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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / sound / soc / codecs / rt298.c
blobf8c0f977206c1bb35cf157bdb2a179c459f7cd8e
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * rt298.c -- RT298 ALSA SoC audio codec driver
4 *
5 * Copyright 2015 Realtek Semiconductor Corp.
6 * Author: Bard Liao <bardliao@realtek.com>
7 */
8
9 #include <linux/module.h>
10 #include <linux/moduleparam.h>
11 #include <linux/init.h>
12 #include <linux/delay.h>
13 #include <linux/pm.h>
14 #include <linux/i2c.h>
15 #include <linux/platform_device.h>
16 #include <linux/spi/spi.h>
17 #include <linux/dmi.h>
18 #include <linux/acpi.h>
19 #include <sound/core.h>
20 #include <sound/pcm.h>
21 #include <sound/pcm_params.h>
22 #include <sound/soc.h>
23 #include <sound/soc-dapm.h>
24 #include <sound/initval.h>
25 #include <sound/tlv.h>
26 #include <sound/jack.h>
27 #include <linux/workqueue.h>
28 #include <sound/rt298.h>
29
30 #include "rl6347a.h"
31 #include "rt298.h"
32
33 #define RT298_VENDOR_ID 0x10ec0298
34
35 struct rt298_priv {
36 struct reg_default *index_cache;
37 int index_cache_size;
38 struct regmap *regmap;
39 struct snd_soc_component *component;
40 struct rt298_platform_data pdata;
41 struct i2c_client *i2c;
42 struct snd_soc_jack *jack;
43 struct delayed_work jack_detect_work;
44 int sys_clk;
45 int clk_id;
46 int is_hp_in;
47 };
48
49 static const struct reg_default rt298_index_def[] = {
50 { 0x01, 0xa5a8 },
51 { 0x02, 0x8e95 },
52 { 0x03, 0x0002 },
53 { 0x04, 0xaf67 },
54 { 0x08, 0x200f },
55 { 0x09, 0xd010 },
56 { 0x0a, 0x0100 },
57 { 0x0b, 0x0000 },
58 { 0x0d, 0x2800 },
59 { 0x0f, 0x0022 },
60 { 0x19, 0x0217 },
61 { 0x20, 0x0020 },
62 { 0x33, 0x0208 },
63 { 0x46, 0x0300 },
64 { 0x49, 0x4004 },
65 { 0x4f, 0x50c9 },
66 { 0x50, 0x3000 },
67 { 0x63, 0x1b02 },
68 { 0x67, 0x1111 },
69 { 0x68, 0x1016 },
70 { 0x69, 0x273f },
71 };
72 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def)
73
74 static const struct reg_default rt298_reg[] = {
75 { 0x00170500, 0x00000400 },
76 { 0x00220000, 0x00000031 },
77 { 0x00239000, 0x0000007f },
78 { 0x0023a000, 0x0000007f },
79 { 0x00270500, 0x00000400 },
80 { 0x00370500, 0x00000400 },
81 { 0x00870500, 0x00000400 },
82 { 0x00920000, 0x00000031 },
83 { 0x00935000, 0x000000c3 },
84 { 0x00936000, 0x000000c3 },
85 { 0x00970500, 0x00000400 },
86 { 0x00b37000, 0x00000097 },
87 { 0x00b37200, 0x00000097 },
88 { 0x00b37300, 0x00000097 },
89 { 0x00c37000, 0x00000000 },
90 { 0x00c37100, 0x00000080 },
91 { 0x01270500, 0x00000400 },
92 { 0x01370500, 0x00000400 },
93 { 0x01371f00, 0x411111f0 },
94 { 0x01439000, 0x00000080 },
95 { 0x0143a000, 0x00000080 },
96 { 0x01470700, 0x00000000 },
97 { 0x01470500, 0x00000400 },
98 { 0x01470c00, 0x00000000 },
99 { 0x01470100, 0x00000000 },
100 { 0x01837000, 0x00000000 },
101 { 0x01870500, 0x00000400 },
102 { 0x02050000, 0x00000000 },
103 { 0x02139000, 0x00000080 },
104 { 0x0213a000, 0x00000080 },
105 { 0x02170100, 0x00000000 },
106 { 0x02170500, 0x00000400 },
107 { 0x02170700, 0x00000000 },
108 { 0x02270100, 0x00000000 },
109 { 0x02370100, 0x00000000 },
110 { 0x01870700, 0x00000020 },
111 { 0x00830000, 0x000000c3 },
112 { 0x00930000, 0x000000c3 },
113 { 0x01270700, 0x00000000 },
114 };
115
116 static bool rt298_volatile_register(struct device *dev, unsigned int reg)
117 {
118 switch (reg) {
119 case 0 ... 0xff:
120 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
121 case RT298_GET_HP_SENSE:
122 case RT298_GET_MIC1_SENSE:
123 case RT298_PROC_COEF:
124 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
125 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
126 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
127 return true;
128 default:
129 return false;
130 }
131
132
133 }
134
135 static bool rt298_readable_register(struct device *dev, unsigned int reg)
136 {
137 switch (reg) {
138 case 0 ... 0xff:
139 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
140 case RT298_GET_HP_SENSE:
141 case RT298_GET_MIC1_SENSE:
142 case RT298_SET_AUDIO_POWER:
143 case RT298_SET_HPO_POWER:
144 case RT298_SET_SPK_POWER:
145 case RT298_SET_DMIC1_POWER:
146 case RT298_SPK_MUX:
147 case RT298_HPO_MUX:
148 case RT298_ADC0_MUX:
149 case RT298_ADC1_MUX:
150 case RT298_SET_MIC1:
151 case RT298_SET_PIN_HPO:
152 case RT298_SET_PIN_SPK:
153 case RT298_SET_PIN_DMIC1:
154 case RT298_SPK_EAPD:
155 case RT298_SET_AMP_GAIN_HPO:
156 case RT298_SET_DMIC2_DEFAULT:
157 case RT298_DACL_GAIN:
158 case RT298_DACR_GAIN:
159 case RT298_ADCL_GAIN:
160 case RT298_ADCR_GAIN:
161 case RT298_MIC_GAIN:
162 case RT298_SPOL_GAIN:
163 case RT298_SPOR_GAIN:
164 case RT298_HPOL_GAIN:
165 case RT298_HPOR_GAIN:
166 case RT298_F_DAC_SWITCH:
167 case RT298_F_RECMIX_SWITCH:
168 case RT298_REC_MIC_SWITCH:
