Mux"},
1397
1398 {"Headphone L", NULL, "HPL Power"},
1399 {"Headphone R", NULL, "HPR Power"},
1400
1401 /* Receiver Path */
1402 {"RCV Mux", "Voice Playback", "DACL"},
1403
1404 {"RCV Buffer", NULL, "RCV Mux"},
1405 {"RCV Buffer", NULL, "RCV Stability Enh"},
1406 {"RCV Buffer", NULL, "RCV Bias Gen"},
1407
1408 {"Receiver", NULL, "RCV Buffer"},
1409 };
1410
mt6351_codec_init_reg(struct snd_soc_component * cmpnt)1411 static int mt6351_codec_init_reg(struct snd_soc_component *cmpnt)
1412 {
1413 /* Disable CLKSQ 26MHz */
1414 regmap_update_bits(cmpnt->regmap, MT6351_TOP_CLKSQ, 0x0001, 0x0);
1415 /* disable AUDGLB */
1416 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON9,
1417 0x1000, 0x1000);
1418 /* Turn off AUDNCP_CLKDIV engine clock,Turn off AUD 26M */
1419 regmap_update_bits(cmpnt->regmap, MT6351_TOP_CKPDN_CON0_SET,
1420 0x3800, 0x3800);
1421 /* Disable HeadphoneL/HeadphoneR/voice short circuit protection */
1422 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON0,
1423 0xe000, 0xe000);
1424 /* [5] = 1, disable LO buffer left short circuit protection */
1425 regmap_update_bits(cmpnt->regmap, MT6351_AUDDEC_ANA_CON3,
1426 0x20, 0x20);
1427 /* Reverse the PMIC clock*/
1428 regmap_update_bits(cmpnt->regmap, MT6351_AFE_PMIC_NEWIF_CFG2,
1429 0x8000, 0x8000);
1430 return 0;
1431 }
1432
mt6351_codec_probe(struct snd_soc_component * cmpnt)1433 static int mt6351_codec_probe(struct snd_soc_component *cmpnt)
1434 {
1435 struct mt6351_priv *priv = snd_soc_component_get_drvdata(cmpnt);
1436
1437 snd_soc_component_init_regmap(cmpnt, priv->regmap);
1438
1439 mt6351_codec_init_reg(cmpnt);
1440 return 0;
1441 }
1442
1443 static const struct snd_soc_component_driver mt6351_soc_component_driver = {
1444 .probe = mt6351_codec_probe,
1445 .controls = mt6351_snd_controls,
1446 .num_controls = ARRAY_SIZE(mt6351_snd_controls),
1447 .dapm_widgets = mt6351_dapm_widgets,
1448 .num_dapm_widgets = ARRAY_SIZE(mt6351_dapm_widgets),
1449 .dapm_routes = mt6351_dapm_routes,
1450 .num_dapm_routes = ARRAY_SIZE(mt6351_dapm_routes),
1451 };
1452
mt6351_codec_driver_probe(struct platform_device * pdev)1453 static int mt6351_codec_driver_probe(struct platform_device *pdev)
1454 {
1455 struct mt6351_priv *priv;
1456
1457 priv = devm_kzalloc(&pdev->dev,
1458 sizeof(struct mt6351_priv),
1459 GFP_KERNEL);
1460 if (!priv)
1461 return -ENOMEM;
1462
1463 dev_set_drvdata(&pdev->dev, priv);
1464
1465 priv->dev = &pdev->dev;
1466
1467 priv->regmap = dev_get_regmap(pdev->dev.parent, NULL);
1468 if (!priv->regmap)
1469 return -ENODEV;
1470
1471 dev_dbg(priv->dev, "%s(), dev name %s\n",
1472 __func__, dev_name(&pdev->dev));
1473
1474 return devm_snd_soc_register_component(&pdev->dev,
1475 &mt6351_soc_component_driver,
1476 mt6351_dai_driver,
1477 ARRAY_SIZE(mt6351_dai_driver));
1478 }
1479
1480 static const struct of_device_id mt6351_of_match[] = {
1481 {.compatible = "mediatek,mt6351-sound",},
1482 {}
1483 };
1484
1485 static struct platform_driver mt6351_codec_driver = {
1486 .driver = {
1487 .name = "mt6351-sound",
1488 .of_match_table = mt6351_of_match,
1489 },
1490 .probe = mt6351_codec_driver_probe,
1491 };
1492
1493 module_platform_driver(mt6351_codec_driver)
1494
1495 /* Module information */
1496 MODULE_DESCRIPTION("MT6351 ALSA SoC codec driver");
1497 MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
1498 MODULE_LICENSE("GPL v2");
1499