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Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[cris-mirror.git] / sound / soc / codecs / rt298.c
blobf80cfe4d2ef2f050e1b3d43103fcadc789144ce1
1 /*
2 * rt298.c -- RT298 ALSA SoC audio codec driver
3 *
4 * Copyright 2015 Realtek Semiconductor Corp.
5 * Author: Bard Liao <bardliao@realtek.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12 #include <linux/module.h>
13 #include <linux/moduleparam.h>
14 #include <linux/init.h>
15 #include <linux/delay.h>
16 #include <linux/pm.h>
17 #include <linux/i2c.h>
18 #include <linux/platform_device.h>
19 #include <linux/spi/spi.h>
20 #include <linux/dmi.h>
21 #include <linux/acpi.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/pcm_params.h>
25 #include <sound/soc.h>
26 #include <sound/soc-dapm.h>
27 #include <sound/initval.h>
28 #include <sound/tlv.h>
29 #include <sound/jack.h>
30 #include <linux/workqueue.h>
31 #include <sound/rt298.h>
32
33 #include "rl6347a.h"
34 #include "rt298.h"
35
36 #define RT298_VENDOR_ID 0x10ec0298
37
38 struct rt298_priv {
39 struct reg_default *index_cache;
40 int index_cache_size;
41 struct regmap *regmap;
42 struct snd_soc_codec *codec;
43 struct rt298_platform_data pdata;
44 struct i2c_client *i2c;
45 struct snd_soc_jack *jack;
46 struct delayed_work jack_detect_work;
47 int sys_clk;
48 int clk_id;
49 int is_hp_in;
50 };
51
52 static const struct reg_default rt298_index_def[] = {
53 { 0x01, 0xa5a8 },
54 { 0x02, 0x8e95 },
55 { 0x03, 0x0002 },
56 { 0x04, 0xaf67 },
57 { 0x08, 0x200f },
58 { 0x09, 0xd010 },
59 { 0x0a, 0x0100 },
60 { 0x0b, 0x0000 },
61 { 0x0d, 0x2800 },
62 { 0x0f, 0x0022 },
63 { 0x19, 0x0217 },
64 { 0x20, 0x0020 },
65 { 0x33, 0x0208 },
66 { 0x46, 0x0300 },
67 { 0x49, 0x4004 },
68 { 0x4f, 0x50c9 },
69 { 0x50, 0x3000 },
70 { 0x63, 0x1b02 },
71 { 0x67, 0x1111 },
72 { 0x68, 0x1016 },
73 { 0x69, 0x273f },
74 };
75 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def)
76
77 static const struct reg_default rt298_reg[] = {
78 { 0x00170500, 0x00000400 },
79 { 0x00220000, 0x00000031 },
80 { 0x00239000, 0x0000007f },
81 { 0x0023a000, 0x0000007f },
82 { 0x00270500, 0x00000400 },
83 { 0x00370500, 0x00000400 },
84 { 0x00870500, 0x00000400 },
85 { 0x00920000, 0x00000031 },
86 { 0x00935000, 0x000000c3 },
87 { 0x00936000, 0x000000c3 },
88 { 0x00970500, 0x00000400 },
89 { 0x00b37000, 0x00000097 },
90 { 0x00b37200, 0x00000097 },
91 { 0x00b37300, 0x00000097 },
92 { 0x00c37000, 0x00000000 },
93 { 0x00c37100, 0x00000080 },
94 { 0x01270500, 0x00000400 },
95 { 0x01370500, 0x00000400 },
96 { 0x01371f00, 0x411111f0 },
97 { 0x01439000, 0x00000080 },
98 { 0x0143a000, 0x00000080 },
99 { 0x01470700, 0x00000000 },
100 { 0x01470500, 0x00000400 },
101 { 0x01470c00, 0x00000000 },
102 { 0x01470100, 0x00000000 },
103 { 0x01837000, 0x00000000 },
104 { 0x01870500, 0x00000400 },
105 { 0x02050000, 0x00000000 },
106 { 0x02139000, 0x00000080 },
107 { 0x0213a000, 0x00000080 },
108 { 0x02170100, 0x00000000 },
109 { 0x02170500, 0x00000400 },
110 { 0x02170700, 0x00000000 },
111 { 0x02270100, 0x00000000 },
112 { 0x02370100, 0x00000000 },
113 { 0x01870700, 0x00000020 },
114 { 0x00830000, 0x000000c3 },
115 { 0x00930000, 0x000000c3 },
116 { 0x01270700, 0x00000000 },
117 };
118
119 static bool rt298_volatile_register(struct device *dev, unsigned int reg)
120 {
121 switch (reg) {
122 case 0 ... 0xff:
123 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
124 case RT298_GET_HP_SENSE:
125 case RT298_GET_MIC1_SENSE:
126 case RT298_PROC_COEF:
127 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
128 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
129 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
130 return true;
131 default:
132 return false;
133 }
134
135
136 }
137
138 static bool rt298_readable_register(struct device *dev, unsigned int reg)
139 {
140 switch (reg) {
141 case 0 ... 0xff:
142 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
143 case RT298_GET_HP_SENSE:
144 case RT298_GET_MIC1_SENSE:
145 case RT298_SET_AUDIO_POWER:
146 case RT298_SET_HPO_POWER:
147 case RT298_SET_SPK_POWER:
148 case RT298_SET_DMIC1_POWER:
149 case RT298_SPK_MUX:
150 case RT298_HPO_MUX:
151 case RT298_ADC0_MUX:
152 case RT298_ADC1_MUX:
153 case RT298_SET_MIC1:
154 case RT298_SET_PIN_HPO:
155 case RT298_SET_PIN_SPK:
156 case RT298_SET_PIN_DMIC1:
157 case RT298_SPK_EAPD:
158 case RT298_SET_AMP_GAIN_HPO:
159 case RT298_SET_DMIC2_DEFAULT:
160 case RT298_DACL_GAIN:
161 case RT298_DACR_GAIN:
162 case RT298_ADCL_GAIN:
163 case RT298_ADCR_GAIN:
