1 /* 2 * Copyright 2008 Juergen Beisert, kernel@pengutronix.de 3 * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de 4 * Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch 5 * 6 * Initial development of this code was funded by 7 * Phytec Messtechnik GmbH, http://www.phytec.de 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License 11 * as published by the Free Software Foundation; either version 2 12 * of the License, or (at your option) any later version. 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 21 * MA 02110-1301, USA. 22 */ 23 #include <linux/module.h> 24 #include <linux/device.h> 25 #include <linux/mfd/mc13xxx.h> 26 #include <linux/slab.h> 27 #include <sound/core.h> 28 #include <sound/control.h> 29 #include <sound/pcm.h> 30 #include <sound/soc.h> 31 #include <sound/initval.h> 32 #include <sound/soc-dapm.h> 33 #include <linux/regmap.h> 34 35 #include "mc13783.h" 36 37 #define AUDIO_RX0_ALSPEN (1 << 5) 38 #define AUDIO_RX0_ALSPSEL (1 << 7) 39 #define AUDIO_RX0_ADDCDC (1 << 21) 40 #define AUDIO_RX0_ADDSTDC (1 << 22) 41 #define AUDIO_RX0_ADDRXIN (1 << 23) 42 43 #define AUDIO_RX1_PGARXEN (1 << 0); 44 #define AUDIO_RX1_PGASTEN (1 << 5) 45 #define AUDIO_RX1_ARXINEN (1 << 10) 46 47 #define AUDIO_TX_AMC1REN (1 << 5) 48 #define AUDIO_TX_AMC1LEN (1 << 7) 49 #define AUDIO_TX_AMC2EN (1 << 9) 50 #define AUDIO_TX_ATXINEN (1 << 11) 51 #define AUDIO_TX_RXINREC (1 << 13) 52 53 #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2) 54 #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4) 55 #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6) 56 #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8) 57 #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10) 58 #define SSI_NETWORK_CDCFSDLY(x) (1 << 11) 59 #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12) 60 #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12) 61 #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12) 62 #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12) 63 #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14) 64 #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14) 65 #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14) 66 #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14) 67 #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14) 68 #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16) 69 #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18) 70 #define SSI_NETWORK_STDCSUMGAIN (1 << 20) 71 72 /* 73 * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same 74 * register layout 75 */ 76 #define AUDIO_SSI_SEL (1 << 0) 77 #define AUDIO_CLK_SEL (1 << 1) 78 #define AUDIO_CSM (1 << 2) 79 #define AUDIO_BCL_INV (1 << 3) 80 #define AUDIO_CFS_INV (1 << 4) 81 #define AUDIO_CFS(x) (((x) & 0x3) << 5) 82 #define AUDIO_CLK(x) (((x) & 0x7) << 7) 83 #define AUDIO_C_EN (1 << 11) 84 #define AUDIO_C_CLK_EN (1 << 12) 85 #define AUDIO_C_RESET (1 << 15) 86 87 #define AUDIO_CODEC_CDCFS8K16K (1 << 10) 88 #define AUDIO_DAC_CFS_DLY_B (1 << 10) 89 90 struct mc13783_priv { 91 struct mc13xxx *mc13xxx; 92 struct regmap *regmap; 93 94 enum mc13783_ssi_port adc_ssi_port; 95 enum mc13783_ssi_port dac_ssi_port; 96 }; 97 98 /* Mapping between sample rates and register value */ 99 static unsigned int mc13783_rates[] = { 100 8000, 11025, 12000, 16000, 101 22050, 24000, 32000, 44100, 102 48000, 64000, 96000 103 }; 104 105 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream, 106 struct snd_pcm_hw_params *params, 107 struct snd_soc_dai *dai) 108 { 109 struct snd_soc_pcm_runtime *rtd = substream->private_data; 110 struct snd_soc_codec *codec = rtd->codec; 111 unsigned int rate = params_rate(params); 112 int i; 113 114 for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) { 115 if (rate == mc13783_rates[i]) { 116 snd_soc_update_bits(codec, MC13783_AUDIO_DAC, 117 0xf << 17, i << 17); 118 return 0; 119 } 120 } 121 122 return -EINVAL; 123 } 124 125 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream, 126 struct snd_pcm_hw_params *params, 127 struct snd_soc_dai *dai) 128 { 129 struct snd_soc_pcm_runtime *rtd = substream->private_data; 130 struct snd_soc_codec *codec = rtd->codec; 131 unsigned int