1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Driver for ADAU1381/ADAU1781 codec 4 * 5 * Copyright 2011-2013 Analog Devices Inc. 6 * Author: Lars-Peter Clausen <lars@metafoo.de> 7 */ 8 9 #include <linux/module.h> 10 #include <linux/init.h> 11 #include <linux/i2c.h> 12 #include <linux/spi/spi.h> 13 #include <linux/slab.h> 14 #include <sound/core.h> 15 #include <sound/pcm.h> 16 #include <sound/pcm_params.h> 17 #include <sound/soc.h> 18 #include <sound/tlv.h> 19 #include <linux/platform_data/adau17x1.h> 20 21 #include "adau17x1.h" 22 #include "adau1781.h" 23 24 #define ADAU1781_DMIC_BEEP_CTRL 0x4008 25 #define ADAU1781_LEFT_PGA 0x400e 26 #define ADAU1781_RIGHT_PGA 0x400f 27 #define ADAU1781_LEFT_PLAYBACK_MIXER 0x401c 28 #define ADAU1781_RIGHT_PLAYBACK_MIXER 0x401e 29 #define ADAU1781_MONO_PLAYBACK_MIXER 0x401f 30 #define ADAU1781_LEFT_LINEOUT 0x4025 31 #define ADAU1781_RIGHT_LINEOUT 0x4026 32 #define ADAU1781_SPEAKER 0x4027 33 #define ADAU1781_BEEP_ZC 0x4028 34 #define ADAU1781_DEJITTER 0x4032 35 #define ADAU1781_DIG_PWDN0 0x4080 36 #define ADAU1781_DIG_PWDN1 0x4081 37 38 #define ADAU1781_INPUT_DIFFERNTIAL BIT(3) 39 40 #define ADAU1381_FIRMWARE "adau1381.bin" 41 #define ADAU1781_FIRMWARE "adau1781.bin" 42 43 static const struct reg_default adau1781_reg_defaults[] = { 44 { ADAU1781_DMIC_BEEP_CTRL, 0x00 }, 45 { ADAU1781_LEFT_PGA, 0xc7 }, 46 { ADAU1781_RIGHT_PGA, 0xc7 }, 47 { ADAU1781_LEFT_PLAYBACK_MIXER, 0x00 }, 48 { ADAU1781_RIGHT_PLAYBACK_MIXER, 0x00 }, 49 { ADAU1781_MONO_PLAYBACK_MIXER, 0x00 }, 50 { ADAU1781_LEFT_LINEOUT, 0x00 }, 51 { ADAU1781_RIGHT_LINEOUT, 0x00 }, 52 { ADAU1781_SPEAKER, 0x00 }, 53 { ADAU1781_BEEP_ZC, 0x19 }, 54 { ADAU1781_DEJITTER, 0x60 }, 55 { ADAU1781_DIG_PWDN1, 0x0c }, 56 { ADAU1781_DIG_PWDN1, 0x00 }, 57 { ADAU17X1_CLOCK_CONTROL, 0x00 }, 58 { ADAU17X1_PLL_CONTROL, 0x00 }, 59 { ADAU17X1_REC_POWER_MGMT, 0x00 }, 60 { ADAU17X1_MICBIAS, 0x04 }, 61 { ADAU17X1_SERIAL_PORT0, 0x00 }, 62 { ADAU17X1_SERIAL_PORT1, 0x00 }, 63 { ADAU17X1_CONVERTER0, 0x00 }, 64 { ADAU17X1_CONVERTER1, 0x00 }, 65 { ADAU17X1_LEFT_INPUT_DIGITAL_VOL, 0x00 }, 66 { ADAU17X1_RIGHT_INPUT_DIGITAL_VOL, 0x00 }, 67 { ADAU17X1_ADC_CONTROL, 0x00 }, 68 { ADAU17X1_PLAY_POWER_MGMT, 0x00 }, 69 { ADAU17X1_DAC_CONTROL0, 0x00 }, 70 { ADAU17X1_DAC_CONTROL1, 0x00 }, 71 { ADAU17X1_DAC_CONTROL2, 0x00 }, 72 { ADAU17X1_SERIAL_PORT_PAD, 0x00 }, 73 { ADAU17X1_CONTROL_PORT_PAD0, 0x00 }, 74 { ADAU17X1_CONTROL_PORT_PAD1, 0x00 }, 75 { ADAU17X1_DSP_SAMPLING_RATE, 0x01 }, 76 { ADAU17X1_SERIAL_INPUT_ROUTE, 0x00 }, 77 { ADAU17X1_SERIAL_OUTPUT_ROUTE, 0x00 }, 78 { ADAU17X1_DSP_ENABLE, 0x00 }, 79 { ADAU17X1_DSP_RUN, 0x00 }, 80 { ADAU17X1_SERIAL_SAMPLING_RATE, 0x00 }, 81 }; 82 83 static const DECLARE_TLV_DB_SCALE(adau1781_speaker_tlv, 0, 200, 0); 84 85 static const DECLARE_TLV_DB_RANGE(adau1781_pga_tlv, 86 0, 1, TLV_DB_SCALE_ITEM(0, 