164 case RT298_MIC_GAIN:
165 case RT298_SPOL_GAIN:
166 case RT298_SPOR_GAIN:
167 case RT298_HPOL_GAIN:
168 case RT298_HPOR_GAIN:
169 case RT298_F_DAC_SWITCH:
170 case RT298_F_RECMIX_SWITCH:
171 case RT298_REC_MIC_SWITCH:
172 case RT298_REC_I2S_SWITCH:
173 case RT298_REC_LINE_SWITCH:
174 case RT298_REC_BEEP_SWITCH:
175 case RT298_DAC_FORMAT:
176 case RT298_ADC_FORMAT:
177 case RT298_COEF_INDEX:
178 case RT298_PROC_COEF:
179 case RT298_SET_AMP_GAIN_ADC_IN1:
180 case RT298_SET_AMP_GAIN_ADC_IN2:
181 case RT298_SET_POWER(RT298_DAC_OUT1):
182 case RT298_SET_POWER(RT298_DAC_OUT2):
183 case RT298_SET_POWER(RT298_ADC_IN1):
184 case RT298_SET_POWER(RT298_ADC_IN2):
185 case RT298_SET_POWER(RT298_DMIC2):
186 case RT298_SET_POWER(RT298_MIC1):
187 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
188 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
189 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
190 return true;
191 default:
192 return false;
193 }
194 }
195
196 #ifdef CONFIG_PM
197 static void rt298_index_sync(struct snd_soc_codec *codec)
198 {
199 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
200 int i;
201
202 for (i = 0; i < INDEX_CACHE_SIZE; i++) {
203 snd_soc_write(codec, rt298->index_cache[i].reg,
204 rt298->index_cache[i].def);
205 }
206 }
207 #endif
208
209 static int rt298_support_power_controls[] = {
210 RT298_DAC_OUT1,
211 RT298_DAC_OUT2,
212 RT298_ADC_IN1,
213 RT298_ADC_IN2,
214 RT298_MIC1,
215 RT298_DMIC1,
216 RT298_DMIC2,
217 RT298_SPK_OUT,
218 RT298_HP_OUT,
219 };
220 #define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls)
221
222 static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic)
223 {
224 struct snd_soc_dapm_context *dapm;
225 unsigned int val, buf;
226
227 *hp = false;
228 *mic = false;
229
230 if (!rt298->codec)
231 return -EINVAL;
232
233 dapm = snd_soc_codec_get_dapm(rt298->codec);
234
235 if (rt298->pdata.cbj_en) {
236 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
237 *hp = buf & 0x80000000;
238 if (*hp == rt298->is_hp_in)
239 return -1;
240 rt298->is_hp_in = *hp;
241 if (*hp) {
242 /* power on HV,VERF */
243 regmap_update_bits(rt298->regmap,
244 RT298_DC_GAIN, 0x200, 0x200);
245
246 snd_soc_dapm_force_enable_pin(dapm, "HV");
247 snd_soc_dapm_force_enable_pin(dapm, "VREF");
248 /* power LDO1 */
249 snd_soc_dapm_force_enable_pin(dapm, "LDO1");
250 snd_soc_dapm_sync(dapm);
251
252 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24);
253 msleep(50);
254
255 regmap_update_bits(rt298->regmap,
256 RT298_CBJ_CTRL1, 0xfcc0, 0xd400);
257 msleep(300);
258 regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val);
259
260 if (0x0070 == (val & 0x0070)) {
261 *mic = true;
262 } else {
263 regmap_update_bits(rt298->regmap,
264 RT298_CBJ_CTRL1, 0xfcc0, 0xe400);
265 msleep(300);
266 regmap_read(rt298->regmap,
267 RT298_CBJ_CTRL2, &val);
268 if (0x0070 == (val & 0x0070))
269 *mic = true;
270 else
271 *mic = false;
272 }
273 regmap_update_bits(rt298->regmap,
274 RT298_DC_GAIN, 0x200, 0x0);
275
276 } else {
277 *mic = false;
278 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20);
279 regmap_update_bits(rt298->regmap,
280 RT298_CBJ_CTRL1, 0x0400, 0x0000);
281 }
282 } else {
283 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
284 *hp = buf & 0x80000000;
285 regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf);
286 *mic = buf & 0x80000000;
287 }
288
289 snd_soc_dapm_disable_pin(dapm, "HV");
290 snd_soc_dapm_disable_pin(dapm, "VREF");
291 if (!*hp)
292 snd_soc_dapm_disable_pin(dapm, "LDO1");
293 snd_soc_dapm_sync(dapm);
294
295 pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
296
297 return 0;
298 }
299
300 static void rt298_jack_detect_work(struct work_struct *work)
301 {
302 struct rt298_priv *rt298 =
303 container_of(work, struct rt298_priv, jack_detect_work.work);
304 int status = 0;
305 bool hp = false;
306 bool mic = false;
307
308 if (rt298_jack_detect(rt298, &hp, &mic) < 0)
309 return;
310
311 if (hp == true)
312 status |= SND_JACK_HEADPHONE;
313
314 if (mic == true)
315 status |= SND_JACK_MICROPHONE;
316
317 snd_soc_jack_report(rt298->jack, status,
318 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
319 }
320
321 int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack)
322 {
323 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
324
325 rt298->jack = jack;
326
327 /* Send an initial empty report */
328 snd_soc_jack_report(rt298->jack, 0,
329 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
330
331 return 0;
332 }
333 EXPORT_SYMBOL_GPL(rt298_mic_detect);
334