rate = params_rate(params); 132 unsigned int val; 133 134 switch (rate) { 135 case 8000: 136 val = 0; 137 break; 138 case 16000: 139 val = AUDIO_CODEC_CDCFS8K16K; 140 break; 141 default: 142 return -EINVAL; 143 } 144 145 snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K, 146 val); 147 148 return 0; 149 } 150 151 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream, 152 struct snd_pcm_hw_params *params, 153 struct snd_soc_dai *dai) 154 { 155 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 156 return mc13783_pcm_hw_params_dac(substream, params, dai); 157 else 158 return mc13783_pcm_hw_params_codec(substream, params, dai); 159 } 160 161 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, 162 unsigned int reg) 163 { 164 struct snd_soc_codec *codec = dai->codec; 165 unsigned int val = 0; 166 unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV | 167 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET; 168 169 170 /* DAI mode */ 171 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 172 case SND_SOC_DAIFMT_I2S: 173 val |= AUDIO_CFS(2); 174 break; 175 case SND_SOC_DAIFMT_DSP_A: 176 val |= AUDIO_CFS(1); 177 break; 178 default: 179 return -EINVAL; 180 } 181 182 /* DAI clock inversion */ 183 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 184 case SND_SOC_DAIFMT_NB_NF: 185 val |= AUDIO_BCL_INV; 186 break; 187 case SND_SOC_DAIFMT_NB_IF: 188 val |= AUDIO_BCL_INV | AUDIO_CFS_INV; 189 break; 190 case SND_SOC_DAIFMT_IB_NF: 191 break; 192 case SND_SOC_DAIFMT_IB_IF: 193 val |= AUDIO_CFS_INV; 194 break; 195 } 196 197 /* DAI clock master masks */ 198 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 199 case SND_SOC_DAIFMT_CBM_CFM: 200 val |= AUDIO_C_CLK_EN; 201 break; 202 case SND_SOC_DAIFMT_CBS_CFS: 203 val |= AUDIO_CSM; 204 break; 205 case SND_SOC_DAIFMT_CBM_CFS: 206 case SND_SOC_DAIFMT_CBS_CFM: 207 return -EINVAL; 208 } 209 210 val |= AUDIO_C_RESET; 211 212 snd_soc_update_bits(codec, reg, mask, val); 213 214 return 0; 215 } 216 217 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt) 218 { 219 if (dai->id == MC13783_ID_STEREO_DAC) 220 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); 221 else 222 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); 223 } 224 225 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt) 226 { 227 int ret; 228 229 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); 230 if (ret) 231 return ret; 232 233 /* 234 * In synchronous mode force the voice codec into slave mode 235 * so that the clock / framesync from the stereo DAC is used 236 */ 237 fmt &= ~SND_SOC_DAIFMT_MASTER_MASK; 238 fmt |= SND_SOC_DAIFMT_CBS_CFS; 239 ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); 240 241 return ret; 242 } 243 244 static int mc13783_sysclk[] = { 245 13000000, 246 15360000, 247 16800000, 248 -1, 249 26000000, 250 -1, /* 12000000, invalid for voice codec */ 251 -1, /* 3686400, invalid for voice codec */ 252 33600000, 253 }; 254 255 static int mc13783_set_sysclk(struct snd_soc_dai *dai, 256 int clk_id, unsigned int freq, int dir, 257 unsigned int reg) 258 { 259 struct snd_soc_codec *codec = dai->codec; 260 int clk; 261 unsigned int val = 0; 262 unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL; 263 264 for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) { 265 if (mc13783_sysclk[clk] < 0) 266 continue; 267 if (mc13783_sysclk[clk] == freq) 268 break; 269 } 270 271 if (clk == ARRAY_SIZE(mc13783_sysclk)) 272 return -EINVAL; 273 274 if (clk_id == MC13783_CLK_CLIB) 275 val |= AUDIO_CLK_SEL; 276 277 val |= AUDIO_CLK(clk); 278 279 snd_soc_update_bits(codec, reg, mask, val); 280 281 return 0; 282 } 283 284 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai, 285 int clk_id, unsigned int freq, int dir) 286 { 287 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); 288 } 289 290 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai, 291 int clk_id, unsigned int freq, int dir) 292 { 293 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); 294 } 295 296 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai, 297 int clk_id, unsigned int freq, int dir) 298 { 299 int ret; 300 301 ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); 302 