sound/soc/codecs/rt274.c

   1 /*
   2  * rt274.c  --  RT274 ALSA SoC audio codec driver
   3  *
   4  * Copyright 2017 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
  32 #include "rl6347a.h"
  33 #include "rt274.h"
  34
  35 #define RT274_VENDOR_ID 0x10ec0274
  36
  37 struct rt274_priv {
  38         struct reg_default *index_cache;
  39         int index_cache_size;
  40         struct regmap *regmap;
  41         struct snd_soc_component *component;
  42         struct i2c_client *i2c;
  43         struct snd_soc_jack *jack;
  44         struct delayed_work jack_detect_work;
  45         int sys_clk;
  46         int clk_id;
  47         int fs;
  48         bool master;
  49 };
  50
  51 static const struct reg_default rt274_index_def[] = {
  52         { 0x00, 0x1004 },
  53         { 0x01, 0xaaaa },
  54         { 0x02, 0x88aa },
  55         { 0x03, 0x0002 },
  56         { 0x04, 0xaa09 },
  57         { 0x05, 0x0700 },
  58         { 0x06, 0x6110 },
  59         { 0x07, 0x0200 },
  60         { 0x08, 0xa807 },
  61         { 0x09, 0x0021 },
  62         { 0x0a, 0x7770 },
  63         { 0x0b, 0x7770 },
  64         { 0x0c, 0x002b },
  65         { 0x0d, 0x2420 },
  66         { 0x0e, 0x65c0 },
  67         { 0x0f, 0x7770 },
  68         { 0x10, 0x0420 },
  69         { 0x11, 0x7418 },
  70         { 0x12, 0x6bd0 },
  71         { 0x13, 0x645f },
  72         { 0x14, 0x0400 },
  73         { 0x15, 0x8ccc },
  74         { 0x16, 0x4c50 },
  75         { 0x17, 0xff00 },
  76         { 0x18, 0x0003 },
  77         { 0x19, 0x2c11 },
  78         { 0x1a, 0x830b },
  79         { 0x1b, 0x4e4b },
  80         { 0x1c, 0x0000 },
  81         { 0x1d, 0x0000 },
  82         { 0x1e, 0x0000 },
  83         { 0x1f, 0x0000 },
  84         { 0x20, 0x51ff },
  85         { 0x21, 0x8000 },
  86         { 0x22, 0x8f00 },
  87         { 0x23, 0x88f4 },
  88         { 0x24, 0x0000 },
  89         { 0x25, 0x0000 },
  90         { 0x26, 0x0000 },
  91         { 0x27, 0x0000 },
  92         { 0x28, 0x0000 },
  93         { 0x29, 0x3000 },
  94         { 0x2a, 0x0000 },
  95         { 0x2b, 0x0000 },
  96         { 0x2c, 0x0f00 },
  97         { 0x2d, 0x100f },
  98         { 0x2e, 0x2902 },
  99         { 0x2f, 0xe280 },
 100         { 0x30, 0x1000 },
 101         { 0x31, 0x8400 },
 102         { 0x32, 0x5aaa },
 103         { 0x33, 0x8420 },
 104         { 0x34, 0xa20c },
 105         { 0x35, 0x096a },
 106         { 0x36, 0x5757 },
 107         { 0x37, 0xfe05 },
 108         { 0x38, 0x4901 },
 109         { 0x39, 0x110a },
 110         { 0x3a, 0x0010 },
 111         { 0x3b, 0x60d9 },
 112         { 0x3c, 0xf214 },
 113         { 0x3d, 0xc2ba },
 114         { 0x3e, 0xa928 },
 115         { 0x3f, 0x0000 },
 116         { 0x40, 0x9800 },
 117         { 0x41, 0x0000 },
 118         { 0x42, 0x2000 },
 119         { 0x43, 0x3d90 },
 120         { 0x44, 0x4900 },
 121         { 0x45, 0x5289 },
 122         { 0x46, 0x0004 },
 123         { 0x47, 0xa47a },
 124         { 0x48, 0xd049 },
 125         { 0x49, 0x0049 },
 126         { 0x4a, 0xa83b },
 127         { 0x4b, 0x0777 },
 128         { 0x4c, 0x065c },
 129         { 0x4d, 0x7fff },
 130         { 0x4e, 0x7fff },
 131         { 0x4f, 0x0000 },
 132         { 0x50, 0x0000 },
 133         { 0x51, 0x0000 },
 134         { 0x52, 0xbf5f },
 135         { 0x53, 0x3320 },
 136         { 0x54, 0xcc00 },
 137         { 0x55, 0x0000 },
 138         { 0x56, 0x3f00 },
 139         { 0x57, 0x0000 },
 140         { 0x58, 0x0000 },
 141         { 0x59, 0x0000 },
 142         { 0x5a, 0x1300 },
 143         { 0x5b, 0x005f },
 144         { 0x5c, 0x0000 },
 145         { 0x5d, 0x1001 },
 146         { 0x5e, 0x1000 },
 147         { 0x5f, 0x0000 },
 148         { 0x60, 0x5554 },
 149         { 0x61, 0xffc0 },
 150         { 0x62, 0xa000 },
 151         { 0x63, 0xd010 },
 152         { 0x64, 0x0000 },
 153         { 0x65, 0x3fb1 },
 154         { 0x66, 0x1881 },
 155         { 0x67, 0xc810 },
 156         { 0x68, 0x2000 },
 157         { 0x69, 0xfff0 },
 158         { 0x6a, 0x0300 },
 159         { 0x6b, 0x5060 },
 160         { 0x6c, 0x0000 },
 161         { 0x6d, 0x0000 },
 162         { 0x6e, 0x0c25 },
 163         { 0x6f, 0x0c0b },
 164         { 0x70, 0x8000 },
 165         { 0x71, 0x4008 },
 166         { 0x72, 0x0000 },
 167         { 0x73, 0x0800 },
 168         { 0x74, 0xa28f },
 169         { 0x75, 0xa050 },
 170         { 0x76, 0x7fe8 },
 171         { 0x77, 0xdb8c },
 172         { 0x78, 0x0000 },
 173         { 0x79, 0x0000 },
 174         { 0x7a, 0x2a96 },
 175         { 0x7b, 0x800f },
 176         { 0x7c, 0x0200 },
 177         { 0x7d, 0x1600 },
 178         { 0x7e, 0x0000 },
 179         { 0x7f, 0x0000 },
 180 };
 181 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt274_index_def)
 182
 183 static const struct reg_default rt274_reg[] = {
 184         { 0x00170500, 0x00000400 },
 185         { 0x00220000, 0x00000031 },
 186         { 0x00239000, 0x00000057 },
 187         { 0x0023a000, 0x00000057 },
 188         { 0x00270500, 0x00000400 },
 189         { 0x00370500, 0x00000400 },
 190         { 0x00870500, 0x00000400 },
 191         { 0x00920000, 0x00000031 },
 192         { 0x00935000, 0x00000097 },
 193         { 0x00936000, 0x00000097 },
 194         { 0x00970500, 0x00000400 },
 195         { 0x00b37000, 0x00000400 },
 196         { 0x00b37200, 0x00000400 },
 197         { 0x00b37300, 0x00000400 },
 198         { 0x00c37000, 0x00000400 },
 199         { 0x00c37100, 0x00000400 },
 200         { 0x01270500, 0x00000400 },
 201         { 0x01370500, 0x00000400 },
 202         { 0x01371f00, 0x411111f0 },
 203         { 0x01937000, 0x00000000 },
 204         { 0x01970500, 0x00000400 },
 205         { 0x02050000, 0x0000001b },
 206         { 0x02139000, 0x00000080 },
 207         { 0x0213a000, 0x00000080 },
 208         { 0x02170100, 0x00000001 },
 209         { 0x02170500, 0x00000400 },
 210         { 0x02170700, 0x00000000 },
 211         { 0x02270100, 0x00000000 },
 212         { 0x02370100, 0x00000000 },