335 static int is_mclk_mode(struct snd_soc_dapm_widget *source,
336 struct snd_soc_dapm_widget *sink)
337 {
338 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
339 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
340
341 if (rt298->clk_id == RT298_SCLK_S_MCLK)
342 return 1;
343 else
344 return 0;
345 }
346
347 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0);
348 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
349
350 static const struct snd_kcontrol_new rt298_snd_controls[] = {
351 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN,
352 RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv),
353 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN,
354 RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv),
355 SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN,
356 0, 0x3, 0, mic_vol_tlv),
357 SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN,
358 RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1),
359 };
360
361 /* Digital Mixer */
362 static const struct snd_kcontrol_new rt298_front_mix[] = {
363 SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH,
364 RT298_MUTE_SFT, 1, 1),
365 SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH,
366 RT298_MUTE_SFT, 1, 1),
367 };
368
369 /* Analog Input Mixer */
370 static const struct snd_kcontrol_new rt298_rec_mix[] = {
371 SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH,
372 RT298_MUTE_SFT, 1, 1),
373 SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH,
374 RT298_MUTE_SFT, 1, 1),
375 SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH,
376 RT298_MUTE_SFT, 1, 1),
377 SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH,
378 RT298_MUTE_SFT, 1, 1),
379 };
380
381 static const struct snd_kcontrol_new spo_enable_control =
382 SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK,
383 RT298_SET_PIN_SFT, 1, 0);
384
385 static const struct snd_kcontrol_new hpol_enable_control =
386 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN,
387 RT298_MUTE_SFT, 1, 1);
388
389 static const struct snd_kcontrol_new hpor_enable_control =
390 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN,
391 RT298_MUTE_SFT, 1, 1);
392
393 /* ADC0 source */
394 static const char * const rt298_adc_src[] = {
395 "Mic", "RECMIX", "Dmic"
396 };
397
398 static const int rt298_adc_values[] = {
399 0, 4, 5,
400 };
401
402 static SOC_VALUE_ENUM_SINGLE_DECL(
403 rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT,
404 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
405
406 static const struct snd_kcontrol_new rt298_adc0_mux =
407 SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum);
408
409 static SOC_VALUE_ENUM_SINGLE_DECL(
410 rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT,
411 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
412
413 static const struct snd_kcontrol_new rt298_adc1_mux =
414 SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum);
415
416 static const char * const rt298_dac_src[] = {
417 "Front", "Surround"
418 };
419 /* HP-OUT source */
420 static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX,
421 0, rt298_dac_src);
422
423 static const struct snd_kcontrol_new rt298_hpo_mux =
424 SOC_DAPM_ENUM("HPO source", rt298_hpo_enum);
425
426 /* SPK-OUT source */
427 static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX,
428 0, rt298_dac_src);
429
430 static const struct snd_kcontrol_new rt298_spo_mux =
431 SOC_DAPM_ENUM("SPO source", rt298_spo_enum);
432
433 static int rt298_spk_event(struct snd_soc_dapm_widget *w,
434 struct snd_kcontrol *kcontrol, int event)
435 {
436 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
437
438 switch (event) {
439 case SND_SOC_DAPM_POST_PMU:
440 snd_soc_write(codec,
441 RT298_SPK_EAPD, RT298_SET_EAPD_HIGH);
442 break;
443 case SND_SOC_DAPM_PRE_PMD:
444 snd_soc_write(codec,
445 RT298_SPK_EAPD, RT298_SET_EAPD_LOW);
446 break;
447
448 default:
449 return 0;
450 }
451
452 return 0;
453 }
454
455 static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w,
456 struct snd_kcontrol *kcontrol, int event)
457 {
458 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
459
460 switch (event) {
461 case SND_SOC_DAPM_POST_PMU:
462 snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0x20);
463 break;
464 case SND_SOC_DAPM_PRE_PMD:
465 snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0);
466 break;
467 default:
468 return 0;
469 }
470
471 return 0;
472 }
473
474 static int rt298_adc_event(struct snd_soc_dapm_widget *w,
475 struct snd_kcontrol *kcontrol, int event)
476 {
