Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 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/of.h> |
| 26 | #include <linux/mfd/mc13xxx.h> |
| 27 | #include <linux/slab.h> |
| 28 | #include <sound/core.h> |
| 29 | #include <sound/control.h> |
| 30 | #include <sound/pcm.h> |
| 31 | #include <sound/soc.h> |
| 32 | #include <sound/initval.h> |
| 33 | #include <sound/soc-dapm.h> |
| 34 | #include <linux/regmap.h> |
| 35 | |
| 36 | #include "mc13783.h" |
| 37 | |
| 38 | #define AUDIO_RX0_ALSPEN (1 << 5) |
| 39 | #define AUDIO_RX0_ALSPSEL (1 << 7) |
| 40 | #define AUDIO_RX0_ADDCDC (1 << 21) |
| 41 | #define AUDIO_RX0_ADDSTDC (1 << 22) |
| 42 | #define AUDIO_RX0_ADDRXIN (1 << 23) |
| 43 | |
| 44 | #define AUDIO_RX1_PGARXEN (1 << 0); |
| 45 | #define AUDIO_RX1_PGASTEN (1 << 5) |
| 46 | #define AUDIO_RX1_ARXINEN (1 << 10) |
| 47 | |
| 48 | #define AUDIO_TX_AMC1REN (1 << 5) |
| 49 | #define AUDIO_TX_AMC1LEN (1 << 7) |
| 50 | #define AUDIO_TX_AMC2EN (1 << 9) |
| 51 | #define AUDIO_TX_ATXINEN (1 << 11) |
| 52 | #define AUDIO_TX_RXINREC (1 << 13) |
| 53 | |
| 54 | #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2) |
| 55 | #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4) |
| 56 | #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6) |
| 57 | #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8) |
| 58 | #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10) |
| 59 | #define SSI_NETWORK_CDCFSDLY(x) (1 << 11) |
| 60 | #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12) |
| 61 | #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12) |
| 62 | #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12) |
| 63 | #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12) |
| 64 | #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14) |
| 65 | #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14) |
| 66 | #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14) |
| 67 | #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14) |
| 68 | #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14) |
| 69 | #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16) |
| 70 | #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18) |
| 71 | #define SSI_NETWORK_STDCSUMGAIN (1 << 20) |
| 72 | |
| 73 | /* |
| 74 | * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same |
| 75 | * register layout |
| 76 | */ |
| 77 | #define AUDIO_SSI_SEL (1 << 0) |
| 78 | #define AUDIO_CLK_SEL (1 << 1) |
| 79 | #define AUDIO_CSM (1 << 2) |
| 80 | #define AUDIO_BCL_INV (1 << 3) |
| 81 | #define AUDIO_CFS_INV (1 << 4) |
| 82 | #define AUDIO_CFS(x) (((x) & 0x3) << 5) |
| 83 | #define AUDIO_CLK(x) (((x) & 0x7) << 7) |
| 84 | #define AUDIO_C_EN (1 << 11) |
| 85 | #define AUDIO_C_CLK_EN (1 << 12) |
| 86 | #define AUDIO_C_RESET (1 << 15) |
| 87 | |
| 88 | #define AUDIO_CODEC_CDCFS8K16K (1 << 10) |
| 89 | #define AUDIO_DAC_CFS_DLY_B (1 << 10) |
| 90 | |
| 91 | struct mc13783_priv { |
| 92 | struct mc13xxx *mc13xxx; |
| 93 | struct regmap *regmap; |
| 94 | |
| 95 | enum mc13783_ssi_port adc_ssi_port; |
| 96 | enum mc13783_ssi_port dac_ssi_port; |
| 97 | }; |
| 98 | |
| 99 | /* Mapping between sample rates and register value */ |
| 100 | static unsigned int mc13783_rates[] = { |
| 101 | 8000, 11025, 12000, 16000, |
| 102 | 22050, 24000, 32000, 44100, |
| 103 | 48000, 64000, 96000 |
| 104 | }; |
| 105 | |
| 106 | static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream, |
| 107 | struct snd_pcm_hw_params *params, |
| 108 | struct snd_soc_dai *dai) |
| 109 | { |
| 110 | struct snd_soc_codec *codec = dai->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_codec *codec = dai->codec; |
| 130 | unsigned int rate = params_rate(params); |
| 131 | unsigned int val; |
| 132 | |
| 133 | switch (rate) { |
| 134 | case 8000: |
| 135 | val = 0; |
| 136 | break; |
| 137 | case 16000: |
| 138 | val = AUDIO_CODEC_CDCFS8K16K; |
| 139 | break; |
| 140 | default: |
| 141 | return -EINVAL; |
| 142 | } |
| 143 | |
| 144 | snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K, |
| 145 | val); |
| 146 | |
| 147 | return 0; |
| 148 | } |
| 149 | |
| 150 | static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream, |
| 151 | struct snd_pcm_hw_params *params, |
| 152 | struct snd_soc_dai *dai) |
| 153 | { |
| 154 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| 155 | return mc13783_pcm_hw_params_dac(substream, params, dai); |
| 156 | else |
| 157 | return mc13783_pcm_hw_params_codec(substream, params, dai); |
| 158 | } |
| 159 | |
| 160 | static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, |
| 161 | unsigned int reg) |