 213         { 0x01970700, 0x00000020 },
 214         { 0x00830000, 0x00000097 },
 215         { 0x00930000, 0x00000097 },
 216         { 0x01270700, 0x00000000 },
 217 };
 218
 219 static bool rt274_volatile_register(struct device *dev, unsigned int reg)
 220 {
 221         switch (reg) {
 222         case 0 ... 0xff:
 223         case RT274_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
 224         case RT274_GET_HP_SENSE:
 225         case RT274_GET_MIC_SENSE:
 226         case RT274_PROC_COEF:
 227         case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT274_MIC, 0):
 228         case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT274_HP_OUT, 0):
 229         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_DAC_OUT0, 0):
 230         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_DAC_OUT1, 0):
 231         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_ADC_IN1, 0):
 232         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_ADC_IN2, 0):
 233         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DAC_OUT0, 0):
 234         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DAC_OUT1, 0):
 235         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_ADC_IN1, 0):
 236         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_ADC_IN2, 0):
 237         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DMIC1, 0):
 238         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DMIC2, 0):
 239         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_MIC, 0):
 240         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_LINE1, 0):
 241         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_LINE2, 0):
 242         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_HP_OUT, 0):
 243         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_HP_OUT, 0):
 244         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_MIXER_IN1, 0):
 245         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_MIXER_IN2, 0):
 246         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_DMIC1, 0):
 247         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_DMIC2, 0):
 248         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_MIC, 0):
 249         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_LINE1, 0):
 250         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_LINE2, 0):
 251         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_HP_OUT, 0):
 252         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_HP_OUT, 0):
 253         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_MIC, 0):
 254         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_INLINE_CMD, 0):
 255                 return true;
 256         default:
 257                 return false;
 258         }
 259
 260
 261 }
 262
 263 static bool rt274_readable_register(struct device *dev, unsigned int reg)
 264 {
 265         switch (reg) {
 266         case 0 ... 0xff:
 267         case RT274_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID):
 268         case RT274_GET_HP_SENSE:
 269         case RT274_GET_MIC_SENSE:
 270         case RT274_SET_AUDIO_POWER:
 271         case RT274_SET_HPO_POWER:
 272         case RT274_SET_DMIC1_POWER:
 273         case RT274_LOUT_MUX:
 274         case RT274_HPO_MUX:
 275         case RT274_ADC0_MUX:
 276         case RT274_ADC1_MUX:
 277         case RT274_SET_MIC:
 278         case RT274_SET_PIN_HPO:
 279         case RT274_SET_PIN_LOUT3:
 280         case RT274_SET_PIN_DMIC1:
 281         case RT274_SET_AMP_GAIN_HPO:
 282         case RT274_SET_DMIC2_DEFAULT:
 283         case RT274_DAC0L_GAIN:
 284         case RT274_DAC0R_GAIN:
 285         case RT274_DAC1L_GAIN:
 286         case RT274_DAC1R_GAIN:
 287         case RT274_ADCL_GAIN:
 288         case RT274_ADCR_GAIN:
 289         case RT274_MIC_GAIN:
 290         case RT274_HPOL_GAIN:
 291         case RT274_HPOR_GAIN:
 292         case RT274_LOUTL_GAIN:
 293         case RT274_LOUTR_GAIN:
 294         case RT274_DAC_FORMAT:
 295         case RT274_ADC_FORMAT:
 296         case RT274_COEF_INDEX:
 297         case RT274_PROC_COEF:
 298         case RT274_SET_AMP_GAIN_ADC_IN1:
 299         case RT274_SET_AMP_GAIN_ADC_IN2:
 300         case RT274_SET_POWER(RT274_DAC_OUT0):
 301         case RT274_SET_POWER(RT274_DAC_OUT1):
 302         case RT274_SET_POWER(RT274_ADC_IN1):
 303         case RT274_SET_POWER(RT274_ADC_IN2):
 304         case RT274_SET_POWER(RT274_DMIC2):
 305         case RT274_SET_POWER(RT274_MIC):
 306         case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT274_MIC, 0):
 307         case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT274_HP_OUT, 0):
 308         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_DAC_OUT0, 0):
 309         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_DAC_OUT1, 0):
 310         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_ADC_IN1, 0):
 311         case VERB_CMD(AC_VERB_GET_STREAM_FORMAT, RT274_ADC_IN2, 0):
 312         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DAC_OUT0, 0):
 313         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DAC_OUT1, 0):
 314         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_ADC_IN1, 0):
 315         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_ADC_IN2, 0):
 316         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DMIC1, 0):
 317         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_DMIC2, 0):
 318         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_MIC, 0):
 319         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_LINE1, 0):
 320         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_LINE2, 0):
 321         case VERB_CMD(AC_VERB_GET_AMP_GAIN_MUTE, RT274_HP_OUT, 0):
 322         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_HP_OUT, 0):
 323         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_MIXER_IN1, 0):
 324         case VERB_CMD(AC_VERB_GET_CONNECT_SEL, RT274_MIXER_IN2, 0):