477 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
478 unsigned int nid;
479
480 nid = (w->reg >> 20) & 0xff;
481
482 switch (event) {
483 case SND_SOC_DAPM_POST_PMU:
484 snd_soc_update_bits(codec,
485 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
486 0x7080, 0x7000);
487 /* If MCLK doesn't exist, reset AD filter */
488 if (!(snd_soc_read(codec, RT298_VAD_CTRL) & 0x200)) {
489 pr_info("NO MCLK\n");
490 switch (nid) {
491 case RT298_ADC_IN1:
492 snd_soc_update_bits(codec,
493 RT298_D_FILTER_CTRL, 0x2, 0x2);
494 mdelay(10);
495 snd_soc_update_bits(codec,
496 RT298_D_FILTER_CTRL, 0x2, 0x0);
497 break;
498 case RT298_ADC_IN2:
499 snd_soc_update_bits(codec,
500 RT298_D_FILTER_CTRL, 0x4, 0x4);
501 mdelay(10);
502 snd_soc_update_bits(codec,
503 RT298_D_FILTER_CTRL, 0x4, 0x0);
504 break;
505 }
506 }
507 break;
508 case SND_SOC_DAPM_PRE_PMD:
509 snd_soc_update_bits(codec,
510 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
511 0x7080, 0x7080);
512 break;
513 default:
514 return 0;
515 }
516
517 return 0;
518 }
519
520 static int rt298_mic1_event(struct snd_soc_dapm_widget *w,
521 struct snd_kcontrol *kcontrol, int event)
522 {
523 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
524
525 switch (event) {
526 case SND_SOC_DAPM_PRE_PMU:
527 snd_soc_update_bits(codec,
528 RT298_A_BIAS_CTRL3, 0xc000, 0x8000);
529 snd_soc_update_bits(codec,
530 RT298_A_BIAS_CTRL2, 0xc000, 0x8000);
531 break;
532 case SND_SOC_DAPM_POST_PMD:
533 snd_soc_update_bits(codec,
534 RT298_A_BIAS_CTRL3, 0xc000, 0x0000);
535 snd_soc_update_bits(codec,
536 RT298_A_BIAS_CTRL2, 0xc000, 0x0000);
537 break;
538 default:
539 return 0;
540 }
541
542 return 0;
543 }
544
545 static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = {
546
547 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1,
548 12, 1, NULL, 0),
549 SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1,
550 0, 1, NULL, 0),
551 SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2,
552 1, 0, NULL, 0),
553 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2,
554 2, 0, NULL, 0),
555 SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2,
556 3, 0, NULL, 0),
557 SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2,
558 4, 1, NULL, 0),
559 SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1,
560 13, 1, NULL, 0),
561
562
563 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1,
564 5, 0, NULL, 0),
565 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM,
566 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU |
567 SND_SOC_DAPM_POST_PMD),
568
569 /* Input Lines */
570 SND_SOC_DAPM_INPUT("DMIC1 Pin"),
571 SND_SOC_DAPM_INPUT("DMIC2 Pin"),
572 SND_SOC_DAPM_INPUT("MIC1"),
573 SND_SOC_DAPM_INPUT("LINE1"),
574 SND_SOC_DAPM_INPUT("Beep"),
575
576 /* DMIC */
577 SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1,
578 NULL, 0, rt298_set_dmic1_event,
579 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
580 SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1,
581 NULL, 0),
582 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM,
583 0, 0, NULL, 0),
584
585 /* REC Mixer */
586 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0,
587 rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)),
588
589 /* ADCs */
590 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0),
591 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0),
592
593 /* ADC Mux */
594 SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1,
595 &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
596 SND_SOC_DAPM_POST_PMU),
597 SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1,
598 &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
599 SND_SOC_DAPM_POST_PMU),
600
601 /* Audio Interface */
602 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
603 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
604 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
605 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
606
607 /* Output Side */
608 /* DACs */
609 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0),
610 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0),
611
612 /* Output Mux */
613 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux),
614 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux),
615
616 SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO,
617 RT298_SET_PIN_SFT, 0, NULL, 0),
618
619 /* Output Mixer */
620 SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1,
621 rt298_front_mix, ARRAY_SIZE(rt298_front_mix)),
622 SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1,
