1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright 2008 Juergen Beisert, kernel@pengutronix.de 4 * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de 5 * Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch 6 * 7 * Initial development of this code was funded by 8 * Phytec Messtechnik GmbH, http://www.phytec.de 9 */ 10 #include <linux/module.h> 11 #include <linux/device.h> 12 #include <linux/of.h> 13 #include <linux/mfd/mc13xxx.h> 14 #include <linux/slab.h> 15 #include <sound/core.h> 16 #include <sound/control.h> 17 #include <sound/pcm.h> 18 #include <sound/soc.h> 19 #include <sound/initval.h> 20 #include <sound/soc-dapm.h> 21 #include <linux/regmap.h> 22 23 #include "mc13783.h" 24 25 #define AUDIO_RX0_ALSPEN (1 << 5) 26 #define AUDIO_RX0_ALSPSEL (1 << 7) 27 #define AUDIO_RX0_ADDCDC (1 << 21) 28 #define AUDIO_RX0_ADDSTDC (1 << 22) 29 #define AUDIO_RX0_ADDRXIN (1 << 23) 30 31 #define AUDIO_RX1_PGARXEN (1 << 0); 32 #define AUDIO_RX1_PGASTEN (1 << 5) 33 #define AUDIO_RX1_ARXINEN (1 << 10) 34 35 #define AUDIO_TX_AMC1REN (1 << 5) 36 #define AUDIO_TX_AMC1LEN (1 << 7) 37 #define AUDIO_TX_AMC2EN (1 << 9) 38 #define AUDIO_TX_ATXINEN (1 << 11) 39 #define AUDIO_TX_RXINREC (1 << 13) 40 41 #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2) 42 #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4) 43 #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6) 44 #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8) 45 #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10) 46 #define SSI_NETWORK_CDCFSDLY(x) (1 << 11) 47 #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12) 48 #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12) 49 #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12) 50 #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12) 51 #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14) 52 #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14) 53 #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14) 54 #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14) 55 #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14) 56 #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16) 57 #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18) 58 #define SSI_NETWORK_STDCSUMGAIN (1 << 20) 59 60 /* 61 * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same 62 * register layout 63 */ 64 #define AUDIO_SSI_SEL (1 << 0) 65 #define AUDIO_CLK_SEL (1 << 1) 66 #define AUDIO_CSM (1 << 2) 67 #define AUDIO_BCL_INV (1 << 3) 68 #define AUDIO_CFS_INV (1 << 4) 69 #define AUDIO_CFS(x) (((x) & 0x3) << 5) 70 #define AUDIO_CLK(x) (((x) & 0x7) << 7) 71 #define AUDIO_C_EN (1 << 11) 72 #define AUDIO_C_CLK_EN (1 << 12) 73 #define AUDIO_C_RESET (1 << 15) 74 75 #define AUDIO_CODEC_CDCFS8K16K (1 << 10) 76 #define AUDIO_DAC_CFS_DLY_B (1 << 10) 77 78 struct mc13783_priv { 79 struct mc13xxx *mc13xxx; 80 struct regmap *regmap; 81 82 enum mc13783_ssi_port adc_ssi_port; 83 enum mc13783_ssi_port dac_ssi_port; 84 }; 85 86 /* Mapping between sample rates and register value */ 87 static unsigned int mc13783_rates[] = { 88 8000, 11025, 12000, 16000, 89 22050, 24000, 32000, 44100, 90 48000, 64000, 96000 91 }; 92 93 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream, 94 struct snd_pcm_hw_params *params, 95 struct snd_soc_dai *dai) 96 { 97 struct snd_soc_component *component = dai->component; 98 unsigned int rate = params_rate(params); 99 int i; 100 101 for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) { 102 if (rate == mc13783_rates[i]) { 103 snd_soc_component_update_bits(component, MC13783_AUDIO_DAC, 104 0xf << 17, i << 17); 105 return 0; 106 } 107 } 108 109 return -EINVAL; 110 } 111 112 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream, 113 struct snd_pcm_hw_params *params, 114 struct snd_soc_dai *dai) 115 { 116 struct snd_soc_component *component = dai->component; 117 unsigned int rate = params_rate(params); 118 unsigned int val; 119 120 switch (rate) { 121 case 8000: 122 val = 0; 123 break; 124 case 16000: 125 val = AUDIO_CODEC_CDCFS8K16K; 126 break; 127 default: 128 return -EINVAL; 129 } 130 131 