 325         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_DMIC1, 0):
 326         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_DMIC2, 0):
 327         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_MIC, 0):
 328         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_LINE1, 0):
 329         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_LINE2, 0):
 330         case VERB_CMD(AC_VERB_GET_PIN_WIDGET_CONTROL, RT274_HP_OUT, 0):
 331         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_HP_OUT, 0):
 332         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_MIC, 0):
 333         case VERB_CMD(AC_VERB_GET_UNSOLICITED_RESPONSE, RT274_INLINE_CMD, 0):
 334                 return true;
 335         default:
 336                 return false;
 337         }
 338 }
 339
 340 #ifdef CONFIG_PM
 341 static void rt274_index_sync(struct snd_soc_component *component)
 342 {
 343         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 344         int i;
 345
 346         for (i = 0; i < INDEX_CACHE_SIZE; i++) {
 347                 snd_soc_component_write(component, rt274->index_cache[i].reg,
 348                                   rt274->index_cache[i].def);
 349         }
 350 }
 351 #endif
 352
 353 static int rt274_jack_detect(struct rt274_priv *rt274, bool *hp, bool *mic)
 354 {
 355         unsigned int buf;
 356
 357         *hp = false;
 358         *mic = false;
 359
 360         if (!rt274->component)
 361                 return -EINVAL;
 362
 363         regmap_read(rt274->regmap, RT274_GET_HP_SENSE, &buf);
 364         *hp = buf & 0x80000000;
 365         regmap_read(rt274->regmap, RT274_GET_MIC_SENSE, &buf);
 366         *mic = buf & 0x80000000;
 367
 368         pr_debug("*hp = %d *mic = %d\n", *hp, *mic);
 369
 370         return 0;
 371 }
 372
 373 static void rt274_jack_detect_work(struct work_struct *work)
 374 {
 375         struct rt274_priv *rt274 =
 376                 container_of(work, struct rt274_priv, jack_detect_work.work);
 377         int status = 0;
 378         bool hp = false;
 379         bool mic = false;
 380
 381         if (rt274_jack_detect(rt274, &hp, &mic) < 0)
 382                 return;
 383
 384         if (hp == true)
 385                 status |= SND_JACK_HEADPHONE;
 386
 387         if (mic == true)
 388                 status |= SND_JACK_MICROPHONE;
 389
 390         snd_soc_jack_report(rt274->jack, status,
 391                 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
 392 }
 393
 394 static irqreturn_t rt274_irq(int irq, void *data);
 395
 396 static int rt274_mic_detect(struct snd_soc_component *component,
 397         struct snd_soc_jack *jack,  void *data)
 398 {
 399         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 400
 401         if (jack == NULL) {
 402                 /* Disable jack detection */
 403                 regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL,
 404                                         RT274_IRQ_EN, RT274_IRQ_DIS);
 405
 406                 return 0;
 407         }
 408         rt274->jack = jack;
 409
 410         regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL,
 411                                 RT274_IRQ_EN, RT274_IRQ_EN);
 412
 413         /* Send an initial report */
 414         rt274_irq(0, rt274);
 415
 416         return 0;
 417 }
 418
 419 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0);
 420 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
 421
 422 static const struct snd_kcontrol_new rt274_snd_controls[] = {
 423         SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT274_DAC0L_GAIN,
 424                          RT274_DAC0R_GAIN, 0, 0x7f, 0, out_vol_tlv),
 425         SOC_DOUBLE_R_TLV("DAC1 Playback Volume", RT274_DAC1L_GAIN,
 426                          RT274_DAC1R_GAIN, 0, 0x7f, 0, out_vol_tlv),
 427         SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT274_ADCL_GAIN,
 428                             RT274_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv),
 429         SOC_DOUBLE_R("ADC0 Capture Switch", RT274_ADCL_GAIN,
 430                             RT274_ADCR_GAIN, RT274_MUTE_SFT, 1, 1),
 431         SOC_SINGLE_TLV("AMIC Volume", RT274_MIC_GAIN,
 432                             0, 0x3, 0, mic_vol_tlv),
 433 };
 434
 435 static const struct snd_kcontrol_new hpol_enable_control =
 436         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT274_HPOL_GAIN,
 437                         RT274_MUTE_SFT, 1, 1);
 438
 439 static const struct snd_kcontrol_new hpor_enable_control =
 440         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT274_HPOR_GAIN,
 441                         RT274_MUTE_SFT, 1, 1);
 442
 443 static const struct snd_kcontrol_new loutl_enable_control =
 444         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT274_LOUTL_GAIN,
 445                         RT274_MUTE_SFT, 1, 1);
 446
 447 static const struct snd_kcontrol_new loutr_enable_control =
 448         SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT274_LOUTR_GAIN,
 449                         RT274_MUTE_SFT, 1, 1);
 450
 451 /* ADC0 source */
 452 static const char * const rt274_adc_src[] = {
 453         "Mic", "Line1", "Line2", "Dmic"
 454 };
 455
 456 static SOC_ENUM_SINGLE_DECL(
 457         rt274_adc0_enum, RT274_ADC0_MUX, RT274_ADC_SEL_SFT,
 458         rt274_adc_src);
 459
 460 static const struct snd_kcontrol_new rt274_adc0_mux =
 461         SOC_DAPM_ENUM("ADC 0 source", rt274_adc0_enum);
 462
 463 static SOC_ENUM_SINGLE_DECL(
 464         rt274_adc1_enum, RT274_ADC1_MUX, RT274_ADC_SEL_SFT,
 465         rt274_adc_src);
 466
 467 static const struct snd_kcontrol_new rt274_adc1_mux =
 468         SOC_DAPM_ENUM("ADC 1 source", rt274_adc1_enum);
 469
 470 static const char * const rt274_dac_src[] = {
 471         "DAC OUT0", "DAC OUT1"
 472 };
 473 /* HP-OUT source */
 474 static SOC_ENUM_SINGLE_DECL(rt274_hpo_enum, RT274_HPO_MUX,
 475                                 0, rt274_dac_src);
 476
 477 static const struct snd_kcontrol_new rt274_hpo_mux =