623 NULL, 0),
624
625 /* Output Pga */
626 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0,
627 &spo_enable_control, rt298_spk_event,
628 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
629 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0,
630 &hpol_enable_control),
631 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0,
632 &hpor_enable_control),
633
634 /* Output Lines */
635 SND_SOC_DAPM_OUTPUT("SPOL"),
636 SND_SOC_DAPM_OUTPUT("SPOR"),
637 SND_SOC_DAPM_OUTPUT("HPO Pin"),
638 SND_SOC_DAPM_OUTPUT("SPDIF"),
639 };
640
641 static const struct snd_soc_dapm_route rt298_dapm_routes[] = {
642
643 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode},
644 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode},
645 {"Front", NULL, "MCLK MODE", is_mclk_mode},
646 {"Surround", NULL, "MCLK MODE", is_mclk_mode},
647
648 {"HP Power", NULL, "LDO1"},
649 {"HP Power", NULL, "LDO2"},
650 {"HP Power", NULL, "LV"},
651 {"HP Power", NULL, "VREF1"},
652 {"HP Power", NULL, "BG_MBIAS"},
653
654 {"MIC1", NULL, "LDO1"},
655 {"MIC1", NULL, "LDO2"},
656 {"MIC1", NULL, "HV"},
657 {"MIC1", NULL, "LV"},
658 {"MIC1", NULL, "VREF"},
659 {"MIC1", NULL, "VREF1"},
660 {"MIC1", NULL, "BG_MBIAS"},
661 {"MIC1", NULL, "MIC1 Input Buffer"},
662
663 {"SPO", NULL, "LDO1"},
664 {"SPO", NULL, "LDO2"},
665 {"SPO", NULL, "HV"},
666 {"SPO", NULL, "LV"},
667 {"SPO", NULL, "VREF"},
668 {"SPO", NULL, "VREF1"},
669 {"SPO", NULL, "BG_MBIAS"},
670
671 {"DMIC1", NULL, "DMIC1 Pin"},
672 {"DMIC2", NULL, "DMIC2 Pin"},
673 {"DMIC1", NULL, "DMIC Receiver"},
674 {"DMIC2", NULL, "DMIC Receiver"},
675
676 {"RECMIX", "Beep Switch", "Beep"},
677 {"RECMIX", "Line1 Switch", "LINE1"},
678 {"RECMIX", "Mic1 Switch", "MIC1"},
679
680 {"ADC 0 Mux", "Dmic", "DMIC1"},
681 {"ADC 0 Mux", "RECMIX", "RECMIX"},
682 {"ADC 0 Mux", "Mic", "MIC1"},
683 {"ADC 1 Mux", "Dmic", "DMIC2"},
684 {"ADC 1 Mux", "RECMIX", "RECMIX"},
685 {"ADC 1 Mux", "Mic", "MIC1"},
686
687 {"ADC 0", NULL, "ADC 0 Mux"},
688 {"ADC 1", NULL, "ADC 1 Mux"},
689
690 {"AIF1TX", NULL, "ADC 0"},
691 {"AIF2TX", NULL, "ADC 1"},
692
693 {"DAC 0", NULL, "AIF1RX"},
694 {"DAC 1", NULL, "AIF2RX"},
695
696 {"Front", "DAC Switch", "DAC 0"},
697 {"Front", "RECMIX Switch", "RECMIX"},
698
699 {"Surround", NULL, "DAC 1"},
700
701 {"SPK Mux", "Front", "Front"},
702 {"SPK Mux", "Surround", "Surround"},
703
704 {"HPO Mux", "Front", "Front"},
705 {"HPO Mux", "Surround", "Surround"},
706
707 {"SPO", "Switch", "SPK Mux"},
708 {"HPO L", "Switch", "HPO Mux"},
709 {"HPO R", "Switch", "HPO Mux"},
710 {"HPO L", NULL, "HP Power"},
711 {"HPO R", NULL, "HP Power"},
712
713 {"SPOL", NULL, "SPO"},
714 {"SPOR", NULL, "SPO"},
715 {"HPO Pin", NULL, "HPO L"},
716 {"HPO Pin", NULL, "HPO R"},
717 };
718
719 static int rt298_hw_params(struct snd_pcm_substream *substream,
720 struct snd_pcm_hw_params *params,
721 struct snd_soc_dai *dai)
722 {
723 struct snd_soc_codec *codec = dai->codec;
724 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
725 unsigned int val = 0;
726 int d_len_code;
727
728 switch (params_rate(params)) {
729 /* bit 14 0:48K 1:44.1K */
730 case 44100:
731 case 48000:
732 break;
733 default:
734 dev_err(codec->dev, "Unsupported sample rate %d\n",
735 params_rate(params));
736 return -EINVAL;
737 }
738 switch (rt298->sys_clk) {
739 case 12288000:
740 case 24576000:
741 if (params_rate(params) != 48000) {
742 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n",
743 params_rate(params), rt298->sys_clk);
744 return -EINVAL;
745 }
746 break;
747 case 11289600:
748 case 22579200:
749 if (params_rate(params) != 44100) {
750 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n",
751 params_rate(params), rt298->sys_clk);
752 return -EINVAL;
753 }
754 break;
755 }
756
757 if (params_channels(params) <= 16) {
758 /* bit 3:0 Number of Channel */
759 val |= (params_channels(params) - 1);
760 } else {
761 dev_err(codec->dev, "Unsupported channels %d\n",
762 params_channels(params));
763 return -EINVAL;
764 }
765
766 d_len_code = 0;
767 switch (params_width(params)) {
768 /* bit 6:4 Bits per Sample */
769 case 16:
770 d_len_code = 0;
771 val |= (0x1 << 4);
772 break;
773 case 32:
774 d_len_code = 2;
775 val |= (0x4 << 4);
776 break;
777 case 20:
778 d_len_code = 1;
779 val |= (0x2 << 4);
780 break;
781 case 24:
782 d_len_code = 2;
783 val |= (0x3 << 4);
784 break;
785 case 8:
786 d_len_code = 3;
787 break;
788 default:
789 return -EINVAL;
790 }
791
792 snd_soc_update_bits(codec,
793 RT298_I2S_CTRL1, 0x0018, d_len_code << 3);
794 dev_dbg(codec->dev, "format val = 0x%x\n", val);