snd_soc_component_update_bits(component, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K, 132 val); 133 134 return 0; 135 } 136 137 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream, 138 struct snd_pcm_hw_params *params, 139 struct snd_soc_dai *dai) 140 { 141 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 142 return mc13783_pcm_hw_params_dac(substream, params, dai); 143 else 144 return mc13783_pcm_hw_params_codec(substream, params, dai); 145 } 146 147 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, 148 unsigned int reg) 149 { 150 struct snd_soc_component *component = dai->component; 151 unsigned int val = 0; 152 unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV | 153 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET; 154 155 156 /* DAI mode */ 157 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 158 case SND_SOC_DAIFMT_I2S: 159 val |= AUDIO_CFS(2); 160 break; 161 case SND_SOC_DAIFMT_DSP_A: 162 val |= AUDIO_CFS(1); 163 break; 164 default: 165 return -EINVAL; 166 } 167 168 /* DAI clock inversion */ 169 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 170 case SND_SOC_DAIFMT_NB_NF: 171 val |= AUDIO_BCL_INV; 172 break; 173 case SND_SOC_DAIFMT_NB_IF: 174 val |= AUDIO_BCL_INV | AUDIO_CFS_INV; 175 break; 176 case SND_SOC_DAIFMT_IB_NF: 177 break; 178 case SND_SOC_DAIFMT_IB_IF: 179 val |= AUDIO_CFS_INV; 180 break; 181 } 182 183 /* DAI clock master masks */ 184 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 185 case SND_SOC_DAIFMT_CBM_CFM: 186 val |= AUDIO_C_CLK_EN; 187 break; 188 case SND_SOC_DAIFMT_CBS_CFS: 189 val |= AUDIO_CSM; 190 break; 191 case SND_SOC_DAIFMT_CBM_CFS: 192 case SND_SOC_DAIFMT_CBS_CFM: 193 return -EINVAL; 194 } 195 196 val |= AUDIO_C_RESET; 197 198 snd_soc_component_update_bits(component, reg, mask, val); 199 200 return 0; 201 } 202 203 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt) 204 { 205 if (dai->id == MC13783_ID_STEREO_DAC) 206 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); 207 else 208 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); 209 } 210 211 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt) 212 { 213 int ret; 214 215 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); 216 if (ret) 217 return ret; 218 219 /* 220 * In synchronous mode force the voice codec into slave mode 221 * so that the clock / framesync from the stereo DAC is used 222 */ 223 fmt &= ~SND_SOC_DAIFMT_MASTER_MASK; 224 fmt |= SND_SOC_DAIFMT_CBS_CFS; 225 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); 226 227 return ret; 228 } 229 230 static int mc13783_sysclk[] = { 231 13000000, 232 15360000, 233 16800000, 234 -1, 235 26000000, 236 -1, /* 12000000, invalid for voice codec */ 237 -1, /* 3686400, invalid for voice codec */ 238 33600000, 239 }; 240 241 static int mc13783_set_sysclk(struct snd_soc_dai *dai, 242 int clk_id, unsigned int freq, int dir, 243 unsigned int reg) 244 { 245 struct snd_soc_component *component = dai->component; 246 int clk; 247 unsigned int val = 0; 248 unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL; 249 250 for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) { 251 if (mc13783_sysclk[clk] < 0) 252 continue; 253 if (mc13783_sysclk[clk] == freq) 254 break; 255 } 256 257 if (clk == ARRAY_SIZE(mc13783_sysclk)) 258 return -EINVAL; 259 260 if (clk_id == MC13783_CLK_CLIB) 261 val |= AUDIO_CLK_SEL; 262 263 val |= AUDIO_CLK(clk); 264 265 snd_soc_component_update_bits(component, reg, mask, val); 266 267 return 0; 268 } 269 270 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai, 271 int clk_id, unsigned int freq, int dir) 272 { 273 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); 274 } 275 276 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai, 277 int clk_id, unsigned int freq, int dir) 278 { 279 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); 280 } 281 282 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai, 283 int clk_id, unsigned int freq, int dir) 284 { 285 int ret; 286 287 ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); 288 if (ret) 289 return ret; 290 291 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); 292 } 