169 case RT298_REC_I2S_SWITCH:
170 case RT298_REC_LINE_SWITCH:
171 case RT298_REC_BEEP_SWITCH:
172 case RT298_DAC_FORMAT:
173 case RT298_ADC_FORMAT:
174 case RT298_COEF_INDEX:
175 case RT298_PROC_COEF:
176 case RT298_SET_AMP_GAIN_ADC_IN1:
177 case RT298_SET_AMP_GAIN_ADC_IN2:
178 case RT298_SET_POWER(RT298_DAC_OUT1):
179 case RT298_SET_POWER(RT298_DAC_OUT2):
180 case RT298_SET_POWER(RT298_ADC_IN1):
181 case RT298_SET_POWER(RT298_ADC_IN2):
182 case RT298_SET_POWER(RT298_DMIC2):
183 case RT298_SET_POWER(RT298_MIC1):
184 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0):
185 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0):
186 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
187 return true;
188 default:
189 return false;
190 }
191 }
192
193 #ifdef CONFIG_PM
194 static void rt298_index_sync(struct snd_soc_component *component)
195 {
196 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
197 int i;
198
199 for (i = 0; i < INDEX_CACHE_SIZE; i++) {
200 snd_soc_component_write(component, rt298->index_cache[i].reg,
201 rt298->index_cache[i].def);
202 }
203 }
204 #endif
205
206 static int rt298_support_power_controls[] = {
207 RT298_DAC_OUT1,
208 RT298_DAC_OUT2,
209 RT298_ADC_IN1,
210 RT298_ADC_IN2,
211 RT298_MIC1,
212 RT298_DMIC1,
213 RT298_DMIC2,
214 RT298_SPK_OUT,
215 RT298_HP_OUT,
216 };
217 #define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls)
218
219 static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic)
220 {
221 struct snd_soc_dapm_context *dapm;
222 unsigned int val, buf;
223
224 *hp = false;
225 *mic = false;
226
227 if (!rt298->component)
228 return -EINVAL;
229
230 dapm = snd_soc_component_get_dapm(rt298->component);
231
232 if (rt298->pdata.cbj_en) {
233 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
234 *hp = buf & 0x80000000;
235 if (*hp == rt298->is_hp_in)
236 return -1;
237 rt298->is_hp_in = *hp;
238 if (*hp) {
239 /* power on HV,VERF */
240 regmap_update_bits(rt298->regmap,
241 RT298_DC_GAIN, 0x200, 0x200);
242
243 snd_soc_dapm_force_enable_pin(dapm, "HV");
244 snd_soc_dapm_force_enable_pin(dapm, "VREF");
245 /* power LDO1 */
246 snd_soc_dapm_force_enable_pin(dapm, "LDO1");
247 snd_soc_dapm_sync(dapm);
248
249 regmap_update_bits(rt298->regmap,
250 RT298_POWER_CTRL1, 0x1001, 0);
251 regmap_update_bits(rt298->regmap,
252 RT298_POWER_CTRL2, 0x4, 0x4);
253
254 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24);
255 msleep(50);
256
257 regmap_update_bits(rt298->regmap,
258 RT298_CBJ_CTRL1, 0xfcc0, 0xd400);
259 msleep(300);
260 regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val);
261
262 if (0x0070 == (val & 0x0070)) {
263 *mic = true;
264 } else {
265 regmap_update_bits(rt298->regmap,
266 RT298_CBJ_CTRL1, 0xfcc0, 0xe400);
267 msleep(300);
268 regmap_read(rt298->regmap,
269 RT298_CBJ_CTRL2, &val);
270 if (0x0070 == (val & 0x0070))
271 *mic = true;
272 else
273 *mic = false;
274 }
275 regmap_update_bits(rt298->regmap,
276 RT298_DC_GAIN, 0x200, 0x0);
277
278 } else {
279 *mic = false;
280 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20);
281 regmap_update_bits(rt298->regmap,
282 RT298_CBJ_CTRL1, 0x0400, 0x0000);
283 }
284 } else {
285 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf);
286 *hp = buf & 0x80000000;
287 regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf);
288 *mic = buf & 0x80000000;
289 }
290 if (!*mic) {
291 snd_soc_dapm_disable_pin(dapm, "HV");
292 snd_soc_dapm_disable_pin(dapm, "VREF");
293 }
294 if (!*hp)
295 snd_soc_dapm_disable_pin(dapm, "LDO1");
296 snd_soc_dapm_sync(dapm);
297
298 pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
299
300 return 0;
301 }
302
303 static void rt298_jack_detect_work(struct work_struct *work)
304 {
305 struct rt298_priv *rt298 =
306 container_of(work, struct rt298_priv, jack_detect_work.work);
307 int status = 0;
308 bool hp = false;
309 bool mic = false;
310
311 if (rt298_jack_detect(rt298, &hp, &mic) < 0)
312 return;
313
314 if (hp)
315 status |= SND_JACK_HEADPHONE;
316
317 if (mic)
318 status |= SND_JACK_MICROPHONE;
319
320 snd_soc_jack_report(rt298->jack, status,
321 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
322 }
323
324 int rt298_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack)
325 {
326 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
327 struct snd_soc_dapm_context *dapm;
328 bool hp = false;
329 bool mic = false;
330 int status = 0;
331
332 /* If jack in NULL, disable HS jack */
333 if (!jack) {
334 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0);
335 dapm = snd_soc_component_get_dapm(component);
336 snd_soc_dapm_disable_pin(dapm, "LDO1");
337 snd_soc_dapm_sync(dapm);
338 return 0;
339 }
340
341 rt298->jack = jack;
342 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2);