795
796 snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x407f, val);
797 snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x407f, val);
798
799 return 0;
800 }
801
802 static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
803 {
804 struct snd_soc_codec *codec = dai->codec;
805
806 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
807 case SND_SOC_DAIFMT_CBM_CFM:
808 snd_soc_update_bits(codec,
809 RT298_I2S_CTRL1, 0x800, 0x800);
810 break;
811 case SND_SOC_DAIFMT_CBS_CFS:
812 snd_soc_update_bits(codec,
813 RT298_I2S_CTRL1, 0x800, 0x0);
814 break;
815 default:
816 return -EINVAL;
817 }
818
819 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
820 case SND_SOC_DAIFMT_I2S:
821 snd_soc_update_bits(codec,
822 RT298_I2S_CTRL1, 0x300, 0x0);
823 break;
824 case SND_SOC_DAIFMT_LEFT_J:
825 snd_soc_update_bits(codec,
826 RT298_I2S_CTRL1, 0x300, 0x1 << 8);
827 break;
828 case SND_SOC_DAIFMT_DSP_A:
829 snd_soc_update_bits(codec,
830 RT298_I2S_CTRL1, 0x300, 0x2 << 8);
831 break;
832 case SND_SOC_DAIFMT_DSP_B:
833 snd_soc_update_bits(codec,
834 RT298_I2S_CTRL1, 0x300, 0x3 << 8);
835 break;
836 default:
837 return -EINVAL;
838 }
839 /* bit 15 Stream Type 0:PCM 1:Non-PCM */
840 snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x8000, 0);
841 snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x8000, 0);
842
843 return 0;
844 }
845
846 static int rt298_set_dai_sysclk(struct snd_soc_dai *dai,
847 int clk_id, unsigned int freq, int dir)
848 {
849 struct snd_soc_codec *codec = dai->codec;
850 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
851
852 dev_dbg(codec->dev, "%s freq=%d\n", __func__, freq);
853
854 if (RT298_SCLK_S_MCLK == clk_id) {
855 snd_soc_update_bits(codec,
856 RT298_I2S_CTRL2, 0x0100, 0x0);
857 snd_soc_update_bits(codec,
858 RT298_PLL_CTRL1, 0x20, 0x20);
859 } else {
860 snd_soc_update_bits(codec,
861 RT298_I2S_CTRL2, 0x0100, 0x0100);
862 snd_soc_update_bits(codec,
863 RT298_PLL_CTRL1, 0x20, 0x0);
864 }
865
866 switch (freq) {
867 case 19200000:
868 if (RT298_SCLK_S_MCLK == clk_id) {
869 dev_err(codec->dev, "Should not use MCLK\n");
870 return -EINVAL;
871 }
872 snd_soc_update_bits(codec,
873 RT298_I2S_CTRL2, 0x40, 0x40);
874 break;
875 case 24000000:
876 if (RT298_SCLK_S_MCLK == clk_id) {
877 dev_err(codec->dev, "Should not use MCLK\n");
878 return -EINVAL;
879 }
880 snd_soc_update_bits(codec,
881 RT298_I2S_CTRL2, 0x40, 0x0);
882 break;
883 case 12288000:
884 case 11289600:
885 snd_soc_update_bits(codec,
886 RT298_I2S_CTRL2, 0x8, 0x0);
887 snd_soc_update_bits(codec,
888 RT298_CLK_DIV, 0xfc1e, 0x0004);
889 break;
890 case 24576000:
891 case 22579200:
892 snd_soc_update_bits(codec,
893 RT298_I2S_CTRL2, 0x8, 0x8);
894 snd_soc_update_bits(codec,
895 RT298_CLK_DIV, 0xfc1e, 0x5406);
896 break;
897 default:
898 dev_err(codec->dev, "Unsupported system clock\n");
899 return -EINVAL;
900 }
901
902 rt298->sys_clk = freq;
903 rt298->clk_id = clk_id;
904
905 return 0;
906 }
907
908 static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
909 {
910 struct snd_soc_codec *codec = dai->codec;
911
912 dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio);
913 if (50 == ratio)
914 snd_soc_update_bits(codec,
915 RT298_I2S_CTRL1, 0x1000, 0x1000);
916 else
917 snd_soc_update_bits(codec,
918 RT298_I2S_CTRL1, 0x1000, 0x0);
919
920
921 return 0;
922 }
923
924 static int rt298_set_bias_level(struct snd_soc_codec *codec,
925 enum snd_soc_bias_level level)
926 {
927 switch (level) {
928 case SND_SOC_BIAS_PREPARE:
929 if (SND_SOC_BIAS_STANDBY ==
930 snd_soc_codec_get_bias_level(codec)) {
931 snd_soc_write(codec,
932 RT298_SET_AUDIO_POWER, AC_PWRST_D0);
933 snd_soc_update_bits(codec, 0x0d, 0x200, 0x200);
934 snd_soc_update_bits(codec, 0x52, 0x80, 0x0);
935 mdelay(20);
936 snd_soc_update_bits(codec, 0x0d, 0x200, 0x0);
937 snd_soc_update_bits(codec, 0x52, 0x80, 0x80);
938 }
939 break;
940
941 case SND_SOC_BIAS_STANDBY:
942 snd_soc_write(codec,
943 RT298_SET_AUDIO_POWER, AC_PWRST_D3);
944 break;
945
946 default:
947 break;
948 }
949
950 return 0;
951 }
952
953 static irqreturn_t rt298_irq(int irq, void *data)
954 {
955 struct rt298_priv *rt298 = data;
956 bool hp = false;
957 bool mic = false;
958 int ret, status = 0;
959
960 ret = rt298_jack_detect(rt298, &hp, &mic);
961
962 /* Clear IRQ */
963 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1);
964
965 if (ret == 0) {
966 if (hp == true)
967 status |= SND_JACK_HEADPHONE;
968
969 if (mic == true)
970 status |= SND_JACK_MICROPHONE;
971
972 snd_soc_jack_report(rt298->jack, status,