600, 0), 87 2, 3, TLV_DB_SCALE_ITEM(1000, 400, 0), 88 4, 4, TLV_DB_SCALE_ITEM(1700, 0, 0), 89 5, 7, TLV_DB_SCALE_ITEM(2000, 600, 0) 90 ); 91 92 static const DECLARE_TLV_DB_RANGE(adau1781_beep_tlv, 93 0, 1, TLV_DB_SCALE_ITEM(0, 600, 0), 94 2, 3, TLV_DB_SCALE_ITEM(1000, 400, 0), 95 4, 4, TLV_DB_SCALE_ITEM(-2300, 0, 0), 96 5, 7, TLV_DB_SCALE_ITEM(2000, 600, 0) 97 ); 98 99 static const DECLARE_TLV_DB_SCALE(adau1781_sidetone_tlv, -1800, 300, 1); 100 101 static const char * const adau1781_speaker_bias_select_text[] = { 102 "Normal operation", "Power saving", "Enhanced performance", 103 }; 104 105 static const char * const adau1781_bias_select_text[] = { 106 "Normal operation", "Extreme power saving", "Power saving", 107 "Enhanced performance", 108 }; 109 110 static SOC_ENUM_SINGLE_DECL(adau1781_adc_bias_enum, 111 ADAU17X1_REC_POWER_MGMT, 3, adau1781_bias_select_text); 112 static SOC_ENUM_SINGLE_DECL(adau1781_speaker_bias_enum, 113 ADAU17X1_PLAY_POWER_MGMT, 6, adau1781_speaker_bias_select_text); 114 static SOC_ENUM_SINGLE_DECL(adau1781_dac_bias_enum, 115 ADAU17X1_PLAY_POWER_MGMT, 4, adau1781_bias_select_text); 116 static SOC_ENUM_SINGLE_DECL(adau1781_playback_bias_enum, 117 ADAU17X1_PLAY_POWER_MGMT, 2, adau1781_bias_select_text); 118 static SOC_ENUM_SINGLE_DECL(adau1781_capture_bias_enum, 119 ADAU17X1_REC_POWER_MGMT, 1, adau1781_bias_select_text); 120 121 static const struct snd_kcontrol_new adau1781_controls[] = { 122 SOC_SINGLE_TLV("Beep Capture Volume", ADAU1781_DMIC_BEEP_CTRL, 0, 7, 0, 123 adau1781_beep_tlv), 124 SOC_DOUBLE_R_TLV("PGA Capture Volume", ADAU1781_LEFT_PGA, 125 ADAU1781_RIGHT_PGA, 5, 7, 0, adau1781_pga_tlv), 126 SOC_DOUBLE_R("PGA Capture Switch", ADAU1781_LEFT_PGA, 127 ADAU1781_RIGHT_PGA, 1, 1, 0), 128 129 SOC_DOUBLE_R("Lineout Playback Switch", ADAU1781_LEFT_LINEOUT, 130 ADAU1781_RIGHT_LINEOUT, 1, 1, 0), 131 SOC_SINGLE("Beep ZC Switch", ADAU1781_BEEP_ZC, 0, 1, 0), 132 133 SOC_SINGLE("Mono Playback Switch", ADAU1781_MONO_PLAYBACK_MIXER, 134 0, 1, 0), 135 SOC_SINGLE_TLV("Mono Playback Volume", ADAU1781_SPEAKER, 6, 3, 0, 136 adau1781_speaker_tlv), 137 138 SOC_ENUM("ADC Bias", adau1781_adc_bias_enum), 139 SOC_ENUM("DAC Bias", adau1781_dac_bias_enum), 140 SOC_ENUM("Capture Bias", adau1781_capture_bias_enum), 141 SOC_ENUM("Playback Bias", adau1781_playback_bias_enum), 142 SOC_ENUM("Speaker Bias", adau1781_speaker_bias_enum), 143 }; 144 145 static const struct snd_kcontrol_new adau1781_beep_mixer_controls[] = { 146 SOC_DAPM_SINGLE("Beep Capture Switch", ADAU1781_DMIC_BEEP_CTRL, 147 3, 1, 0), 148 }; 149 150 static const struct snd_kcontrol_new adau1781_left_mixer_controls[] = { 151 SOC_DAPM_SINGLE_AUTODISABLE("Switch", 152 ADAU1781_LEFT_PLAYBACK_MIXER, 5, 1, 0), 153 SOC_DAPM_SINGLE_TLV("Beep Playback Volume", 154 ADAU1781_LEFT_PLAYBACK_MIXER, 1, 8, 0, adau1781_sidetone_tlv), 155 }; 156 157 static const struct snd_kcontrol_new adau1781_right_mixer_controls[] = { 158 SOC_DAPM_SINGLE_AUTODISABLE("Switch", 159 ADAU1781_RIGHT_PLAYBACK_MIXER, 6, 1, 0), 160 SOC_DAPM_SINGLE_TLV("Beep Playback Volume", 161 ADAU1781_LEFT_PLAYBACK_MIXER, 1, 8, 0, adau1781_sidetone_tlv), 162 }; 163 164 static const struct snd_kcontrol_new adau1781_mono_mixer_controls[] = { 165 SOC_DAPM_SINGLE_AUTODISABLE("Left Switch", 166 ADAU1781_MONO_PLAYBACK_MIXER, 7, 1, 0), 167 SOC_DAPM_SINGLE_AUTODISABLE("Right Switch", 168 ADAU1781_MONO_PLAYBACK_MIXER, 6, 1, 0), 169 SOC_DAPM_SINGLE_TLV("Beep Playback Volume", 170 ADAU1781_MONO_PLAYBACK_MIXER, 2, 8, 0, adau1781_sidetone_tlv), 171 }; 172 173 static int adau1781_dejitter_fixup(struct snd_soc_dapm_widget *w, 174 struct snd_kcontrol *kcontrol, int event) 175 { 176 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 177 struct adau *adau = snd_soc_component_get_drvdata(component); 178 179 /* After any power changes have been made the dejitter circuit 180 * has to be reinitialized. */ 181 regmap_write(adau->regmap, ADAU1781_DEJITTER, 0); 182 if (!adau->master) 183 regmap_write(adau->regmap, ADAU1781_DEJITTER, 5); 184 185 return 0; 186 } 187 188 static const struct snd_soc_dapm_widget adau1781_dapm_widgets[] = { 189 SND_SOC_DAPM_PGA("Left PGA", ADAU1781_LEFT_PGA, 0, 0, NULL, 0), 190 SND_SOC_DAPM_PGA("Right PGA", ADAU1781_RIGHT_PGA, 0, 0, NULL, 0), 191 192 SND_SOC_DAPM_OUT_DRV("Speaker", ADAU1781_SPEAKER, 0, 0, NULL, 0), 193 194 SOC_MIXER_NAMED_CTL_ARRAY("Beep Mixer", ADAU17X1_MICBIAS, 4, 0, 195 adau1781_beep_mixer_controls), 196 197 SOC_MIXER_ARRAY("Left Lineout Mixer", SND_SOC_NOPM, 0, 0, 198 adau1781_left_mixer_controls), 199 SOC_MIXER_ARRAY("Right Lineout Mixer", SND_SOC_NOPM, 0, 0, 200 adau1781_right_mixer_controls), 201 SOC_MIXER_ARRAY("Mono Mixer", SND_SOC_NOPM, 0, 0, 202 adau1781_mono_mixer_controls), 203 204 SND_SOC_DAPM_SUPPLY("Serial Input Routing", ADAU1781_DIG_PWDN0, 205 2, 0, NULL, 0), 206 SND_SOC_DAPM_SUPPLY("Serial Output Routing", ADAU1781_DIG_PWDN0, 207 3, 0, NULL, 0), 208 SND_SOC_DAPM_SUPPLY("Clock Domain Transfer", ADAU1781_DIG_PWDN0, 209 5, 0, NULL, 0), 210 SND_SOC_DAPM_SUPPLY("Serial Ports", ADAU1781_DIG_PWDN0, 4, 0, NULL, 0), 211 SND_SOC_DAPM_SUPPLY("ADC Engine", ADAU1781_DIG_PWDN0, 7, 0, NULL, 0), 212 SND_SOC_DAPM_SUPPLY("DAC Engine", ADAU1781_DIG_PWDN1, 0, 0, NULL, 0), 213 SND_SOC_DAPM_SUPPLY("Digital Mic", ADAU1781_DIG_PWDN1, 1, 0, NULL, 0), 214 215 SND_SOC_DAPM_SUPPLY("Sound Engine", ADAU1781_DIG_PWDN0, 0, 0, NULL, 0), 216 SND_SOC_DAPM_SUPPLY_S("SYSCLK", 1, ADAU1781_DIG_PWDN0, 1, 0, NULL, 0), 217 218 SND_SOC_DAPM_SUPPLY("Zero Crossing Detector", ADAU1781_DIG_PWDN1, 2, 0, 219 NULL, 0), 220 221 SND_SOC_DAPM_POST("Dejitter fixup", adau1781_dejitter_fixup), 222 223 SND_SOC_DAPM_INPUT("BEEP"), 224 225 SND_SOC_DAPM_OUTPUT("AOUTL"), 