343
344 rt298_jack_detect(rt298, &hp, &mic);
345 if (hp)
346 status |= SND_JACK_HEADPHONE;
347
348 if (mic)
349 status |= SND_JACK_MICROPHONE;
350
351 snd_soc_jack_report(rt298->jack, status,
352 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
353
354 return 0;
355 }
356 EXPORT_SYMBOL_GPL(rt298_mic_detect);
357
358 static int is_mclk_mode(struct snd_soc_dapm_widget *source,
359 struct snd_soc_dapm_widget *sink)
360 {
361 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
362 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
363
364 if (rt298->clk_id == RT298_SCLK_S_MCLK)
365 return 1;
366 else
367 return 0;
368 }
369
370 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0);
371 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
372
373 static const struct snd_kcontrol_new rt298_snd_controls[] = {
374 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN,
375 RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv),
376 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN,
377 RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv),
378 SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN,
379 0, 0x3, 0, mic_vol_tlv),
380 SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN,
381 RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1),
382 };
383
384 /* Digital Mixer */
385 static const struct snd_kcontrol_new rt298_front_mix[] = {
386 SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH,
387 RT298_MUTE_SFT, 1, 1),
388 SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH,
389 RT298_MUTE_SFT, 1, 1),
390 };
391
392 /* Analog Input Mixer */
393 static const struct snd_kcontrol_new rt298_rec_mix[] = {
394 SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH,
395 RT298_MUTE_SFT, 1, 1),
396 SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH,
397 RT298_MUTE_SFT, 1, 1),
398 SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH,
399 RT298_MUTE_SFT, 1, 1),
400 SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH,
401 RT298_MUTE_SFT, 1, 1),
402 };
403
404 static const struct snd_kcontrol_new spo_enable_control =
405 SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK,
406 RT298_SET_PIN_SFT, 1, 0);
407
408 static const struct snd_kcontrol_new hpol_enable_control =
409 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN,
410 RT298_MUTE_SFT, 1, 1);
411
412 static const struct snd_kcontrol_new hpor_enable_control =
413 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN,
414 RT298_MUTE_SFT, 1, 1);
415
416 /* ADC0 source */
417 static const char * const rt298_adc_src[] = {
418 "Mic", "RECMIX", "Dmic"
419 };
420
421 static const int rt298_adc_values[] = {
422 0, 4, 5,
423 };
424
425 static SOC_VALUE_ENUM_SINGLE_DECL(
426 rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT,
427 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
428
429 static const struct snd_kcontrol_new rt298_adc0_mux =
430 SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum);
431
432 static SOC_VALUE_ENUM_SINGLE_DECL(
433 rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT,
434 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values);
435
436 static const struct snd_kcontrol_new rt298_adc1_mux =
437 SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum);
438
439 static const char * const rt298_dac_src[] = {
440 "Front", "Surround"
441 };
442 /* HP-OUT source */
443 static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX,
444 0, rt298_dac_src);
445
446 static const struct snd_kcontrol_new rt298_hpo_mux =
447 SOC_DAPM_ENUM("HPO source", rt298_hpo_enum);
448
449 /* SPK-OUT source */
450 static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX,
451 0, rt298_dac_src);
452
453 static const struct snd_kcontrol_new rt298_spo_mux =
454 SOC_DAPM_ENUM("SPO source", rt298_spo_enum);
455
456 static int rt298_spk_event(struct snd_soc_dapm_widget *w,
457 struct snd_kcontrol *kcontrol, int event)
458 {
459 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
460
461 switch (event) {
462 case SND_SOC_DAPM_POST_PMU:
463 snd_soc_component_write(component,
464 RT298_SPK_EAPD, RT298_SET_EAPD_HIGH);
465 break;
466 case SND_SOC_DAPM_PRE_PMD:
467 snd_soc_component_write(component,
468 RT298_SPK_EAPD, RT298_SET_EAPD_LOW);
469 break;
470
471 default:
472 return 0;
473 }
474
475 return 0;
476 }
477
478 static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w,
479 struct snd_kcontrol *kcontrol, int event)
480 {
481 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
482
483 switch (event) {
484 case SND_SOC_DAPM_POST_PMU:
485 snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0x20);
486 break;
487 case SND_SOC_DAPM_PRE_PMD:
488 snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0);
489 break;
490 default:
491 return 0;