if (ret) 303 return ret; 304 305 return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); 306 } 307 308 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai, 309 unsigned int tx_mask, unsigned int rx_mask, int slots, 310 int slot_width) 311 { 312 struct snd_soc_codec *codec = dai->codec; 313 unsigned int val = 0; 314 unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK | 315 SSI_NETWORK_DAC_RXSLOT_MASK; 316 317 switch (slots) { 318 case 2: 319 val |= SSI_NETWORK_DAC_SLOTS_2; 320 break; 321 case 4: 322 val |= SSI_NETWORK_DAC_SLOTS_4; 323 break; 324 case 8: 325 val |= SSI_NETWORK_DAC_SLOTS_8; 326 break; 327 default: 328 return -EINVAL; 329 } 330 331 switch (rx_mask) { 332 case 0xfffffffc: 333 val |= SSI_NETWORK_DAC_RXSLOT_0_1; 334 break; 335 case 0xfffffff3: 336 val |= SSI_NETWORK_DAC_RXSLOT_2_3; 337 break; 338 case 0xffffffcf: 339 val |= SSI_NETWORK_DAC_RXSLOT_4_5; 340 break; 341 case 0xffffff3f: 342 val |= SSI_NETWORK_DAC_RXSLOT_6_7; 343 break; 344 default: 345 return -EINVAL; 346 } 347 348 snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); 349 350 return 0; 351 } 352 353 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai, 354 unsigned int tx_mask, unsigned int rx_mask, int slots, 355 int slot_width) 356 { 357 struct snd_soc_codec *codec = dai->codec; 358 unsigned int val = 0; 359 unsigned int mask = 0x3f; 360 361 if (slots != 4) 362 return -EINVAL; 363 364 if (tx_mask != 0xfffffffc) 365 return -EINVAL; 366 367 val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */ 368 val |= (0x01 << 4); /* secondary timeslot TX is 1 */ 369 370 snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); 371 372 return 0; 373 } 374 375 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai, 376 unsigned int tx_mask, unsigned int rx_mask, int slots, 377 int slot_width) 378 { 379 int ret; 380 381 ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots, 382 slot_width); 383 if (ret) 384 return ret; 385 386 ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots, 387 slot_width); 388 389 return ret; 390 } 391 392 static const struct snd_kcontrol_new mc1l_amp_ctl = 393 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0); 394 395 static const struct snd_kcontrol_new mc1r_amp_ctl = 396 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0); 397 398 static const struct snd_kcontrol_new mc2_amp_ctl = 399 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0); 400 401 static const struct snd_kcontrol_new atx_amp_ctl = 402 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0); 403 404 405 /* Virtual mux. The chip does the input selection automatically 406 * as soon as we enable one input. */ 407 static const char * const adcl_enum_text[] = { 408 "MC1L", "RXINL", 409 }; 410 411 static const struct soc_enum adcl_enum = 412 SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcl_enum_text), adcl_enum_text); 413 414 static const struct snd_kcontrol_new left_input_mux = 415 SOC_DAPM_ENUM_VIRT("Route", adcl_enum); 416 417 static const char * const adcr_enum_text[] = { 418 "MC1R", "MC2", "RXINR", "TXIN", 419 }; 420 421 static const struct soc_enum adcr_enum = 422 SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcr_enum_text), adcr_enum_text); 423 424 static const struct snd_kcontrol_new right_input_mux = 425 SOC_DAPM_ENUM_VIRT("Route", adcr_enum); 426 427 static const struct snd_kcontrol_new samp_ctl = 428 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0); 429 430 static const char * const speaker_amp_source_text[] = { 431 "CODEC", "Right" 432 }; 433 static const SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4, 434 speaker_amp_source_text); 435 static const struct snd_kcontrol_new speaker_amp_source_mux = 436 SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source); 437 438 static const char * const headset_amp_source_text[] = { 439 "CODEC", "Mixer" 440 }; 441 442 static const SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11, 443 headset_amp_source_text); 444 static const struct snd_kcontrol_new headset_amp_source_mux = 445 SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source); 446 447 static const struct snd_kcontrol_new cdcout_ctl = 448 