226 SND_SOC_DAPM_OUTPUT("AOUTR"), 227 SND_SOC_DAPM_OUTPUT("SP"), 228 SND_SOC_DAPM_INPUT("LMIC"), 229 SND_SOC_DAPM_INPUT("RMIC"), 230 }; 231 232 static const struct snd_soc_dapm_route adau1781_dapm_routes[] = { 233 { "Left Lineout Mixer", NULL, "Left Playback Enable" }, 234 { "Right Lineout Mixer", NULL, "Right Playback Enable" }, 235 236 { "Left Lineout Mixer", "Beep Playback Volume", "Beep Mixer" }, 237 { "Left Lineout Mixer", "Switch", "Left DAC" }, 238 239 { "Right Lineout Mixer", "Beep Playback Volume", "Beep Mixer" }, 240 { "Right Lineout Mixer", "Switch", "Right DAC" }, 241 242 { "Mono Mixer", "Beep Playback Volume", "Beep Mixer" }, 243 { "Mono Mixer", "Right Switch", "Right DAC" }, 244 { "Mono Mixer", "Left Switch", "Left DAC" }, 245 { "Speaker", NULL, "Mono Mixer" }, 246 247 { "Mono Mixer", NULL, "SYSCLK" }, 248 { "Left Lineout Mixer", NULL, "SYSCLK" }, 249 { "Left Lineout Mixer", NULL, "SYSCLK" }, 250 251 { "Beep Mixer", "Beep Capture Switch", "BEEP" }, 252 { "Beep Mixer", NULL, "Zero Crossing Detector" }, 253 254 { "Left DAC", NULL, "DAC Engine" }, 255 { "Right DAC", NULL, "DAC Engine" }, 256 257 { "Sound Engine", NULL, "SYSCLK" }, 258 { "DSP", NULL, "Sound Engine" }, 259 260 { "Left Decimator", NULL, "ADC Engine" }, 261 { "Right Decimator", NULL, "ADC Engine" }, 262 263 { "AIFCLK", NULL, "SYSCLK" }, 264 265 { "Playback", NULL, "Serial Input Routing" }, 266 { "Playback", NULL, "Serial Ports" }, 267 { "Playback", NULL, "Clock Domain Transfer" }, 268 { "Capture", NULL, "Serial Output Routing" }, 269 { "Capture", NULL, "Serial Ports" }, 270 { "Capture", NULL, "Clock Domain Transfer" }, 271 272 { "AOUTL", NULL, "Left Lineout Mixer" }, 273 { "AOUTR", NULL, "Right Lineout Mixer" }, 274 { "SP", NULL, "Speaker" }, 275 }; 276 277 static const struct snd_soc_dapm_route adau1781_adc_dapm_routes[] = { 278 { "Left PGA", NULL, "LMIC" }, 279 { "Right PGA", NULL, "RMIC" }, 280 281 { "Left Decimator", NULL, "Left PGA" }, 282 { "Right Decimator", NULL, "Right PGA" }, 283 }; 284 285 static const char * const adau1781_dmic_select_text[] = { 286 "DMIC1", "DMIC2", 287 }; 288 289 static SOC_ENUM_SINGLE_VIRT_DECL(adau1781_dmic_select_enum, 290 adau1781_dmic_select_text); 291 292 static const struct snd_kcontrol_new adau1781_dmic_mux = 293 SOC_DAPM_ENUM("DMIC Select", adau1781_dmic_select_enum); 294 295 static const struct snd_soc_dapm_widget adau1781_dmic_dapm_widgets[] = { 296 SND_SOC_DAPM_MUX("DMIC Select", SND_SOC_NOPM, 0, 0, &adau1781_dmic_mux), 297 298 SND_SOC_DAPM_ADC("DMIC1", NULL, ADAU1781_DMIC_BEEP_CTRL, 4, 0), 299 SND_SOC_DAPM_ADC("DMIC2", NULL, ADAU1781_DMIC_BEEP_CTRL, 5, 0), 300 }; 301 302 static const struct snd_soc_dapm_route adau1781_dmic_dapm_routes[] = { 303 { "DMIC1", NULL, "LMIC" }, 304 { "DMIC2", NULL, "RMIC" }, 305 306 { "DMIC1", NULL, "Digital Mic" }, 307 { "DMIC2", NULL, "Digital