 478 SOC_DAPM_ENUM("HPO source", rt274_hpo_enum);
 479
 480 /* Line out source */
 481 static SOC_ENUM_SINGLE_DECL(rt274_lout_enum, RT274_LOUT_MUX,
 482                                 0, rt274_dac_src);
 483
 484 static const struct snd_kcontrol_new rt274_lout_mux =
 485 SOC_DAPM_ENUM("LOUT source", rt274_lout_enum);
 486
 487 static const struct snd_soc_dapm_widget rt274_dapm_widgets[] = {
 488         /* Input Lines */
 489         SND_SOC_DAPM_INPUT("DMIC1 Pin"),
 490         SND_SOC_DAPM_INPUT("DMIC2 Pin"),
 491         SND_SOC_DAPM_INPUT("MIC"),
 492         SND_SOC_DAPM_INPUT("LINE1"),
 493         SND_SOC_DAPM_INPUT("LINE2"),
 494
 495         /* DMIC */
 496         SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0),
 497         SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0),
 498
 499         /* ADCs */
 500         SND_SOC_DAPM_ADC("ADC 0", NULL, RT274_SET_STREAMID_ADC1, 4, 0),
 501         SND_SOC_DAPM_ADC("ADC 1", NULL, RT274_SET_STREAMID_ADC2, 4, 0),
 502
 503         /* ADC Mux */
 504         SND_SOC_DAPM_MUX("ADC 0 Mux", SND_SOC_NOPM, 0, 0,
 505                 &rt274_adc0_mux),
 506         SND_SOC_DAPM_MUX("ADC 1 Mux", SND_SOC_NOPM, 0, 0,
 507                 &rt274_adc1_mux),
 508
 509         /* Audio Interface */
 510         SND_SOC_DAPM_AIF_IN("AIF1RXL", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
 511         SND_SOC_DAPM_AIF_IN("AIF1RXR", "AIF1 Playback", 1, SND_SOC_NOPM, 0, 0),
 512         SND_SOC_DAPM_AIF_OUT("AIF1TXL", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
 513         SND_SOC_DAPM_AIF_OUT("AIF1TXR", "AIF1 Capture", 1, SND_SOC_NOPM, 0, 0),
 514         SND_SOC_DAPM_AIF_IN("AIF2RXL", "AIF1 Playback", 2, SND_SOC_NOPM, 0, 0),
 515         SND_SOC_DAPM_AIF_IN("AIF2RXR", "AIF1 Playback", 3, SND_SOC_NOPM, 0, 0),
 516         SND_SOC_DAPM_AIF_OUT("AIF2TXL", "AIF1 Capture", 2, SND_SOC_NOPM, 0, 0),
 517         SND_SOC_DAPM_AIF_OUT("AIF2TXR", "AIF1 Capture", 3, SND_SOC_NOPM, 0, 0),
 518
 519         /* Output Side */
 520         /* DACs */
 521         SND_SOC_DAPM_DAC("DAC 0", NULL, RT274_SET_STREAMID_DAC0, 4, 0),
 522         SND_SOC_DAPM_DAC("DAC 1", NULL, RT274_SET_STREAMID_DAC1, 4, 0),
 523
 524         /* Output Mux */
 525         SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt274_hpo_mux),
 526         SND_SOC_DAPM_MUX("LOUT Mux", SND_SOC_NOPM, 0, 0, &rt274_lout_mux),
 527
 528         SND_SOC_DAPM_SUPPLY("HP Power", RT274_SET_PIN_HPO,
 529                 RT274_SET_PIN_SFT, 0, NULL, 0),
 530         SND_SOC_DAPM_SUPPLY("LOUT Power", RT274_SET_PIN_LOUT3,
 531                 RT274_SET_PIN_SFT, 0, NULL, 0),
 532
 533         /* Output Mixer */
 534         SND_SOC_DAPM_PGA("DAC OUT0", SND_SOC_NOPM, 0, 0,
 535                         NULL, 0),
 536         SND_SOC_DAPM_PGA("DAC OUT1", SND_SOC_NOPM, 0, 0,
 537                         NULL, 0),
 538
 539         /* Output Pga */
 540         SND_SOC_DAPM_SWITCH("LOUT L", SND_SOC_NOPM, 0, 0,
 541                 &loutl_enable_control),
 542         SND_SOC_DAPM_SWITCH("LOUT R", SND_SOC_NOPM, 0, 0,
 543                 &loutr_enable_control),
 544         SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0,
 545                 &hpol_enable_control),
 546         SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0,
 547                 &hpor_enable_control),
 548
 549         /* Output Lines */
 550         SND_SOC_DAPM_OUTPUT("HPO Pin"),
 551         SND_SOC_DAPM_OUTPUT("SPDIF"),
 552         SND_SOC_DAPM_OUTPUT("LINE3"),
 553 };
 554
 555 static const struct snd_soc_dapm_route rt274_dapm_routes[] = {
 556         {"DMIC1", NULL, "DMIC1 Pin"},
 557         {"DMIC2", NULL, "DMIC2 Pin"},
 558
 559         {"ADC 0 Mux", "Mic", "MIC"},
 560         {"ADC 0 Mux", "Dmic", "DMIC1"},
 561         {"ADC 0 Mux", "Line1", "LINE1"},
 562         {"ADC 0 Mux", "Line2", "LINE2"},
 563         {"ADC 1 Mux", "Mic", "MIC"},
 564         {"ADC 1 Mux", "Dmic", "DMIC2"},
 565         {"ADC 1 Mux", "Line1", "LINE1"},
 566         {"ADC 1 Mux", "Line2", "LINE2"},
 567
 568         {"ADC 0", NULL, "ADC 0 Mux"},
 569         {"ADC 1", NULL, "ADC 1 Mux"},
 570
 571         {"AIF1TXL", NULL, "ADC 0"},
 572         {"AIF1TXR", NULL, "ADC 0"},
 573         {"AIF2TXL", NULL, "ADC 1"},
 574         {"AIF2TXR", NULL, "ADC 1"},
 575
 576         {"DAC 0", NULL, "AIF1RXL"},
 577         {"DAC 0", NULL, "AIF1RXR"},
 578         {"DAC 1", NULL, "AIF2RXL"},
 579         {"DAC 1", NULL, "AIF2RXR"},
 580
 581         {"DAC OUT0", NULL, "DAC 0"},
 582
 583         {"DAC OUT1", NULL, "DAC 1"},
 584
 585         {"LOUT Mux", "DAC OUT0", "DAC OUT0"},
 586         {"LOUT Mux", "DAC OUT1", "DAC OUT1"},
 587
 588         {"LOUT L", "Switch", "LOUT Mux"},
 589         {"LOUT R", "Switch", "LOUT Mux"},
 590         {"LOUT L", NULL, "LOUT Power"},
 591         {"LOUT R", NULL, "LOUT Power"},
 592
 593         {"LINE3", NULL, "LOUT L"},
 594         {"LINE3", NULL, "LOUT R"},
 595
 596         {"HPO Mux", "DAC OUT0", "DAC OUT0"},
 597         {"HPO Mux", "DAC OUT1", "DAC OUT1"},
 598
 599         {"HPO L", "Switch", "HPO Mux"},
 600         {"HPO R", "Switch", "HPO Mux"},
 601         {"HPO L", NULL, "HP Power"},
 602         {"HPO R", NULL, "HP Power"},
 603
 604         {"HPO Pin", NULL, "HPO L"},
 605         {"HPO Pin", NULL, "HPO R"},
 606 };
 607
 608 static int rt274_hw_params(struct snd_pcm_substream *substream,
 609                             struct snd_pcm_hw_params *params,
 610                             struct snd_soc_dai *dai)
 611 {
 612         struct snd_soc_component *component = dai->component;
 613         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 614         unsigned int val = 0;
 615         int d_len_code = 0, c_len_code = 0;
 616
 617         switch (params_rate(params)) {
 618         /* bit 14 0:48K 1:44.1K */
 619         case 44100:
 620         case 48000:
 621                 break;
 622         default:
 623                 dev_err(component->dev, "Unsupported sample rate %d\n",
 624                                         params_rate(params));
