1 /* 2 * ALSA SoC TWL4030 codec driver 3 * 4 * Author: Steve Sakoman, <steve@sakoman.com> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * version 2 as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 18 * 02110-1301 USA 19 * 20 */ 21 22 #include <linux/module.h> 23 #include <linux/moduleparam.h> 24 #include <linux/init.h> 25 #include <linux/delay.h> 26 #include <linux/pm.h> 27 #include <linux/i2c.h> 28 #include <linux/platform_device.h> 29 #include <linux/of.h> 30 #include <linux/of_gpio.h> 31 #include <linux/i2c/twl.h> 32 #include <linux/slab.h> 33 #include <linux/gpio.h> 34 #include <sound/core.h> 35 #include <sound/pcm.h> 36 #include <sound/pcm_params.h> 37 #include <sound/soc.h> 38 #include <sound/initval.h> 39 #include <sound/tlv.h> 40 41 /* Register descriptions are here */ 42 #include <linux/mfd/twl4030-audio.h> 43 44 /* TWL4030 PMBR1 Register */ 45 #define TWL4030_PMBR1_REG 0x0D 46 /* TWL4030 PMBR1 Register GPIO6 mux bits */ 47 #define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2) 48 49 #define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1) 50 51 /* codec private data */ 52 struct twl4030_priv { 53 unsigned int codec_powered; 54 55 /* reference counts of AIF/APLL users */ 56 unsigned int apll_enabled; 57 58 struct snd_pcm_substream *master_substream; 59 struct snd_pcm_substream *slave_substream; 60 61 unsigned int configured; 62 unsigned int rate; 63 unsigned int sample_bits; 64 unsigned int channels; 65 66 unsigned int sysclk; 67 68 /* Output (with associated amp) states */ 69 u8 hsl_enabled, hsr_enabled; 70 u8 earpiece_enabled; 71 u8 predrivel_enabled, predriver_enabled; 72 u8 carkitl_enabled, carkitr_enabled; 73 u8 ctl_cache[TWL4030_REG_PRECKR_CTL - TWL4030_REG_EAR_CTL + 1]; 74 75 struct twl4030_codec_data *pdata; 76 }; 77 78 static void tw4030_init_ctl_cache(struct twl4030_priv *twl4030) 79 { 80 int i; 81 u8 byte; 82 83 for (i = TWL4030_REG_EAR_CTL; i <= TWL4030_REG_PRECKR_CTL; i++) { 84 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, i); 85 twl4030->ctl_cache[i - TWL4030_REG_EAR_CTL] = byte; 86 } 87 } 88 89 static unsigned int twl4030_read(struct snd_soc_codec *codec, unsigned int reg) 90 { 91 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 92 u8 value = 0; 93 94 if (reg >= TWL4030_CACHEREGNUM) 95 return -EIO; 96 97 switch (reg) { 98 case TWL4030_REG_EAR_CTL: 99 case TWL4030_REG_PREDL_CTL: 100 case TWL4030_REG_PREDR_CTL: 101 case TWL4030_REG_PRECKL_CTL: 102 case TWL4030_REG_PRECKR_CTL: 103 case TWL4030_REG_HS_GAIN_SET: 104 value = twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL]; 105 break; 106 default: 107 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &value, reg); 108 break; 109 } 110 111 return value; 112 } 113 114 static bool twl4030_can_write_to_chip(struct twl4030_priv *twl4030, 115 unsigned int reg) 116 { 117 bool write_to_reg = false; 118 119 /* Decide if the given register can be written */ 120 switch (reg) { 121 case TWL4030_REG_EAR_CTL: 122 if (twl4030->earpiece_enabled) 123 write_to_reg = true; 124 break; 125 case TWL4030_REG_PREDL_CTL: 126 if (twl4030->predrivel_enabled) 127 write_to_reg = true; 128 break; 129 case TWL4030_REG_PREDR_CTL: 130 if (twl4030->predriver_enabled) 131 write_to_reg = true; 132 break; 133 case TWL4030_REG_PRECKL_CTL: 134 if (twl4030->carkitl_enabled) 135 write_to_reg = true; 136 break; 137 case TWL4030_REG_PRECKR_CTL: 138 if (twl4030->carkitr_enabled) 139 write_to_reg = true; 140 break; 141 case TWL4030_REG_HS_GAIN_SET: 142 if (twl4030->hsl_enabled || twl4030->hsr_enabled) 143 write_to_reg = true; 144 break; 145 default: 146 /* All other register can be written */ 147 write_to_reg = true; 148 break; 149 } 150 151 return write_to_reg; 152 } 153 154 static int twl4030_write(struct snd_soc_codec *codec, unsigned int reg, 155 unsigned int value) 156 { 157 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 158 159 /* Update the ctl cache */ 160 switch (reg) { 161 case TWL4030_REG_EAR_CTL: 162 case TWL4030_REG_PREDL_CTL: 163 case TWL4030_REG_PREDR_CTL: 164 case TWL4030_REG_PRECKL_CTL: 165 case TWL4030_REG_PRECKR_CTL: 166 case TWL4030_REG_HS_GAIN_SET: 167 twl4030->ctl_cache[reg - TWL4030_REG_EAR_CTL] = value; 168 break; 169 default: 170 break; 171 } 172 173 if (twl4030_can_write_to_chip(twl4030, reg)) 174 return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg); 175 176 return 0; 177 } 178 179 static inline void twl4030_wait_ms(int time) 180 { 181 if (time < 60) { 182 time *= 1000; 183 usleep_range(time, time + 500); 184 } else { 185 msleep(time); 186 } 187 } 188 189 static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable) 190 { 191 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 192 int mode; 193 194 if (enable == twl4030->codec_powered) 195 return; 196 197 if (enable) 198 mode = twl4030_audio_enable_resource(TWL4030_AUDIO_RES_POWER); 199 else 200 mode = twl4030_audio_disable_resource(TWL4030_AUDIO_RES_POWER); 201 202 if (mode >= 0) 203 twl4030->codec_powered = enable; 204 205 /* REVISIT: this delay is present in TI sample drivers */ 206 /* but there seems to be no TRM requirement for it */ 207 udelay(10); 208 } 209 210 static void twl4030_setup_pdata_of(struct twl4030_codec_data *pdata, 211 struct device_node *node) 212 { 213 int value; 214 215 of_property_read_u32(node, "ti,digimic_delay", 216 &pdata->digimic_delay); 217 of_property_read_u32(node, "ti,ramp_delay_value", 218 &pdata->ramp_delay_value); 219 of_property_read_u32(node, "ti,offset_cncl_path", 220 &pdata->offset_cncl_path); 221 if (!of_property_read_u32(node, "ti,hs_extmute", &value)) 222 pdata->hs_extmute = value; 223 224 pdata->hs_extmute_gpio = of_get_named_gpio(node, 225 "ti,hs_extmute_gpio", 0); 226 if (gpio_is_valid(pdata->hs_extmute_gpio)) 227 pdata->hs_extmute = 1; 228 } 229 230 static struct twl4030_codec_data *twl4030_get_pdata(struct snd_soc_codec *codec) 231 { 232 struct twl4030_codec_data *pdata = dev_get_platdata(codec->dev); 233 struct device_node *twl4030_codec_node = NULL; 234 235 twl4030_codec_node = of_find_node_by_name(codec->dev->parent->of_node, 236 "codec"); 237 238 if (!pdata && twl4030_codec_node) { 239 pdata = devm_kzalloc(codec->dev, 240 sizeof(struct twl4030_codec_data), 241 GFP_KERNEL); 242 if (!pdata) { 243 dev_err(codec->dev, "Can not allocate memory\n"); 244 return NULL; 245 } 246 twl4030_setup_pdata_of(pdata, twl4030_codec_node); 247 } 248 249 return pdata; 250 } 251 252 static void twl4030_init_chip(struct snd_soc_codec *codec) 253 { 254 struct twl4030_codec_data *pdata; 255 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 256 u8 reg, byte; 257 int i = 0; 258 259 pdata = twl4030_get_pdata(codec); 260 261 if (pdata && pdata->hs_extmute) { 262 if (gpio_is_valid(pdata->hs_extmute_gpio)) { 263 int ret; 264 265 if (!pdata->hs_extmute_gpio) 266 dev_warn(codec->dev, 267 "Extmute GPIO is 0 is this correct?\n"); 268 269 ret = gpio_request_one(pdata->hs_extmute_gpio, 270 GPIOF_OUT_INIT_LOW, 271 "hs_extmute"); 272 if (ret) { 273 dev_err(codec->dev, 274 "Failed to get hs_extmute GPIO\n"); 275 pdata->hs_extmute_gpio = -1; 276 } 277 } else { 278 u8 pin_mux; 279 280 /* Set TWL4030 GPIO6 as EXTMUTE signal */ 281 twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux, 282 TWL4030_PMBR1_REG); 283 pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03); 284 pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02); 285 twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux, 286 TWL4030_PMBR1_REG); 287 } 288 } 289 290 /* Initialize the local ctl register cache */ 291 tw4030_init_ctl_cache(twl4030); 292 293 /* anti-pop when changing analog gain */ 294 reg = twl4030_read(codec, TWL4030_REG_MISC_SET_1); 295 twl4030_write(codec, TWL4030_REG_MISC_SET_1, 296 reg | TWL4030_SMOOTH_ANAVOL_EN); 297 298 twl4030_write(codec, TWL4030_REG_OPTION, 299 TWL4030_ATXL1_EN | TWL4030_ATXR1_EN | 300 TWL4030_ARXL2_EN | TWL4030_ARXR2_EN); 301 302 /* REG_ARXR2_APGA_CTL reset according to the TRM: 0dB, DA_EN */ 303 twl4030_write(codec, TWL4030_REG_ARXR2_APGA_CTL, 0x32); 304 305 /* Machine dependent setup */ 306 if (!pdata) 307 return; 308 309 twl4030->pdata = pdata; 310 311 reg = twl4030_read(codec, TWL4030_REG_HS_POPN_SET); 312 reg &= ~TWL4030_RAMP_DELAY; 313 reg |= (pdata->ramp_delay_value << 2); 314 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, reg); 315 316 /* initiate offset cancellation */ 317 twl4030_codec_enable(codec, 1); 318 319 reg = twl4030_read(codec, TWL4030_REG_ANAMICL); 320 reg &= ~TWL4030_OFFSET_CNCL_SEL; 321 reg |= pdata->offset_cncl_path; 322 twl4030_write(codec, TWL4030_REG_ANAMICL, 323 reg | TWL4030_CNCL_OFFSET_START); 324 325 /* 326 * Wait for offset cancellation to complete. 