1 /* 2 * cs42l73.c -- CS42L73 ALSA Soc Audio driver 3 * 4 * Copyright 2011 Cirrus Logic, Inc. 5 * 6 * Authors: Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com> 7 * Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com> 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 * 13 */ 14 15 #include <linux/module.h> 16 #include <linux/moduleparam.h> 17 #include <linux/kernel.h> 18 #include <linux/init.h> 19 #include <linux/delay.h> 20 #include <linux/pm.h> 21 #include <linux/i2c.h> 22 #include <linux/regmap.h> 23 #include <linux/slab.h> 24 #include <sound/core.h> 25 #include <sound/pcm.h> 26 #include <sound/pcm_params.h> 27 #include <sound/soc.h> 28 #include <sound/soc-dapm.h> 29 #include <sound/initval.h> 30 #include <sound/tlv.h> 31 #include "cs42l73.h" 32 33 struct sp_config { 34 u8 spc, mmcc, spfs; 35 u32 srate; 36 }; 37 struct cs42l73_private { 38 struct sp_config config[3]; 39 struct regmap *regmap; 40 u32 sysclk; 41 u8 mclksel; 42 u32 mclk; 43 int shutdwn_delay; 44 }; 45 46 static const struct reg_default cs42l73_reg_defaults[] = { 47 { 6, 0xF1 }, /* r06 - Power Ctl 1 */ 48 { 7, 0xDF }, /* r07 - Power Ctl 2 */ 49 { 8, 0x3F }, /* r08 - Power Ctl 3 */ 50 { 9, 0x50 }, /* r09 - Charge Pump Freq */ 51 { 10, 0x53 }, /* r0A - Output Load MicBias Short Detect */ 52 { 11, 0x00 }, /* r0B - DMIC Master Clock Ctl */ 53 { 12, 0x00 }, /* r0C - Aux PCM Ctl */ 54 { 13, 0x15 }, /* r0D - Aux PCM Master Clock Ctl */ 55 { 14, 0x00 }, /* r0E - Audio PCM Ctl */ 56 { 15, 0x15 }, /* r0F - Audio PCM Master Clock Ctl */ 57 { 16, 0x00 }, /* r10 - Voice PCM Ctl */ 58 { 17, 0x15 }, /* r11 - Voice PCM Master Clock Ctl */ 59 { 18, 0x00 }, /* r12 - Voice/Aux Sample Rate */ 60 { 19, 0x06 }, /* r13 - Misc I/O Path Ctl */ 61 { 20, 0x00 }, /* r14 - ADC Input Path Ctl */ 62 { 21, 0x00 }, /* r15 - MICA Preamp, PGA Volume */ 63 { 22, 0x00 }, /* r16 - MICB Preamp, PGA Volume */ 64 { 23, 0x00 }, /* r17 - Input Path A Digital Volume */ 65 { 24, 0x00 }, /* r18 - Input Path B Digital Volume */ 66 { 25, 0x00 }, /* r19 - Playback Digital Ctl */ 67 { 26, 0x00 }, /* r1A - HP/LO Left Digital Volume */ 68 { 27, 0x00 }, /* r1B - HP/LO Right Digital Volume */ 69 { 28, 0x00 }, /* r1C - Speakerphone Digital Volume */ 70 { 29, 0x00 }, /* r1D - Ear/SPKLO Digital Volume */ 71 { 30, 0x00 }, /* r1E - HP Left Analog Volume */ 72 { 31, 0x00 }, /* r1F - HP Right Analog Volume */ 73 { 32, 0x00 }, /* r20 - LO Left Analog Volume */ 74 { 33, 0x00 }, /* r21 - LO Right Analog Volume */ 75 { 34, 0x00 }, /* r22 - Stereo Input Path Advisory Volume */ 76 { 35, 0x00 }, /* r23 - Aux PCM Input Advisory Volume */ 77 { 36, 0x00 }, /* r24 - Audio PCM Input Advisory Volume */ 78 { 37, 0x00 }, /* r25 - Voice PCM Input Advisory Volume */ 79 { 38, 0x00 }, /* r26 - Limiter Attack Rate HP/LO */ 80 { 39, 0x7F }, /* r27 - Limter Ctl, Release Rate HP/LO */ 81 { 40, 0x00 }, /* r28 - Limter Threshold HP/LO */ 82 { 41, 0x00 }, /* r29 - Limiter Attack Rate Speakerphone */ 83 { 42, 0x3F }, /* r2A - Limter Ctl, Release Rate Speakerphone */ 84 { 43, 0x00 }, /* r2B - Limter Threshold Speakerphone */ 85 { 44, 0x00 }, /* r2C - Limiter Attack Rate Ear/SPKLO */ 86 { 45, 0x3F }, /* r2D - Limter Ctl, Release Rate Ear/SPKLO */ 87 { 46, 0x00 }, /* r2E - Limter Threshold Ear/SPKLO */ 88 { 47, 0x00 }, /* r2F - ALC Enable, Attack Rate Left/Right */ 89 { 48, 0x3F }, /* r30 - ALC Release Rate Left/Right */ 90 { 49, 0x00 }, /* r31 - ALC Threshold Left/Right */ 91 { 50, 0x00 }, /* r32 - Noise Gate Ctl Left/Right */ 92 { 51, 0x00 }, /* r33 - ALC/NG Misc Ctl */ 93 { 52, 0x18 }, /* r34 - Mixer Ctl */ 94 { 53, 0x3F }, /* r35 - HP/LO Left Mixer Input Path Volume */ 95 { 54, 0x3F }, /* r36 - HP/LO Right Mixer Input Path Volume */ 96 { 55, 0x3F }, /* r37 - HP/LO Left Mixer Aux PCM Volume */ 97 { 56, 0x3F }, /* r38 - HP/LO Right Mixer Aux PCM Volume */ 98 { 57, 0x3F }, /* r39 - HP/LO Left Mixer Audio PCM Volume */ 99 { 58, 0x3F }, /* r3A - HP/LO Right Mixer Audio PCM Volume */ 100 { 59, 0x3F }, /* r3B - HP/LO Left Mixer Voice PCM Mono Volume */ 101 { 60, 0x3F }, /* r3C - HP/LO Right Mixer Voice PCM Mono Volume */ 102 { 61, 0x3F }, /* r3D - Aux PCM Left Mixer Input Path Volume */ 103 { 62, 0x3F }, /* r3E - Aux PCM Right Mixer Input Path Volume */ 104 { 63, 0x3F }, /* r3F - Aux PCM Left Mixer Volume */ 105 { 64, 0x3F }, /* r40 - Aux PCM Left Mixer Volume */ 106 { 65, 0x3F }, /* r41 - Aux PCM Left Mixer Audio PCM L Volume */ 107 { 66, 0x3F }, /* r42 - Aux PCM Right Mixer Audio PCM R Volume */ 108 { 67, 0x3F }, /* r43 - Aux PCM Left Mixer Voice PCM Volume */ 109 { 68, 0x3F }, /* r44 - Aux PCM Right Mixer Voice PCM Volume */ 110 { 69, 0x3F }, /* r45 - Audio PCM Left Input Path Volume */ 111 { 70, 0x3F }, /* r46 - Audio PCM Right Input Path Volume */ 112 { 71, 0x3F }, /* r47 - Audio PCM Left Mixer Aux PCM L Volume */ 113 { 72, 0x3F }, /* r48 - Audio PCM Right Mixer Aux PCM R Volume */ 114 { 73, 0x3F }, /* r49 - Audio PCM Left Mixer Volume */ 115 { 74, 0x3F }, /* r4A - Audio PCM Right Mixer Volume */ 116 { 75, 0x3F }, /* r4B - Audio PCM Left Mixer Voice PCM Volume */ 117 { 76, 0x3F }, /* r4C - Audio PCM Right Mixer Voice PCM Volume */ 118 { 77, 0x3F }, /* r4D - Voice PCM Left Input Path Volume */ 119 { 78, 0x3F }, /* r4E - Voice PCM Right Input Path Volume */ 120 { 79, 0x3F }, /* r4F - Voice PCM Left Mixer Aux PCM L Volume */ 121 { 80, 0x3F }, /* r50 - Voice PCM Right Mixer Aux PCM R Volume */ 122 { 81, 0x3F }, /* r51 - Voice PCM Left Mixer Audio PCM L Volume */ 123 { 82, 0x3F }, /* r52 - Voice PCM Right Mixer Audio PCM R Volume */ 124 { 83, 0x3F }, /* r53 - Voice PCM Left Mixer Voice PCM Volume */ 125 { 84, 0x3F }, /* r54 - Voice PCM Right Mixer Voice PCM Volume */ 126 { 85, 0xAA }, /* r55 - Mono Mixer Ctl */ 127 { 86, 0x3F }, /* r56 - SPK Mono Mixer Input Path Volume */ 128 { 87, 0x3F }, /* r57 - SPK Mono Mixer Aux PCM Mono/L/R Volume */ 129 { 88, 0x3F }, /* r58 - SPK Mono Mixer Audio PCM Mono/L/R Volume */ 130 { 89, 0x3F }, /* r59 - SPK Mono Mixer Voice PCM Mono Volume */ 131 { 90, 0x3F }, /* r5A - SPKLO Mono Mixer Input Path Mono Volume */ 132 { 91, 