 625                 return -EINVAL;
 626         }
 627         switch (rt274->sys_clk) {
 628         case 12288000:
 629         case 24576000:
 630                 if (params_rate(params) != 48000) {
 631                         dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
 632                                         params_rate(params), rt274->sys_clk);
 633                         return -EINVAL;
 634                 }
 635                 break;
 636         case 11289600:
 637         case 22579200:
 638                 if (params_rate(params) != 44100) {
 639                         dev_err(component->dev, "Sys_clk is not matched (%d %d)\n",
 640                                         params_rate(params), rt274->sys_clk);
 641                         return -EINVAL;
 642                 }
 643                 break;
 644         }
 645
 646         if (params_channels(params) <= 16) {
 647                 /* bit 3:0 Number of Channel */
 648                 val |= (params_channels(params) - 1);
 649         } else {
 650                 dev_err(component->dev, "Unsupported channels %d\n",
 651                                         params_channels(params));
 652                 return -EINVAL;
 653         }
 654
 655         switch (params_width(params)) {
 656         /* bit 6:4 Bits per Sample */
 657         case 16:
 658                 d_len_code = 0;
 659                 c_len_code = 0;
 660                 val |= (0x1 << 4);
 661                 break;
 662         case 32:
 663                 d_len_code = 2;
 664                 c_len_code = 3;
 665                 val |= (0x4 << 4);
 666                 break;
 667         case 20:
 668                 d_len_code = 1;
 669                 c_len_code = 1;
 670                 val |= (0x2 << 4);
 671                 break;
 672         case 24:
 673                 d_len_code = 2;
 674                 c_len_code = 2;
 675                 val |= (0x3 << 4);
 676                 break;
 677         case 8:
 678                 d_len_code = 3;
 679                 c_len_code = 0;
 680                 break;
 681         default:
 682                 return -EINVAL;
 683         }
 684
 685         if (rt274->master)
 686                 c_len_code = 0x3;
 687
 688         snd_soc_component_update_bits(component,
 689                 RT274_I2S_CTRL1, 0xc018, d_len_code << 3 | c_len_code << 14);
 690         dev_dbg(component->dev, "format val = 0x%x\n", val);
 691
 692         snd_soc_component_update_bits(component, RT274_DAC_FORMAT, 0x407f, val);
 693         snd_soc_component_update_bits(component, RT274_ADC_FORMAT, 0x407f, val);
 694
 695         return 0;
 696 }
 697
 698 static int rt274_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 699 {
 700         struct snd_soc_component *component = dai->component;
 701         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 702
 703         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 704         case SND_SOC_DAIFMT_CBM_CFM:
 705                 snd_soc_component_update_bits(component,
 706                         RT274_I2S_CTRL1, RT274_I2S_MODE_MASK, RT274_I2S_MODE_M);
 707                 rt274->master = true;
 708                 break;
 709         case SND_SOC_DAIFMT_CBS_CFS:
 710                 snd_soc_component_update_bits(component,
 711                         RT274_I2S_CTRL1, RT274_I2S_MODE_MASK, RT274_I2S_MODE_S);
 712                 rt274->master = false;
 713                 break;
 714         default:
 715                 return -EINVAL;
 716         }
 717
 718         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 719         case SND_SOC_DAIFMT_I2S:
 720                 snd_soc_component_update_bits(component, RT274_I2S_CTRL1,
 721                                         RT274_I2S_FMT_MASK, RT274_I2S_FMT_I2S);
 722                 break;
 723         case SND_SOC_DAIFMT_LEFT_J:
 724                 snd_soc_component_update_bits(component, RT274_I2S_CTRL1,
 725                                         RT274_I2S_FMT_MASK, RT274_I2S_FMT_LJ);
 726                 break;
 727         case SND_SOC_DAIFMT_DSP_A:
 728                 snd_soc_component_update_bits(component, RT274_I2S_CTRL1,
 729                                         RT274_I2S_FMT_MASK, RT274_I2S_FMT_PCMA);
 730                 break;
 731         case SND_SOC_DAIFMT_DSP_B:
 732                 snd_soc_component_update_bits(component, RT274_I2S_CTRL1,
 733                                         RT274_I2S_FMT_MASK, RT274_I2S_FMT_PCMB);
 734                 break;
 735         default:
 736                 return -EINVAL;
 737         }
 738         /* bit 15 Stream Type 0:PCM 1:Non-PCM */
 739         snd_soc_component_update_bits(component, RT274_DAC_FORMAT, 0x8000, 0);
 740         snd_soc_component_update_bits(component, RT274_ADC_FORMAT, 0x8000, 0);
 741
 742         return 0;
 743 }
 744
 745 static int rt274_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
 746                         unsigned int freq_in, unsigned int freq_out)
 747 {
 748         struct snd_soc_component *component = dai->component;
 749         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 750
 751         switch (source) {
 752         case RT274_PLL2_S_MCLK:
 753                 snd_soc_component_update_bits(component, RT274_PLL2_CTRL,
 754                                 RT274_PLL2_SRC_MASK, RT274_PLL2_SRC_MCLK);
 755                 break;
 756         default:
 757                 dev_warn(component->dev, "invalid pll source, use BCLK\n");
 758                 /* fall through */
 759         case RT274_PLL2_S_BCLK:
 760                 snd_soc_component_update_bits(component, RT274_PLL2_CTRL,
 761                                 RT274_PLL2_SRC_MASK, RT274_PLL2_SRC_BCLK);
 762                 break;
 763         }
 764
 765         if (source == RT274_PLL2_S_BCLK) {
 766                 snd_soc_component_update_bits(component, RT274_MCLK_CTRL,
 767                                 (0x3 << 12), (0x3 << 12));
 768                 switch (rt274->fs) {