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0); 449 450 static const struct snd_kcontrol_new adc_bypass_ctl = 451 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0); 452 453 static const struct snd_kcontrol_new lamp_ctl = 454 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0); 455 456 static const struct snd_kcontrol_new hlamp_ctl = 457 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0); 458 459 static const struct snd_kcontrol_new hramp_ctl = 460 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0); 461 462 static const struct snd_kcontrol_new llamp_ctl = 463 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0); 464 465 static const struct snd_kcontrol_new lramp_ctl = 466 SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0); 467 468 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = { 469 /* Input */ 470 SND_SOC_DAPM_INPUT("MC1LIN"), 471 SND_SOC_DAPM_INPUT("MC1RIN"), 472 SND_SOC_DAPM_INPUT("MC2IN"), 473 SND_SOC_DAPM_INPUT("RXINR"), 474 SND_SOC_DAPM_INPUT("RXINL"), 475 SND_SOC_DAPM_INPUT("TXIN"), 476 477 SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0), 478 SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0), 479 480 SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl), 481 SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl), 482 SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl), 483 SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl), 484 485 SND_SOC_DAPM_VIRT_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0, 486 &left_input_mux), 487 SND_SOC_DAPM_VIRT_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0, 488 &right_input_mux), 489 490 SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0, 491 &speaker_amp_source_mux), 492 493 SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0, 494 &headset_amp_source_mux), 495 496 SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0), 497 SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0), 498 499 SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0), 500 SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0), 501 502 SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0), 503 SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0, 504 &adc_bypass_ctl), 505 506 /* Output */ 507 SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0), 508 SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0), 509 SND_SOC_DAPM_OUTPUT("RXOUTL"), 510 SND_SOC_DAPM_OUTPUT("RXOUTR"), 511 SND_SOC_DAPM_OUTPUT("HSL"), 512 SND_SOC_DAPM_OUTPUT("HSR"), 513 SND_SOC_DAPM_OUTPUT("LSPL"), 514 SND_SOC_DAPM_OUTPUT("LSP"), 515 SND_SOC_DAPM_OUTPUT("SP"), 516 SND_SOC_DAPM_OUTPUT("CDCOUT"), 517 518 SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0, 519 &cdcout_ctl), 520 SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0, 521 &samp_ctl), 522 SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl), 523 SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0, 524 &hlamp_ctl), 525 SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0, 526 &hramp_ctl), 527 SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0, 528 &llamp_ctl), 529 SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0, 530 &lramp_ctl), 531 SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0), 532 SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0), 533 }; 534 535 static struct snd_soc_dapm_route mc13783_routes[] = { 536 /* Input */ 537 { "MC1L Amp", NULL, "MC1LIN"}, 538 { "MC1R Amp", NULL, "MC1RIN" }, 539 { "MC2 Amp", NULL, "MC2IN" }, 540 { "TXIN Amp", NULL, "TXIN"}, 541 542 { "PGA Left Input Mux", "MC1L", "MC1L Amp" }, 543 { "PGA Left Input Mux", "RXINL", "RXINL"}, 544 { "PGA Right Input Mux", "MC1R", "MC1R Amp" }, 545 { "PGA Right Input Mux", "MC2", "MC2 Amp"}, 546 { "PGA Right Input Mux", "TXIN", "TXIN Amp"}, 547 { "PGA Right Input Mux", "RXINR", "RXINR"}, 548 549 { "PGA Left Input", NULL, "PGA Left Input Mux"}, 550 { "PGA Right Input", NULL, "PGA Right Input Mux"}, 551 552 { "ADC", NULL, "PGA Left Input"}, 553 { "ADC", NULL, "PGA Right Input"}, 554 { "ADC", NULL, "ADC_Reset"}, 555 556 { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" }, 557 558 { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"}, 559 { "Speaker Amp Source