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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Driver for ADAU1381/ADAU1781 codec4 *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 0x400825#define ADAU1781_LEFT_PGA 0x400e26#define ADAU1781_RIGHT_PGA 0x400f27#define ADAU1781_LEFT_PLAYBACK_MIXER 0x401c28#define ADAU1781_RIGHT_PLAYBACK_MIXER 0x401e29#define ADAU1781_MONO_PLAYBACK_MIXER 0x401f30#define ADAU1781_LEFT_LINEOUT 0x402531#define ADAU1781_RIGHT_LINEOUT 0x402632#define ADAU1781_SPEAKER 0x402733#define ADAU1781_BEEP_ZC 0x402834#define ADAU1781_DEJITTER 0x403235#define ADAU1781_DIG_PWDN0 0x408036#define ADAU1781_DIG_PWDN1 0x408137 38#define ADAU1781_INPUT_DIFFERNTIAL BIT(3)39 40#define ADAU1381_FIRMWARE "adau1381.bin"41#define ADAU1781_FIRMWARE "adau1781.bin"42 43static 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 83static const DECLARE_TLV_DB_SCALE(adau1781_speaker_tlv, 0, 200, 0);84 85static 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 92static 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 99static const DECLARE_TLV_DB_SCALE(adau1781_sidetone_tlv, -1800, 300, 1);100 101static const char * const adau1781_speaker_bias_select_text[] = {102 "Normal operation", "Power saving", "Enhanced performance",103};104 105static const char * const adau1781_bias_select_text[] = {106 "Normal operation", "Extreme power saving", "Power saving",107 "Enhanced performance",108};109 110static SOC_ENUM_SINGLE_DECL(adau1781_adc_bias_enum,111 ADAU17X1_REC_POWER_MGMT, 3, adau1781_bias_select_text);112static SOC_ENUM_SINGLE_DECL(adau1781_speaker_bias_enum,113 ADAU17X1_PLAY_POWER_MGMT, 6, adau1781_speaker_bias_select_text);114static SOC_ENUM_SINGLE_DECL(adau1781_dac_bias_enum,115 ADAU17X1_PLAY_POWER_MGMT, 4, adau1781_bias_select_text);116static SOC_ENUM_SINGLE_DECL(adau1781_playback_bias_enum,117 ADAU17X1_PLAY_POWER_MGMT, 2, adau1781_bias_select_text);118static SOC_ENUM_SINGLE_DECL(adau1781_capture_bias_enum,119 ADAU17X1_REC_POWER_MGMT, 1, adau1781_bias_select_text);120 121static 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 145static 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 150static 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 157static 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 164static 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 173static 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 circuit180 * 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 188static 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 232static 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 277static 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 285static const char * const adau1781_dmic_select_text[] = {286 "DMIC1", "DMIC2",287};288 289static SOC_ENUM_SINGLE_VIRT_DECL(adau1781_dmic_select_enum,290 adau1781_dmic_select_text);291 292static const struct snd_kcontrol_new adau1781_dmic_mux =293 SOC_DAPM_ENUM("DMIC Select", adau1781_dmic_select_enum);294 295static 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 302static 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 316static 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 344static 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 368static 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 else376 val = 0;377 378 return regmap_update_bits(adau->regmap, reg,379 ADAU1781_INPUT_DIFFERNTIAL, val);380}381 382static 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 428static 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 447static 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 466const 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};477EXPORT_SYMBOL_GPL(adau1781_regmap_config);478 479int 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}503EXPORT_SYMBOL_GPL(adau1781_probe);504 505MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 driver");506MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");507MODULE_LICENSE("GPL");508