0x3F }, /* r5B - SPKLO Mono Mixer Aux Mono/L/R Volume */ 133 { 92, 0x3F }, /* r5C - SPKLO Mono Mixer Audio Mono/L/R Volume */ 134 { 93, 0x3F }, /* r5D - SPKLO Mono Mixer Voice Mono Volume */ 135 { 94, 0x00 }, /* r5E - Interrupt Mask 1 */ 136 { 95, 0x00 }, /* r5F - Interrupt Mask 2 */ 137 }; 138 139 static bool cs42l73_volatile_register(struct device *dev, unsigned int reg) 140 { 141 switch (reg) { 142 case CS42L73_IS1: 143 case CS42L73_IS2: 144 return true; 145 default: 146 return false; 147 } 148 } 149 150 static bool cs42l73_readable_register(struct device *dev, unsigned int reg) 151 { 152 switch (reg) { 153 case CS42L73_DEVID_AB: 154 case CS42L73_DEVID_CD: 155 case CS42L73_DEVID_E: 156 case CS42L73_REVID: 157 case CS42L73_PWRCTL1: 158 case CS42L73_PWRCTL2: 159 case CS42L73_PWRCTL3: 160 case CS42L73_CPFCHC: 161 case CS42L73_OLMBMSDC: 162 case CS42L73_DMMCC: 163 case CS42L73_XSPC: 164 case CS42L73_XSPMMCC: 165 case CS42L73_ASPC: 166 case CS42L73_ASPMMCC: 167 case CS42L73_VSPC: 168 case CS42L73_VSPMMCC: 169 case CS42L73_VXSPFS: 170 case CS42L73_MIOPC: 171 case CS42L73_ADCIPC: 172 case CS42L73_MICAPREPGAAVOL: 173 case CS42L73_MICBPREPGABVOL: 174 case CS42L73_IPADVOL: 175 case CS42L73_IPBDVOL: 176 case CS42L73_PBDC: 177 case CS42L73_HLADVOL: 178 case CS42L73_HLBDVOL: 179 case CS42L73_SPKDVOL: 180 case CS42L73_ESLDVOL: 181 case CS42L73_HPAAVOL: 182 case CS42L73_HPBAVOL: 183 case CS42L73_LOAAVOL: 184 case CS42L73_LOBAVOL: 185 case CS42L73_STRINV: 186 case CS42L73_XSPINV: 187 case CS42L73_ASPINV: 188 case CS42L73_VSPINV: 189 case CS42L73_LIMARATEHL: 190 case CS42L73_LIMRRATEHL: 191 case CS42L73_LMAXHL: 192 case CS42L73_LIMARATESPK: 193 case CS42L73_LIMRRATESPK: 194 case CS42L73_LMAXSPK: 195 case CS42L73_LIMARATEESL: 196 case CS42L73_LIMRRATEESL: 197 case CS42L73_LMAXESL: 198 case CS42L73_ALCARATE: 199 case CS42L73_ALCRRATE: 200 case CS42L73_ALCMINMAX: 201 case CS42L73_NGCAB: 202 case CS42L73_ALCNGMC: 203 case CS42L73_MIXERCTL: 204 case CS42L73_HLAIPAA: 205 case CS42L73_HLBIPBA: 206 case CS42L73_HLAXSPAA: 207 case CS42L73_HLBXSPBA: 208 case CS42L73_HLAASPAA: 209 case CS42L73_HLBASPBA: 210 case CS42L73_HLAVSPMA: 211 case CS42L73_HLBVSPMA: 212 case CS42L73_XSPAIPAA: 213 case CS42L73_XSPBIPBA: 214 case CS42L73_XSPAXSPAA: 215 case CS42L73_XSPBXSPBA: 216 case CS42L73_XSPAASPAA: 217 case CS42L73_XSPAASPBA: 218 case CS42L73_XSPAVSPMA: 219 case CS42L73_XSPBVSPMA: 220 case CS42L73_ASPAIPAA: 221 case CS42L73_ASPBIPBA: 222 case CS42L73_ASPAXSPAA: 223 case CS42L73_ASPBXSPBA: 224 case CS42L73_ASPAASPAA: 225 case CS42L73_ASPBASPBA: 226 case CS42L73_ASPAVSPMA: 227 case CS42L73_ASPBVSPMA: 228 case CS42L73_VSPAIPAA: 229 case CS42L73_VSPBIPBA: 230 case CS42L73_VSPAXSPAA: 231 case CS42L73_VSPBXSPBA: 232 case CS42L73_VSPAASPAA: 233 case CS42L73_VSPBASPBA: 234 case CS42L73_VSPAVSPMA: 235 case CS42L73_VSPBVSPMA: 236 case CS42L73_MMIXCTL: 237 case CS42L73_SPKMIPMA: 238 case CS42L73_SPKMXSPA: 239 case CS42L73_SPKMASPA: 240 case CS42L73_SPKMVSPMA: 241 case CS42L73_ESLMIPMA: 242 case CS42L73_ESLMXSPA: 243 case CS42L73_ESLMASPA: 244 case CS42L73_ESLMVSPMA: 245 case CS42L73_IM1: 246 case CS42L73_IM2: 247 return true; 248 default: 249 return false; 250 } 251 } 252 253 static const unsigned int hpaloa_tlv[] = { 254 TLV_DB_RANGE_HEAD(2), 255 0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0), 256 14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0), 257 }; 258 259 static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0); 260 261 static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0); 262 263 static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0); 264 265 static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0); 266 267 static const unsigned int limiter_tlv[] = { 268 TLV_DB_RANGE_HEAD(2), 269 0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0), 270 3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0), 271 }; 272 273 static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1); 274 275 static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" }; 276 static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" }; 277 278 static const struct soc_enum pgaa_enum = 279 SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3, 280 ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text); 281 282 static const struct soc_enum pgab_enum = 283 SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7, 284 ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text); 285 286 static const struct snd_kcontrol_new pgaa_mux = 287 SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum); 288 289 static const struct snd_kcontrol_new pgab_mux = 290 SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum); 291 292 static const struct snd_kcontrol_new input_left_mixer[] = { 293 SOC_DAPM_SINGLE("ADC Left Input", CS42L73_PWRCTL1, 294 5, 1, 1), 295 SOC_DAPM_SINGLE("DMIC Left Input", CS42L73_PWRCTL1, 296 4, 1, 1), 297 }; 298 299 static const struct snd_kcontrol_new input_right_mixer[] = { 300 SOC_DAPM_SINGLE("ADC Right Input", CS42L73_PWRCTL1, 301 7, 1, 1), 302 SOC_DAPM_SINGLE("DMIC Right Input", CS42L73_PWRCTL1, 303 6, 1, 1), 304 }; 305 306 static const char * const cs42l73_ng_delay_text[] = { 307 "50ms", "100ms", "150ms", "200ms" }; 308 309 static const struct soc_enum ng_delay_enum = 310 SOC_ENUM_SINGLE(CS42L73_NGCAB, 0, 311 ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text); 312 313 static const char * const charge_pump_freq_text[] = { 314 "0", "1", "2", "3", "4", 315 "5", "6", "7", "8", "9", 316 "10", "11", "12", "13", "14", "15" }; 317 318 static const struct soc_enum charge_pump_enum = 319 SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4, 320 ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text); 321 322 static const char * const cs42l73_mono_mix_texts[] = { 323 "Left", "Right", "Mono Mix"}; 324 325 static const unsigned int cs42l73_mono_mix_values[] = { 0, 1, 2 }; 326 327 static const struct soc_enum spk_asp_enum = 328 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 6, 1, 329 ARRAY_SIZE(cs42l73_mono_mix_texts), 330 cs42l73_mono_mix_texts, 