492 }
493
494 return 0;
495 }
496
497 static int rt298_adc_event(struct snd_soc_dapm_widget *w,
498 struct snd_kcontrol *kcontrol, int event)
499 {
500 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
501 unsigned int nid;
502
503 nid = (w->reg >> 20) & 0xff;
504
505 switch (event) {
506 case SND_SOC_DAPM_POST_PMU:
507 snd_soc_component_update_bits(component,
508 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
509 0x7080, 0x7000);
510 /* If MCLK doesn't exist, reset AD filter */
511 if (!(snd_soc_component_read32(component, RT298_VAD_CTRL) & 0x200)) {
512 pr_info("NO MCLK\n");
513 switch (nid) {
514 case RT298_ADC_IN1:
515 snd_soc_component_update_bits(component,
516 RT298_D_FILTER_CTRL, 0x2, 0x2);
517 mdelay(10);
518 snd_soc_component_update_bits(component,
519 RT298_D_FILTER_CTRL, 0x2, 0x0);
520 break;
521 case RT298_ADC_IN2:
522 snd_soc_component_update_bits(component,
523 RT298_D_FILTER_CTRL, 0x4, 0x4);
524 mdelay(10);
525 snd_soc_component_update_bits(component,
526 RT298_D_FILTER_CTRL, 0x4, 0x0);
527 break;
528 }
529 }
530 break;
531 case SND_SOC_DAPM_PRE_PMD:
532 snd_soc_component_update_bits(component,
533 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0),
534 0x7080, 0x7080);
535 break;
536 default:
537 return 0;
538 }
539
540 return 0;
541 }
542
543 static int rt298_mic1_event(struct snd_soc_dapm_widget *w,
544 struct snd_kcontrol *kcontrol, int event)
545 {
546 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
547
548 switch (event) {
549 case SND_SOC_DAPM_PRE_PMU:
550 snd_soc_component_update_bits(component,
551 RT298_A_BIAS_CTRL3, 0xc000, 0x8000);
552 snd_soc_component_update_bits(component,
553 RT298_A_BIAS_CTRL2, 0xc000, 0x8000);
554 break;
555 case SND_SOC_DAPM_POST_PMD:
556 snd_soc_component_update_bits(component,
557 RT298_A_BIAS_CTRL3, 0xc000, 0x0000);
558 snd_soc_component_update_bits(component,
559 RT298_A_BIAS_CTRL2, 0xc000, 0x0000);
560 break;
561 default:
562 return 0;
563 }
564
565 return 0;
566 }
567
568 static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = {
569
570 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1,
571 12, 1, NULL, 0),
572 SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1,
573 0, 1, NULL, 0),
574 SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2,
575 1, 0, NULL, 0),
576 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2,
577 2, 0, NULL, 0),
578 SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2,
579 3, 0, NULL, 0),
580 SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2,
581 4, 1, NULL, 0),
582 SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1,
583 13, 1, NULL, 0),
584
585
586 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1,
587 5, 0, NULL, 0),
588 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM,
589 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU |
590 SND_SOC_DAPM_POST_PMD),
591
592 /* Input Lines */
593 SND_SOC_DAPM_INPUT("DMIC1 Pin"),
594 SND_SOC_DAPM_INPUT("DMIC2 Pin"),
595 SND_SOC_DAPM_INPUT("MIC1"),
596 SND_SOC_DAPM_INPUT("LINE1"),
597 SND_SOC_DAPM_INPUT("Beep"),
598
599 /* DMIC */
600 SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1,
601 NULL, 0, rt298_set_dmic1_event,
602 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
603 SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1,
604 NULL, 0),
605 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM,
606 0, 0, NULL, 0),
607
608 /* REC Mixer */
609 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0,
610 rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)),
611
612 /* ADCs */
613 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0),
614 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0),
615
616 /* ADC Mux */
617 SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1,
618 &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
619 SND_SOC_DAPM_POST_PMU),
620 SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1,
621 &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD |
622 SND_SOC_DAPM_POST_PMU),
623
624 /* Audio Interface */
625 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
626 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
627 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0),
628 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0),
629
630 /* Output Side */
631 /* DACs */
632 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0),
633 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0),
634
635 /* Output Mux */
636 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux),
637 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux),
638
639 SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO,
640 RT298_SET_PIN_SFT, 0, NULL, 0),
641
642 /* Output Mixer */
643 SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1,