 769                 case 50:
 770                         snd_soc_component_write(component, 0x7a, 0xaab6);
 771                         snd_soc_component_write(component, 0x7b, 0x0301);
 772                         snd_soc_component_write(component, 0x7c, 0x04fe);
 773                         break;
 774                 case 64:
 775                         snd_soc_component_write(component, 0x7a, 0xaa96);
 776                         snd_soc_component_write(component, 0x7b, 0x8003);
 777                         snd_soc_component_write(component, 0x7c, 0x081e);
 778                         break;
 779                 case 128:
 780                         snd_soc_component_write(component, 0x7a, 0xaa96);
 781                         snd_soc_component_write(component, 0x7b, 0x8003);
 782                         snd_soc_component_write(component, 0x7c, 0x080e);
 783                         break;
 784                 default:
 785                         dev_warn(component->dev, "invalid freq_in, assume 4.8M\n");
 786                         /* fall through */
 787                 case 100:
 788                         snd_soc_component_write(component, 0x7a, 0xaab6);
 789                         snd_soc_component_write(component, 0x7b, 0x0301);
 790                         snd_soc_component_write(component, 0x7c, 0x047e);
 791                         break;
 792                 }
 793         }
 794
 795         return 0;
 796 }
 797
 798 static int rt274_set_dai_sysclk(struct snd_soc_dai *dai,
 799                                 int clk_id, unsigned int freq, int dir)
 800 {
 801         struct snd_soc_component *component = dai->component;
 802         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 803         unsigned int clk_src, mclk_en;
 804
 805         dev_dbg(component->dev, "%s freq=%d\n", __func__, freq);
 806
 807         switch (clk_id) {
 808         case RT274_SCLK_S_MCLK:
 809                 mclk_en = RT274_MCLK_MODE_EN;
 810                 clk_src = RT274_CLK_SRC_MCLK;
 811                 break;
 812         case RT274_SCLK_S_PLL1:
 813                 mclk_en = RT274_MCLK_MODE_DIS;
 814                 clk_src = RT274_CLK_SRC_MCLK;
 815                 break;
 816         case RT274_SCLK_S_PLL2:
 817                 mclk_en = RT274_MCLK_MODE_EN;
 818                 clk_src = RT274_CLK_SRC_PLL2;
 819                 break;
 820         default:
 821                 mclk_en = RT274_MCLK_MODE_DIS;
 822                 clk_src = RT274_CLK_SRC_MCLK;
 823                 dev_warn(component->dev, "invalid sysclk source, use PLL1\n");
 824                 break;
 825         }
 826         snd_soc_component_update_bits(component, RT274_MCLK_CTRL,
 827                         RT274_MCLK_MODE_MASK, mclk_en);
 828         snd_soc_component_update_bits(component, RT274_CLK_CTRL,
 829                         RT274_CLK_SRC_MASK, clk_src);
 830
 831         switch (freq) {
 832         case 19200000:
 833                 if (clk_id == RT274_SCLK_S_MCLK) {
 834                         dev_err(component->dev, "Should not use MCLK\n");
 835                         return -EINVAL;
 836                 }
 837                 snd_soc_component_update_bits(component,
 838                         RT274_I2S_CTRL2, 0x40, 0x40);
 839                 break;
 840         case 24000000:
 841                 if (clk_id == RT274_SCLK_S_MCLK) {
 842                         dev_err(component->dev, "Should not use MCLK\n");
 843                         return -EINVAL;
 844                 }
 845                 snd_soc_component_update_bits(component,
 846                         RT274_I2S_CTRL2, 0x40, 0x0);
 847                 break;
 848         case 12288000:
 849         case 11289600:
 850                 snd_soc_component_update_bits(component,
 851                         RT274_MCLK_CTRL, 0x1fcf, 0x0008);
 852                 break;
 853         case 24576000:
 854         case 22579200:
 855                 snd_soc_component_update_bits(component,
 856                         RT274_MCLK_CTRL, 0x1fcf, 0x1543);
 857                 break;
 858         default:
 859                 dev_err(component->dev, "Unsupported system clock\n");
 860                 return -EINVAL;
 861         }
 862
 863         rt274->sys_clk = freq;
 864         rt274->clk_id = clk_id;
 865
 866         return 0;
 867 }
 868
 869 static int rt274_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
 870 {
 871         struct snd_soc_component *component = dai->component;
 872         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 873
 874         dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio);
 875         rt274->fs = ratio;
 876         if ((ratio / 50) == 0)
 877                 snd_soc_component_update_bits(component,
 878                         RT274_I2S_CTRL1, 0x1000, 0x1000);
 879         else
 880                 snd_soc_component_update_bits(component,
 881                         RT274_I2S_CTRL1, 0x1000, 0x0);
 882
 883
 884         return 0;
 885 }
 886
 887 static int rt274_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
 888                         unsigned int rx_mask, int slots, int slot_width)
 889
 890 {
 891         struct snd_soc_component *component = dai->component;
 892
 893         if (rx_mask || tx_mask) {
 894                 snd_soc_component_update_bits(component,
 895                         RT274_I2S_CTRL1, RT274_TDM_EN, RT274_TDM_EN);
 896         } else {
 897                 snd_soc_component_update_bits(component,
 898                         RT274_I2S_CTRL1, RT274_TDM_EN, RT274_TDM_DIS);
 899                 return 0;
 900         }
 901
 902         switch (slots) {
 903         case 4:
 904                 snd_soc_component_update_bits(component,
 905                         RT274_I2S_CTRL1, RT274_TDM_CH_NUM, RT274_TDM_4CH);
 906                 break;
 907         case 2:
 908                 snd_soc_component_update_bits(component,
 909                         RT274_I2S_CTRL1, RT274_TDM_CH_NUM, RT274_TDM_2CH);
 910                 break;