331 cs42l73_mono_mix_values); 332 333 static const struct snd_kcontrol_new spk_asp_mixer = 334 SOC_DAPM_ENUM("Route", spk_asp_enum); 335 336 static const struct soc_enum spk_xsp_enum = 337 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 4, 3, 338 ARRAY_SIZE(cs42l73_mono_mix_texts), 339 cs42l73_mono_mix_texts, 340 cs42l73_mono_mix_values); 341 342 static const struct snd_kcontrol_new spk_xsp_mixer = 343 SOC_DAPM_ENUM("Route", spk_xsp_enum); 344 345 static const struct soc_enum esl_asp_enum = 346 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 2, 5, 347 ARRAY_SIZE(cs42l73_mono_mix_texts), 348 cs42l73_mono_mix_texts, 349 cs42l73_mono_mix_values); 350 351 static const struct snd_kcontrol_new esl_asp_mixer = 352 SOC_DAPM_ENUM("Route", esl_asp_enum); 353 354 static const struct soc_enum esl_xsp_enum = 355 SOC_VALUE_ENUM_SINGLE(CS42L73_MMIXCTL, 0, 7, 356 ARRAY_SIZE(cs42l73_mono_mix_texts), 357 cs42l73_mono_mix_texts, 358 cs42l73_mono_mix_values); 359 360 static const struct snd_kcontrol_new esl_xsp_mixer = 361 SOC_DAPM_ENUM("Route", esl_xsp_enum); 362 363 static const char * const cs42l73_ip_swap_text[] = { 364 "Stereo", "Mono A", "Mono B", "Swap A-B"}; 365 366 static const struct soc_enum ip_swap_enum = 367 SOC_ENUM_SINGLE(CS42L73_MIOPC, 6, 368 ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text); 369 370 static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"}; 371 372 static const struct soc_enum vsp_output_mux_enum = 373 SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5, 374 ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text); 375 376 static const struct soc_enum xsp_output_mux_enum = 377 SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4, 378 ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text); 379 380 static const struct snd_kcontrol_new vsp_output_mux = 381 SOC_DAPM_ENUM("Route", vsp_output_mux_enum); 382 383 static const struct snd_kcontrol_new xsp_output_mux = 384 SOC_DAPM_ENUM("Route", xsp_output_mux_enum); 385 386 static const struct snd_kcontrol_new hp_amp_ctl = 387 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 0, 1, 1); 388 389 static const struct snd_kcontrol_new lo_amp_ctl = 390 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 1, 1, 1); 391 392 static const struct snd_kcontrol_new spk_amp_ctl = 393 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 2, 1, 1); 394 395 static const struct snd_kcontrol_new spklo_amp_ctl = 396 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 4, 1, 1); 397 398 static const struct snd_kcontrol_new ear_amp_ctl = 399 SOC_DAPM_SINGLE("Switch", CS42L73_PWRCTL3, 3, 1, 1); 400 401 static const struct snd_kcontrol_new cs42l73_snd_controls[] = { 402 SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume", 403 CS42L73_HPAAVOL, CS42L73_HPBAVOL, 0, 404 0x41, 0x4B, hpaloa_tlv), 405 406 SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL, 407 CS42L73_LOBAVOL, 0, 0x41, 0x4B, hpaloa_tlv), 408 409 SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL, 410 CS42L73_MICBPREPGABVOL, 5, 0x34, 411 0x24, micpga_tlv), 412 413 SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL, 414 CS42L73_MICBPREPGABVOL, 6, 1, 1), 415 416 SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL, 417 CS42L73_IPBDVOL, 0, 0xA0, 0x6C, ipd_tlv), 418 419 SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume", 420 CS42L73_HLADVOL, CS42L73_HLBDVOL, 421 0, 0x34, 0xE4, hl_tlv), 422 423 SOC_SINGLE_TLV("ADC A Boost Volume", 424 CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv), 425 426 SOC_SINGLE_TLV("ADC B Boost Volume", 427 CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv), 428 429 SOC_SINGLE_SX_TLV("Speakerphone Digital Volume", 430 CS42L73_SPKDVOL, 0, 0x34, 0xE4, hl_tlv), 431 432 SOC_SINGLE_SX_TLV("Ear Speaker Digital Volume", 433 CS42L73_ESLDVOL, 0, 0x34, 0xE4, hl_tlv), 434 435 SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL, 436 CS42L73_HPBAVOL, 7, 1, 1), 437 438 SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL, 439 CS42L73_LOBAVOL, 7, 1, 1), 440 SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1), 441 SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0, 442 1, 1, 1), 443 SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1, 444 1), 445 SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1, 446 1), 447 448 SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0), 449 SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0), 450 SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0), 451 SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0), 452 453 SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1, 454 0), 455 456 SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F, 457 0), 458 SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0, 459 0x3F, 0), 460 461 462 SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0), 463 SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1, 464 0), 465 466 SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7, 467 1, limiter_tlv), 468 469 SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1, 470 limiter_tlv), 471 472 SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0, 473 0x3F, 0), 474 SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0, 475 0x3F, 0), 476 SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0), 477 SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK, 478 6, 1, 0), 479 SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5, 480 7, 1, limiter_tlv), 481 482 SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1, 483 limiter_tlv), 484 485 SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0, 486 0x3F, 0), 487 SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0, 488 0x3F, 0), 489 SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0), 490 SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5, 491 7, 1, limiter_tlv), 492 493 SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1, 494 limiter_tlv), 495 496 SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0), 497 SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0), 498 SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0), 499 SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 0, 500 limiter_tlv), 501 SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 0, 502 limiter_tlv), 503 504 SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0), 505 SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0), 506 /* 507 NG Threshold depends on NG_BOOTSAB, which selects 508 between two threshold scales in decibels. 