644 rt298_front_mix, ARRAY_SIZE(rt298_front_mix)),
645 SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1,
646 NULL, 0),
647
648 /* Output Pga */
649 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0,
650 &spo_enable_control, rt298_spk_event,
651 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
652 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0,
653 &hpol_enable_control),
654 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0,
655 &hpor_enable_control),
656
657 /* Output Lines */
658 SND_SOC_DAPM_OUTPUT("SPOL"),
659 SND_SOC_DAPM_OUTPUT("SPOR"),
660 SND_SOC_DAPM_OUTPUT("HPO Pin"),
661 SND_SOC_DAPM_OUTPUT("SPDIF"),
662 };
663
664 static const struct snd_soc_dapm_route rt298_dapm_routes[] = {
665
666 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode},
667 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode},
668 {"Front", NULL, "MCLK MODE", is_mclk_mode},
669 {"Surround", NULL, "MCLK MODE", is_mclk_mode},
670
671 {"HP Power", NULL, "LDO1"},
672 {"HP Power", NULL, "LDO2"},
673 {"HP Power", NULL, "LV"},
674 {"HP Power", NULL, "VREF1"},
675 {"HP Power", NULL, "BG_MBIAS"},
676
677 {"MIC1", NULL, "LDO1"},
678 {"MIC1", NULL, "LDO2"},
679 {"MIC1", NULL, "HV"},
680 {"MIC1", NULL, "LV"},
681 {"MIC1", NULL, "VREF"},
682 {"MIC1", NULL, "VREF1"},
683 {"MIC1", NULL, "BG_MBIAS"},
684 {"MIC1", NULL, "MIC1 Input Buffer"},
685
686 {"SPO", NULL, "LDO1"},
687 {"SPO", NULL, "LDO2"},
688 {"SPO", NULL, "HV"},
689 {"SPO", NULL, "LV"},
690 {"SPO", NULL, "VREF"},
691 {"SPO", NULL, "VREF1"},
692 {"SPO", NULL, "BG_MBIAS"},
693
694 {"DMIC1", NULL, "DMIC1 Pin"},
695 {"DMIC2", NULL, "DMIC2 Pin"},
696 {"DMIC1", NULL, "DMIC Receiver"},
697 {"DMIC2", NULL, "DMIC Receiver"},
698
699 {"RECMIX", "Beep Switch", "Beep"},
700 {"RECMIX", "Line1 Switch", "LINE1"},
701 {"RECMIX", "Mic1 Switch", "MIC1"},
702
703 {"ADC 0 Mux", "Dmic", "DMIC1"},
704 {"ADC 0 Mux", "RECMIX", "RECMIX"},
705 {"ADC 0 Mux", "Mic", "MIC1"},
706 {"ADC 1 Mux", "Dmic", "DMIC2"},
707 {"ADC 1 Mux", "RECMIX", "RECMIX"},
708 {"ADC 1 Mux", "Mic", "MIC1"},
709
710 {"ADC 0", NULL, "ADC 0 Mux"},
711 {"ADC 1", NULL, "ADC 1 Mux"},
712
713 {"AIF1TX", NULL, "ADC 0"},
714 {"AIF2TX", NULL, "ADC 1"},
715
716 {"DAC 0", NULL, "AIF1RX"},
717 {"DAC 1", NULL, "AIF2RX"},
718
719 {"Front", "DAC Switch", "DAC 0"},
720 {"Front", "RECMIX Switch", "RECMIX"},
721
722 {"Surround", NULL, "DAC 1"},
723
724 {"SPK Mux", "Front", "Front"},
725 {"SPK Mux", "Surround", "Surround"},
726
727 {"HPO Mux", "Front", "Front"},
728 {"HPO Mux", "Surround", "Surround"},
729
730 {"SPO", "Switch", "SPK Mux"},
731 {"HPO L", "Switch", "HPO Mux"},
732 {"HPO R", "Switch", "HPO Mux"},
733 {"HPO L", NULL, "HP Power"},
734 {"HPO R", NULL, "HP Power"},
735
736 {"SPOL", NULL, "SPO"},
737 {"SPOR", NULL, "SPO"},
738 {"HPO Pin", NULL, "HPO L"},
739 {"HPO Pin", NULL, "HPO R"},
740 };
741
742 static int rt298_hw_params(struct snd_pcm_substream *substream,
743 struct snd_pcm_hw_params *params,
744 struct snd_soc_dai *dai)
745 {
746 struct snd_soc_component *component = dai->component;
747 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
748 unsigned int val = 0;
749 int d_len_code;
750
751 switch (params_rate(params)) {
752 /* bit 14 0:48K 1:44.1K */
753 case 44100:
754 case 48000:
755 break;
756 default:
757 dev_err(component->dev, "Unsupported sample rate %d\n",
758 params_rate(params));
759 return -EINVAL;
760 }
761 switch (rt298->sys_clk) {
762 case 12288000:
763 case 24576000:
764 if (params_rate(params) != 48000) {
765 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
766 params_rate(params), rt298->sys_clk);
767 return -EINVAL;
768 }
769 break;
770 case 11289600:
771 case 22579200:
772 if (params_rate(params) != 44100) {
773 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
774 params_rate(params), rt298->sys_clk);
775 return -EINVAL;
776 }
777 break;
778 }
779
780 if (params_channels(params) <= 16) {
781 /* bit 3:0 Number of Channel */
782 val |= (params_channels(params) - 1);
783 } else {
784 dev_err(component->dev, "Unsupported channels %d\n",
785 params_channels(params));
786 return -EINVAL;
787 }
788
789 d_len_code = 0;
790 switch (params_width(params)) {
791 /* bit 6:4 Bits per Sample */
792 case 16:
793 d_len_code = 0;
794 val |= (0x1 << 4);
795 break;
796 case 32:
797 d_len_code = 2;
798 val |= (0x4 << 4);
799 break;
800 case 20:
801 d_len_code = 1;
802 val |= (0x2 << 4);
803 break;
804 case 24:
805 d_len_code = 2;
806 val |= (0x3 << 4);
807 break;
808 case 8:
809 d_len_code = 3;
810 break;
811 default:
812 return -EINVAL;
813 }
814
815 snd_soc_component_update_bits(component,
816 RT298_I2S_CTRL1, 0x0018, d_len_code << 3);
817 dev_dbg(component->dev, "format val = 0x%x\n", val);
818