327 * Since this takes a while, do not slam the i2c. 328 * Start polling the status after ~20ms. 329 */ 330 msleep(20); 331 do { 332 usleep_range(1000, 2000); 333 twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, true); 334 twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte, 335 TWL4030_REG_ANAMICL); 336 twl_set_regcache_bypass(TWL4030_MODULE_AUDIO_VOICE, false); 337 } while ((i++ < 100) && 338 ((byte & TWL4030_CNCL_OFFSET_START) == 339 TWL4030_CNCL_OFFSET_START)); 340 341 twl4030_codec_enable(codec, 0); 342 } 343 344 static void twl4030_apll_enable(struct snd_soc_codec *codec, int enable) 345 { 346 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 347 348 if (enable) { 349 twl4030->apll_enabled++; 350 if (twl4030->apll_enabled == 1) 351 twl4030_audio_enable_resource( 352 TWL4030_AUDIO_RES_APLL); 353 } else { 354 twl4030->apll_enabled--; 355 if (!twl4030->apll_enabled) 356 twl4030_audio_disable_resource( 357 TWL4030_AUDIO_RES_APLL); 358 } 359 } 360 361 /* Earpiece */ 362 static const struct snd_kcontrol_new twl4030_dapm_earpiece_controls[] = { 363 SOC_DAPM_SINGLE("Voice", TWL4030_REG_EAR_CTL, 0, 1, 0), 364 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_EAR_CTL, 1, 1, 0), 365 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_EAR_CTL, 2, 1, 0), 366 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_EAR_CTL, 3, 1, 0), 367 }; 368 369 /* PreDrive Left */ 370 static const struct snd_kcontrol_new twl4030_dapm_predrivel_controls[] = { 371 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDL_CTL, 0, 1, 0), 372 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PREDL_CTL, 1, 1, 0), 373 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDL_CTL, 2, 1, 0), 374 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDL_CTL, 3, 1, 0), 375 }; 376 377 /* PreDrive Right */ 378 static const struct snd_kcontrol_new twl4030_dapm_predriver_controls[] = { 379 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PREDR_CTL, 0, 1, 0), 380 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PREDR_CTL, 1, 1, 0), 381 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PREDR_CTL, 2, 1, 0), 382 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PREDR_CTL, 3, 1, 0), 383 }; 384 385 /* Headset Left */ 386 static const struct snd_kcontrol_new twl4030_dapm_hsol_controls[] = { 387 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 0, 1, 0), 388 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_HS_SEL, 1, 1, 0), 389 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_HS_SEL, 2, 1, 0), 390 }; 391 392 /* Headset Right */ 393 static const struct snd_kcontrol_new twl4030_dapm_hsor_controls[] = { 394 SOC_DAPM_SINGLE("Voice", TWL4030_REG_HS_SEL, 3, 1, 0), 395 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_HS_SEL, 4, 1, 0), 396 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_HS_SEL, 5, 1, 0), 397 }; 398 399 /* Carkit Left */ 400 static const struct snd_kcontrol_new twl4030_dapm_carkitl_controls[] = { 401 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKL_CTL, 0, 1, 0), 402 SOC_DAPM_SINGLE("AudioL1", TWL4030_REG_PRECKL_CTL, 1, 1, 0), 403 SOC_DAPM_SINGLE("AudioL2", TWL4030_REG_PRECKL_CTL, 2, 1, 0), 404 }; 405 406 /* Carkit Right */ 407 static const struct snd_kcontrol_new twl4030_dapm_carkitr_controls[] = { 408 SOC_DAPM_SINGLE("Voice", TWL4030_REG_PRECKR_CTL, 0, 1, 0), 409 SOC_DAPM_SINGLE("AudioR1", TWL4030_REG_PRECKR_CTL, 1, 1, 0), 410 SOC_DAPM_SINGLE("AudioR2", TWL4030_REG_PRECKR_CTL, 2, 1, 0), 411 }; 412 413 /* Handsfree Left */ 414 static const char *twl4030_handsfreel_texts[] = 415 {"Voice", "AudioL1", "AudioL2", "AudioR2"}; 416 417 static SOC_ENUM_SINGLE_DECL(twl4030_handsfreel_enum, 418 TWL4030_REG_HFL_CTL, 0, 419 twl4030_handsfreel_texts); 420 421 static const struct snd_kcontrol_new twl4030_dapm_handsfreel_control = 422 SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum); 423 424 /* Handsfree Left virtual mute */ 425 static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control = 426 SOC_DAPM_SINGLE_VIRT("Switch", 1); 427 428 /* Handsfree Right */ 429 static const char *twl4030_handsfreer_texts[] = 430 {"Voice", "AudioR1", "AudioR2", "AudioL2"}; 431 432 static SOC_ENUM_SINGLE_DECL(twl4030_handsfreer_enum, 433 TWL4030_REG_HFR_CTL, 0, 434 twl4030_handsfreer_texts); 435 436 static const struct snd_kcontrol_new twl4030_dapm_handsfreer_control = 437 SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum); 438 439 /* Handsfree Right virtual mute */ 440 static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control = 441 SOC_DAPM_SINGLE_VIRT("Switch", 1); 442 443 /* Vibra */ 444 /* Vibra audio path selection */ 445 static const char *twl4030_vibra_texts[] = 446 {"AudioL1", "AudioR1", "AudioL2", "AudioR2"}; 447 448 static SOC_ENUM_SINGLE_DECL(twl4030_vibra_enum, 449 TWL4030_REG_VIBRA_CTL, 2, 450 twl4030_vibra_texts); 451 452 static const struct snd_kcontrol_new twl4030_dapm_vibra_control = 453 SOC_DAPM_ENUM("Route", twl4030_vibra_enum); 454 455 /* Vibra path selection: local vibrator (PWM) or audio driven */ 456 static const char *twl4030_vibrapath_texts[] = 457 {"Local vibrator", "Audio"}; 458 459 static SOC_ENUM_SINGLE_DECL(twl4030_vibrapath_enum, 460 TWL4030_REG_VIBRA_CTL, 4, 461 twl4030_vibrapath_texts); 462 463 static const struct snd_kcontrol_new twl4030_dapm_vibrapath_control = 464 SOC_DAPM_ENUM("Route", twl4030_vibrapath_enum); 465 466 /* Left analog microphone selection */ 467 static const struct snd_kcontrol_new twl4030_dapm_analoglmic_controls[] = { 468 SOC_DAPM_SINGLE("Main Mic Capture Switch", 469 TWL4030_REG_ANAMICL, 0, 1, 0), 470 SOC_DAPM_SINGLE("Headset Mic Capture Switch", 471 TWL4030_REG_ANAMICL, 1, 1, 0), 472 SOC_DAPM_SINGLE("AUXL Capture Switch", 473 TWL4030_REG_ANAMICL, 2, 1, 0), 474 SOC_DAPM_SINGLE("Carkit Mic Capture Switch", 475 TWL4030_REG_ANAMICL, 3, 1, 0), 476 }; 477 478 /* Right analog microphone selection */ 479 static const struct snd_kcontrol_new twl4030_dapm_analogrmic_controls[] = { 480 SOC_DAPM_SINGLE("Sub Mic Capture Switch", TWL4030_REG_ANAMICR, 0, 1, 0), 481 SOC_DAPM_SINGLE("AUXR Capture Switch", TWL4030_REG_ANAMICR, 2, 1, 0), 482 }; 483 484 /* TX1 L/R Analog/Digital microphone selection */ 485 static const char *twl4030_micpathtx1_texts[] = 486 {"Analog", "Digimic0"}; 487 488 static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx1_enum, 489 TWL4030_REG_ADCMICSEL, 0, 490 twl4030_micpathtx1_texts); 491 492 static const struct snd_kcontrol_new twl4030_dapm_micpathtx1_control = 493 SOC_DAPM_ENUM("Route", twl4030_micpathtx1_enum); 494 495 /* TX2 L/R Analog/Digital microphone selection */ 496 static const char *twl4030_micpathtx2_texts[] = 497 {"Analog", "Digimic1"}; 498 499 static SOC_ENUM_SINGLE_DECL(twl4030_micpathtx2_enum, 500 TWL4030_REG_ADCMICSEL, 2, 501 twl4030_micpathtx2_texts); 502 503 static const struct snd_kcontrol_new twl4030_dapm_micpathtx2_control = 504 SOC_DAPM_ENUM("Route", twl4030_micpathtx2_enum); 505 506 /* Analog bypass for AudioR1 */ 507 static const struct snd_kcontrol_new twl4030_dapm_abypassr1_control = 508 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR1_APGA_CTL, 2, 1, 0); 509 510 /* Analog bypass for AudioL1 */ 511 static const struct snd_kcontrol_new twl4030_dapm_abypassl1_control = 512 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL1_APGA_CTL, 2, 1, 0); 513 514 /* Analog bypass for AudioR2 */ 515 static const struct snd_kcontrol_new twl4030_dapm_abypassr2_control = 516 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXR2_APGA_CTL, 2, 1, 0); 517 518 /* Analog bypass for AudioL2 */ 519 static const struct snd_kcontrol_new twl4030_dapm_abypassl2_control = 520 SOC_DAPM_SINGLE("Switch", TWL4030_REG_ARXL2_APGA_CTL, 2, 1, 0); 521 522 /* Analog bypass for Voice */ 523 static const struct snd_kcontrol_new twl4030_dapm_abypassv_control = 524 SOC_DAPM_SINGLE("Switch", TWL4030_REG_VDL_APGA_CTL, 2, 1, 0); 525 526 /* Digital bypass gain, mute instead of -30dB */ 527 static const unsigned int twl4030_dapm_dbypass_tlv[] = { 528 TLV_DB_RANGE_HEAD(3), 529 0, 1, TLV_DB_SCALE_ITEM(-3000, 600, 1), 530 2, 3, TLV_DB_SCALE_ITEM(-2400, 0, 0), 531 4, 7, TLV_DB_SCALE_ITEM(-1800, 600, 0), 532 }; 533 534 /* Digital bypass left (TX1L -> RX2L) */ 535 static const struct snd_kcontrol_new twl4030_dapm_dbypassl_control = 536 SOC_DAPM_SINGLE_TLV("Volume", 537 TWL4030_REG_ATX2ARXPGA, 3, 7, 0, 538 twl4030_dapm_dbypass_tlv); 539 540 /* Digital bypass right (TX1R -> RX2R) */ 541 static const struct snd_kcontrol_new twl4030_dapm_dbypassr_control = 542 SOC_DAPM_SINGLE_TLV("Volume", 543 TWL4030_REG_ATX2ARXPGA, 0, 7, 0, 544 twl4030_dapm_dbypass_tlv); 545 546 /* 547 * Voice Sidetone GAIN volume control: 548 * from -51 to -10 dB in 1 dB steps (mute instead of -51 dB) 549 */ 550 static DECLARE_TLV_DB_SCALE(twl4030_dapm_dbypassv_tlv, -5100, 100, 1); 551 552 /* Digital bypass voice: sidetone (VUL -> VDL)*/ 553 static const struct snd_kcontrol_new twl4030_dapm_dbypassv_control = 554 SOC_DAPM_SINGLE_TLV("Volume", 555 TWL4030_REG_VSTPGA, 0, 0x29, 0, 556 twl4030_dapm_dbypassv_tlv); 557 558 /* 559 * Output PGA builder: 560 * Handle the muting and unmuting of the given output (turning off the 561 * amplifier associated with the output pin) 562 * On mute bypass the reg_cache and write 0 to the register 563 * On unmute: restore the register content from the reg_cache 564 * Outputs handled in this way: Earpiece, PreDrivL/R, CarkitL/R 565 */ 566 #define TWL4030_OUTPUT_PGA(pin_name, reg, mask) \ 567 static int pin_name##pga_event(struct snd_soc_dapm_widget *w, \ 568 struct snd_kcontrol *kcontrol, int event) \ 569 { \ 570 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); \ 571 \ 572 switch (event) { \ 573 case SND_SOC_DAPM_POST_PMU: \ 574 twl4030->pin_name##_enabled = 1; \ 575 twl4030_write(w->codec, reg, twl4030_read(w->codec, reg)); \ 576 break; \ 577 case SND_SOC_DAPM_POST_PMD: \ 578 twl4030->pin_name##_enabled = 0; \ 579 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, 0, reg); \ 580 break; \ 581 } \ 582 return 0; \ 583 } 584 585 