293 294 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai, 295 unsigned int tx_mask, unsigned int rx_mask, int slots, 296 int slot_width) 297 { 298 struct snd_soc_component *component = dai->component; 299 unsigned int val = 0; 300 unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK | 301 SSI_NETWORK_DAC_RXSLOT_MASK; 302 303 switch (slots) { 304 case 2: 305 val |= SSI_NETWORK_DAC_SLOTS_2; 306 break; 307 case 4: 308 val |= SSI_NETWORK_DAC_SLOTS_4; 309 break; 310 case 8: 311 val |= SSI_NETWORK_DAC_SLOTS_8; 312 break; 313 default: 314 return -EINVAL; 315 } 316 317 switch (rx_mask) { 318 case 0x03: 319 val |= SSI_NETWORK_DAC_RXSLOT_0_1; 320 break; 321 case 0x0c: 322 val |= SSI_NETWORK_DAC_RXSLOT_2_3; 323 break; 324 case 0x30: 325 val |= SSI_NETWORK_DAC_RXSLOT_4_5; 326 break; 327 case 0xc0: 328 val |= SSI_NETWORK_DAC_RXSLOT_6_7; 329 break; 330 default: 331 return -EINVAL; 332 } 333 334 snd_soc_component_update_bits(component, MC13783_SSI_NETWORK, mask, val); 335 336 return 0; 337 } 338 339 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai, 340 unsigned int tx_mask, unsigned int rx_mask, int slots, 341 int slot_width) 342 { 343 struct snd_soc_component *component = dai->component; 344 unsigned int val = 0; 345 unsigned int mask = 0x3f; 346 347 if (slots != 4) 348 return -EINVAL; 349 350 if (tx_mask != 0x3) 351 return -EINVAL; 352 353 val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */ 354 val |= (0x01 << 4); /* secondary timeslot TX is 1 */ 355 356 snd_soc_component_update_bits(component, MC13783_SSI_NETWORK, mask, val); 357 358 return 0; 359 } 360 361 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai, 362 unsigned int tx_mask, unsigned int rx_mask, int slots, 363 int slot_width) 364 { 365 int ret; 366 367 ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots, 368 slot_width); 369 if (ret) 370 return ret; 371 372 ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots, 373 slot_width); 374 375 return ret; 376 } 377 378 static const struct snd_kcontrol_new mc1l_amp_ctl = 379 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0); 380 381 static const struct snd_kcontrol_new mc1r_amp_ctl = 382 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0); 383 384 static const struct snd_kcontrol_new mc2_amp_ctl = 385 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0); 386 387 static const struct snd_kcontrol_new atx_amp_ctl = 388 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0); 389 390 391 /* Virtual mux. The chip does the input selection automatically 392 * as soon as we enable one input. */ 393 static const char * const adcl_enum_text[] = { 394 "MC1L", "RXINL", 395 }; 396 397 static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text); 398 399 static const struct snd_kcontrol_new left_input_mux = 400 SOC_DAPM_ENUM("Route", adcl_enum); 401 402 static const char * const adcr_enum_text[] = { 403 "MC1R", "MC2", "RXINR", "TXIN", 404 }; 405 406 static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text); 407 408 static const struct snd_kcontrol_new right_input_mux = 409 SOC_DAPM_ENUM("Route", adcr_enum); 410 411 static const struct snd_kcontrol_new samp_ctl = 412 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0); 413 414 static const char * const speaker_amp_source_text[] = { 415 "CODEC", "Right" 416 }; 417 static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4, 418 speaker_amp_source_text); 419 static const struct snd_kcontrol_new speaker_amp_source_mux = 420 SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source); 421 422 static const char * const headset_amp_source_text[] = { 423 "CODEC", "Mixer" 424 }; 425 426 static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11, 427 headset_amp_source_text); 428 static const struct snd_kcontrol_new headset_amp_source_mux = 429 SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source); 430 431 static const struct snd_kcontrol_new cdcout_ctl = 432 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0); 433 434 static const struct snd_kcontrol_new adc_bypass_ctl = 435 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0); 436 437 static const