509 Set linear values for now .. 510 */ 511 SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0), 512 SOC_ENUM("NG Delay", ng_delay_enum), 513 514 SOC_ENUM("Charge Pump Frequency", charge_pump_enum), 515 516 SOC_DOUBLE_R_TLV("XSP-IP Volume", 517 CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1, 518 attn_tlv), 519 SOC_DOUBLE_R_TLV("XSP-XSP Volume", 520 CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1, 521 attn_tlv), 522 SOC_DOUBLE_R_TLV("XSP-ASP Volume", 523 CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1, 524 attn_tlv), 525 SOC_DOUBLE_R_TLV("XSP-VSP Volume", 526 CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1, 527 attn_tlv), 528 529 SOC_DOUBLE_R_TLV("ASP-IP Volume", 530 CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1, 531 attn_tlv), 532 SOC_DOUBLE_R_TLV("ASP-XSP Volume", 533 CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1, 534 attn_tlv), 535 SOC_DOUBLE_R_TLV("ASP-ASP Volume", 536 CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1, 537 attn_tlv), 538 SOC_DOUBLE_R_TLV("ASP-VSP Volume", 539 CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1, 540 attn_tlv), 541 542 SOC_DOUBLE_R_TLV("VSP-IP Volume", 543 CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1, 544 attn_tlv), 545 SOC_DOUBLE_R_TLV("VSP-XSP Volume", 546 CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1, 547 attn_tlv), 548 SOC_DOUBLE_R_TLV("VSP-ASP Volume", 549 CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1, 550 attn_tlv), 551 SOC_DOUBLE_R_TLV("VSP-VSP Volume", 552 CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1, 553 attn_tlv), 554 555 SOC_DOUBLE_R_TLV("HL-IP Volume", 556 CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1, 557 attn_tlv), 558 SOC_DOUBLE_R_TLV("HL-XSP Volume", 559 CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1, 560 attn_tlv), 561 SOC_DOUBLE_R_TLV("HL-ASP Volume", 562 CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1, 563 attn_tlv), 564 SOC_DOUBLE_R_TLV("HL-VSP Volume", 565 CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1, 566 attn_tlv), 567 568 SOC_SINGLE_TLV("SPK-IP Mono Volume", 569 CS42L73_SPKMIPMA, 0, 0x3F, 1, attn_tlv), 570 SOC_SINGLE_TLV("SPK-XSP Mono Volume", 571 CS42L73_SPKMXSPA, 0, 0x3F, 1, attn_tlv), 572 SOC_SINGLE_TLV("SPK-ASP Mono Volume", 573 CS42L73_SPKMASPA, 0, 0x3F, 1, attn_tlv), 574 SOC_SINGLE_TLV("SPK-VSP Mono Volume", 575 CS42L73_SPKMVSPMA, 0, 0x3F, 1, attn_tlv), 576 577 SOC_SINGLE_TLV("ESL-IP Mono Volume", 578 CS42L73_ESLMIPMA, 0, 0x3F, 1, attn_tlv), 579 SOC_SINGLE_TLV("ESL-XSP Mono Volume", 580 CS42L73_ESLMXSPA, 0, 0x3F, 1, attn_tlv), 581 SOC_SINGLE_TLV("ESL-ASP Mono Volume", 582 CS42L73_ESLMASPA, 0, 0x3F, 1, attn_tlv), 583 SOC_SINGLE_TLV("ESL-VSP Mono Volume", 584 CS42L73_ESLMVSPMA, 0, 0x3F, 1, attn_tlv), 585 586 SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum), 587 588 SOC_ENUM("VSPOUT Mono/Stereo Select", vsp_output_mux_enum), 589 SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum), 590 }; 591 592 static int cs42l73_spklo_spk_amp_event(struct snd_soc_dapm_widget *w, 593 struct snd_kcontrol *kcontrol, int event) 594 { 595 struct snd_soc_codec *codec = w->codec; 596 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 597 switch (event) { 598 case SND_SOC_DAPM_POST_PMD: 599 /* 150 ms delay between setting PDN and MCLKDIS */ 600 priv->shutdwn_delay = 150; 601 break; 602 default: 603 pr_err("Invalid event = 0x%x\n", event); 604 } 605 return 0; 606 } 607 608 static int cs42l73_ear_amp_event(struct snd_soc_dapm_widget *w, 609 struct snd_kcontrol *kcontrol, int event) 610 { 611 struct snd_soc_codec *codec = w->codec; 612 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 613 switch (event) { 614 case SND_SOC_DAPM_POST_PMD: 615 /* 50 ms delay between setting PDN and MCLKDIS */ 616 if (priv->shutdwn_delay < 50) 617 priv->shutdwn_delay = 50; 618 break; 619 default: 620 pr_err("Invalid event = 0x%x\n", event); 621 } 622 return 0; 623 } 624 625 626 static int cs42l73_hp_amp_event(struct snd_soc_dapm_widget *w, 627 struct snd_kcontrol *kcontrol, int event) 628 { 629 struct snd_soc_codec *codec = w->codec; 630 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 631 switch (event) { 632 case SND_SOC_DAPM_POST_PMD: 633 /* 30 ms delay between setting PDN and MCLKDIS */ 634 if (priv->shutdwn_delay < 30) 635 priv->shutdwn_delay = 30; 636 break; 637 default: 638 pr_err("Invalid event = 0x%x\n", event); 639 } 640 return 0; 641 } 642 643 static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { 644 SND_SOC_DAPM_INPUT("DMICA"), 645 SND_SOC_DAPM_INPUT("DMICB"), 646 SND_SOC_DAPM_INPUT("LINEINA"), 647 SND_SOC_DAPM_INPUT("LINEINB"), 648 SND_SOC_DAPM_INPUT("MIC1"), 649 SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0), 650 SND_SOC_DAPM_INPUT("MIC2"), 651 SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0), 652 653 SND_SOC_DAPM_AIF_OUT("XSPOUTL", NULL, 0, 654 CS42L73_PWRCTL2, 1, 1), 655 SND_SOC_DAPM_AIF_OUT("XSPOUTR", NULL, 0, 656 CS42L73_PWRCTL2, 1, 1), 657 SND_SOC_DAPM_AIF_OUT("ASPOUTL", NULL, 0, 658 CS42L73_PWRCTL2, 3, 1), 659 SND_SOC_DAPM_AIF_OUT("ASPOUTR", NULL, 0, 660 CS42L73_PWRCTL2, 3, 1), 661 SND_SOC_DAPM_AIF_OUT("VSPINOUT", NULL, 0, 662 CS42L73_PWRCTL2, 4, 1), 663 664 SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0), 665 SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0), 666 667 SND_SOC_DAPM_MUX("PGA Left Mux", SND_SOC_NOPM, 0, 0, &pgaa_mux), 668 SND_SOC_DAPM_MUX("PGA Right Mux", SND_SOC_NOPM, 0, 0, &pgab_mux), 669 670 SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 7, 1), 671 SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 5, 1), 672 SND_SOC_DAPM_ADC("DMIC