TWL4030_OUTPUT_PGA(earpiece, TWL4030_REG_EAR_CTL, TWL4030_EAR_GAIN); 586 TWL4030_OUTPUT_PGA(predrivel, TWL4030_REG_PREDL_CTL, TWL4030_PREDL_GAIN); 587 TWL4030_OUTPUT_PGA(predriver, TWL4030_REG_PREDR_CTL, TWL4030_PREDR_GAIN); 588 TWL4030_OUTPUT_PGA(carkitl, TWL4030_REG_PRECKL_CTL, TWL4030_PRECKL_GAIN); 589 TWL4030_OUTPUT_PGA(carkitr, TWL4030_REG_PRECKR_CTL, TWL4030_PRECKR_GAIN); 590 591 static void handsfree_ramp(struct snd_soc_codec *codec, int reg, int ramp) 592 { 593 unsigned char hs_ctl; 594 595 hs_ctl = twl4030_read(codec, reg); 596 597 if (ramp) { 598 /* HF ramp-up */ 599 hs_ctl |= TWL4030_HF_CTL_REF_EN; 600 twl4030_write(codec, reg, hs_ctl); 601 udelay(10); 602 hs_ctl |= TWL4030_HF_CTL_RAMP_EN; 603 twl4030_write(codec, reg, hs_ctl); 604 udelay(40); 605 hs_ctl |= TWL4030_HF_CTL_LOOP_EN; 606 hs_ctl |= TWL4030_HF_CTL_HB_EN; 607 twl4030_write(codec, reg, hs_ctl); 608 } else { 609 /* HF ramp-down */ 610 hs_ctl &= ~TWL4030_HF_CTL_LOOP_EN; 611 hs_ctl &= ~TWL4030_HF_CTL_HB_EN; 612 twl4030_write(codec, reg, hs_ctl); 613 hs_ctl &= ~TWL4030_HF_CTL_RAMP_EN; 614 twl4030_write(codec, reg, hs_ctl); 615 udelay(40); 616 hs_ctl &= ~TWL4030_HF_CTL_REF_EN; 617 twl4030_write(codec, reg, hs_ctl); 618 } 619 } 620 621 static int handsfreelpga_event(struct snd_soc_dapm_widget *w, 622 struct snd_kcontrol *kcontrol, int event) 623 { 624 switch (event) { 625 case SND_SOC_DAPM_POST_PMU: 626 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 1); 627 break; 628 case SND_SOC_DAPM_POST_PMD: 629 handsfree_ramp(w->codec, TWL4030_REG_HFL_CTL, 0); 630 break; 631 } 632 return 0; 633 } 634 635 static int handsfreerpga_event(struct snd_soc_dapm_widget *w, 636 struct snd_kcontrol *kcontrol, int event) 637 { 638 switch (event) { 639 case SND_SOC_DAPM_POST_PMU: 640 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 1); 641 break; 642 case SND_SOC_DAPM_POST_PMD: 643 handsfree_ramp(w->codec, TWL4030_REG_HFR_CTL, 0); 644 break; 645 } 646 return 0; 647 } 648 649 static int vibramux_event(struct snd_soc_dapm_widget *w, 650 struct snd_kcontrol *kcontrol, int event) 651 { 652 twl4030_write(w->codec, TWL4030_REG_VIBRA_SET, 0xff); 653 return 0; 654 } 655 656 static int apll_event(struct snd_soc_dapm_widget *w, 657 struct snd_kcontrol *kcontrol, int event) 658 { 659 switch (event) { 660 case SND_SOC_DAPM_PRE_PMU: 661 twl4030_apll_enable(w->codec, 1); 662 break; 663 case SND_SOC_DAPM_POST_PMD: 664 twl4030_apll_enable(w->codec, 0); 665 break; 666 } 667 return 0; 668 } 669 670 static int aif_event(struct snd_soc_dapm_widget *w, 671 struct snd_kcontrol *kcontrol, int event) 672 { 673 u8 audio_if; 674 675 audio_if = twl4030_read(w->codec, TWL4030_REG_AUDIO_IF); 676 switch (event) { 677 case SND_SOC_DAPM_PRE_PMU: 678 /* Enable AIF */ 679 /* enable the PLL before we use it to clock the DAI */ 680 twl4030_apll_enable(w->codec, 1); 681 682 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF, 683 audio_if | TWL4030_AIF_EN); 684 break; 685 case SND_SOC_DAPM_POST_PMD: 686 /* disable the DAI before we stop it's source PLL */ 687 twl4030_write(w->codec, TWL4030_REG_AUDIO_IF, 688 audio_if & ~TWL4030_AIF_EN); 689 twl4030_apll_enable(w->codec, 0); 690 break; 691 } 692 return 0; 693 } 694 695 static void headset_ramp(struct snd_soc_codec *codec, int ramp) 696 { 697 unsigned char hs_gain, hs_pop; 698 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 699 struct twl4030_codec_data *pdata = twl4030->pdata; 700 /* Base values for ramp delay calculation: 2^19 - 2^26 */ 701 unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304, 702 8388608, 16777216, 33554432, 67108864}; 703 unsigned int delay; 704 705 hs_gain = twl4030_read(codec, TWL4030_REG_HS_GAIN_SET); 706 hs_pop = twl4030_read(codec, TWL4030_REG_HS_POPN_SET); 707 delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] / 708 twl4030->sysclk) + 1; 709 710 /* Enable external mute control, this dramatically reduces 711 * the pop-noise */ 712 if (pdata && pdata->hs_extmute) { 713 if (gpio_is_valid(pdata->hs_extmute_gpio)) { 714 gpio_set_value(pdata->hs_extmute_gpio, 1); 715 } else { 716 hs_pop |= TWL4030_EXTMUTE; 717 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 718 } 719 } 720 721 if (ramp) { 722 /* Headset ramp-up according to the TRM */ 723 hs_pop |= TWL4030_VMID_EN; 724 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 725 /* Actually write to the register */ 726 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain, 727 TWL4030_REG_HS_GAIN_SET); 728 hs_pop |= TWL4030_RAMP_EN; 729 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 730 /* Wait ramp delay time + 1, so the VMID can settle */ 731 twl4030_wait_ms(delay); 732 } else { 733 /* Headset ramp-down _not_ according to 734 * the TRM, but in a way that it is working */ 735 hs_pop &= ~TWL4030_RAMP_EN; 736 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 737 /* Wait ramp delay time + 1, so the VMID can settle */ 738 twl4030_wait_ms(delay); 739 /* Bypass the reg_cache to mute the headset */ 740 twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, hs_gain & (~0x0f), 741 TWL4030_REG_HS_GAIN_SET); 742 743 hs_pop &= ~TWL4030_VMID_EN; 744 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 745 } 746 747 /* Disable external mute */ 748 if (pdata && pdata->hs_extmute) { 749 if (gpio_is_valid(pdata->hs_extmute_gpio)) { 750 gpio_set_value(pdata->hs_extmute_gpio, 0); 751 } else { 752 hs_pop &= ~TWL4030_EXTMUTE; 753 twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop); 754 } 755 } 756 } 757 758 static int headsetlpga_event(struct snd_soc_dapm_widget *w, 759 struct snd_kcontrol *kcontrol, int event) 760 { 761 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); 762 763 switch (event) { 764 case SND_SOC_DAPM_POST_PMU: 765 /* Do the ramp-up only once */ 766 if (!twl4030->hsr_enabled) 767 headset_ramp(w->codec, 1); 768 769 twl4030->hsl_enabled = 1; 770 break; 771 case SND_SOC_DAPM_POST_PMD: 772 /* Do the ramp-down only if both headsetL/R is disabled */ 773 if (!twl4030->hsr_enabled) 774 headset_ramp(w->codec, 0); 775 776 twl4030->hsl_enabled = 0; 777 break; 778 } 779 return 0; 780 } 781 782 static int headsetrpga_event(struct snd_soc_dapm_widget *w, 783 struct snd_kcontrol *kcontrol, int event) 784 { 785 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); 786 787 switch (event) { 788 case SND_SOC_DAPM_POST_PMU: 789 /* Do the ramp-up only once */ 790 if (!twl4030->hsl_enabled) 791 headset_ramp(w->codec, 1); 792 793 twl4030->hsr_enabled = 1; 794 break; 795 case SND_SOC_DAPM_POST_PMD: 796 /* Do the ramp-down only if both headsetL/R is disabled */ 797 if (!twl4030->hsl_enabled) 798 headset_ramp(w->codec, 0); 799 800 twl4030->hsr_enabled = 0; 801 break; 802 } 803 return 0; 804 } 805 806 static int digimic_event(struct snd_soc_dapm_widget *w, 807 struct snd_kcontrol *kcontrol, int event) 808 { 809 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec); 810 struct twl4030_codec_data *pdata = twl4030->pdata; 811 812 if (pdata && pdata->digimic_delay) 813 twl4030_wait_ms(pdata->digimic_delay); 814 return 0; 815 } 816 817 /* 818 * Some of the gain controls in TWL (mostly those which are associated with 819 * the outputs) are implemented in an interesting way: 820 * 0x0 : Power down (mute) 821 * 0x1 : 6dB 822 * 0x2 : 0 dB 823 * 0x3 : -6 dB 824 * Inverting not going to help with these. 825 * Custom volsw and volsw_2r get/put functions to handle these gain bits. 826 */ 827 static int snd_soc_get_volsw_twl4030(struct snd_kcontrol *kcontrol, 828 struct snd_ctl_elem_value *ucontrol) 829 { 830 struct soc_mixer_control *mc = 831 (struct soc_mixer_control *)kcontrol->private_value; 832 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 833 unsigned int reg = mc->reg; 834 unsigned int shift = mc->shift; 835 unsigned int rshift = mc->rshift; 836 int max = mc->max; 837 int mask = (1 << fls(max)) - 1; 838 839 ucontrol->value.integer.value[0] = 840 (snd_soc_read(codec, reg) >> shift) & mask; 841 if (ucontrol->value.integer.value[0]) 842 ucontrol->value.integer.value[0] = 843 max + 1 - ucontrol->value.integer.value[0]; 844 845 if (shift != rshift) { 846 ucontrol->value.integer.value[1] = 847 (snd_soc_read(codec, reg) >> rshift) & mask; 848 if (ucontrol->value.integer.value[1]) 849 ucontrol->value.integer.value[1] = 850 max + 1 - ucontrol->value.integer.value[1]; 851 } 852 853 return 0; 854 } 855 856 static int snd_soc_put_volsw_twl4030(struct snd_kcontrol *kcontrol, 857 struct snd_ctl_elem_value *ucontrol) 858 { 859 struct soc_mixer_control *mc = 860 (struct soc_mixer_control *)kcontrol->private_value; 861 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 862 unsigned int reg = mc->reg; 863 unsigned int shift = mc->shift; 864 unsigned int rshift = mc->rshift; 865 int max = mc->max; 866 int mask = (1 << fls(max)) - 1; 867 unsigned short val, val2, val_mask; 868 869 val = (ucontrol->value.integer.value[0] & mask); 870 871 val_mask = mask << shift; 872 if (val) 873 val = max + 1 - val; 874 val = val << shift; 875 if (shift != rshift) { 876 val2 = (ucontrol->value.integer.value[1] & mask); 877 val_mask |= mask << rshift; 878 if (val2) 879 val2 = max + 1 - val2; 880 val |= val2 << rshift; 881 } 882 return snd_soc_update_bits(codec, reg, val_mask, val); 883 } 884 885 static int snd_soc_get_volsw_r2_twl4030(struct snd_kcontrol *kcontrol, 886 struct snd_ctl_elem_value *ucontrol) 887 { 888 struct soc_mixer_control *mc = 889 (struct soc_mixer_control *)kcontrol->private_value; 890 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 891 unsigned int reg = mc->reg; 892 unsigned int reg2 = mc->rreg; 893 unsigned int shift = mc->shift; 894 int max = mc->max; 895 int mask = (1<<fls(max))-1; 896 897 ucontrol->value.integer.value[0] = 898 (snd_soc_read(codec, reg) >> shift) & mask; 899 ucontrol->value.integer.value[1] = 900 (snd_soc_read(codec, reg2) >> shift) & mask; 901 902 if (ucontrol->value.integer.value[0]) 903 ucontrol->value.integer.value[0] = 904 max + 1 - ucontrol->value.integer.value[0]; 905 if (ucontrol->value.integer.value[1]) 906 ucontrol->value.integer.value[1] = 907 max + 1 - ucontrol->value.integer.value[1]; 908 909 return 0; 910 } 911 912 static int snd_soc_put_volsw_r2_twl4030(struct snd_kcontrol *kcontrol, 913 struct snd_ctl_elem_value *ucontrol) 914 { 915 struct soc_mixer_control *mc = 916 (struct soc_mixer_control *)kcontrol->private_value; 917 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 918 unsigned int reg = mc->reg; 919 unsigned int reg2 = mc->rreg; 920 unsigned int shift = mc->shift; 921 int max = mc->max; 922 int mask = (1 << fls(max)) - 1; 923 int err; 924 unsigned short val, val2, val_mask; 925 926 val_mask = mask << shift; 927 val = (ucontrol->value.integer.value[0] & mask); 928 val2 = (ucontrol->value.integer.value[1] & mask); 929 930 if (val) 931 val = max + 1 - val; 932 if (val2) 933 val2 = max + 1 - val2; 934 935 val = val << shift; 936 val2 = val2 << shift; 937 938 err = snd_soc_update_bits(codec, reg, val_mask, val); 939 if (err < 0) 940 return err; 941 942 err = snd_soc_update_bits(codec, reg2, val_mask, val2); 943 return err; 944 } 945 946 /* Codec operation modes */ 947 static const char *twl4030_op_modes_texts[] = { 948 "Option 2 (voice/audio)", "Option 1 (audio)" 949 }; 950 951 static SOC_ENUM_SINGLE_DECL(twl4030_op_modes_enum, 952 TWL4030_REG_CODEC_MODE, 0, 953 twl4030_op_modes_texts); 954 955 static int snd_soc_put_twl4030_opmode_enum_double(struct snd_kcontrol *kcontrol, 956 struct snd_ctl_elem_value *ucontrol) 957 { 958 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 959 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 960 961 if (twl4030->configured) { 962 dev_err(codec->dev, 963 "operation mode cannot be changed on-the-fly\n"); 964 return -EBUSY; 965 } 966 967 return snd_soc_put_enum_double(kcontrol, ucontrol); 968 } 969 970 /* 971 * FGAIN volume control: 972 * from -62 to 0 dB in 1 dB steps (mute instead of -63 dB) 973 */ 974 static DECLARE_TLV_DB_SCALE(digital_fine_tlv, -6300, 100, 1); 975 976 /* 977 * CGAIN volume control: 978 * 0 dB to 12 dB in 6 dB steps 979 * value 2 and 3 means 12 dB 980 */ 981 static DECLARE_TLV_DB_SCALE(digital_coarse_tlv, 0, 600, 0); 982 983 /* 984 * Voice Downlink GAIN volume control: 985 * from -37 to 12 dB in 1 dB steps (mute instead of -37 dB) 986 */ 987 static DECLARE_TLV_DB_SCALE(digital_voice_downlink_tlv, -3700, 100, 1); 988 989 /* 990 * Analog playback gain 991 * -24 dB to 12 dB in 2 dB steps 992 */ 993 static DECLARE_TLV_DB_SCALE(analog_tlv, -2400, 200, 0); 994 995 /* 996 * Gain controls tied to outputs 997 * -6 dB to 6 dB in 6 dB steps (mute instead of -12) 998 */ 999 static DECLARE_TLV_DB_SCALE(output_tvl, -1200, 600, 1); 1000 1001 /* 1002 * Gain control for earpiece amplifier 1003 * 0 dB to 12 dB in 6 dB steps (mute instead of -6) 1004 */ 1005 static DECLARE_TLV_DB_SCALE(output_ear_tvl, -600, 600, 1); 1006 1007 /* 1008 * Capture gain after the ADCs 1009 * from 0 dB to 31 dB in 1 dB steps 1010 */ 1011 static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0); 1012 1013 /* 1014 * Gain control for input amplifiers 1015 * 0 dB to 30 dB in 6 dB steps 1016 */ 1017 static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0); 1018 1019 /* AVADC clock priority */ 1020 static const char *twl4030_avadc_clk_priority_texts[] = { 1021 "Voice high priority", "HiFi high priority" 1022 }; 1023 1024 static SOC_ENUM_SINGLE_DECL(twl4030_avadc_clk_priority_enum, 1025 TWL4030_REG_AVADC_CTL, 2, 1026 twl4030_avadc_clk_priority_texts); 1027 1028 static const char *twl4030_rampdelay_texts[] = { 1029 "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms", 1030 "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms", 1031 "3495/2581/1748 ms" 1032 }; 1033 1034 static SOC_ENUM_SINGLE_DECL(twl4030_rampdelay_enum, 1035 TWL4030_REG_HS_POPN_SET, 2, 1036 twl4030_rampdelay_texts); 1037 1038 /* Vibra H-bridge direction mode */ 1039 static const char *twl4030_vibradirmode_texts[] = { 1040 "Vibra H-bridge direction", "Audio data MSB", 1041 }; 1042 1043 static SOC_ENUM_SINGLE_DECL(twl4030_vibradirmode_enum, 1044 TWL4030_REG_VIBRA_CTL, 5, 1045 twl4030_vibradirmode_texts); 1046 1047 /* Vibra H-bridge direction */ 1048 static const char *twl4030_vibradir_texts[] = { 1049 "Positive polarity", "Negative polarity", 1050 }; 1051 1052 static SOC_ENUM_SINGLE_DECL(twl4030_vibradir_enum, 1053 TWL4030_REG_VIBRA_CTL, 1, 1054 twl4030_vibradir_texts); 1055 1056 /* Digimic Left and right swapping */ 1057 static const char *twl4030_digimicswap_texts[] = { 1058 "Not swapped", "Swapped", 1059 }; 1060 1061 static SOC_ENUM_SINGLE_DECL(twl4030_digimicswap_enum, 1062 TWL4030_REG_MISC_SET_1, 0, 1063 twl4030_digimicswap_texts); 1064 1065 static const struct snd_kcontrol_new twl4030_snd_controls[] = { 1066 /* Codec operation mode control */ 1067 SOC_ENUM_EXT("Codec Operation Mode", twl4030_op_modes_enum, 1068 snd_soc_get_enum_double, 1069 snd_soc_put_twl4030_opmode_enum_double), 1070 1071 /* Common playback gain controls */ 1072 SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume", 1073 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA, 1074 0, 0x3f, 0, digital_fine_tlv), 1075 SOC_DOUBLE_R_TLV("DAC2 Digital Fine Playback Volume", 1076 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA, 1077 0, 0x3f, 0, digital_fine_tlv), 1078 1079 SOC_DOUBLE_R_TLV("DAC1 Digital Coarse Playback Volume", 1080 TWL4030_REG_ARXL1PGA, TWL4030_REG_ARXR1PGA, 1081 6, 0x2, 0, digital_coarse_tlv), 1082 SOC_DOUBLE_R_TLV("DAC2 Digital Coarse Playback Volume", 1083 TWL4030_REG_ARXL2PGA, TWL4030_REG_ARXR2PGA, 1084 6, 0x2, 0, digital_coarse_tlv), 1085 1086 SOC_DOUBLE_R_TLV("DAC1 Analog Playback Volume", 1087 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL, 1088 3, 0x12, 1, analog_tlv), 1089 SOC_DOUBLE_R_TLV("DAC2 Analog Playback Volume", 1090 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL, 1091 3, 0x12, 1, analog_tlv), 1092 SOC_DOUBLE_R("DAC1 Analog Playback Switch", 1093 TWL4030_REG_ARXL1_APGA_CTL, TWL4030_REG_ARXR1_APGA_CTL, 1094 1, 1, 0), 1095 SOC_DOUBLE_R("DAC2 Analog Playback Switch", 1096 TWL4030_REG_ARXL2_APGA_CTL, TWL4030_REG_ARXR2_APGA_CTL, 1097 1, 1, 0), 1098 1099 /* Common voice downlink gain controls */ 1100 SOC_SINGLE_TLV("DAC Voice Digital Downlink Volume", 1101 TWL4030_REG_VRXPGA, 0, 0x31, 0, digital_voice_downlink_tlv), 1102 1103 SOC_SINGLE_TLV("DAC Voice Analog Downlink Volume", 1104 TWL4030_REG_VDL_APGA_CTL, 3, 0x12, 1, analog_tlv), 1105 1106 SOC_SINGLE("DAC Voice Analog Downlink Switch", 1107 TWL4030_REG_VDL_APGA_CTL, 1, 1, 0), 1108 1109 /* Separate output gain controls */ 1110 SOC_DOUBLE_R_EXT_TLV("PreDriv Playback Volume", 1111 TWL4030_REG_PREDL_CTL, TWL4030_REG_PREDR_CTL, 1112 4, 3, 0, snd_soc_get_volsw_r2_twl4030, 1113 snd_soc_put_volsw_r2_twl4030, output_tvl), 1114 1115 SOC_DOUBLE_EXT_TLV("Headset Playback Volume", 1116 TWL4030_REG_HS_GAIN_SET, 0, 2, 3, 0, snd_soc_get_volsw_twl4030, 1117 snd_soc_put_volsw_twl4030, output_tvl), 1118 1119 SOC_DOUBLE_R_EXT_TLV("Carkit Playback Volume", 1120 TWL4030_REG_PRECKL_CTL, TWL4030_REG_PRECKR_CTL, 1121 4, 3, 0, snd_soc_get_volsw_r2_twl4030, 1122 snd_soc_put_volsw_r2_twl4030, output_tvl), 1123 1124 SOC_SINGLE_EXT_TLV("Earpiece Playback Volume", 1125 TWL4030_REG_EAR_CTL, 4, 3, 0, snd_soc_get_volsw_twl4030, 1126 snd_soc_put_volsw_twl4030, output_ear_tvl), 1127 1128 /* Common capture gain controls */ 1129 SOC_DOUBLE_R_TLV("TX1 Digital Capture Volume", 1130 TWL4030_REG_ATXL1PGA, TWL4030_REG_ATXR1PGA, 1131 0, 0x1f, 0, digital_capture_tlv), 1132 SOC_DOUBLE_R_TLV("TX2 Digital Capture Volume", 1133 TWL4030_REG_AVTXL2PGA, TWL4030_REG_AVTXR2PGA, 1134 0, 0x1f, 0, digital_capture_tlv), 1135 1136 SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN, 1137 0, 3, 5, 0, input_gain_tlv), 1138 1139 SOC_ENUM("AVADC Clock Priority", twl4030_avadc_clk_priority_enum), 1140 1141 SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum), 1142 1143 SOC_ENUM("Vibra H-bridge mode", twl4030_vibradirmode_enum), 1144 SOC_ENUM("Vibra H-bridge direction", twl4030_vibradir_enum), 1145 1146 SOC_ENUM("Digimic LR Swap", twl4030_digimicswap_enum), 1147 }; 1148 1149 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = { 1150 /* Left channel inputs */ 1151 SND_SOC_DAPM_INPUT("MAINMIC"), 1152 SND_SOC_DAPM_INPUT("HSMIC"), 1153 SND_SOC_DAPM_INPUT("AUXL"), 1154 SND_SOC_DAPM_INPUT("CARKITMIC"), 1155 /* Right channel inputs */ 1156 SND_SOC_DAPM_INPUT("SUBMIC"), 1157 SND_SOC_DAPM_INPUT("AUXR"), 1158 /* Digital microphones (Stereo) */ 1159 SND_SOC_DAPM_INPUT("DIGIMIC0"), 1160 SND_SOC_DAPM_INPUT("DIGIMIC1"), 1161 1162 /* Outputs */ 1163 SND_SOC_DAPM_OUTPUT("EARPIECE"), 1164 SND_SOC_DAPM_OUTPUT("PREDRIVEL"), 1165 SND_SOC_DAPM_OUTPUT("PREDRIVER"), 1166 SND_SOC_DAPM_OUTPUT("HSOL"), 1167 SND_SOC_DAPM_OUTPUT("HSOR"), 1168 SND_SOC_DAPM_OUTPUT("CARKITL"), 