struct snd_kcontrol_new lamp_ctl = 438 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0); 439 440 static const struct snd_kcontrol_new hlamp_ctl = 441 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0); 442 443 static const struct snd_kcontrol_new hramp_ctl = 444 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0); 445 446 static const struct snd_kcontrol_new llamp_ctl = 447 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0); 448 449 static const struct snd_kcontrol_new lramp_ctl = 450 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0); 451 452 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = { 453 /* Input */ 454 SND_SOC_DAPM_INPUT("MC1LIN"), 455 SND_SOC_DAPM_INPUT("MC1RIN"), 456 SND_SOC_DAPM_INPUT("MC2IN"), 457 SND_SOC_DAPM_INPUT("RXINR"), 458 SND_SOC_DAPM_INPUT("RXINL"), 459 SND_SOC_DAPM_INPUT("TXIN"), 460 461 SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0), 462 SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0), 463 464 SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl), 465 SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl), 466 SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl), 467 SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl), 468 469 SND_SOC_DAPM_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0, 470 &left_input_mux), 471 SND_SOC_DAPM_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0, 472 &right_input_mux), 473 474 SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0, 475 &speaker_amp_source_mux), 476 477 SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0, 478 &headset_amp_source_mux), 479 480 SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0), 481 SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0), 482 483 SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0), 484 SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0), 485 486 SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0), 487 SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0, 488 &adc_bypass_ctl), 489 490 /* Output */ 491 SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0), 492 SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0), 493 SND_SOC_DAPM_OUTPUT("RXOUTL"), 494 SND_SOC_DAPM_OUTPUT("RXOUTR"), 495 SND_SOC_DAPM_OUTPUT("HSL"), 496 SND_SOC_DAPM_OUTPUT("HSR"), 497 SND_SOC_DAPM_OUTPUT("LSPL"), 498 SND_SOC_DAPM_OUTPUT("LSP"), 499 SND_SOC_DAPM_OUTPUT("SP"), 500 SND_SOC_DAPM_OUTPUT("CDCOUT"), 501 502 SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0, 503 &cdcout_ctl), 504 SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0, 505 &samp_ctl), 506 SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl), 507 SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0, 508 &hlamp_ctl), 509 SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0, 510 &hramp_ctl), 511 SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0, 512 &llamp_ctl), 513 SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0, 514 &lramp_ctl), 515 SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0), 516 SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0), 517 }; 518 519 static struct snd_soc_dapm_route mc13783_routes[] = { 520 /* Input */ 521 { "MC1L Amp", NULL, "MC1LIN"}, 522 { "MC1R Amp", NULL, "MC1RIN" }, 523 { "MC2 Amp", NULL, "MC2IN" }, 524 { "TXIN Amp", NULL, "TXIN"}, 525 526 { "PGA Left Input Mux", "MC1L", "MC1L Amp" }, 527 { "PGA Left Input Mux", "RXINL", "RXINL"}, 528 { "PGA Right Input Mux", "MC1R", "MC1R Amp" }, 529 { "PGA Right Input Mux", "MC2", "MC2 Amp"}, 530 { "PGA Right Input Mux", "TXIN", "TXIN Amp"}, 531 { "PGA Right Input Mux", "RXINR", "RXINR"}, 532 533 { "PGA Left Input", NULL, "PGA Left Input Mux"}, 534 { "PGA Right Input", NULL, "PGA Right Input Mux"}, 535 536 { "ADC", NULL, "PGA Left Input"}, 537 { "ADC", NULL, "PGA Right Input"}, 538 { "ADC", NULL, "ADC_Reset"}, 539 540 { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" }, 541 542 { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"}, 543 { "Speaker Amp Source MUX", "Right", "DAC PGA"}, 544 545 { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"}, 546 { "Headset Amp Source MUX", "Mixer", "DAC