819 snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x407f, val);
820 snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x407f, val);
821
822 return 0;
823 }
824
825 static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
826 {
827 struct snd_soc_component *component = dai->component;
828
829 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
830 case SND_SOC_DAIFMT_CBM_CFM:
831 snd_soc_component_update_bits(component,
832 RT298_I2S_CTRL1, 0x800, 0x800);
833 break;
834 case SND_SOC_DAIFMT_CBS_CFS:
835 snd_soc_component_update_bits(component,
836 RT298_I2S_CTRL1, 0x800, 0x0);
837 break;
838 default:
839 return -EINVAL;
840 }
841
842 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
843 case SND_SOC_DAIFMT_I2S:
844 snd_soc_component_update_bits(component,
845 RT298_I2S_CTRL1, 0x300, 0x0);
846 break;
847 case SND_SOC_DAIFMT_LEFT_J:
848 snd_soc_component_update_bits(component,
849 RT298_I2S_CTRL1, 0x300, 0x1 << 8);
850 break;
851 case SND_SOC_DAIFMT_DSP_A:
852 snd_soc_component_update_bits(component,
853 RT298_I2S_CTRL1, 0x300, 0x2 << 8);
854 break;
855 case SND_SOC_DAIFMT_DSP_B:
856 snd_soc_component_update_bits(component,
857 RT298_I2S_CTRL1, 0x300, 0x3 << 8);
858 break;
859 default:
860 return -EINVAL;
861 }
862 /* bit 15 Stream Type 0:PCM 1:Non-PCM */
863 snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x8000, 0);
864 snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x8000, 0);
865
866 return 0;
867 }
868
869 static int rt298_set_dai_sysclk(struct snd_soc_dai *dai,
870 int clk_id, unsigned int freq, int dir)
871 {
872 struct snd_soc_component *component = dai->component;
873 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
874
875 dev_dbg(component->dev, "%s freq=%d\n", __func__, freq);
876
877 if (RT298_SCLK_S_MCLK == clk_id) {
878 snd_soc_component_update_bits(component,
879 RT298_I2S_CTRL2, 0x0100, 0x0);
880 snd_soc_component_update_bits(component,
881 RT298_PLL_CTRL1, 0x20, 0x20);
882 } else {
883 snd_soc_component_update_bits(component,
884 RT298_I2S_CTRL2, 0x0100, 0x0100);
885 snd_soc_component_update_bits(component,
886 RT298_PLL_CTRL1, 0x20, 0x0);
887 }
888
889 switch (freq) {
890 case 19200000:
891 if (RT298_SCLK_S_MCLK == clk_id) {
892 dev_err(component->dev, "Should not use MCLK\n");
893 return -EINVAL;
894 }
895 snd_soc_component_update_bits(component,
896 RT298_I2S_CTRL2, 0x40, 0x40);
897 break;
898 case 24000000:
899 if (RT298_SCLK_S_MCLK == clk_id) {
900 dev_err(component->dev, "Should not use MCLK\n");
901 return -EINVAL;
902 }
903 snd_soc_component_update_bits(component,
904 RT298_I2S_CTRL2, 0x40, 0x0);
905 break;
906 case 12288000:
907 case 11289600:
908 snd_soc_component_update_bits(component,
909 RT298_I2S_CTRL2, 0x8, 0x0);
910 snd_soc_component_update_bits(component,
911 RT298_CLK_DIV, 0xfc1e, 0x0004);
912 break;
913 case 24576000:
914 case 22579200:
915 snd_soc_component_update_bits(component,
916 RT298_I2S_CTRL2, 0x8, 0x8);
917 snd_soc_component_update_bits(component,
918 RT298_CLK_DIV, 0xfc1e, 0x5406);
919 break;
920 default:
921 dev_err(component->dev, "Unsupported system clock\n");
922 return -EINVAL;
923 }
924
925 rt298->sys_clk = freq;
926 rt298->clk_id = clk_id;
927
928 return 0;
929 }
930
931 static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
932 {
933 struct snd_soc_component *component = dai->component;
934
935 dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio);
936 if (50 == ratio)
937 snd_soc_component_update_bits(component,
938 RT298_I2S_CTRL1, 0x1000, 0x1000);
939 else
940 snd_soc_component_update_bits(component,
941 RT298_I2S_CTRL1, 0x1000, 0x0);
942
943
944 return 0;
945 }
946
947 static int rt298_set_bias_level(struct snd_soc_component *component,
948 enum snd_soc_bias_level level)
949 {
950 switch (level) {
951 case SND_SOC_BIAS_PREPARE:
952 if (SND_SOC_BIAS_STANDBY ==
953 snd_soc_component_get_bias_level(component)) {
954 snd_soc_component_write(component,
955 RT298_SET_AUDIO_POWER, AC_PWRST_D0);
956 snd_soc_component_update_bits(component, 0x0d, 0x200, 0x200);
957 snd_soc_component_update_bits(component, 0x52, 0x80, 0x0);
958 mdelay(20);
959 snd_soc_component_update_bits(component, 0x0d, 0x200, 0x0);
960 snd_soc_component_update_bits(component, 0x52, 0x80, 0x80);
961 }
962 break;
963
964 case SND_SOC_BIAS_STANDBY:
965 snd_soc_component_write(component,
966 RT298_SET_AUDIO_POWER, AC_PWRST_D3);
967 break;
968
969 default:
970 break;
971 }
972
973 return 0;
974 }
975
976 static irqreturn_t rt298_irq(int irq, void *data)
977 {
978 struct rt298_priv *rt298 = data;
979 bool hp = false;
980 bool mic = false;
981 int ret, status = 0;
982
983 ret = rt298_jack_detect(rt298, &hp, &mic);
984
985 /* Clear IRQ */
986 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1);
987
988 if (ret == 0) {