MUX", "Right", "DAC PGA"}, 560 561 { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"}, 562 { "Headset Amp Source MUX", "Mixer", "DAC PGA"}, 563 564 /* Output */ 565 { "HSL", NULL, "Headset Amp Left" }, 566 { "HSR", NULL, "Headset Amp Right"}, 567 { "RXOUTL", NULL, "Line out Amp Left"}, 568 { "RXOUTR", NULL, "Line out Amp Right"}, 569 { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"}, 570 { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"}, 571 { "HSL", "Headset Amp Left", "Headset Amp Source MUX"}, 572 { "HSR", "Headset Amp Right", "Headset Amp Source MUX"}, 573 { "Line out Amp Left", NULL, "DAC PGA"}, 574 { "Line out Amp Right", NULL, "DAC PGA"}, 575 { "DAC PGA", NULL, "DAC"}, 576 { "DAC", NULL, "DAC_E"}, 577 { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"}, 578 }; 579 580 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix", 581 "Mono", "Mono Mix"}; 582 583 static const struct soc_enum mc13783_enum_3d_mixer = 584 SOC_ENUM_SINGLE(MC13783_AUDIO_RX1, 16, ARRAY_SIZE(mc13783_3d_mixer), 585 mc13783_3d_mixer); 586 587 static struct snd_kcontrol_new mc13783_control_list[] = { 588 SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0), 589 SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0), 590 SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0), 591 SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0), 592 SOC_ENUM("3D Control", mc13783_enum_3d_mixer), 593 594 SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0), 595 SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0), 596 SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0), 597 SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0), 598 599 SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0), 600 SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0), 601 602 SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0), 603 SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0), 604 605 SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0), 606 SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0), 607 608 SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0), 609 SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0), 610 }; 611 612 static int mc13783_probe(struct snd_soc_codec *codec) 613 { 614 struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); 615 int ret; 616 617 codec->control_data = dev_get_regmap(codec->dev->parent, NULL); 618 ret = snd_soc_codec_set_cache_io(codec, 8, 24, SND_SOC_REGMAP); 619 if (ret != 0) { 620 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); 621 return ret; 622 } 623 624 /* these are the reset values */ 625 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893); 626 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A); 627 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000); 628 mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060); 629 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027); 630 mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004); 631 632 if (priv->adc_ssi_port == MC13783_SSI1_PORT) 633 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, 634 AUDIO_SSI_SEL, 0); 635 else 636 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, 637 0, AUDIO_SSI_SEL); 638 639 if (priv->dac_ssi_port == MC13783_SSI1_PORT) 640 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, 641 AUDIO_SSI_SEL, 0); 642 else 643 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, 644 0, AUDIO_SSI_SEL); 645 646 return 0; 647 } 648 649 static int mc13783_remove(struct snd_soc_codec *codec) 650 { 651 struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); 652 653 /* Make sure VAUDIOON is off */ 654 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0); 655 656 return 0; 657 } 658 659 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000) 660 661 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 662 SNDRV_PCM_FMTBIT_S24_LE) 663 664 static struct snd_soc_dai_ops mc13783_ops_dac = { 665 .hw_params = mc13783_pcm_hw_params_dac, 666 .set_fmt = mc13783_set_fmt_async, 667 .set_sysclk = mc13783_set_sysclk_dac, 668 .set_tdm_slot = mc13783_set_tdm_slot_dac, 669 }; 670 671 static struct snd_soc_dai_ops mc13783_ops_codec = { 672 .hw_params = mc13783_pcm_hw_params_codec, 673 .set_fmt = mc13783_set_fmt_async, 674 .set_sysclk = mc13783_set_sysclk_codec, 675 .set_tdm_slot = mc13783_set_tdm_slot_codec, 676 }; 677 678 /* 679 * The mc13783 has two SSI ports, both of them can be routed either 680 * to the voice codec or the stereo DAC. When two different SSI ports 681 * are used for the voice codec and the stereo DAC we can do different 682 * formats and sysclock settings for playback and capture 683 * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port 684 * forces us to use symmetric rates (mc13783-hifi). 