1169 SND_SOC_DAPM_OUTPUT("CARKITR"), 1170 SND_SOC_DAPM_OUTPUT("HFL"), 1171 SND_SOC_DAPM_OUTPUT("HFR"), 1172 SND_SOC_DAPM_OUTPUT("VIBRA"), 1173 1174 /* AIF and APLL clocks for running DAIs (including loopback) */ 1175 SND_SOC_DAPM_OUTPUT("Virtual HiFi OUT"), 1176 SND_SOC_DAPM_INPUT("Virtual HiFi IN"), 1177 SND_SOC_DAPM_OUTPUT("Virtual Voice OUT"), 1178 1179 /* DACs */ 1180 SND_SOC_DAPM_DAC("DAC Right1", NULL, SND_SOC_NOPM, 0, 0), 1181 SND_SOC_DAPM_DAC("DAC Left1", NULL, SND_SOC_NOPM, 0, 0), 1182 SND_SOC_DAPM_DAC("DAC Right2", NULL, SND_SOC_NOPM, 0, 0), 1183 SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0), 1184 SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0), 1185 1186 SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0, 1187 TWL4030_REG_VOICE_IF, 6, 0), 1188 1189 /* Analog bypasses */ 1190 SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0, 1191 &twl4030_dapm_abypassr1_control), 1192 SND_SOC_DAPM_SWITCH("Left1 Analog Loopback", SND_SOC_NOPM, 0, 0, 1193 &twl4030_dapm_abypassl1_control), 1194 SND_SOC_DAPM_SWITCH("Right2 Analog Loopback", SND_SOC_NOPM, 0, 0, 1195 &twl4030_dapm_abypassr2_control), 1196 SND_SOC_DAPM_SWITCH("Left2 Analog Loopback", SND_SOC_NOPM, 0, 0, 1197 &twl4030_dapm_abypassl2_control), 1198 SND_SOC_DAPM_SWITCH("Voice Analog Loopback", SND_SOC_NOPM, 0, 0, 1199 &twl4030_dapm_abypassv_control), 1200 1201 /* Master analog loopback switch */ 1202 SND_SOC_DAPM_SUPPLY("FM Loop Enable", TWL4030_REG_MISC_SET_1, 5, 0, 1203 NULL, 0), 1204 1205 /* Digital bypasses */ 1206 SND_SOC_DAPM_SWITCH("Left Digital Loopback", SND_SOC_NOPM, 0, 0, 1207 &twl4030_dapm_dbypassl_control), 1208 SND_SOC_DAPM_SWITCH("Right Digital Loopback", SND_SOC_NOPM, 0, 0, 1209 &twl4030_dapm_dbypassr_control), 1210 SND_SOC_DAPM_SWITCH("Voice Digital Loopback", SND_SOC_NOPM, 0, 0, 1211 &twl4030_dapm_dbypassv_control), 1212 1213 /* Digital mixers, power control for the physical DACs */ 1214 SND_SOC_DAPM_MIXER("Digital R1 Playback Mixer", 1215 TWL4030_REG_AVDAC_CTL, 0, 0, NULL, 0), 1216 SND_SOC_DAPM_MIXER("Digital L1 Playback Mixer", 1217 TWL4030_REG_AVDAC_CTL, 1, 0, NULL, 0), 1218 SND_SOC_DAPM_MIXER("Digital R2 Playback Mixer", 1219 TWL4030_REG_AVDAC_CTL, 2, 0, NULL, 0), 1220 SND_SOC_DAPM_MIXER("Digital L2 Playback Mixer", 1221 TWL4030_REG_AVDAC_CTL, 3, 0, NULL, 0), 1222 SND_SOC_DAPM_MIXER("Digital Voice Playback Mixer", 1223 TWL4030_REG_AVDAC_CTL, 4, 0, NULL, 0), 1224 1225 /* Analog mixers, power control for the physical PGAs */ 1226 SND_SOC_DAPM_MIXER("Analog R1 Playback Mixer", 1227 TWL4030_REG_ARXR1_APGA_CTL, 0, 0, NULL, 0), 1228 SND_SOC_DAPM_MIXER("Analog L1 Playback Mixer", 1229 TWL4030_REG_ARXL1_APGA_CTL, 0, 0, NULL, 0), 1230 SND_SOC_DAPM_MIXER("Analog R2 Playback Mixer", 1231 TWL4030_REG_ARXR2_APGA_CTL, 0, 0, NULL, 0), 1232 SND_SOC_DAPM_MIXER("Analog L2 Playback Mixer", 1233 TWL4030_REG_ARXL2_APGA_CTL, 0, 0, NULL, 0), 1234 SND_SOC_DAPM_MIXER("Analog Voice Playback Mixer", 1235 TWL4030_REG_VDL_APGA_CTL, 0, 0, NULL, 0), 1236 1237 SND_SOC_DAPM_SUPPLY("APLL Enable", SND_SOC_NOPM, 0, 0, apll_event, 1238 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD), 1239 1240 SND_SOC_DAPM_SUPPLY("AIF Enable", SND_SOC_NOPM, 0, 0, aif_event, 1241 SND_SOC_DAPM_PRE_PMU|SND_SOC_DAPM_POST_PMD), 1242 1243 /* Output MIXER controls */ 1244 /* Earpiece */ 1245 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0, 1246 &twl4030_dapm_earpiece_controls[0], 1247 ARRAY_SIZE(twl4030_dapm_earpiece_controls)), 1248 SND_SOC_DAPM_PGA_E("Earpiece PGA", SND_SOC_NOPM, 1249 0, 0, NULL, 0, earpiecepga_event, 1250 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1251 /* PreDrivL/R */ 1252 SND_SOC_DAPM_MIXER("PredriveL Mixer", SND_SOC_NOPM, 0, 0, 1253 &twl4030_dapm_predrivel_controls[0], 1254 ARRAY_SIZE(twl4030_dapm_predrivel_controls)), 1255 SND_SOC_DAPM_PGA_E("PredriveL PGA", SND_SOC_NOPM, 1256 0, 0, NULL, 0, predrivelpga_event, 1257 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1258 SND_SOC_DAPM_MIXER("PredriveR Mixer", SND_SOC_NOPM, 0, 0, 1259 &twl4030_dapm_predriver_controls[0], 1260 ARRAY_SIZE(twl4030_dapm_predriver_controls)), 1261 SND_SOC_DAPM_PGA_E("PredriveR PGA", SND_SOC_NOPM, 1262 0, 0, NULL, 0, predriverpga_event, 1263 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1264 /* HeadsetL/R */ 1265 SND_SOC_DAPM_MIXER("HeadsetL Mixer", SND_SOC_NOPM, 0, 0, 1266 &twl4030_dapm_hsol_controls[0], 1267 ARRAY_SIZE(twl4030_dapm_hsol_controls)), 1268 SND_SOC_DAPM_PGA_E("HeadsetL PGA", SND_SOC_NOPM, 1269 0, 0, NULL, 0, headsetlpga_event, 1270 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1271 SND_SOC_DAPM_MIXER("HeadsetR Mixer", SND_SOC_NOPM, 0, 0, 1272 &twl4030_dapm_hsor_controls[0], 1273 ARRAY_SIZE(twl4030_dapm_hsor_controls)), 1274 SND_SOC_DAPM_PGA_E("HeadsetR PGA", SND_SOC_NOPM, 1275 0, 0, NULL, 0, headsetrpga_event, 1276 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1277 /* CarkitL/R */ 1278 SND_SOC_DAPM_MIXER("CarkitL Mixer", SND_SOC_NOPM, 0, 0, 1279 &twl4030_dapm_carkitl_controls[0], 1280 ARRAY_SIZE(twl4030_dapm_carkitl_controls)), 1281 SND_SOC_DAPM_PGA_E("CarkitL PGA", SND_SOC_NOPM, 1282 0, 0, NULL, 0, carkitlpga_event, 1283 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1284 SND_SOC_DAPM_MIXER("CarkitR Mixer", SND_SOC_NOPM, 0, 0, 1285 &twl4030_dapm_carkitr_controls[0], 1286 ARRAY_SIZE(twl4030_dapm_carkitr_controls)), 1287 SND_SOC_DAPM_PGA_E("CarkitR PGA", SND_SOC_NOPM, 1288 0, 0, NULL, 0, carkitrpga_event, 1289 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1290 1291 /* Output MUX controls */ 1292 /* HandsfreeL/R */ 1293 SND_SOC_DAPM_MUX("HandsfreeL Mux", SND_SOC_NOPM, 0, 0, 1294 &twl4030_dapm_handsfreel_control), 1295 SND_SOC_DAPM_SWITCH("HandsfreeL", SND_SOC_NOPM, 0, 0, 1296 &twl4030_dapm_handsfreelmute_control), 1297 SND_SOC_DAPM_PGA_E("HandsfreeL PGA", SND_SOC_NOPM, 1298 0, 0, NULL, 0, handsfreelpga_event, 1299 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1300 SND_SOC_DAPM_MUX("HandsfreeR Mux", SND_SOC_NOPM, 5, 0, 1301 &twl4030_dapm_handsfreer_control), 1302 SND_SOC_DAPM_SWITCH("HandsfreeR", SND_SOC_NOPM, 0, 0, 1303 &twl4030_dapm_handsfreermute_control), 1304 SND_SOC_DAPM_PGA_E("HandsfreeR PGA", SND_SOC_NOPM, 1305 0, 0, NULL, 0, handsfreerpga_event, 1306 SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD), 1307 /* Vibra */ 1308 SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0, 1309 &twl4030_dapm_vibra_control, vibramux_event, 1310 SND_SOC_DAPM_PRE_PMU), 1311 SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0, 1312 &twl4030_dapm_vibrapath_control), 1313 1314 /* Introducing four virtual ADC, since TWL4030 have four channel for 1315 capture */ 1316 SND_SOC_DAPM_ADC("ADC Virtual Left1", NULL, SND_SOC_NOPM, 0, 0), 1317 SND_SOC_DAPM_ADC("ADC Virtual Right1", NULL, SND_SOC_NOPM, 0, 0), 1318 SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0), 1319 SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0), 1320 1321 SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0, 1322 TWL4030_REG_VOICE_IF, 5, 0), 1323 1324 /* Analog/Digital mic path selection. 1325 TX1 Left/Right: either analog Left/Right or Digimic0 1326 TX2 Left/Right: either analog Left/Right or Digimic1 */ 1327 SND_SOC_DAPM_MUX("TX1 Capture Route", SND_SOC_NOPM, 0, 0, 1328 &twl4030_dapm_micpathtx1_control), 1329 SND_SOC_DAPM_MUX("TX2 Capture Route", SND_SOC_NOPM, 0, 0, 1330 &twl4030_dapm_micpathtx2_control), 1331 1332 /* Analog input mixers for the capture amplifiers */ 1333 SND_SOC_DAPM_MIXER("Analog Left", 1334 TWL4030_REG_ANAMICL, 4, 0, 1335 &twl4030_dapm_analoglmic_controls[0], 1336 ARRAY_SIZE(twl4030_dapm_analoglmic_controls)), 1337 SND_SOC_DAPM_MIXER("Analog Right", 1338 TWL4030_REG_ANAMICR, 4, 0, 1339 &twl4030_dapm_analogrmic_controls[0], 1340 ARRAY_SIZE(twl4030_dapm_analogrmic_controls)), 1341 1342 SND_SOC_DAPM_PGA("ADC Physical Left", 1343 TWL4030_REG_AVADC_CTL, 3, 0, NULL, 0), 1344 SND_SOC_DAPM_PGA("ADC Physical Right", 1345 TWL4030_REG_AVADC_CTL, 1, 0, NULL, 0), 1346 1347 SND_SOC_DAPM_PGA_E("Digimic0 Enable", 1348 TWL4030_REG_ADCMICSEL, 1, 0, NULL, 0, 1349 digimic_event, SND_SOC_DAPM_POST_PMU), 1350 SND_SOC_DAPM_PGA_E("Digimic1 Enable", 1351 TWL4030_REG_ADCMICSEL, 3, 0, NULL, 0, 1352 digimic_event, SND_SOC_DAPM_POST_PMU), 1353 1354 SND_SOC_DAPM_SUPPLY("micbias1 select", TWL4030_REG_MICBIAS_CTL, 5, 0, 1355 NULL, 0), 1356 SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0, 1357 NULL, 0), 1358 1359 /* Microphone bias */ 1360 SND_SOC_DAPM_SUPPLY("Mic Bias 1", 1361 TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0), 1362 SND_SOC_DAPM_SUPPLY("Mic Bias 2", 1363 TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0), 1364 SND_SOC_DAPM_SUPPLY("Headset Mic Bias", 1365 TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0), 1366 1367 SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0), 1368 }; 1369 1370 static const struct snd_soc_dapm_route intercon[] = { 1371 /* Stream -> DAC mapping */ 1372 {"DAC Right1", NULL, "HiFi Playback"}, 1373 {"DAC Left1", NULL, "HiFi Playback"}, 1374 {"DAC Right2", NULL, "HiFi Playback"}, 1375 {"DAC Left2", NULL, "HiFi Playback"}, 1376 {"DAC Voice", NULL, "VAIFIN"}, 1377 1378 /* ADC -> Stream mapping */ 1379 {"HiFi Capture", NULL, "ADC Virtual Left1"}, 1380 {"HiFi Capture", NULL, "ADC Virtual Right1"}, 1381 {"HiFi Capture", NULL, "ADC Virtual Left2"}, 1382 {"HiFi Capture", NULL, "ADC Virtual Right2"}, 1383 {"VAIFOUT", NULL, "ADC Virtual Left2"}, 1384 {"VAIFOUT", NULL, "ADC Virtual Right2"}, 1385 {"VAIFOUT", NULL, "VIF Enable"}, 1386 1387 {"Digital L1 Playback Mixer", NULL, "DAC Left1"}, 1388 {"Digital R1 Playback Mixer", NULL, "DAC Right1"}, 1389 {"Digital L2 Playback Mixer", NULL, "DAC Left2"}, 1390 {"Digital R2 Playback Mixer", NULL, "DAC Right2"}, 1391 {"Digital Voice Playback Mixer", NULL, "DAC Voice"}, 1392 1393 /* Supply for the digital part (APLL) */ 1394 {"Digital Voice Playback Mixer", NULL, "APLL Enable"}, 1395 1396 {"DAC Left1", NULL, "AIF Enable"}, 1397 {"DAC Right1", NULL, "AIF Enable"}, 1398 {"DAC Left2", NULL, "AIF Enable"}, 1399 {"DAC Right1", NULL, "AIF Enable"}, 1400 {"DAC Voice", NULL, "VIF Enable"}, 1401 1402 {"Digital R2 Playback Mixer", NULL, "AIF Enable"}, 1403 {"Digital L2 Playback Mixer", NULL, "AIF Enable"}, 1404 1405 {"Analog L1 Playback Mixer", NULL, "Digital L1 Playback Mixer"}, 1406 {"Analog R1 Playback Mixer", NULL, "Digital R1 Playback Mixer"}, 1407 {"Analog L2 Playback Mixer", NULL, "Digital L2 Playback Mixer"}, 1408 {"Analog R2 Playback Mixer", NULL, "Digital R2 Playback Mixer"}, 1409 {"Analog Voice Playback Mixer", NULL, "Digital Voice Playback Mixer"}, 1410 1411 /* Internal playback routings */ 1412 /* Earpiece */ 1413 {"Earpiece Mixer", "Voice", "Analog Voice Playback Mixer"}, 1414 {"Earpiece Mixer", "AudioL1", "Analog L1 Playback Mixer"}, 1415 {"Earpiece Mixer", "AudioL2", "Analog L2 Playback Mixer"}, 1416 {"Earpiece Mixer", "AudioR1", "Analog R1 Playback Mixer"}, 1417 {"Earpiece PGA", NULL, "Earpiece Mixer"}, 1418 /* PreDrivL */ 1419 {"PredriveL Mixer", "Voice", "Analog Voice Playback Mixer"}, 1420 {"PredriveL Mixer", "AudioL1", "Analog L1 Playback Mixer"}, 1421 {"PredriveL Mixer", "AudioL2", "Analog L2 Playback Mixer"}, 1422 {"PredriveL Mixer", "AudioR2", "Analog R2 Playback Mixer"}, 1423 {"PredriveL PGA", NULL, "PredriveL Mixer"}, 1424 /* PreDrivR */ 1425 {"PredriveR Mixer", "Voice", "Analog Voice Playback Mixer"}, 1426 {"PredriveR Mixer", "AudioR1", "Analog R1 Playback Mixer"}, 1427 {"PredriveR Mixer", "AudioR2", "Analog R2 Playback Mixer"}, 1428 {"PredriveR Mixer", "AudioL2", "Analog L2 Playback Mixer"}, 1429 {"PredriveR PGA", NULL, "PredriveR Mixer"}, 1430 /* HeadsetL */ 1431 {"HeadsetL Mixer", "Voice", "Analog Voice Playback Mixer"}, 1432 {"HeadsetL Mixer", "AudioL1", "Analog L1 Playback Mixer"}, 1433 {"HeadsetL Mixer", "AudioL2", "Analog L2 Playback Mixer"}, 1434 {"HeadsetL PGA", NULL, "HeadsetL Mixer"}, 1435 /* HeadsetR */ 1436 {"HeadsetR Mixer", "Voice", "Analog Voice Playback Mixer"}, 1437 {"HeadsetR Mixer", "AudioR1", "Analog R1 Playback Mixer"}, 1438 {"HeadsetR Mixer", "AudioR2", "Analog R2 Playback Mixer"}, 1439 {"HeadsetR PGA", NULL, "HeadsetR Mixer"}, 1440 /* CarkitL */ 1441 {"CarkitL Mixer", "Voice", "Analog Voice Playback Mixer"}, 1442 {"CarkitL Mixer", "AudioL1", "Analog L1 Playback Mixer"}, 1443 {"CarkitL Mixer", "AudioL2", "Analog L2 Playback Mixer"}, 1444 {"CarkitL PGA", NULL, "CarkitL Mixer"}, 1445 /* CarkitR */ 1446 {"CarkitR Mixer", "Voice", "Analog Voice Playback Mixer"}, 1447 {"CarkitR Mixer", "AudioR1", "Analog R1 Playback Mixer"}, 1448 {"CarkitR Mixer", "AudioR2", "Analog R2 Playback Mixer"}, 1449 {"CarkitR PGA", NULL, "CarkitR Mixer"}, 1450 /* HandsfreeL */ 1451 {"HandsfreeL Mux", "Voice", "Analog Voice Playback Mixer"}, 1452 {"HandsfreeL Mux", "AudioL1", "Analog L1 Playback Mixer"}, 1453 {"HandsfreeL Mux", "AudioL2", "Analog L2 Playback Mixer"}, 1454 {"HandsfreeL Mux", "AudioR2", "Analog R2 Playback Mixer"}, 1455 {"HandsfreeL", "Switch", "HandsfreeL Mux"}, 1456 {"HandsfreeL PGA", NULL, "HandsfreeL"}, 1457 /* HandsfreeR */ 1458 {"HandsfreeR Mux", "Voice", "Analog Voice Playback Mixer"}, 1459 {"HandsfreeR Mux", "AudioR1", "Analog R1 Playback Mixer"}, 1460 {"HandsfreeR Mux", "AudioR2", "Analog R2 Playback Mixer"}, 1461 {"HandsfreeR Mux", "AudioL2", "Analog L2 Playback Mixer"}, 1462 {"HandsfreeR", "Switch", "HandsfreeR Mux"}, 1463 {"HandsfreeR PGA", NULL, "HandsfreeR"}, 1464 /* Vibra */ 1465 {"Vibra Mux", "AudioL1", "DAC Left1"}, 1466 {"Vibra Mux", "AudioR1", "DAC Right1"}, 1467 {"Vibra Mux", "AudioL2", "DAC Left2"}, 1468 {"Vibra Mux", "AudioR2", "DAC Right2"}, 1469 1470 /* outputs */ 1471 /* Must be always connected (for AIF and APLL) */ 1472 {"Virtual HiFi OUT", NULL, "DAC Left1"}, 1473 {"Virtual HiFi OUT", NULL, "DAC Right1"}, 1474 {"Virtual HiFi OUT", NULL, "DAC Left2"}, 1475 {"Virtual HiFi OUT", NULL, "DAC Right2"}, 1476 /* Must be always connected (for APLL) */ 1477 {"Virtual Voice OUT", NULL, "Digital Voice Playback Mixer"}, 1478 /* Physical outputs */ 1479 {"EARPIECE", NULL, "Earpiece PGA"}, 1480 {"PREDRIVEL", NULL, "PredriveL PGA"}, 1481 {"PREDRIVER", NULL, "PredriveR PGA"}, 1482 {"HSOL", NULL, "HeadsetL PGA"}, 1483 {"HSOR", NULL, "HeadsetR PGA"}, 1484 {"CARKITL", NULL, "CarkitL PGA"}, 1485 {"CARKITR", NULL, "CarkitR PGA"}, 1486 {"HFL", NULL, "HandsfreeL PGA"}, 1487 {"HFR", NULL, "HandsfreeR PGA"}, 1488 {"Vibra Route", "Audio", "Vibra Mux"}, 1489 {"VIBRA", NULL, "Vibra Route"}, 1490 1491 /* Capture path */ 1492 /* Must be always connected (for AIF and APLL) */ 1493 {"ADC Virtual Left1", NULL, "Virtual HiFi IN"}, 1494 {"ADC Virtual Right1", NULL, "Virtual HiFi IN"}, 1495 {"ADC Virtual Left2", NULL, "Virtual HiFi IN"}, 1496 {"ADC Virtual Right2", NULL, "Virtual HiFi IN"}, 1497 /* Physical inputs */ 1498 {"Analog Left", "Main Mic Capture Switch", "MAINMIC"}, 1499 {"Analog Left", "Headset Mic Capture Switch", "HSMIC"}, 1500 {"Analog Left", "AUXL Capture Switch", "AUXL"}, 1501 {"Analog Left", "Carkit Mic Capture Switch", "CARKITMIC"}, 1502 1503 {"Analog Right", "Sub Mic Capture Switch", "SUBMIC"}, 1504 {"Analog Right", "AUXR Capture Switch", "AUXR"}, 1505 1506 {"ADC Physical Left", NULL, "Analog Left"}, 1507 {"ADC Physical Right", NULL, "Analog Right"}, 1508 1509 {"Digimic0 Enable", NULL, "DIGIMIC0"}, 1510 {"Digimic1 Enable", NULL, "DIGIMIC1"}, 1511 1512 {"DIGIMIC0", NULL, "micbias1 select"}, 1513 {"DIGIMIC1", NULL, "micbias2 select"}, 1514 1515 /* TX1 Left capture path */ 1516 {"TX1 Capture Route", "Analog", "ADC Physical Left"}, 1517 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"}, 1518 /* TX1 Right capture path */ 1519 {"TX1 Capture Route", "Analog", "ADC Physical Right"}, 1520 {"TX1 Capture Route", "Digimic0", "Digimic0 Enable"}, 1521 /* TX2 Left capture path */ 1522 {"TX2 Capture Route", "Analog", "ADC Physical Left"}, 1523 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"}, 1524 /* TX2 Right capture path */ 1525 {"TX2 Capture Route", "Analog", "ADC Physical Right"}, 1526 {"TX2 Capture Route", "Digimic1", "Digimic1 Enable"}, 1527 1528 {"ADC Virtual Left1", NULL, "TX1 Capture Route"}, 1529 {"ADC Virtual Right1", NULL, "TX1 Capture Route"}, 1530 {"ADC Virtual Left2", NULL, "TX2 Capture Route"}, 1531 {"ADC Virtual Right2", NULL, "TX2 Capture Route"}, 1532 1533 {"ADC Virtual Left1", NULL, "AIF Enable"}, 1534 {"ADC Virtual Right1", NULL, "AIF Enable"}, 1535 {"ADC Virtual Left2", NULL, "AIF Enable"}, 1536 {"ADC Virtual Right2", NULL, "AIF Enable"}, 1537 1538 /* Analog bypass routes */ 1539 {"Right1 Analog Loopback", "Switch", "Analog Right"}, 1540 {"Left1 Analog Loopback", "Switch", "Analog Left"}, 1541 {"Right2 Analog Loopback", "Switch", "Analog Right"}, 1542 {"Left2 Analog Loopback", "Switch", "Analog Left"}, 1543 {"Voice Analog Loopback", "Switch", "Analog Left"}, 1544 1545 /* Supply for the Analog loopbacks */ 1546 {"Right1 Analog Loopback", NULL, "FM Loop Enable"}, 1547 {"Left1 Analog Loopback", NULL, "FM Loop Enable"}, 1548 {"Right2 Analog Loopback", NULL, "FM Loop Enable"}, 1549 {"Left2 Analog Loopback", NULL, "FM Loop Enable"}, 1550 {"Voice Analog Loopback", NULL, "FM Loop Enable"}, 1551 1552 {"Analog R1 Playback Mixer", NULL, "Right1 Analog Loopback"}, 1553 {"Analog L1 Playback Mixer", NULL, "Left1 Analog Loopback"}, 1554 {"Analog R2 Playback Mixer", NULL, "Right2 Analog Loopback"}, 1555 {"Analog L2 Playback Mixer", NULL, "Left2 Analog Loopback"}, 1556 {"Analog Voice Playback Mixer", NULL, "Voice Analog Loopback"}, 1557 1558 /* Digital bypass routes */ 1559 {"Right Digital Loopback", "Volume", "TX1 Capture Route"}, 1560 {"Left Digital Loopback", "Volume", "TX1 Capture Route"}, 1561 {"Voice Digital Loopback", "Volume", "TX2 Capture Route"}, 1562 1563 {"Digital R2 Playback Mixer", NULL, "Right Digital Loopback"}, 1564 {"Digital L2 Playback Mixer", NULL, "Left Digital Loopback"}, 1565 {"Digital Voice Playback Mixer", NULL, "Voice Digital Loopback"}, 1566 1567 }; 1568 1569 static int twl4030_set_bias_level(struct snd_soc_codec *codec, 1570 enum snd_soc_bias_level level) 1571 { 1572 switch (level) { 1573 case SND_SOC_BIAS_ON: 1574 break; 1575 case SND_SOC_BIAS_PREPARE: 1576 break; 1577 case SND_SOC_BIAS_STANDBY: 1578 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) 1579 twl4030_codec_enable(codec, 1); 1580 break; 1581 case SND_SOC_BIAS_OFF: 1582 twl4030_codec_enable(codec, 0); 1583 break; 1584 } 1585 codec->dapm.bias_level = level; 1586 1587 return 0; 1588 } 1589 1590 static void twl4030_constraints(struct twl4030_priv *twl4030, 1591 struct snd_pcm_substream *mst_substream) 1592 { 1593 struct snd_pcm_substream *slv_substream; 1594 1595 /* Pick the stream, which need to be constrained */ 1596 if (mst_substream == twl4030->master_substream) 1597 slv_substream = twl4030->slave_substream; 