PGA"}, 547 548 /* Output */ 549 { "HSL", NULL, "Headset Amp Left" }, 550 { "HSR", NULL, "Headset Amp Right"}, 551 { "RXOUTL", NULL, "Line out Amp Left"}, 552 { "RXOUTR", NULL, "Line out Amp Right"}, 553 { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"}, 554 { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"}, 555 { "HSL", "Headset Amp Left", "Headset Amp Source MUX"}, 556 { "HSR", "Headset Amp Right", "Headset Amp Source MUX"}, 557 { "Line out Amp Left", NULL, "DAC PGA"}, 558 { "Line out Amp Right", NULL, "DAC PGA"}, 559 { "DAC PGA", NULL, "DAC"}, 560 { "DAC", NULL, "DAC_E"}, 561 { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"}, 562 }; 563 564 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix", 565 "Mono", "Mono Mix"}; 566 567 static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer, 568 MC13783_AUDIO_RX1, 16, 569 mc13783_3d_mixer); 570 571 static struct snd_kcontrol_new mc13783_control_list[] = { 572 SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0), 573 SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0), 574 SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0), 575 SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0), 576 SOC_ENUM("3D Control", mc13783_enum_3d_mixer), 577 578 SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0), 579 SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0), 580 SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0), 581 SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0), 582 583 SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0), 584 SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0), 585 586 SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0), 587 SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0), 588 589 SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0), 590 SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0), 591 592 SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0), 593 SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0), 594 }; 595 596 static int mc13783_probe(struct snd_soc_component *component) 597 { 598 struct mc13783_priv *priv = snd_soc_component_get_drvdata(component); 599 600 snd_soc_component_init_regmap(component, 601 dev_get_regmap(component->dev->parent, NULL)); 602 603 /* these are the reset values */ 604 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893); 605 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A); 606 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000); 607 mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060); 608 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027); 609 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004); 610 611 if (priv->adc_ssi_port == MC13783_SSI1_PORT) 612 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, 613 AUDIO_SSI_SEL, 0); 614 else 615 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, 616 AUDIO_SSI_SEL, AUDIO_SSI_SEL); 617 618 if (priv->dac_ssi_port == MC13783_SSI1_PORT) 619 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, 620 AUDIO_SSI_SEL, 0); 621 else 622 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, 623 AUDIO_SSI_SEL, AUDIO_SSI_SEL); 624 625 return 0; 626 } 627 628 static void mc13783_remove(struct snd_soc_component *component) 629 { 630 struct mc13783_priv *priv = snd_soc_component_get_drvdata(component); 631 632 /* Make sure VAUDIOON is off */ 633 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0); 634 } 635 636 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000) 637 638 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 639 SNDRV_PCM_FMTBIT_S24_LE) 640 641 static const struct snd_soc_dai_ops mc13783_ops_dac = { 642 .hw_params = mc13783_pcm_hw_params_dac, 643 .set_fmt = mc13783_set_fmt_async, 644 .set_sysclk = mc13783_set_sysclk_dac, 645 .set_tdm_slot = mc13783_set_tdm_slot_dac, 646 }; 647 648 static const struct snd_soc_dai_ops mc13783_ops_codec = { 649 .hw_params = mc13783_pcm_hw_params_codec, 650 .set_fmt = mc13783_set_fmt_async, 651 .set_sysclk = mc13783_set_sysclk_codec, 652 .set_tdm_slot = mc13783_set_tdm_slot_codec, 653 }; 654 655 /* 656 * The mc13783 has two SSI ports, both of them can be routed either 657 * to the voice codec or the stereo DAC. When two different SSI ports 658 * are used for the voice codec and the stereo DAC we can do different 659 * formats and sysclock settings for playback and capture 660 * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port 661 * forces us to use symmetric rates (mc13783-hifi). 