973 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
974
975 pm_wakeup_event(&rt298->i2c->dev, 300);
976 }
977
978 return IRQ_HANDLED;
979 }
980
981 static int rt298_probe(struct snd_soc_codec *codec)
982 {
983 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
984
985 rt298->codec = codec;
986
987 if (rt298->i2c->irq) {
988 regmap_update_bits(rt298->regmap,
989 RT298_IRQ_CTRL, 0x2, 0x2);
990
991 INIT_DELAYED_WORK(&rt298->jack_detect_work,
992 rt298_jack_detect_work);
993 schedule_delayed_work(&rt298->jack_detect_work,
994 msecs_to_jiffies(1250));
995 }
996
997 return 0;
998 }
999
1000 static int rt298_remove(struct snd_soc_codec *codec)
1001 {
1002 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1003
1004 cancel_delayed_work_sync(&rt298->jack_detect_work);
1005
1006 return 0;
1007 }
1008
1009 #ifdef CONFIG_PM
1010 static int rt298_suspend(struct snd_soc_codec *codec)
1011 {
1012 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1013
1014 rt298->is_hp_in = -1;
1015 regcache_cache_only(rt298->regmap, true);
1016 regcache_mark_dirty(rt298->regmap);
1017
1018 return 0;
1019 }
1020
1021 static int rt298_resume(struct snd_soc_codec *codec)
1022 {
1023 struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
1024
1025 regcache_cache_only(rt298->regmap, false);
1026 rt298_index_sync(codec);
1027 regcache_sync(rt298->regmap);
1028
1029 return 0;
1030 }
1031 #else
1032 #define rt298_suspend NULL
1033 #define rt298_resume NULL
1034 #endif
1035
1036 #define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1037 #define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1038 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1039
1040 static const struct snd_soc_dai_ops rt298_aif_dai_ops = {
1041 .hw_params = rt298_hw_params,
1042 .set_fmt = rt298_set_dai_fmt,
1043 .set_sysclk = rt298_set_dai_sysclk,
1044 .set_bclk_ratio = rt298_set_bclk_ratio,
1045 };
1046
1047 static struct snd_soc_dai_driver rt298_dai[] = {
1048 {
1049 .name = "rt298-aif1",
1050 .id = RT298_AIF1,
1051 .playback = {
1052 .stream_name = "AIF1 Playback",
1053 .channels_min = 1,
1054 .channels_max = 2,
1055 .rates = RT298_STEREO_RATES,
1056 .formats = RT298_FORMATS,
1057 },
1058 .capture = {
1059 .stream_name = "AIF1 Capture",
1060 .channels_min = 1,
1061 .channels_max = 2,
1062 .rates = RT298_STEREO_RATES,
1063 .formats = RT298_FORMATS,
1064 },
1065 .ops = &rt298_aif_dai_ops,
1066 .symmetric_rates = 1,
1067 },
1068 {
1069 .name = "rt298-aif2",
1070 .id = RT298_AIF2,
1071 .playback = {
1072 .stream_name = "AIF2 Playback",
1073 .channels_min = 1,
1074 .channels_max = 2,
1075 .rates = RT298_STEREO_RATES,
1076 .formats = RT298_FORMATS,
1077 },
1078 .capture = {
1079 .stream_name = "AIF2 Capture",
1080 .channels_min = 1,
1081 .channels_max = 2,
1082 .rates = RT298_STEREO_RATES,
1083 .formats = RT298_FORMATS,
1084 },
1085 .ops = &rt298_aif_dai_ops,
1086 .symmetric_rates = 1,
1087 },
1088
1089 };
1090
1091 static struct snd_soc_codec_driver soc_codec_dev_rt298 = {
1092 .probe = rt298_probe,
1093 .remove = rt298_remove,
1094 .suspend = rt298_suspend,
1095 .resume = rt298_resume,
1096 .set_bias_level = rt298_set_bias_level,
1097 .idle_bias_off = true,
1098 .controls = rt298_snd_controls,
1099 .num_controls = ARRAY_SIZE(rt298_snd_controls),
1100 .dapm_widgets = rt298_dapm_widgets,
1101 .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets),
1102 .dapm_routes = rt298_dapm_routes,
1103 .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes),
1104 };
1105
1106 static const struct regmap_config rt298_regmap = {
1107 .reg_bits = 32,
1108 .val_bits = 32,
1109 .max_register = 0x02370100,
1110 .volatile_reg = rt298_volatile_register,
1111 .readable_reg = rt298_readable_register,
1112 .reg_write = rl6347a_hw_write,
1113 .reg_read = rl6347a_hw_read,
1114 .cache_type = REGCACHE_RBTREE,
1115 .reg_defaults = rt298_reg,
1116 .num_reg_defaults = ARRAY_SIZE(rt298_reg),
1117 };
1118
1119 static const struct i2c_device_id rt298_i2c_id[] = {
1120 {"rt298", 0},
1121 {}
1122 };
1123 MODULE_DEVICE_TABLE(i2c, rt298_i2c_id);
1124
1125 static const struct acpi_device_id rt298_acpi_match[] = {
1126 { "INT343A", 0 },
1127 {},
1128 };
1129 MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
1130
1131 static const struct dmi_system_id force_combo_jack_table[] = {
1132 {
1133 .ident = "Intel Broxton P",
1134 .matches = {
1135 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
1136 DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P")
1137 }
1138 },
1139 { }
1140 };
1141