1598 else if (mst_substream == twl4030->slave_substream) 1599 slv_substream = twl4030->master_substream; 1600 else /* This should not happen.. */ 1601 return; 1602 1603 /* Set the constraints according to the already configured stream */ 1604 snd_pcm_hw_constraint_minmax(slv_substream->runtime, 1605 SNDRV_PCM_HW_PARAM_RATE, 1606 twl4030->rate, 1607 twl4030->rate); 1608 1609 snd_pcm_hw_constraint_minmax(slv_substream->runtime, 1610 SNDRV_PCM_HW_PARAM_SAMPLE_BITS, 1611 twl4030->sample_bits, 1612 twl4030->sample_bits); 1613 1614 snd_pcm_hw_constraint_minmax(slv_substream->runtime, 1615 SNDRV_PCM_HW_PARAM_CHANNELS, 1616 twl4030->channels, 1617 twl4030->channels); 1618 } 1619 1620 /* In case of 4 channel mode, the RX1 L/R for playback and the TX2 L/R for 1621 * capture has to be enabled/disabled. */ 1622 static void twl4030_tdm_enable(struct snd_soc_codec *codec, int direction, 1623 int enable) 1624 { 1625 u8 reg, mask; 1626 1627 reg = twl4030_read(codec, TWL4030_REG_OPTION); 1628 1629 if (direction == SNDRV_PCM_STREAM_PLAYBACK) 1630 mask = TWL4030_ARXL1_VRX_EN | TWL4030_ARXR1_EN; 1631 else 1632 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN; 1633 1634 if (enable) 1635 reg |= mask; 1636 else 1637 reg &= ~mask; 1638 1639 twl4030_write(codec, TWL4030_REG_OPTION, reg); 1640 } 1641 1642 static int twl4030_startup(struct snd_pcm_substream *substream, 1643 struct snd_soc_dai *dai) 1644 { 1645 struct snd_soc_codec *codec = dai->codec; 1646 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1647 1648 if (twl4030->master_substream) { 1649 twl4030->slave_substream = substream; 1650 /* The DAI has one configuration for playback and capture, so 1651 * if the DAI has been already configured then constrain this 1652 * substream to match it. */ 1653 if (twl4030->configured) 1654 twl4030_constraints(twl4030, twl4030->master_substream); 1655 } else { 1656 if (!(twl4030_read(codec, TWL4030_REG_CODEC_MODE) & 1657 TWL4030_OPTION_1)) { 1658 /* In option2 4 channel is not supported, set the 1659 * constraint for the first stream for channels, the 1660 * second stream will 'inherit' this cosntraint */ 1661 snd_pcm_hw_constraint_minmax(substream->runtime, 1662 SNDRV_PCM_HW_PARAM_CHANNELS, 1663 2, 2); 1664 } 1665 twl4030->master_substream = substream; 1666 } 1667 1668 return 0; 1669 } 1670 1671 static void twl4030_shutdown(struct snd_pcm_substream *substream, 1672 struct snd_soc_dai *dai) 1673 { 1674 struct snd_soc_codec *codec = dai->codec; 1675 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1676 1677 if (twl4030->master_substream == substream) 1678 twl4030->master_substream = twl4030->slave_substream; 1679 1680 twl4030->slave_substream = NULL; 1681 1682 /* If all streams are closed, or the remaining stream has not yet 1683 * been configured than set the DAI as not configured. */ 1684 if (!twl4030->master_substream) 1685 twl4030->configured = 0; 1686 else if (!twl4030->master_substream->runtime->channels) 1687 twl4030->configured = 0; 1688 1689 /* If the closing substream had 4 channel, do the necessary cleanup */ 1690 if (substream->runtime->channels == 4) 1691 twl4030_tdm_enable(codec, substream->stream, 0); 1692 } 1693 1694 static int twl4030_hw_params(struct snd_pcm_substream *substream, 1695 struct snd_pcm_hw_params *params, 1696 struct snd_soc_dai *dai) 1697 { 1698 struct snd_soc_codec *codec = dai->codec; 1699 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1700 u8 mode, old_mode, format, old_format; 1701 1702 /* If the substream has 4 channel, do the necessary setup */ 1703 if (params_channels(params) == 4) { 1704 format = twl4030_read(codec, TWL4030_REG_AUDIO_IF); 1705 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE); 1706 1707 /* Safety check: are we in the correct operating mode and 1708 * the interface is in TDM mode? */ 1709 if ((mode & TWL4030_OPTION_1) && 1710 ((format & TWL4030_AIF_FORMAT) == TWL4030_AIF_FORMAT_TDM)) 1711 twl4030_tdm_enable(codec, substream->stream, 1); 1712 else 1713 return -EINVAL; 1714 } 1715 1716 if (twl4030->configured) 1717 /* Ignoring hw_params for already configured DAI */ 1718 return 0; 1719 1720 /* bit rate */ 1721 old_mode = twl4030_read(codec, 1722 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ; 1723 mode = old_mode & ~TWL4030_APLL_RATE; 1724 1725 switch (params_rate(params)) { 1726 case 8000: 1727 mode |= TWL4030_APLL_RATE_8000; 1728 break; 1729 case 11025: 1730 mode |= TWL4030_APLL_RATE_11025; 1731 break; 1732 case 12000: 1733 mode |= TWL4030_APLL_RATE_12000; 1734 break; 1735 case 16000: 1736 mode |= TWL4030_APLL_RATE_16000; 1737 break; 1738 case 22050: 1739 mode |= TWL4030_APLL_RATE_22050; 1740 break; 1741 case 24000: 1742 mode |= TWL4030_APLL_RATE_24000; 1743 break; 1744 case 32000: 1745 mode |= TWL4030_APLL_RATE_32000; 1746 break; 1747 case 44100: 1748 mode |= TWL4030_APLL_RATE_44100; 1749 break; 1750 case 48000: 1751 mode |= TWL4030_APLL_RATE_48000; 1752 break; 1753 case 96000: 1754 mode |= TWL4030_APLL_RATE_96000; 1755 break; 1756 default: 1757 dev_err(codec->dev, "%s: unknown rate %d\n", __func__, 1758 params_rate(params)); 1759 return -EINVAL; 1760 } 1761 1762 /* sample size */ 1763 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF); 1764 format = old_format; 1765 format &= ~TWL4030_DATA_WIDTH; 1766 switch (params_width(params)) { 1767 case 16: 1768 format |= TWL4030_DATA_WIDTH_16S_16W; 1769 break; 1770 case 32: 1771 format |= TWL4030_DATA_WIDTH_32S_24W; 1772 break; 1773 default: 1774 dev_err(codec->dev, "%s: unsupported bits/sample %d\n", 1775 __func__, params_width(params)); 1776 return -EINVAL; 1777 } 1778 1779 if (format != old_format || mode != old_mode) { 1780 if (twl4030->codec_powered) { 1781 /* 1782 * If the codec is powered, than we need to toggle the 1783 * codec power. 1784 */ 1785 twl4030_codec_enable(codec, 0); 1786 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode); 1787 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format); 1788 twl4030_codec_enable(codec, 1); 1789 } else { 1790 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode); 1791 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format); 1792 } 1793 } 1794 1795 /* Store the important parameters for the DAI configuration and set 1796 * the DAI as configured */ 1797 twl4030->configured = 1; 1798 twl4030->rate = params_rate(params); 1799 twl4030->sample_bits = hw_param_interval(params, 1800 SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min; 1801 twl4030->channels = params_channels(params); 1802 1803 /* If both playback and capture streams are open, and one of them 1804 * is setting the hw parameters right now (since we are here), set 1805 * constraints to the other stream to match the current one. */ 1806 if (twl4030->slave_substream) 1807 twl4030_constraints(twl4030, substream); 1808 1809 return 0; 1810 } 1811 1812 static int twl4030_set_dai_sysclk(struct snd_soc_dai *codec_dai, int clk_id, 1813 unsigned int freq, int dir) 1814 { 1815 struct snd_soc_codec *codec = codec_dai->codec; 1816 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1817 1818 switch (freq) { 1819 case 19200000: 1820 case 26000000: 1821 case 38400000: 1822 break; 1823 default: 1824 dev_err(codec->dev, "Unsupported HFCLKIN: %u\n", freq); 1825 return -EINVAL; 1826 } 1827 1828 if ((freq / 1000) != twl4030->sysclk) { 1829 dev_err(codec->dev, 1830 "Mismatch in HFCLKIN: %u (configured: %u)\n", 1831 freq, twl4030->sysclk * 1000); 1832 return -EINVAL; 1833 } 1834 1835 return 0; 1836 } 1837 1838 static int twl4030_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1839 { 1840 struct snd_soc_codec *codec = codec_dai->codec; 1841 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1842 u8 old_format, format; 1843 1844 /* get format */ 1845 old_format = twl4030_read(codec, TWL4030_REG_AUDIO_IF); 1846 format = old_format; 1847 1848 /* set master/slave audio interface */ 1849 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1850 case SND_SOC_DAIFMT_CBM_CFM: 1851 format &= ~(TWL4030_AIF_SLAVE_EN); 1852 format &= ~(TWL4030_CLK256FS_EN); 1853 break; 1854 case SND_SOC_DAIFMT_CBS_CFS: 1855 format |= TWL4030_AIF_SLAVE_EN; 1856 format |= TWL4030_CLK256FS_EN; 1857 break; 1858 default: 1859 return -EINVAL; 1860 } 1861 1862 /* interface format */ 1863 format &= ~TWL4030_AIF_FORMAT; 1864 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1865 case SND_SOC_DAIFMT_I2S: 1866 format |= TWL4030_AIF_FORMAT_CODEC; 1867 break; 1868 case SND_SOC_DAIFMT_DSP_A: 1869 format |= TWL4030_AIF_FORMAT_TDM; 1870 break; 1871 default: 1872 return -EINVAL; 1873 } 1874 1875 if (format != old_format) { 1876 if (twl4030->codec_powered) { 1877 /* 1878 * If the codec is powered, than we need to toggle the 1879 * codec power. 