989 if (hp)
990 status |= SND_JACK_HEADPHONE;
991
992 if (mic)
993 status |= SND_JACK_MICROPHONE;
994
995 snd_soc_jack_report(rt298->jack, status,
996 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
997
998 pm_wakeup_event(&rt298->i2c->dev, 300);
999 }
1000
1001 return IRQ_HANDLED;
1002 }
1003
1004 static int rt298_probe(struct snd_soc_component *component)
1005 {
1006 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
1007
1008 rt298->component = component;
1009
1010 if (rt298->i2c->irq) {
1011 regmap_update_bits(rt298->regmap,
1012 RT298_IRQ_CTRL, 0x2, 0x2);
1013
1014 INIT_DELAYED_WORK(&rt298->jack_detect_work,
1015 rt298_jack_detect_work);
1016 schedule_delayed_work(&rt298->jack_detect_work,
1017 msecs_to_jiffies(1250));
1018 }
1019
1020 return 0;
1021 }
1022
1023 static void rt298_remove(struct snd_soc_component *component)
1024 {
1025 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
1026
1027 cancel_delayed_work_sync(&rt298->jack_detect_work);
1028 }
1029
1030 #ifdef CONFIG_PM
1031 static int rt298_suspend(struct snd_soc_component *component)
1032 {
1033 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
1034
1035 rt298->is_hp_in = -1;
1036 regcache_cache_only(rt298->regmap, true);
1037 regcache_mark_dirty(rt298->regmap);
1038
1039 return 0;
1040 }
1041
1042 static int rt298_resume(struct snd_soc_component *component)
1043 {
1044 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component);
1045
1046 regcache_cache_only(rt298->regmap, false);
1047 rt298_index_sync(component);
1048 regcache_sync(rt298->regmap);
1049
1050 return 0;
1051 }
1052 #else
1053 #define rt298_suspend NULL
1054 #define rt298_resume NULL
1055 #endif
1056
1057 #define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1058 #define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1059 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1060
1061 static const struct snd_soc_dai_ops rt298_aif_dai_ops = {
1062 .hw_params = rt298_hw_params,
1063 .set_fmt = rt298_set_dai_fmt,
1064 .set_sysclk = rt298_set_dai_sysclk,
1065 .set_bclk_ratio = rt298_set_bclk_ratio,
1066 };
1067
1068 static struct snd_soc_dai_driver rt298_dai[] = {
1069 {
1070 .name = "rt298-aif1",
1071 .id = RT298_AIF1,
1072 .playback = {
1073 .stream_name = "AIF1 Playback",
1074 .channels_min = 1,
1075 .channels_max = 2,
1076 .rates = RT298_STEREO_RATES,
1077 .formats = RT298_FORMATS,
1078 },
1079 .capture = {
1080 .stream_name = "AIF1 Capture",
1081 .channels_min = 1,
1082 .channels_max = 2,
1083 .rates = RT298_STEREO_RATES,
1084 .formats = RT298_FORMATS,
1085 },
1086 .ops = &rt298_aif_dai_ops,
1087 .symmetric_rates = 1,
1088 },
1089 {
1090 .name = "rt298-aif2",
1091 .id = RT298_AIF2,
1092 .playback = {
1093 .stream_name = "AIF2 Playback",
1094 .channels_min = 1,
1095 .channels_max = 2,
1096 .rates = RT298_STEREO_RATES,
1097 .formats = RT298_FORMATS,
1098 },
1099 .capture = {
1100 .stream_name = "AIF2 Capture",
1101 .channels_min = 1,
1102 .channels_max = 2,
1103 .rates = RT298_STEREO_RATES,
1104 .formats = RT298_FORMATS,
1105 },
1106 .ops = &rt298_aif_dai_ops,
1107 .symmetric_rates = 1,
1108 },
1109
1110 };
1111
1112 static const struct snd_soc_component_driver soc_component_dev_rt298 = {
1113 .probe = rt298_probe,
1114 .remove = rt298_remove,
1115 .suspend = rt298_suspend,
1116 .resume = rt298_resume,
1117 .set_bias_level = rt298_set_bias_level,
1118 .controls = rt298_snd_controls,
1119 .num_controls = ARRAY_SIZE(rt298_snd_controls),
1120 .dapm_widgets = rt298_dapm_widgets,
1121 .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets),
1122 .dapm_routes = rt298_dapm_routes,
1123 .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes),
1124 .use_pmdown_time = 1,
1125 .endianness = 1,
1126 .non_legacy_dai_naming = 1,
1127 };
1128
1129 static const struct regmap_config rt298_regmap = {
1130 .reg_bits = 32,
1131 .val_bits = 32,
1132 .max_register = 0x02370100,
1133 .volatile_reg = rt298_volatile_register,
1134 .readable_reg = rt298_readable_register,
1135 .reg_write = rl6347a_hw_write,
1136 .reg_read = rl6347a_hw_read,
1137 .cache_type = REGCACHE_RBTREE,
1138 .reg_defaults = rt298_reg,
1139 .num_reg_defaults = ARRAY_SIZE(rt298_reg),
1140 };
1141
1142 static const struct i2c_device_id rt298_i2c_id[] = {
1143 {"rt298", 0},
1144 {}
1145 };
1146 MODULE_DEVICE_TABLE(i2c, rt298_i2c_id);
1147
1148 static const struct acpi_device_id rt298_acpi_match[] = {
1149 { "INT343A", 0 },
1150 {},
1151 };
1152 MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
1153
1154 static const struct dmi_system_id force_combo_jack_table[] = {
1155 {
1156 .ident = "Intel Broxton P",
1157 .matches = {
1158 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
1159 DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P")
1160 }