Mic" }, 308 309 { "DMIC Select", "DMIC1", "DMIC1" }, 310 { "DMIC Select", "DMIC2", "DMIC2" }, 311 312 { "Left Decimator", NULL, "DMIC Select" }, 313 { "Right Decimator", NULL, "DMIC Select" }, 314 }; 315 316 static int adau1781_set_bias_level(struct snd_soc_component *component, 317 enum snd_soc_bias_level level) 318 { 319 struct adau *adau = snd_soc_component_get_drvdata(component); 320 321 switch (level) { 322 case SND_SOC_BIAS_ON: 323 break; 324 case SND_SOC_BIAS_PREPARE: 325 break; 326 case SND_SOC_BIAS_STANDBY: 327 regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL, 328 ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 329 ADAU17X1_CLOCK_CONTROL_SYSCLK_EN); 330 331 /* Precharge */ 332 regmap_update_bits(adau->regmap, ADAU1781_DIG_PWDN1, 0x8, 0x8); 333 break; 334 case SND_SOC_BIAS_OFF: 335 regmap_update_bits(adau->regmap, ADAU1781_DIG_PWDN1, 0xc, 0x0); 336 regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL, 337 ADAU17X1_CLOCK_CONTROL_SYSCLK_EN, 0); 338 break; 339 } 340 341 return 0; 342 } 343 344 static bool adau1781_readable_register(struct device *dev, unsigned int reg) 345 { 346 switch (reg) { 347 case ADAU1781_DMIC_BEEP_CTRL: 348 case ADAU1781_LEFT_PGA: 349 case ADAU1781_RIGHT_PGA: 350 case ADAU1781_LEFT_PLAYBACK_MIXER: 351 case ADAU1781_RIGHT_PLAYBACK_MIXER: 352 case ADAU1781_MONO_PLAYBACK_MIXER: 353 case ADAU1781_LEFT_LINEOUT: 354 case ADAU1781_RIGHT_LINEOUT: 355 case ADAU1781_SPEAKER: 356 case ADAU1781_BEEP_ZC: 357 case ADAU1781_DEJITTER: 358 case ADAU1781_DIG_PWDN0: 359 case ADAU1781_DIG_PWDN1: 360 return true; 361 default: 362 break; 363 } 364 365 return adau17x1_readable_register(dev, reg); 366 } 367 368 static int adau1781_set_input_mode(struct adau *adau, unsigned int reg, 369 bool differential) 370 { 371 unsigned int val; 372 373 if (differential) 374 val = ADAU1781_INPUT_DIFFERNTIAL; 375 else 376 val = 0; 377 378 return regmap_update_bits(adau->regmap, reg, 379 ADAU1781_INPUT_DIFFERNTIAL, val); 380 } 381 382 static int adau1781_component_probe(struct snd_soc_component *component) 383 { 384 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 385 struct adau1781_platform_data *pdata = dev_get_platdata(component->dev); 386 struct adau *adau = snd_soc_component_get_drvdata(component); 387 int ret; 388 389 ret = adau17x1_add_widgets(component); 390 if (ret) 391 return ret; 392 393 if (pdata) { 394 ret = adau1781_set_input_mode(adau, ADAU1781_LEFT_PGA, 395 pdata->left_input_differential); 396 if (ret) 397 return ret; 398 ret = adau1781_set_input_mode(adau, ADAU1781_RIGHT_PGA, 399 pdata->right_input_differential); 400 if (ret) 401 return ret; 402 } 403 404 if (pdata && pdata->use_dmic) { 405 ret = snd_soc_dapm_new_controls(dapm, 406 adau1781_dmic_dapm_widgets, 407 ARRAY_SIZE(adau1781_dmic_dapm_widgets)); 408 if (ret) 409 return ret; 410 ret = snd_soc_dapm_add_routes(dapm, adau1781_dmic_dapm_routes, 411 ARRAY_SIZE(adau1781_dmic_dapm_routes)); 412 if (ret) 413 return ret; 414 } else { 415 ret = snd_soc_dapm_add_routes(dapm, adau1781_adc_dapm_routes, 416 ARRAY_SIZE(adau1781_adc_dapm_routes)); 417 if (ret) 418 return ret; 419 } 420 421 ret = adau17x1_add_routes(component); 422 if (ret < 0) 423 return ret; 424 425 return 0; 426 } 427 428 static const struct snd_soc_component_driver adau1781_component_driver = { 429 .probe = adau1781_component_probe, 430 .resume = adau17x1_resume, 431 .set_bias_level = adau1781_set_bias_level, 432 .controls = adau1781_controls, 433 .num_controls = ARRAY_SIZE(adau1781_controls), 434 .dapm_widgets = adau1781_dapm_widgets, 435 .num_dapm_widgets = ARRAY_SIZE(adau1781_dapm_widgets), 436 .dapm_routes = adau1781_dapm_routes, 437 .num_dapm_routes = ARRAY_SIZE(adau1781_dapm_routes), 438 .suspend_bias_off = 1, 439 .idle_bias_on = 1, 440 .use_pmdown_time = 1, 441 .endianness = 1, 442 }; 443 444 #define ADAU1781_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \ 445 SNDRV_PCM_FMTBIT_S32_LE) 446 447 static struct snd_soc_dai_driver adau1781_dai_driver = { 448 .name = "adau-hifi", 449 .playback = { 450 .stream_name = "Playback", 451 .channels_min = 2, 452 .channels_max = 8, 453 .rates = SNDRV_PCM_RATE_8000_96000, 454 .formats = ADAU1781_FORMATS, 455 }, 456 .capture = { 457 .stream_name = "Capture", 458 .channels_min = 2, 459 .channels_max = 8, 460 .rates = SNDRV_PCM_RATE_8000_96000, 461 .formats = ADAU1781_FORMATS, 462 }, 463 .ops = &adau17x1_dai_ops, 464 }; 465 466 const struct regmap_config adau1781_regmap_config = { 467 .val_bits = 8, 468 .reg_bits = 16, 469 .max_register = 0x40f8, 470 .reg_defaults = adau1781_reg_defaults, 471 .num_reg_defaults = ARRAY_SIZE(adau1781_reg_defaults), 472 .readable_reg = adau1781_readable_register, 473 .volatile_reg = adau17x1_volatile_register, 474 .precious_reg = adau17x1_precious_register, 475 .cache_type = REGCACHE_MAPLE, 476 }; 477 EXPORT_SYMBOL_GPL(adau1781_regmap_config); 478 479 int adau1781_probe(struct device *dev, struct regmap *regmap, 480 enum adau17x1_type type, void (*switch_mode)(struct device *dev)) 481 { 482 const char *firmware_name; 483 int ret; 484 485 switch (type) { 486 case ADAU1381: 487 firmware_name = ADAU1381_FIRMWARE; 488 break; 489 case ADAU1781: 490 firmware_name = ADAU1781_FIRMWARE; 491 break; 492 default: 493 return -EINVAL; 494 } 495 496 ret = adau17x1_probe(dev, regmap, type, switch_mode, firmware_name); 497 if (ret) 498 return ret; 499 500 return devm_snd_soc_register_component(dev, &adau1781_component_driver, 501 &adau1781_dai_driver, 1); 502 } 503 EXPORT_SYMBOL_GPL(adau1781_probe); 504 505 MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 driver"); 506 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); 507 MODULE_LICENSE("GPL"); 508