Left", NULL, CS42L73_PWRCTL1, 6, 1), 673 SND_SOC_DAPM_ADC("DMIC Right", NULL, CS42L73_PWRCTL1, 4, 1), 674 675 SND_SOC_DAPM_MIXER_NAMED_CTL("Input Left Capture", SND_SOC_NOPM, 676 0, 0, input_left_mixer, 677 ARRAY_SIZE(input_left_mixer)), 678 679 SND_SOC_DAPM_MIXER_NAMED_CTL("Input Right Capture", SND_SOC_NOPM, 680 0, 0, input_right_mixer, 681 ARRAY_SIZE(input_right_mixer)), 682 683 SND_SOC_DAPM_MIXER("ASPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 684 SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 685 SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 686 SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 687 SND_SOC_DAPM_MIXER("VSP Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 688 689 SND_SOC_DAPM_AIF_IN("XSPINL", NULL, 0, 690 CS42L73_PWRCTL2, 0, 1), 691 SND_SOC_DAPM_AIF_IN("XSPINR", NULL, 0, 692 CS42L73_PWRCTL2, 0, 1), 693 SND_SOC_DAPM_AIF_IN("XSPINM", NULL, 0, 694 CS42L73_PWRCTL2, 0, 1), 695 696 SND_SOC_DAPM_AIF_IN("ASPINL", NULL, 0, 697 CS42L73_PWRCTL2, 2, 1), 698 SND_SOC_DAPM_AIF_IN("ASPINR", NULL, 0, 699 CS42L73_PWRCTL2, 2, 1), 700 SND_SOC_DAPM_AIF_IN("ASPINM", NULL, 0, 701 CS42L73_PWRCTL2, 2, 1), 702 703 SND_SOC_DAPM_AIF_IN("VSPINOUT", NULL, 0, 704 CS42L73_PWRCTL2, 4, 1), 705 706 SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 707 SND_SOC_DAPM_MIXER("HL Right Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 708 SND_SOC_DAPM_MIXER("SPK Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 709 SND_SOC_DAPM_MIXER("ESL Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 710 711 SND_SOC_DAPM_MUX("ESL-XSP Mux", SND_SOC_NOPM, 712 0, 0, &esl_xsp_mixer), 713 714 SND_SOC_DAPM_MUX("ESL-ASP Mux", SND_SOC_NOPM, 715 0, 0, &esl_asp_mixer), 716 717 SND_SOC_DAPM_MUX("SPK-ASP Mux", SND_SOC_NOPM, 718 0, 0, &spk_asp_mixer), 719 720 SND_SOC_DAPM_MUX("SPK-XSP Mux", SND_SOC_NOPM, 721 0, 0, &spk_xsp_mixer), 722 723 SND_SOC_DAPM_PGA("HL Left DAC", SND_SOC_NOPM, 0, 0, NULL, 0), 724 SND_SOC_DAPM_PGA("HL Right DAC", SND_SOC_NOPM, 0, 0, NULL, 0), 725 SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0), 726 SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0), 727 728 SND_SOC_DAPM_SWITCH_E("HP Amp", CS42L73_PWRCTL3, 0, 1, 729 &hp_amp_ctl, cs42l73_hp_amp_event, 730 SND_SOC_DAPM_POST_PMD), 731 SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1, 732 &lo_amp_ctl), 733 SND_SOC_DAPM_SWITCH_E("SPK Amp", CS42L73_PWRCTL3, 2, 1, 734 &spk_amp_ctl, cs42l73_spklo_spk_amp_event, 735 SND_SOC_DAPM_POST_PMD), 736 SND_SOC_DAPM_SWITCH_E("EAR Amp", CS42L73_PWRCTL3, 3, 1, 737 &ear_amp_ctl, cs42l73_ear_amp_event, 738 SND_SOC_DAPM_POST_PMD), 739 SND_SOC_DAPM_SWITCH_E("SPKLO Amp", CS42L73_PWRCTL3, 4, 1, 740 &spklo_amp_ctl, cs42l73_spklo_spk_amp_event, 741 SND_SOC_DAPM_POST_PMD), 742 743 SND_SOC_DAPM_OUTPUT("HPOUTA"), 744 SND_SOC_DAPM_OUTPUT("HPOUTB"), 745 SND_SOC_DAPM_OUTPUT("LINEOUTA"), 746 SND_SOC_DAPM_OUTPUT("LINEOUTB"), 747 SND_SOC_DAPM_OUTPUT("EAROUT"), 748 SND_SOC_DAPM_OUTPUT("SPKOUT"), 749 SND_SOC_DAPM_OUTPUT("SPKLINEOUT"), 750 }; 751 752 static const struct snd_soc_dapm_route cs42l73_audio_map[] = { 753 754 /* SPKLO EARSPK Paths */ 755 {"EAROUT", NULL, "EAR Amp"}, 756 {"SPKLINEOUT", NULL, "SPKLO Amp"}, 757 758 {"EAR Amp", "Switch", "ESL DAC"}, 759 {"SPKLO Amp", "Switch", "ESL DAC"}, 760 761 {"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"}, 762 {"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"}, 763 {"ESL DAC", "ESL-VSP Mono Volume", "VSPINOUT"}, 764 /* Loopback */ 765 {"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"}, 766 {"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"}, 767 768 {"ESL Mixer", NULL, "ESL-ASP Mux"}, 769 {"ESL Mixer", NULL, "ESL-XSP Mux"}, 770 771 {"ESL-ASP Mux", "Left", "ASPINL"}, 772 {"ESL-ASP Mux", "Right", "ASPINR"}, 773 {"ESL-ASP Mux", "Mono Mix", "ASPINM"}, 774 775 {"ESL-XSP Mux", "Left", "XSPINL"}, 776 {"ESL-XSP Mux", "Right", "XSPINR"}, 777 {"ESL-XSP Mux", "Mono Mix", "XSPINM"}, 778 779 /* Speakerphone Paths */ 780 {"SPKOUT", NULL, "SPK Amp"}, 781 {"SPK Amp", "Switch", "SPK DAC"}, 782 783 {"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"}, 784 {"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"}, 785 {"SPK DAC", "SPK-VSP Mono Volume", "VSPINOUT"}, 786 /* Loopback */ 787 {"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"}, 788 {"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"}, 789 790 {"SPK Mixer", NULL, "SPK-ASP Mux"}, 791 {"SPK Mixer", NULL, "SPK-XSP Mux"}, 792 793 {"SPK-ASP Mux", "Left", "ASPINL"}, 794 {"SPK-ASP Mux", "Mono Mix", "ASPINM"}, 795 {"SPK-ASP Mux", "Right", "ASPINR"}, 796 797 {"SPK-XSP Mux", "Left", "XSPINL"}, 798 {"SPK-XSP Mux", "Mono Mix", "XSPINM"}, 799 {"SPK-XSP Mux", "Right", "XSPINR"}, 800 801 /* HP LineOUT Paths */ 802 {"HPOUTA", NULL, "HP Amp"}, 803 {"HPOUTB", NULL, "HP Amp"}, 804 {"LINEOUTA", NULL, "LO Amp"}, 805 {"LINEOUTB", NULL, "LO Amp"}, 806 807 {"HP Amp", "Switch", "HL Left DAC"}, 808 {"HP Amp", "Switch", "HL Right DAC"}, 809 {"LO Amp", "Switch", "HL Left DAC"}, 810 {"LO Amp", "Switch", "HL Right DAC"}, 811 812 {"HL Left DAC", "HL-XSP Volume", "HL Left Mixer"}, 813 {"HL Right DAC", "HL-XSP Volume", "HL Right Mixer"}, 814 {"HL Left DAC", "HL-ASP Volume", "HL Left Mixer"}, 815 {"HL Right DAC", "HL-ASP Volume", "HL Right Mixer"}, 816 {"HL Left DAC", "HL-VSP Volume", "HL Left Mixer"}, 817 {"HL Right DAC", "HL-VSP Volume", "HL Right Mixer"}, 818 /* Loopback */ 819 {"HL Left DAC", "HL-IP Volume", "HL Left Mixer"}, 820 {"HL Right DAC", "HL-IP Volume", "HL Right Mixer"}, 821 {"HL Left Mixer", NULL, "Input Left Capture"}, 822 {"HL Right Mixer", NULL, "Input Right Capture"}, 823 824 {"HL Left Mixer", NULL, "ASPINL"}, 825 {"HL Right Mixer", NULL, "ASPINR"}, 826 {"HL Left Mixer", NULL, "XSPINL"}, 827 {"HL Right Mixer", NULL, "XSPINR"}, 828 {"HL Left Mixer", NULL, "VSPINOUT"}, 829 {"HL Right Mixer", NULL, "VSPINOUT"}, 830 831 {"ASPINL", NULL, "ASP Playback"}, 832 {"ASPINM", NULL, "ASP Playback"}, 833 {"ASPINR", NULL, "ASP Playback"}, 834 {"XSPINL", NULL, "XSP Playback"}, 835 {"XSPINM", NULL, "XSP Playback"}, 836 {"XSPINR", NULL, "XSP