 911         default:
 912                 dev_err(component->dev,
 913                         "Support 2 or 4 slots TDM only\n");
 914                 return -EINVAL;
 915         }
 916
 917         return 0;
 918 }
 919
 920 static int rt274_set_bias_level(struct snd_soc_component *component,
 921                                  enum snd_soc_bias_level level)
 922 {
 923         switch (level) {
 924         case SND_SOC_BIAS_PREPARE:
 925                 if (SND_SOC_BIAS_STANDBY ==
 926                         snd_soc_component_get_bias_level(component)) {
 927                         snd_soc_component_write(component,
 928                                 RT274_SET_AUDIO_POWER, AC_PWRST_D0);
 929                 }
 930                 break;
 931
 932         case SND_SOC_BIAS_STANDBY:
 933                 snd_soc_component_write(component,
 934                         RT274_SET_AUDIO_POWER, AC_PWRST_D3);
 935                 break;
 936
 937         default:
 938                 break;
 939         }
 940
 941         return 0;
 942 }
 943
 944 static irqreturn_t rt274_irq(int irq, void *data)
 945 {
 946         struct rt274_priv *rt274 = data;
 947         bool hp = false;
 948         bool mic = false;
 949         int ret, status = 0;
 950
 951         /* Clear IRQ */
 952         regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL,
 953                                 RT274_IRQ_CLR, RT274_IRQ_CLR);
 954
 955         ret = rt274_jack_detect(rt274, &hp, &mic);
 956
 957         if (ret == 0) {
 958                 if (hp == true)
 959                         status |= SND_JACK_HEADPHONE;
 960
 961                 if (mic == true)
 962                         status |= SND_JACK_MICROPHONE;
 963
 964                 snd_soc_jack_report(rt274->jack, status,
 965                         SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
 966
 967                 pm_wakeup_event(&rt274->i2c->dev, 300);
 968         }
 969
 970         return IRQ_HANDLED;
 971 }
 972
 973 static int rt274_probe(struct snd_soc_component *component)
 974 {
 975         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 976
 977         rt274->component = component;
 978
 979         if (rt274->i2c->irq) {
 980                 INIT_DELAYED_WORK(&rt274->jack_detect_work,
 981                                         rt274_jack_detect_work);
 982                 schedule_delayed_work(&rt274->jack_detect_work,
 983                                         msecs_to_jiffies(1250));
 984         }
 985
 986         return 0;
 987 }
 988
 989 static void rt274_remove(struct snd_soc_component *component)
 990 {
 991         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
 992
 993         cancel_delayed_work_sync(&rt274->jack_detect_work);
 994 }
 995
 996 #ifdef CONFIG_PM
 997 static int rt274_suspend(struct snd_soc_component *component)
 998 {
 999         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
1000
1001         regcache_cache_only(rt274->regmap, true);
1002         regcache_mark_dirty(rt274->regmap);
1003
1004         return 0;
1005 }
1006
1007 static int rt274_resume(struct snd_soc_component *component)
1008 {
1009         struct rt274_priv *rt274 = snd_soc_component_get_drvdata(component);
1010
1011         regcache_cache_only(rt274->regmap, false);
1012         rt274_index_sync(component);
1013         regcache_sync(rt274->regmap);
1014
1015         return 0;
1016 }
1017 #else
1018 #define rt274_suspend NULL
1019 #define rt274_resume NULL
1020 #endif
1021
1022 #define RT274_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1023 #define RT274_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1024                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1025
1026 static const struct snd_soc_dai_ops rt274_aif_dai_ops = {
1027         .hw_params = rt274_hw_params,
1028         .set_fmt = rt274_set_dai_fmt,
1029         .set_sysclk = rt274_set_dai_sysclk,
1030         .set_pll = rt274_set_dai_pll,
1031         .set_bclk_ratio = rt274_set_bclk_ratio,
1032         .set_tdm_slot = rt274_set_tdm_slot,
1033 };
1034
1035 static struct snd_soc_dai_driver rt274_dai[] = {
1036         {
1037                 .name = "rt274-aif1",
1038                 .id = RT274_AIF1,
1039                 .playback = {
1040                         .stream_name = "AIF1 Playback",
1041                         .channels_min = 1,
1042                         .channels_max = 2,
1043                         .rates = RT274_STEREO_RATES,
1044                         .formats = RT274_FORMATS,
1045                 },
1046                 .capture = {
1047                         .stream_name = "AIF1 Capture",
1048                         .channels_min = 1,
1049                         .channels_max = 2,
1050                         .rates = RT274_STEREO_RATES,
1051                         .formats = RT274_FORMATS,
1052                 },
1053                 .ops = &rt274_aif_dai_ops,
1054                 .symmetric_rates = 1,
1055         },
1056 };
1057
1058 static const struct snd_soc_component_driver soc_component_dev_rt274 = {
1059         .probe                  = rt274_probe,
1060         .remove                 = rt274_remove,
1061         .suspend                = rt274_suspend,
1062         .resume                 = rt274_resume,
1063         .set_bias_level         = rt274_set_bias_level,
1064         .set_jack               = rt274_mic_detect,
1065         .controls               = rt274_snd_controls,
1066         .num_controls           = ARRAY_SIZE(rt274_snd_controls),
1067         .dapm_widgets           = rt274_dapm_widgets,
1068         .num_dapm_widgets       = ARRAY_SIZE(rt274_dapm_widgets),
1069         .dapm_routes            = rt274_dapm_routes,
1070         .num_dapm_routes        = ARRAY_SIZE(rt274_dapm_routes),
1071         .use_pmdown_time        = 1,
1072         .endianness             = 1,
1073         .non_legacy_dai_naming  = 1,
1074 };
1075
1076 static const struct regmap_config rt274_regmap = {
1077         .reg_bits = 32,