685 */ 686 static struct snd_soc_dai_driver mc13783_dai_async[] = { 687 { 688 .name = "mc13783-hifi-playback", 689 .id = MC13783_ID_STEREO_DAC, 690 .playback = { 691 .stream_name = "Playback", 692 .channels_min = 2, 693 .channels_max = 2, 694 .rates = SNDRV_PCM_RATE_8000_96000, 695 .formats = MC13783_FORMATS, 696 }, 697 .ops = &mc13783_ops_dac, 698 }, { 699 .name = "mc13783-hifi-capture", 700 .id = MC13783_ID_STEREO_CODEC, 701 .capture = { 702 .stream_name = "Capture", 703 .channels_min = 2, 704 .channels_max = 2, 705 .rates = MC13783_RATES_RECORD, 706 .formats = MC13783_FORMATS, 707 }, 708 .ops = &mc13783_ops_codec, 709 }, 710 }; 711 712 static struct snd_soc_dai_ops mc13783_ops_sync = { 713 .hw_params = mc13783_pcm_hw_params_sync, 714 .set_fmt = mc13783_set_fmt_sync, 715 .set_sysclk = mc13783_set_sysclk_sync, 716 .set_tdm_slot = mc13783_set_tdm_slot_sync, 717 }; 718 719 static struct snd_soc_dai_driver mc13783_dai_sync[] = { 720 { 721 .name = "mc13783-hifi", 722 .id = MC13783_ID_SYNC, 723 .playback = { 724 .stream_name = "Playback", 725 .channels_min = 2, 726 .channels_max = 2, 727 .rates = SNDRV_PCM_RATE_8000_96000, 728 .formats = MC13783_FORMATS, 729 }, 730 .capture = { 731 .stream_name = "Capture", 732 .channels_min = 2, 733 .channels_max = 2, 734 .rates = MC13783_RATES_RECORD, 735 .formats = MC13783_FORMATS, 736 }, 737 .ops = &mc13783_ops_sync, 738 .symmetric_rates = 1, 739 } 740 }; 741 742 static struct snd_soc_codec_driver soc_codec_dev_mc13783 = { 743 .probe = mc13783_probe, 744 .remove = mc13783_remove, 745 .controls = mc13783_control_list, 746 .num_controls = ARRAY_SIZE(mc13783_control_list), 747 .dapm_widgets = mc13783_dapm_widgets, 748 .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets), 749 .dapm_routes = mc13783_routes, 750 .num_dapm_routes = ARRAY_SIZE(mc13783_routes), 751 }; 752 753 static int mc13783_codec_probe(struct platform_device *pdev) 754 { 755 struct mc13xxx *mc13xxx; 756 struct mc13783_priv *priv; 757 struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data; 758 int ret; 759 760 mc13xxx = dev_get_drvdata(pdev->dev.parent); 761 762 763 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 764 if (priv == NULL) 765 return -ENOMEM; 766 767 dev_set_drvdata(&pdev->dev, priv); 768 priv->mc13xxx = mc13xxx; 769 if (pdata) { 770 priv->adc_ssi_port = pdata->adc_ssi_port; 771 priv->dac_ssi_port = pdata->dac_ssi_port; 772 } else { 773 priv->adc_ssi_port = MC13783_SSI1_PORT; 774 priv->dac_ssi_port = MC13783_SSI2_PORT; 775 } 776 777 if (priv->adc_ssi_port == priv->dac_ssi_port) 778 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, 779 mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync)); 780 else 781 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, 782 mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); 783 784 if (ret) 785 goto err_register_codec; 786 787 return 0; 788 789 err_register_codec: 790 dev_err(&pdev->dev, "register codec failed with %d\n", ret); 791 792 return ret; 793 } 794 795 static int mc13783_codec_remove(struct platform_device *pdev) 796 { 797 snd_soc_unregister_codec(&pdev->dev); 798 799 return 0; 800 } 801 802 static struct platform_driver mc13783_codec_driver = { 803 .driver = { 804 .name = "mc13783-codec", 805 .owner = THIS_MODULE, 806 }, 807 .probe = mc13783_codec_probe, 808 .remove = mc13783_codec_remove, 809 }; 810 811 module_platform_driver(mc13783_codec_driver); 812 813 MODULE_DESCRIPTION("ASoC MC13783 driver"); 814 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>"); 815 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>"); 816 MODULE_LICENSE("GPL"); 817