662 */ 663 static struct snd_soc_dai_driver mc13783_dai_async[] = { 664 { 665 .name = "mc13783-hifi-playback", 666 .id = MC13783_ID_STEREO_DAC, 667 .playback = { 668 .stream_name = "Playback", 669 .channels_min = 2, 670 .channels_max = 2, 671 .rates = SNDRV_PCM_RATE_8000_96000, 672 .formats = MC13783_FORMATS, 673 }, 674 .ops = &mc13783_ops_dac, 675 }, { 676 .name = "mc13783-hifi-capture", 677 .id = MC13783_ID_STEREO_CODEC, 678 .capture = { 679 .stream_name = "Capture", 680 .channels_min = 2, 681 .channels_max = 2, 682 .rates = MC13783_RATES_RECORD, 683 .formats = MC13783_FORMATS, 684 }, 685 .ops = &mc13783_ops_codec, 686 }, 687 }; 688 689 static const struct snd_soc_dai_ops mc13783_ops_sync = { 690 .hw_params = mc13783_pcm_hw_params_sync, 691 .set_fmt = mc13783_set_fmt_sync, 692 .set_sysclk = mc13783_set_sysclk_sync, 693 .set_tdm_slot = mc13783_set_tdm_slot_sync, 694 }; 695 696 static struct snd_soc_dai_driver mc13783_dai_sync[] = { 697 { 698 .name = "mc13783-hifi", 699 .id = MC13783_ID_SYNC, 700 .playback = { 701 .stream_name = "Playback", 702 .channels_min = 2, 703 .channels_max = 2, 704 .rates = SNDRV_PCM_RATE_8000_96000, 705 .formats = MC13783_FORMATS, 706 }, 707 .capture = { 708 .stream_name = "Capture", 709 .channels_min = 2, 710 .channels_max = 2, 711 .rates = MC13783_RATES_RECORD, 712 .formats = MC13783_FORMATS, 713 }, 714 .ops = &mc13783_ops_sync, 715 .symmetric_rates = 1, 716 } 717 }; 718 719 static const struct snd_soc_component_driver soc_component_dev_mc13783 = { 720 .probe = mc13783_probe, 721 .remove = mc13783_remove, 722 .controls = mc13783_control_list, 723 .num_controls = ARRAY_SIZE(mc13783_control_list), 724 .dapm_widgets = mc13783_dapm_widgets, 725 .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets), 726 .dapm_routes = mc13783_routes, 727 .num_dapm_routes = ARRAY_SIZE(mc13783_routes), 728 .idle_bias_on = 1, 729 .use_pmdown_time = 1, 730 .endianness = 1, 731 .non_legacy_dai_naming = 1, 732 }; 733 734 static int __init mc13783_codec_probe(struct platform_device *pdev) 735 { 736 struct mc13783_priv *priv; 737 struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data; 738 struct device_node *np; 739 int ret; 740 741 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 742 if (!priv) 743 return -ENOMEM; 744 745 if (pdata) { 746 priv->adc_ssi_port = pdata->adc_ssi_port; 747 priv->dac_ssi_port = pdata->dac_ssi_port; 748 } else { 749 np = of_get_child_by_name(pdev->dev.parent->of_node, "codec"); 750 if (!np) 751 return -ENOSYS; 752 753 ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port); 754 if (ret) { 755 of_node_put(np); 756 return ret; 757 } 758 759 ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port); 760 if (ret) { 761 of_node_put(np); 762 return ret; 763 } 764 765 of_node_put(np); 766 } 767 768 dev_set_drvdata(&pdev->dev, priv); 769 priv->mc13xxx = dev_get_drvdata(pdev->dev.parent); 770 771 if (priv->adc_ssi_port == priv->dac_ssi_port) 772 ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_mc13783, 773 mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync)); 774 else 775 ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_mc13783, 776 mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); 777 778 return ret; 779 } 780 781 static int mc13783_codec_remove(struct platform_device *pdev) 782 { 783 return 0; 784 } 785 786 static struct platform_driver mc13783_codec_driver = { 787 .driver = { 788 .name = "mc13783-codec", 789 }, 790 .remove = mc13783_codec_remove, 791 }; 792 module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe); 793 794 MODULE_DESCRIPTION("ASoC MC13783 driver"); 795 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>"); 796 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>"); 797 MODULE_LICENSE("GPL"); 798