1161 },
1162 {
1163 .ident = "Intel Gemini Lake",
1164 .matches = {
1165 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
1166 DMI_MATCH(DMI_PRODUCT_NAME, "Geminilake")
1167 }
1168 },
1169 { }
1170 };
1171
1172 static int rt298_i2c_probe(struct i2c_client *i2c,
1173 const struct i2c_device_id *id)
1174 {
1175 struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev);
1176 struct rt298_priv *rt298;
1177 struct device *dev = &i2c->dev;
1178 const struct acpi_device_id *acpiid;
1179 int i, ret;
1180
1181 rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298),
1182 GFP_KERNEL);
1183 if (NULL == rt298)
1184 return -ENOMEM;
1185
1186 rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap);
1187 if (IS_ERR(rt298->regmap)) {
1188 ret = PTR_ERR(rt298->regmap);
1189 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1190 ret);
1191 return ret;
1192 }
1193
1194 regmap_read(rt298->regmap,
1195 RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret);
1196 if (ret != RT298_VENDOR_ID) {
1197 dev_err(&i2c->dev,
1198 "Device with ID register %#x is not rt298\n", ret);
1199 return -ENODEV;
1200 }
1201
1202 rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def,
1203 sizeof(rt298_index_def), GFP_KERNEL);
1204 if (!rt298->index_cache)
1205 return -ENOMEM;
1206
1207 rt298->index_cache_size = INDEX_CACHE_SIZE;
1208 rt298->i2c = i2c;
1209 i2c_set_clientdata(i2c, rt298);
1210
1211 /* restore codec default */
1212 for (i = 0; i < INDEX_CACHE_SIZE; i++)
1213 regmap_write(rt298->regmap, rt298->index_cache[i].reg,
1214 rt298->index_cache[i].def);
1215 for (i = 0; i < ARRAY_SIZE(rt298_reg); i++)
1216 regmap_write(rt298->regmap, rt298_reg[i].reg,
1217 rt298_reg[i].def);
1218
1219 if (pdata)
1220 rt298->pdata = *pdata;
1221
1222 /* enable jack combo mode on supported devices */
1223 acpiid = acpi_match_device(dev->driver->acpi_match_table, dev);
1224 if (acpiid && acpiid->driver_data) {
1225 rt298->pdata = *(struct rt298_platform_data *)
1226 acpiid->driver_data;
1227 }
1228
1229 if (dmi_check_system(force_combo_jack_table)) {
1230 rt298->pdata.cbj_en = true;
1231 rt298->pdata.gpio2_en = false;
1232 }
1233
1234 /* VREF Charging */
1235 regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
1236 regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);
1237 /* Vref2 */
1238 regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20);
1239
1240 regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3);
1241
1242 for (i = 0; i < RT298_POWER_REG_LEN; i++)
1243 regmap_write(rt298->regmap,
1244 RT298_SET_POWER(rt298_support_power_controls[i]),
1245 AC_PWRST_D1);
1246
1247 if (!rt298->pdata.cbj_en) {
1248 regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000);
1249 regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816);
1250 regmap_update_bits(rt298->regmap,
1251 RT298_CBJ_CTRL1, 0xf000, 0xb000);
1252 } else {
1253 regmap_update_bits(rt298->regmap,
1254 RT298_CBJ_CTRL1, 0xf000, 0x5000);
1255 }
1256
1257 mdelay(10);
1258
1259 if (!rt298->pdata.gpio2_en)
1260 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40);
1261 else
1262 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0);
1263
1264 mdelay(10);
1265
1266 regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000);
1267 regmap_update_bits(rt298->regmap,
1268 RT298_WIND_FILTER_CTRL, 0x0082, 0x0082);
1269
1270 regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81);
1271 regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82);
1272 regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84);
1273 regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2);
1274
1275 rt298->is_hp_in = -1;
1276
1277 if (rt298->i2c->irq) {
1278 ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq,
1279 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298);
1280 if (ret != 0) {
1281 dev_err(&i2c->dev,
1282 "Failed to reguest IRQ: %d\n", ret);
1283 return ret;
1284 }
1285 }
1286
1287 ret = devm_snd_soc_register_component(&i2c->dev,
1288 &soc_component_dev_rt298,
1289 rt298_dai, ARRAY_SIZE(rt298_dai));
1290
1291 return ret;
1292 }
1293
1294 static int rt298_i2c_remove(struct i2c_client *i2c)
1295 {
1296 struct rt298_priv *rt298 = i2c_get_clientdata(i2c);
1297
1298 if (i2c->irq)
1299 free_irq(i2c->irq, rt298);
1300
1301 return 0;
1302 }
1303
1304
1305 static struct i2c_driver rt298_i2c_driver = {
1306 .driver = {
1307 .name = "rt298",
1308 .acpi_match_table = ACPI_PTR(rt298_acpi_match),
1309 },
1310 .probe = rt298_i2c_probe,
1311 .remove = rt298_i2c_remove,
1312 .id_table = rt298_i2c_id,
1313 };
1314
1315 module_i2c_driver(rt298_i2c_driver);
1316
1317 MODULE_DESCRIPTION("ASoC RT298 driver");
1318 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1319 MODULE_LICENSE("GPL");
Linux with added FPC-III support