Playback"}, 837 {"VSPINOUT", NULL, "VSP Playback"}, 838 839 /* Capture Paths */ 840 {"MIC1", NULL, "MIC1 Bias"}, 841 {"PGA Left Mux", "Mic 1", "MIC1"}, 842 {"MIC2", NULL, "MIC2 Bias"}, 843 {"PGA Right Mux", "Mic 2", "MIC2"}, 844 845 {"PGA Left Mux", "Line A", "LINEINA"}, 846 {"PGA Right Mux", "Line B", "LINEINB"}, 847 848 {"PGA Left", NULL, "PGA Left Mux"}, 849 {"PGA Right", NULL, "PGA Right Mux"}, 850 851 {"ADC Left", NULL, "PGA Left"}, 852 {"ADC Right", NULL, "PGA Right"}, 853 {"DMIC Left", NULL, "DMICA"}, 854 {"DMIC Right", NULL, "DMICB"}, 855 856 {"Input Left Capture", "ADC Left Input", "ADC Left"}, 857 {"Input Right Capture", "ADC Right Input", "ADC Right"}, 858 {"Input Left Capture", "DMIC Left Input", "DMIC Left"}, 859 {"Input Right Capture", "DMIC Right Input", "DMIC Right"}, 860 861 /* Audio Capture */ 862 {"ASPL Output Mixer", NULL, "Input Left Capture"}, 863 {"ASPR Output Mixer", NULL, "Input Right Capture"}, 864 865 {"ASPOUTL", "ASP-IP Volume", "ASPL Output Mixer"}, 866 {"ASPOUTR", "ASP-IP Volume", "ASPR Output Mixer"}, 867 868 /* Auxillary Capture */ 869 {"XSPL Output Mixer", NULL, "Input Left Capture"}, 870 {"XSPR Output Mixer", NULL, "Input Right Capture"}, 871 872 {"XSPOUTL", "XSP-IP Volume", "XSPL Output Mixer"}, 873 {"XSPOUTR", "XSP-IP Volume", "XSPR Output Mixer"}, 874 875 {"XSPOUTL", NULL, "XSPL Output Mixer"}, 876 {"XSPOUTR", NULL, "XSPR Output Mixer"}, 877 878 /* Voice Capture */ 879 {"VSP Output Mixer", NULL, "Input Left Capture"}, 880 {"VSP Output Mixer", NULL, "Input Right Capture"}, 881 882 {"VSPINOUT", "VSP-IP Volume", "VSP Output Mixer"}, 883 884 {"VSPINOUT", NULL, "VSP Output Mixer"}, 885 886 {"ASP Capture", NULL, "ASPOUTL"}, 887 {"ASP Capture", NULL, "ASPOUTR"}, 888 {"XSP Capture", NULL, "XSPOUTL"}, 889 {"XSP Capture", NULL, "XSPOUTR"}, 890 {"VSP Capture", NULL, "VSPINOUT"}, 891 }; 892 893 struct cs42l73_mclk_div { 894 u32 mclk; 895 u32 srate; 896 u8 mmcc; 897 }; 898 899 static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = { 900 /* MCLK, Sample Rate, xMMCC[5:0] */ 901 {5644800, 11025, 0x30}, 902 {5644800, 22050, 0x20}, 903 {5644800, 44100, 0x10}, 904 905 {6000000, 8000, 0x39}, 906 {6000000, 11025, 0x33}, 907 {6000000, 12000, 0x31}, 908 {6000000, 16000, 0x29}, 909 {6000000, 22050, 0x23}, 910 {6000000, 24000, 0x21}, 911 {6000000, 32000, 0x19}, 912 {6000000, 44100, 0x13}, 913 {6000000, 48000, 0x11}, 914 915 {6144000, 8000, 0x38}, 916 {6144000, 12000, 0x30}, 917 {6144000, 16000, 0x28}, 918 {6144000, 24000, 0x20}, 919 {6144000, 32000, 0x18}, 920 {6144000, 48000, 0x10}, 921 922 {6500000, 8000, 0x3C}, 923 {6500000, 11025, 0x35}, 924 {6500000, 12000, 0x34}, 925 {6500000, 16000, 0x2C}, 926 {6500000, 22050, 0x25}, 927 {6500000, 24000, 0x24}, 928 {6500000, 32000, 0x1C}, 929 {6500000, 44100, 0x15}, 930 {6500000, 48000, 0x14}, 931 932 {6400000, 8000, 0x3E}, 933 {6400000, 11025, 0x37}, 934 {6400000, 12000, 0x36}, 935 {6400000, 16000, 0x2E}, 936 {6400000, 22050, 0x27}, 937 {6400000, 24000, 0x26}, 938 {6400000, 32000, 0x1E}, 939 {6400000, 44100, 0x17}, 940 {6400000, 48000, 0x16}, 941 }; 942 943 struct cs42l73_mclkx_div { 944 u32 mclkx; 945 u8 ratio; 946 u8 mclkdiv; 947 }; 948 949 static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = { 950 {5644800, 1, 0}, /* 5644800 */ 951 {6000000, 1, 0}, /* 6000000 */ 952 {6144000, 1, 0}, /* 6144000 */ 953 {11289600, 2, 2}, /* 5644800 */ 954 {12288000, 2, 2}, /* 6144000 */ 955 {12000000, 2, 2}, /* 6000000 */ 956 {13000000, 2, 2}, /* 6500000 */ 957 {19200000, 3, 3}, /* 6400000 */ 958 {24000000, 4, 4}, /* 6000000 */ 959 {26000000, 4, 4}, /* 6500000 */ 960 {38400000, 6, 5} /* 6400000 */ 961 }; 962 963 static int cs42l73_get_mclkx_coeff(int mclkx) 964 { 965 int i; 966 967 for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) { 968 if (cs42l73_mclkx_coeffs[i].mclkx == mclkx) 969 return i; 970 } 971 return -EINVAL; 972 } 973 974 static int cs42l73_get_mclk_coeff(int mclk, int srate) 975 { 976 int i; 977 978 for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) { 979 if (cs42l73_mclk_coeffs[i].mclk == mclk && 980 cs42l73_mclk_coeffs[i].srate == srate) 981 return i; 982 } 983 return -EINVAL; 984 985 } 986 987 static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq) 988 { 989 struct snd_soc_codec *codec = dai->codec; 990 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 991 992 int mclkx_coeff; 993 u32 mclk = 0; 994 u8 dmmcc = 0; 995 996 /* MCLKX -> MCLK */ 997 mclkx_coeff = cs42l73_get_mclkx_coeff(freq); 998 if (mclkx_coeff < 0) 999 return mclkx_coeff; 1000 1001 mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx / 1002 cs42l73_mclkx_coeffs[mclkx_coeff].ratio; 1003 1004 dev_dbg(codec->dev, "MCLK%u %u <-> internal MCLK %u\n", 1005 priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx, 1006 mclk); 1007 1008 dmmcc = (priv->mclksel << 4) | 1009 (cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1); 1010 1011 snd_soc_write(codec, CS42L73_DMMCC, dmmcc); 1012 1013 priv->sysclk = mclkx_coeff; 1014 priv->mclk = mclk; 1015 1016 return 0; 1017 } 1018 1019 static int cs42l73_set_sysclk(struct snd_soc_dai *dai, 1020 int clk_id, unsigned int freq, int dir) 1021 { 1022 struct snd_soc_codec *codec = dai->codec; 1023 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 1024 1025 switch (clk_id) { 1026 case CS42L73_CLKID_MCLK1: 1027 break; 1028 case CS42L73_CLKID_MCLK2: 1029 break; 1030 default: 1031 return -EINVAL; 1032 } 1033 1034 if ((cs42l73_set_mclk(dai, freq)) < 0) { 1035 dev_err(codec->dev, "Unable to set MCLK for dai %s\n", 1036 dai->name); 1037 return -EINVAL; 1038 } 1039 1040 priv->mclksel = clk_id; 1041 1042 return 0; 1043 } 1044 1045 static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1046 { 1047 struct snd_soc_codec *codec = codec_dai->codec; 1048 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 1049 u8 id = codec_dai->id; 1050 unsigned int inv, format; 1051 u8 spc, mmcc; 1052 1053 spc = snd_soc_read(codec, CS42L73_SPC(id)); 1054 mmcc = snd_soc_read(codec, CS42L73_MMCC(id)); 1055 1056 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1057 case