1880 */ 1881 twl4030_codec_enable(codec, 0); 1882 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format); 1883 twl4030_codec_enable(codec, 1); 1884 } else { 1885 twl4030_write(codec, TWL4030_REG_AUDIO_IF, format); 1886 } 1887 } 1888 1889 return 0; 1890 } 1891 1892 static int twl4030_set_tristate(struct snd_soc_dai *dai, int tristate) 1893 { 1894 struct snd_soc_codec *codec = dai->codec; 1895 u8 reg = twl4030_read(codec, TWL4030_REG_AUDIO_IF); 1896 1897 if (tristate) 1898 reg |= TWL4030_AIF_TRI_EN; 1899 else 1900 reg &= ~TWL4030_AIF_TRI_EN; 1901 1902 return twl4030_write(codec, TWL4030_REG_AUDIO_IF, reg); 1903 } 1904 1905 /* In case of voice mode, the RX1 L(VRX) for downlink and the TX2 L/R 1906 * (VTXL, VTXR) for uplink has to be enabled/disabled. */ 1907 static void twl4030_voice_enable(struct snd_soc_codec *codec, int direction, 1908 int enable) 1909 { 1910 u8 reg, mask; 1911 1912 reg = twl4030_read(codec, TWL4030_REG_OPTION); 1913 1914 if (direction == SNDRV_PCM_STREAM_PLAYBACK) 1915 mask = TWL4030_ARXL1_VRX_EN; 1916 else 1917 mask = TWL4030_ATXL2_VTXL_EN | TWL4030_ATXR2_VTXR_EN; 1918 1919 if (enable) 1920 reg |= mask; 1921 else 1922 reg &= ~mask; 1923 1924 twl4030_write(codec, TWL4030_REG_OPTION, reg); 1925 } 1926 1927 static int twl4030_voice_startup(struct snd_pcm_substream *substream, 1928 struct snd_soc_dai *dai) 1929 { 1930 struct snd_soc_codec *codec = dai->codec; 1931 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1932 u8 mode; 1933 1934 /* If the system master clock is not 26MHz, the voice PCM interface is 1935 * not available. 1936 */ 1937 if (twl4030->sysclk != 26000) { 1938 dev_err(codec->dev, 1939 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n", 1940 __func__, twl4030->sysclk); 1941 return -EINVAL; 1942 } 1943 1944 /* If the codec mode is not option2, the voice PCM interface is not 1945 * available. 1946 */ 1947 mode = twl4030_read(codec, TWL4030_REG_CODEC_MODE) 1948 & TWL4030_OPT_MODE; 1949 1950 if (mode != TWL4030_OPTION_2) { 1951 dev_err(codec->dev, "%s: the codec mode is not option2\n", 1952 __func__); 1953 return -EINVAL; 1954 } 1955 1956 return 0; 1957 } 1958 1959 static void twl4030_voice_shutdown(struct snd_pcm_substream *substream, 1960 struct snd_soc_dai *dai) 1961 { 1962 struct snd_soc_codec *codec = dai->codec; 1963 1964 /* Enable voice digital filters */ 1965 twl4030_voice_enable(codec, substream->stream, 0); 1966 } 1967 1968 static int twl4030_voice_hw_params(struct snd_pcm_substream *substream, 1969 struct snd_pcm_hw_params *params, 1970 struct snd_soc_dai *dai) 1971 { 1972 struct snd_soc_codec *codec = dai->codec; 1973 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 1974 u8 old_mode, mode; 1975 1976 /* Enable voice digital filters */ 1977 twl4030_voice_enable(codec, substream->stream, 1); 1978 1979 /* bit rate */ 1980 old_mode = twl4030_read(codec, 1981 TWL4030_REG_CODEC_MODE) & ~TWL4030_CODECPDZ; 1982 mode = old_mode; 1983 1984 switch (params_rate(params)) { 1985 case 8000: 1986 mode &= ~(TWL4030_SEL_16K); 1987 break; 1988 case 16000: 1989 mode |= TWL4030_SEL_16K; 1990 break; 1991 default: 1992 dev_err(codec->dev, "%s: unknown rate %d\n", __func__, 1993 params_rate(params)); 1994 return -EINVAL; 1995 } 1996 1997 if (mode != old_mode) { 1998 if (twl4030->codec_powered) { 1999 /* 2000 * If the codec is powered, than we need to toggle the 2001 * codec power. 2002 */ 2003 twl4030_codec_enable(codec, 0); 2004 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode); 2005 twl4030_codec_enable(codec, 1); 2006 } else { 2007 twl4030_write(codec, TWL4030_REG_CODEC_MODE, mode); 2008 } 2009 } 2010 2011 return 0; 2012 } 2013 2014 static int twl4030_voice_set_dai_sysclk(struct snd_soc_dai *codec_dai, 2015 int clk_id, unsigned int freq, int dir) 2016 { 2017 struct snd_soc_codec *codec = codec_dai->codec; 2018 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 2019 2020 if (freq != 26000000) { 2021 dev_err(codec->dev, 2022 "%s: HFCLKIN is %u KHz, voice interface needs 26MHz\n", 2023 __func__, freq / 1000); 2024 return -EINVAL; 2025 } 2026 if ((freq / 1000) != twl4030->sysclk) { 2027 dev_err(codec->dev, 2028 "Mismatch in HFCLKIN: %u (configured: %u)\n", 2029 freq, twl4030->sysclk * 1000); 2030 return -EINVAL; 2031 } 2032 return 0; 2033 } 2034 2035 static int twl4030_voice_set_dai_fmt(struct snd_soc_dai *codec_dai, 2036 unsigned int fmt) 2037 { 2038 struct snd_soc_codec *codec = codec_dai->codec; 2039 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 2040 u8 old_format, format; 2041 2042 /* get format */ 2043 old_format = twl4030_read(codec, TWL4030_REG_VOICE_IF); 2044 format = old_format; 2045 2046 /* set master/slave audio interface */ 2047 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 2048 case SND_SOC_DAIFMT_CBM_CFM: 2049 format &= ~(TWL4030_VIF_SLAVE_EN); 2050 break; 2051 case SND_SOC_DAIFMT_CBS_CFS: 2052 format |= TWL4030_VIF_SLAVE_EN; 2053 break; 2054 default: 2055 return -EINVAL; 2056 } 2057 2058 /* clock inversion */ 2059 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 2060 case SND_SOC_DAIFMT_IB_NF: 2061 format &= ~(TWL4030_VIF_FORMAT); 2062 break; 2063 case SND_SOC_DAIFMT_NB_IF: 2064 format |= TWL4030_VIF_FORMAT; 2065 break; 2066 default: 2067 return -EINVAL; 2068 } 2069 2070 if (format != old_format) { 2071 if (twl4030->codec_powered) { 2072 /* 2073 * If the codec is powered, than we need to toggle the 2074 * codec power. 2075 */ 2076 twl4030_codec_enable(codec, 0); 2077 twl4030_write(codec, TWL4030_REG_VOICE_IF, format); 2078 twl4030_codec_enable(codec, 1); 2079 } else { 2080 twl4030_write(codec, TWL4030_REG_VOICE_IF, format); 2081 } 2082 } 2083 2084 return 0; 2085 } 2086 2087 static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate) 2088 { 2089 struct snd_soc_codec *codec = dai->codec; 2090 u8 reg = twl4030_read(codec, TWL4030_REG_VOICE_IF); 2091 2092 if (tristate) 2093 reg |= TWL4030_VIF_TRI_EN; 2094 else 2095 reg &= ~TWL4030_VIF_TRI_EN; 2096 2097 return twl4030_write(codec, TWL4030_REG_VOICE_IF, reg); 2098 } 2099 2100 #define TWL4030_RATES (SNDRV_PCM_RATE_8000_48000) 2101 #define TWL4030_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE) 2102 2103 static const struct snd_soc_dai_ops twl4030_dai_hifi_ops = { 2104 .startup = twl4030_startup, 2105 .shutdown = twl4030_shutdown, 2106 .hw_params = twl4030_hw_params, 2107 .set_sysclk = twl4030_set_dai_sysclk, 2108 .set_fmt = twl4030_set_dai_fmt, 2109 .set_tristate = twl4030_set_tristate, 2110 }; 2111 2112 static const struct snd_soc_dai_ops twl4030_dai_voice_ops = { 2113 .startup = twl4030_voice_startup, 2114 .shutdown = twl4030_voice_shutdown, 2115 .hw_params = twl4030_voice_hw_params, 2116 .set_sysclk = twl4030_voice_set_dai_sysclk, 2117 .set_fmt = twl4030_voice_set_dai_fmt, 2118 .set_tristate = twl4030_voice_set_tristate, 2119 }; 2120 2121 static struct snd_soc_dai_driver twl4030_dai[] = { 2122 { 2123 .name = "twl4030-hifi", 2124 .playback = { 2125 .stream_name = "HiFi Playback", 2126 .channels_min = 2, 2127 .channels_max = 4, 2128 .rates = TWL4030_RATES | SNDRV_PCM_RATE_96000, 2129 .formats = TWL4030_FORMATS, 2130 .sig_bits = 24,}, 2131 .capture = { 2132 .stream_name = "HiFi Capture", 2133 .channels_min = 2, 2134 .channels_max = 4, 2135 .rates = TWL4030_RATES, 2136 .formats = TWL4030_FORMATS, 2137 .sig_bits = 24,}, 2138 .ops = &twl4030_dai_hifi_ops, 2139 }, 2140 { 2141 .name = "twl4030-voice", 2142 .playback = { 2143 .stream_name = "Voice Playback", 2144 .channels_min = 1, 2145 .channels_max = 1, 2146 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, 2147 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 2148 .capture = { 2149 .stream_name = "Voice Capture", 2150 .channels_min = 1, 2151 .channels_max = 2, 2152 .rates = SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000, 2153 .formats = SNDRV_PCM_FMTBIT_S16_LE,}, 2154 .ops = &twl4030_dai_voice_ops, 2155 }, 2156 }; 2157 2158 static int twl4030_soc_probe(struct snd_soc_codec *codec) 2159 { 2160 struct twl4030_priv *twl4030; 2161 2162 twl4030 = devm_kzalloc(codec->dev, sizeof(struct twl4030_priv), 2163 GFP_KERNEL); 2164 if (!twl4030) 2165 return -ENOMEM; 2166 snd_soc_codec_set_drvdata(codec, twl4030); 2167 /* Set the defaults, and power up the codec */ 2168 twl4030->sysclk = twl4030_audio_get_mclk() / 1000; 2169 2170 twl4030_init_chip(codec); 2171 2172 return 0; 2173 } 2174 2175 static int twl4030_soc_remove(struct snd_soc_codec *codec) 2176 { 2177 struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec); 2178 struct twl4030_codec_data *pdata = twl4030->pdata; 2179 2180 if (pdata && pdata->hs_extmute && gpio_is_valid(pdata->hs_extmute_gpio)) 2181 gpio_free(pdata->hs_extmute_gpio); 2182 2183 return 0; 2184 } 2185 2186 static struct snd_soc_codec_driver soc_codec_dev_twl4030 = { 2187 .probe = twl4030_soc_probe, 2188 .remove = twl4030_soc_remove, 2189 .read = twl4030_read, 2190 .write = twl4030_write, 2191 .set_bias_level = twl4030_set_bias_level, 2192 .idle_bias_off = true, 2193 2194 .controls = twl4030_snd_controls, 2195 .num_controls = ARRAY_SIZE(twl4030_snd_controls), 2196 .dapm_widgets = twl4030_dapm_widgets, 2197 .num_dapm_widgets = ARRAY_SIZE(twl4030_dapm_widgets), 2198 .dapm_routes = intercon, 2199 .num_dapm_routes = ARRAY_SIZE(intercon), 2200 }; 2201 2202 static int twl4030_codec_probe(struct platform_device *pdev) 2203 { 2204 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl4030, 2205 twl4030_dai, ARRAY_SIZE(twl4030_dai)); 2206 } 2207 2208 static int twl4030_codec_remove(struct platform_device *pdev) 2209 { 2210 snd_soc_unregister_codec(&pdev->dev); 2211 return 0; 2212 } 2213 2214 MODULE_ALIAS("platform:twl4030-codec"); 2215 2216 static struct platform_driver twl4030_codec_driver = { 2217 .probe = twl4030_codec_probe, 2218 .remove = twl4030_codec_remove, 2219 .driver = { 2220 .name = "twl4030-codec", 2221 }, 2222 }; 2223 2224 module_platform_driver(twl4030_codec_driver); 2225 2226 MODULE_DESCRIPTION("ASoC TWL4030 codec driver"); 2227 MODULE_AUTHOR("Steve Sakoman"); 2228 MODULE_LICENSE("GPL"); 2229