1142 static int rt298_i2c_probe(struct i2c_client *i2c,
1143 const struct i2c_device_id *id)
1144 {
1145 struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev);
1146 struct rt298_priv *rt298;
1147 struct device *dev = &i2c->dev;
1148 const struct acpi_device_id *acpiid;
1149 int i, ret;
1150
1151 rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298),
1152 GFP_KERNEL);
1153 if (NULL == rt298)
1154 return -ENOMEM;
1155
1156 rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap);
1157 if (IS_ERR(rt298->regmap)) {
1158 ret = PTR_ERR(rt298->regmap);
1159 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1160 ret);
1161 return ret;
1162 }
1163
1164 regmap_read(rt298->regmap,
1165 RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret);
1166 if (ret != RT298_VENDOR_ID) {
1167 dev_err(&i2c->dev,
1168 "Device with ID register %#x is not rt298\n", ret);
1169 return -ENODEV;
1170 }
1171
1172 rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def,
1173 sizeof(rt298_index_def), GFP_KERNEL);
1174 if (!rt298->index_cache)
1175 return -ENOMEM;
1176
1177 rt298->index_cache_size = INDEX_CACHE_SIZE;
1178 rt298->i2c = i2c;
1179 i2c_set_clientdata(i2c, rt298);
1180
1181 /* restore codec default */
1182 for (i = 0; i < INDEX_CACHE_SIZE; i++)
1183 regmap_write(rt298->regmap, rt298->index_cache[i].reg,
1184 rt298->index_cache[i].def);
1185 for (i = 0; i < ARRAY_SIZE(rt298_reg); i++)
1186 regmap_write(rt298->regmap, rt298_reg[i].reg,
1187 rt298_reg[i].def);
1188
1189 if (pdata)
1190 rt298->pdata = *pdata;
1191
1192 /* enable jack combo mode on supported devices */
1193 acpiid = acpi_match_device(dev->driver->acpi_match_table, dev);
1194 if (acpiid && acpiid->driver_data) {
1195 rt298->pdata = *(struct rt298_platform_data *)
1196 acpiid->driver_data;
1197 }
1198
1199 if (dmi_check_system(force_combo_jack_table)) {
1200 rt298->pdata.cbj_en = true;
1201 rt298->pdata.gpio2_en = false;
1202 }
1203
1204 /* VREF Charging */
1205 regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
1206 regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);
1207 /* Vref2 */
1208 regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20);
1209
1210 regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3);
1211
1212 for (i = 0; i < RT298_POWER_REG_LEN; i++)
1213 regmap_write(rt298->regmap,
1214 RT298_SET_POWER(rt298_support_power_controls[i]),
1215 AC_PWRST_D1);
1216
1217 if (!rt298->pdata.cbj_en) {
1218 regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000);
1219 regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816);
1220 regmap_update_bits(rt298->regmap,
1221 RT298_CBJ_CTRL1, 0xf000, 0xb000);
1222 } else {
1223 regmap_update_bits(rt298->regmap,
1224 RT298_CBJ_CTRL1, 0xf000, 0x5000);
1225 }
1226
1227 mdelay(10);
1228
1229 if (!rt298->pdata.gpio2_en)
1230 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40);
1231 else
1232 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0);
1233
1234 mdelay(10);
1235
1236 regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000);
1237 regmap_update_bits(rt298->regmap,
1238 RT298_WIND_FILTER_CTRL, 0x0082, 0x0082);
1239
1240 regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81);
1241 regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82);
1242 regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84);
1243 regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2);
1244
1245 rt298->is_hp_in = -1;
1246
1247 if (rt298->i2c->irq) {
1248 ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq,
1249 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298);
1250 if (ret != 0) {
1251 dev_err(&i2c->dev,
1252 "Failed to reguest IRQ: %d\n", ret);
1253 return ret;
1254 }
1255 }
1256
1257 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt298,
1258 rt298_dai, ARRAY_SIZE(rt298_dai));
1259
1260 return ret;
1261 }
1262
1263 static int rt298_i2c_remove(struct i2c_client *i2c)
1264 {
1265 struct rt298_priv *rt298 = i2c_get_clientdata(i2c);
1266
1267 if (i2c->irq)
1268 free_irq(i2c->irq, rt298);
1269 snd_soc_unregister_codec(&i2c->dev);
1270
1271 return 0;
1272 }
1273
1274
1275 static struct i2c_driver rt298_i2c_driver = {
1276 .driver = {
1277 .name = "rt298",
1278 .acpi_match_table = ACPI_PTR(rt298_acpi_match),
1279 },
1280 .probe = rt298_i2c_probe,
1281 .remove = rt298_i2c_remove,
1282 .id_table = rt298_i2c_id,
1283 };
1284
1285 module_i2c_driver(rt298_i2c_driver);
1286
1287 MODULE_DESCRIPTION("ASoC RT298 driver");
1288 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1289 MODULE_LICENSE("GPL");
CRIS linux kernel tree