1078         .val_bits = 32,
1079         .max_register = 0x05bfffff,
1080         .volatile_reg = rt274_volatile_register,
1081         .readable_reg = rt274_readable_register,
1082         .reg_write = rl6347a_hw_write,
1083         .reg_read = rl6347a_hw_read,
1084         .cache_type = REGCACHE_RBTREE,
1085         .reg_defaults = rt274_reg,
1086         .num_reg_defaults = ARRAY_SIZE(rt274_reg),
1087 };
1088
1089 #ifdef CONFIG_OF
1090 static const struct of_device_id rt274_of_match[] = {
1091         {.compatible = "realtek,rt274"},
1092         {},
1093 };
1094 MODULE_DEVICE_TABLE(of, rt274_of_match);
1095 #endif
1096
1097 static const struct i2c_device_id rt274_i2c_id[] = {
1098         {"rt274", 0},
1099         {}
1100 };
1101 MODULE_DEVICE_TABLE(i2c, rt274_i2c_id);
1102
1103 static const struct acpi_device_id rt274_acpi_match[] = {
1104         { "10EC0274", 0 },
1105         { "INT34C2", 0 },
1106         {},
1107 };
1108 MODULE_DEVICE_TABLE(acpi, rt274_acpi_match);
1109
1110 static int rt274_i2c_probe(struct i2c_client *i2c,
1111                            const struct i2c_device_id *id)
1112 {
1113         struct rt274_priv *rt274;
1114
1115         int ret;
1116         unsigned int val;
1117
1118         rt274 = devm_kzalloc(&i2c->dev, sizeof(*rt274),
1119                                 GFP_KERNEL);
1120         if (rt274 == NULL)
1121                 return -ENOMEM;
1122
1123         rt274->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt274_regmap);
1124         if (IS_ERR(rt274->regmap)) {
1125                 ret = PTR_ERR(rt274->regmap);
1126                 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1127                         ret);
1128                 return ret;
1129         }
1130
1131         ret = regmap_read(rt274->regmap,
1132                 RT274_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &val);
1133         if (ret)
1134                 return ret;
1135
1136         if (val != RT274_VENDOR_ID) {
1137                 dev_err(&i2c->dev,
1138                         "Device with ID register %#x is not rt274\n", val);
1139                 return -ENODEV;
1140         }
1141
1142         rt274->index_cache = devm_kmemdup(&i2c->dev, rt274_index_def,
1143                                           sizeof(rt274_index_def), GFP_KERNEL);
1144         if (!rt274->index_cache)
1145                 return -ENOMEM;
1146
1147         rt274->index_cache_size = INDEX_CACHE_SIZE;
1148         rt274->i2c = i2c;
1149         i2c_set_clientdata(i2c, rt274);
1150
1151         /* reset codec */
1152         regmap_write(rt274->regmap, RT274_RESET, 0);
1153         regmap_update_bits(rt274->regmap, 0x1a, 0x4000, 0x4000);
1154
1155         /* Set Pad PDB is floating */
1156         regmap_update_bits(rt274->regmap, RT274_PAD_CTRL12, 0x3, 0x0);
1157         regmap_write(rt274->regmap, RT274_COEF5b_INDEX, 0x01);
1158         regmap_write(rt274->regmap, RT274_COEF5b_COEF, 0x8540);
1159         regmap_update_bits(rt274->regmap, 0x6f, 0x0100, 0x0100);
1160         /* Combo jack auto detect */
1161         regmap_write(rt274->regmap, 0x4a, 0x201b);
1162         /* Aux mode off */
1163         regmap_update_bits(rt274->regmap, 0x6f, 0x3000, 0x2000);
1164         /* HP DC Calibration */
1165         regmap_update_bits(rt274->regmap, 0x6f, 0xf, 0x0);
1166         /* Set NID=58h.Index 00h [15]= 1b; */
1167         regmap_write(rt274->regmap, RT274_COEF58_INDEX, 0x00);
1168         regmap_write(rt274->regmap, RT274_COEF58_COEF, 0xb888);
1169         msleep(500);
1170         regmap_update_bits(rt274->regmap, 0x6f, 0xf, 0xb);
1171         regmap_write(rt274->regmap, RT274_COEF58_INDEX, 0x00);
1172         regmap_write(rt274->regmap, RT274_COEF58_COEF, 0x3888);
1173         /* Set pin widget */
1174         regmap_write(rt274->regmap, RT274_SET_PIN_HPO, 0x40);
1175         regmap_write(rt274->regmap, RT274_SET_PIN_LOUT3, 0x40);
1176         regmap_write(rt274->regmap, RT274_SET_MIC, 0x20);
1177         regmap_write(rt274->regmap, RT274_SET_PIN_DMIC1, 0x20);
1178
1179         regmap_update_bits(rt274->regmap, RT274_I2S_CTRL2, 0xc004, 0x4004);
1180         regmap_update_bits(rt274->regmap, RT274_EAPD_GPIO_IRQ_CTRL,
1181                                 RT274_GPI2_SEL_MASK, RT274_GPI2_SEL_DMIC_CLK);
1182
1183         /* jack detection */
1184         regmap_write(rt274->regmap, RT274_UNSOLICITED_HP_OUT, 0x81);
1185         regmap_write(rt274->regmap, RT274_UNSOLICITED_MIC, 0x82);
1186
1187         if (rt274->i2c->irq) {
1188                 ret = request_threaded_irq(rt274->i2c->irq, NULL, rt274_irq,
1189                         IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt274", rt274);
1190                 if (ret != 0) {
1191                         dev_err(&i2c->dev,
1192                                 "Failed to reguest IRQ: %d\n", ret);
1193                         return ret;
1194                 }
1195         }
1196
1197         ret = devm_snd_soc_register_component(&i2c->dev,
1198                                      &soc_component_dev_rt274,
1199                                      rt274_dai, ARRAY_SIZE(rt274_dai));
1200
1201         return ret;
1202 }
1203
1204 static int rt274_i2c_remove(struct i2c_client *i2c)
1205 {
1206         struct rt274_priv *rt274 = i2c_get_clientdata(i2c);
1207
1208         if (i2c->irq)
1209                 free_irq(i2c->irq, rt274);
1210
1211         return 0;
1212 }
1213
1214
1215 static struct i2c_driver rt274_i2c_driver = {
1216         .driver = {
1217                    .name = "rt274",
1218                    .acpi_match_table = ACPI_PTR(rt274_acpi_match),
1219 #ifdef CONFIG_OF
1220                    .of_match_table = of_match_ptr(rt274_of_match),
1221 #endif
1222                    },
1223         .probe = rt274_i2c_probe,
1224         .remove = rt274_i2c_remove,
1225         .id_table = rt274_i2c_id,
1226 };
1227
1228 module_i2c_driver(rt274_i2c_driver);
1229
1230 MODULE_DESCRIPTION("ASoC RT274 driver");
1231 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>");
1232 MODULE_LICENSE("GPL v2");