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