SND_SOC_DAIFMT_CBM_CFM: 1058 mmcc |= MS_MASTER; 1059 break; 1060 1061 case SND_SOC_DAIFMT_CBS_CFS: 1062 mmcc &= ~MS_MASTER; 1063 break; 1064 1065 default: 1066 return -EINVAL; 1067 } 1068 1069 format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK); 1070 inv = (fmt & SND_SOC_DAIFMT_INV_MASK); 1071 1072 switch (format) { 1073 case SND_SOC_DAIFMT_I2S: 1074 spc &= ~SPDIF_PCM; 1075 break; 1076 case SND_SOC_DAIFMT_DSP_A: 1077 case SND_SOC_DAIFMT_DSP_B: 1078 if (mmcc & MS_MASTER) { 1079 dev_err(codec->dev, 1080 "PCM format in slave mode only\n"); 1081 return -EINVAL; 1082 } 1083 if (id == CS42L73_ASP) { 1084 dev_err(codec->dev, 1085 "PCM format is not supported on ASP port\n"); 1086 return -EINVAL; 1087 } 1088 spc |= SPDIF_PCM; 1089 break; 1090 default: 1091 return -EINVAL; 1092 } 1093 1094 if (spc & SPDIF_PCM) { 1095 /* Clear PCM mode, clear PCM_BIT_ORDER bit for MSB->LSB */ 1096 spc &= ~(PCM_MODE_MASK | PCM_BIT_ORDER); 1097 switch (format) { 1098 case SND_SOC_DAIFMT_DSP_B: 1099 if (inv == SND_SOC_DAIFMT_IB_IF) 1100 spc |= PCM_MODE0; 1101 if (inv == SND_SOC_DAIFMT_IB_NF) 1102 spc |= PCM_MODE1; 1103 break; 1104 case SND_SOC_DAIFMT_DSP_A: 1105 if (inv == SND_SOC_DAIFMT_IB_IF) 1106 spc |= PCM_MODE1; 1107 break; 1108 default: 1109 return -EINVAL; 1110 } 1111 } 1112 1113 priv->config[id].spc = spc; 1114 priv->config[id].mmcc = mmcc; 1115 1116 return 0; 1117 } 1118 1119 static u32 cs42l73_asrc_rates[] = { 1120 8000, 11025, 12000, 16000, 22050, 1121 24000, 32000, 44100, 48000 1122 }; 1123 1124 static unsigned int cs42l73_get_xspfs_coeff(u32 rate) 1125 { 1126 int i; 1127 for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) { 1128 if (cs42l73_asrc_rates[i] == rate) 1129 return i + 1; 1130 } 1131 return 0; /* 0 = Don't know */ 1132 } 1133 1134 static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate) 1135 { 1136 u8 spfs = 0; 1137 1138 if (srate > 0) 1139 spfs = cs42l73_get_xspfs_coeff(srate); 1140 1141 switch (id) { 1142 case CS42L73_XSP: 1143 snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs); 1144 break; 1145 case CS42L73_ASP: 1146 snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2); 1147 break; 1148 case CS42L73_VSP: 1149 snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4); 1150 break; 1151 default: 1152 break; 1153 } 1154 } 1155 1156 static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream, 1157 struct snd_pcm_hw_params *params, 1158 struct snd_soc_dai *dai) 1159 { 1160 struct snd_soc_codec *codec = dai->codec; 1161 struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); 1162 int id = dai->id; 1163 int mclk_coeff; 1164 int srate = params_rate(params); 1165 1166 if (priv->config[id].mmcc & MS_MASTER) { 1167 /* CS42L73 Master */ 1168 /* MCLK -> srate */ 1169 mclk_coeff = 1170 cs42l73_get_mclk_coeff(priv->mclk, srate); 1171 1172 if (mclk_coeff < 0) 1173 return -EINVAL; 1174 1175 dev_dbg(codec->dev, 1176 "DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n", 1177 id, priv->mclk, srate, 1178 cs42l73_mclk_coeffs[mclk_coeff].mmcc); 1179 1180 priv->config[id].mmcc &= 0xC0; 1181 priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc; 1182 priv->config[id].spc &= 0xFC; 1183 /* Use SCLK=64*Fs if internal MCLK >= 6.4MHz */ 1184 if (priv->mclk >= 6400000) 1185 priv->config[id].spc |= MCK_SCLK_64FS; 1186 else 1187 priv->config[id].spc |= MCK_SCLK_MCLK; 1188 } else { 1189 /* CS42L73 Slave */ 1190 priv->config[id].spc &= 0xFC; 1191 priv->config[id].spc |= MCK_SCLK_64FS; 1192 } 1193 /* Update ASRCs */ 1194 priv->config[id].srate = srate; 1195 1196 snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc); 1197 snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc); 1198 1199 cs42l73_update_asrc(codec, id, srate); 1200 1201 return 0; 1202 } 1203 1204 static int cs42l73_set_bias_level(struct snd_soc_codec *codec, 1205 enum snd_soc_bias_level level) 1206 { 1207 struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec); 1208 1209 switch (level) { 1210 case SND_SOC_BIAS_ON: 1211 snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0); 1212 snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0); 1213 break; 1214 1215 case SND_SOC_BIAS_PREPARE: 1216 break; 1217 1218 case SND_SOC_BIAS_STANDBY: 1219 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { 1220 regcache_cache_only(cs42l73->regmap, false); 1221 regcache_sync(cs42l73->regmap); 1222 } 1223 snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1); 1224 break; 1225 1226 case SND_SOC_BIAS_OFF: 1227 snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1); 1228 if (cs42l73->shutdwn_delay > 0) { 1229 mdelay(cs42l73->shutdwn_delay); 1230 cs42l73->shutdwn_delay = 0; 1231 } else { 1232 mdelay(15); /* Min amount of time requred to power 1233 * down. 1234 */ 1235 } 1236 snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1); 1237 break; 1238 } 1239 codec->dapm.bias_level = level; 1240 return 0; 1241 } 1242 1243 static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate) 1244 { 1245 struct snd_soc_codec *codec = dai->codec; 1246 int id = dai->id; 1247 1248 return snd_soc_update_bits(codec, CS42L73_SPC(id), 1249 0x7F, tristate << 7); 1250 } 1251 1252 static struct snd_pcm_hw_constraint_list constraints_12_24 = { 1253 .count = ARRAY_SIZE(cs42l73_asrc_rates), 1254 .list = cs42l73_asrc_rates, 1255 }; 1256 1257 static int cs42l73_pcm_startup(struct snd_pcm_substream *substream, 1258 struct snd_soc_dai *dai) 1259 { 1260 snd_pcm_hw_constraint_list(substream->runtime, 0, 1261 SNDRV_PCM_HW_PARAM_RATE, 1262 &constraints_12_24); 1263 return 0; 1264 } 1265 1266 /* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */ 1267 #define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT) 1268 1269 1270 #define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1271 SNDRV_PCM_FMTBIT_S24_LE) 1272 1273 static const struct snd_soc_dai_ops cs42l73_ops = { 1274 .startup = cs42l73_pcm_startup, 1275 .hw_params = cs42l73_pcm_hw_params, 1276 .set_fmt = cs42l73_set_dai_fmt, 1277 .set_sysclk = cs42l73_set_sysclk, 1278 .set_tristate = cs42l73_set_tristate, 1279 }; 1280 1281 static struct snd_soc_dai_driver cs42l73_dai[] = { 1282 { 1283 .name = "cs42l73-xsp", 1284 .id = CS42L73_XSP, 1285 .playback = { 1286 .stream_name = "XSP Playback", 1287 .channels_min = 1, 1288 .channels_max = 2, 1289 .rates = CS42L73_RATES, 1290 .formats = CS42L73_FORMATS, 1291 }, 1292 .capture = { 1293 .stream_name = "XSP Capture", 1294 .channels_min = 1, 1295 .channels_max = 2, 1296 .rates = CS42L73_RATES, 1297 .formats = CS42L73_FORMATS, 1298 }, 1299 .ops = &cs42l73_ops, 1300 .symmetric_rates = 1, 1301 }, 1302 { 1303 .name = "cs42l73-asp", 1304 .id = CS42L73_ASP, 1305 .playback = { 1306 .stream_name = "ASP Playback", 1307 .channels_min = 2, 1308 .channels_max = 2, 1309 .rates = CS42L73_RATES, 1310 .formats = CS42L73_FORMATS, 1311 }, 1312 .capture = { 1313 .stream_name = "ASP Capture", 1314 .channels_min = 2, 1315 .channels_max = 2, 1316 .rates = CS42L73_RATES, 1317 .formats = CS42L73_FORMATS, 1318 }, 1319 .ops = &cs42l73_ops, 1320 .symmetric_rates = 1, 1321 }, 1322 { 1323 .name = "cs42l73-vsp", 1324 .id = CS42L73_VSP, 1325 .playback = { 1326 .stream_name = "VSP Playback", 1327 .channels_min = 1, 1328 .channels_max = 2, 1329 .rates = CS42L73_RATES, 1330 .formats = CS42L73_FORMATS, 1331 }, 1332 .capture = { 1333 .stream_name = "VSP Capture", 1334 .channels_min = 1, 1335 .channels_max = 2, 1336 .rates = CS42L73_RATES, 1337 .formats = CS42L73_FORMATS, 1338 }, 1339 .ops = &cs42l73_ops, 1340 .symmetric_rates = 1, 1341 } 1342 }; 1343 1344 static int cs42l73_suspend(struct snd_soc_codec *codec) 1345 { 1346 cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF); 1347 1348 return 0; 1349 } 1350 1351 static int cs42l73_resume(struct snd_soc_codec *codec) 1352 { 1353 cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1354 return 0; 1355 } 1356 1357 static int cs42l73_probe(struct snd_soc_codec *codec) 1358 { 1359 int ret; 1360 struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec); 1361 1362 codec->control_data = cs42l73->regmap; 1363 1364 ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP); 1365 if (ret < 0) { 1366 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); 1367 return ret; 1368 } 1369 1370 regcache_cache_only(cs42l73->regmap, true); 1371 1372 cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 1373 1374 cs42l73->mclksel = CS42L73_CLKID_MCLK1; /* MCLK1 as master clk */ 1375 cs42l73->mclk = 0; 1376 1377 return ret; 1378 } 1379 1380 static int cs42l73_remove(struct snd_soc_codec *codec) 1381 { 1382 cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF); 1383 return 0; 1384 } 1385 1386 static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = { 1387 .probe = cs42l73_probe, 1388 .remove = cs42l73_remove, 1389 .suspend = cs42l73_suspend, 1390 .resume = cs42l73_resume, 1391 .set_bias_level = cs42l73_set_bias_level, 1392 1393 .dapm_widgets = cs42l73_dapm_widgets, 1394 .num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets), 1395 .dapm_routes = cs42l73_audio_map, 1396 .num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map), 1397 1398 .controls = cs42l73_snd_controls, 1399 .num_controls = ARRAY_SIZE(cs42l73_snd_controls), 1400 }; 1401 1402 static struct regmap_config cs42l73_regmap = { 1403 .reg_bits = 8, 1404 .val_bits = 8, 1405 1406 .max_register = CS42L73_MAX_REGISTER, 1407 .reg_defaults = cs42l73_reg_defaults, 1408 .num_reg_defaults = ARRAY_SIZE(cs42l73_reg_defaults), 1409 .volatile_reg = cs42l73_volatile_register, 1410 .readable_reg = cs42l73_readable_register, 1411 .cache_type = REGCACHE_RBTREE, 1412 }; 1413 1414 static int cs42l73_i2c_probe(struct i2c_client *i2c_client, 1415 const struct i2c_device_id *id) 1416 { 1417 struct cs42l73_private *cs42l73; 1418 int ret; 1419 unsigned int devid = 0; 1420 unsigned int reg; 1421 1422 cs42l73 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l73_private), 1423 GFP_KERNEL); 1424 if (!cs42l73) { 1425 dev_err(&i2c_client->dev, "could not allocate codec\n"); 1426 return -ENOMEM; 1427 } 1428 1429 i2c_set_clientdata(i2c_client, cs42l73); 1430 1431 cs42l73->regmap = devm_regmap_init_i2c(i2c_client, &cs42l73_regmap); 1432 if (IS_ERR(cs42l73->regmap)) { 1433 ret = PTR_ERR(cs42l73->regmap); 1434 dev_err(&i2c_client->dev, "regmap_init() failed: %d\n", ret); 1435 return ret; 1436 } 1437 /* initialize codec */ 1438 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_AB, ®); 1439 devid = (reg & 0xFF) << 12; 1440 1441 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_CD, ®); 1442 devid |= (reg & 0xFF) << 4; 1443 1444 ret = regmap_read(cs42l73->regmap, CS42L73_DEVID_E, ®); 1445 devid |= (reg & 0xF0) >> 4; 1446 1447 1448 if (devid != CS42L73_DEVID) { 1449 ret = -ENODEV; 1450 dev_err(&i2c_client->dev, 1451 "CS42L73 Device ID (%X). Expected %X\n", 1452 devid, CS42L73_DEVID); 1453 return ret; 1454 } 1455 1456 ret = regmap_read(cs42l73->regmap, CS42L73_REVID, ®); 1457 if (ret < 0) { 1458 dev_err(&i2c_client->dev, "Get Revision ID failed\n"); 1459 return ret;; 1460 } 1461 1462 dev_info(&i2c_client->dev, 1463 "Cirrus Logic CS42L73, Revision: %02X\n", reg & 0xFF); 1464 1465 regcache_cache_only(cs42l73->regmap, true); 1466 1467 ret = snd_soc_register_codec(&i2c_client->dev, 1468 &soc_codec_dev_cs42l73, cs42l73_dai, 1469 ARRAY_SIZE(cs42l73_dai)); 1470 if (ret < 0) 1471 return ret; 1472 return 0; 1473 } 1474 1475 static int cs42l73_i2c_remove(struct i2c_client *client) 1476 { 1477 snd_soc_unregister_codec(&client->dev); 1478 return 0; 1479 } 1480 1481 static const struct i2c_device_id cs42l73_id[] = { 1482 {"cs42l73", 0}, 1483 {} 1484 }; 1485 1486 MODULE_DEVICE_TABLE(i2c, cs42l73_id); 1487 1488 static struct i2c_driver cs42l73_i2c_driver = { 1489 .driver = { 1490 .name = "cs42l73", 1491 .owner = THIS_MODULE, 1492 }, 1493 .id_table = cs42l73_id, 1494 .probe = cs42l73_i2c_probe, 1495 .remove = cs42l73_i2c_remove, 1496 1497 }; 1498 1499 module_i2c_driver(cs42l73_i2c_driver); 1500 1501 MODULE_DESCRIPTION("ASoC CS42L73 driver"); 1502 MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe@nucleusys.com>"); 1503 MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>"); 1504 MODULE_LICENSE("GPL"); 1505