| 162 | { |
| 163 | struct snd_soc_codec *codec = dai->codec; |
| 164 | unsigned int val = 0; |
| 165 | unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV | |
| 166 | AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET; |
| 167 | |
| 168 | |
| 169 | /* DAI mode */ |
| 170 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| 171 | case SND_SOC_DAIFMT_I2S: |
| 172 | val |= AUDIO_CFS(2); |
| 173 | break; |
| 174 | case SND_SOC_DAIFMT_DSP_A: |
| 175 | val |= AUDIO_CFS(1); |
| 176 | break; |
| 177 | default: |
| 178 | return -EINVAL; |
| 179 | } |
| 180 | |
| 181 | /* DAI clock inversion */ |
| 182 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
| 183 | case SND_SOC_DAIFMT_NB_NF: |
| 184 | val |= AUDIO_BCL_INV; |
| 185 | break; |
| 186 | case SND_SOC_DAIFMT_NB_IF: |
| 187 | val |= AUDIO_BCL_INV | AUDIO_CFS_INV; |
| 188 | break; |
| 189 | case SND_SOC_DAIFMT_IB_NF: |
| 190 | break; |
| 191 | case SND_SOC_DAIFMT_IB_IF: |
| 192 | val |= AUDIO_CFS_INV; |
| 193 | break; |
| 194 | } |
| 195 | |
| 196 | /* DAI clock master masks */ |
| 197 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| 198 | case SND_SOC_DAIFMT_CBM_CFM: |
| 199 | val |= AUDIO_C_CLK_EN; |
| 200 | break; |
| 201 | case SND_SOC_DAIFMT_CBS_CFS: |
| 202 | val |= AUDIO_CSM; |
| 203 | break; |
| 204 | case SND_SOC_DAIFMT_CBM_CFS: |
| 205 | case SND_SOC_DAIFMT_CBS_CFM: |
| 206 | return -EINVAL; |
| 207 | } |
| 208 | |
| 209 | val |= AUDIO_C_RESET; |
| 210 | |
| 211 | snd_soc_update_bits(codec, reg, mask, val); |
| 212 | |
| 213 | return 0; |
| 214 | } |
| 215 | |
| 216 | static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt) |
| 217 | { |
| 218 | if (dai->id == MC13783_ID_STEREO_DAC) |
| 219 | return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); |
| 220 | else |
| 221 | return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); |
| 222 | } |
| 223 | |
| 224 | static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt) |
| 225 | { |
| 226 | int ret; |
| 227 | |
| 228 | ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); |
| 229 | if (ret) |
| 230 | return ret; |
| 231 | |
| 232 | /* |
| 233 | * In synchronous mode force the voice codec into slave mode |
| 234 | * so that the clock / framesync from the stereo DAC is used |
| 235 | */ |
| 236 | fmt &= ~SND_SOC_DAIFMT_MASTER_MASK; |
| 237 | fmt |= SND_SOC_DAIFMT_CBS_CFS; |
| 238 | ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); |
| 239 | |
| 240 | return ret; |
| 241 | } |
| 242 | |
| 243 | static int mc13783_sysclk[] = { |
| 244 | 13000000, |
| 245 | 15360000, |
| 246 | 16800000, |
| 247 | -1, |
| 248 | 26000000, |
| 249 | -1, /* 12000000, invalid for voice codec */ |
| 250 | -1, /* 3686400, invalid for voice codec */ |
| 251 | 33600000, |
| 252 | }; |
| 253 | |
| 254 | static int mc13783_set_sysclk(struct snd_soc_dai *dai, |
| 255 | int clk_id, unsigned int freq, int dir, |
| 256 | unsigned int reg) |
| 257 | { |
| 258 | struct snd_soc_codec *codec = dai->codec; |
| 259 | int clk; |
| 260 | unsigned int val = 0; |
| 261 | unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL; |
| 262 | |
| 263 | for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) { |
| 264 | if (mc13783_sysclk[clk] < 0) |
| 265 | continue; |
| 266 | if (mc13783_sysclk[clk] == freq) |
| 267 | break; |
| 268 | } |
| 269 | |
| 270 | if (clk == ARRAY_SIZE(mc13783_sysclk)) |
| 271 | return -EINVAL; |
| 272 | |
| 273 | if (clk_id == MC13783_CLK_CLIB) |
| 274 | val |= AUDIO_CLK_SEL; |
| 275 | |
| 276 | val |= AUDIO_CLK(clk); |
| 277 | |
| 278 | snd_soc_update_bits(codec, reg, mask, val); |
| 279 | |
| 280 | return 0; |
| 281 | } |
| 282 | |
| 283 | static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai, |
| 284 | int clk_id, unsigned int freq, int dir) |
| 285 | { |
| 286 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); |
| 287 | } |
| 288 | |
| 289 | static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai, |
| 290 | int clk_id, unsigned int freq, int dir) |
| 291 | { |
| 292 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); |
| 293 | } |
| 294 | |
| 295 | static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai, |
| 296 | int clk_id, unsigned int freq, int dir) |
| 297 | { |
| 298 | int ret; |
| 299 | |
| 300 | ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); |
| 301 | if (ret) |
| 302 | return ret; |
| 303 | |
| 304 | return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); |
| 305 | } |
| 306 | |
| 307 | static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai, |
| 308 | unsigned int tx_mask, unsigned int rx_mask, int slots, |
| 309 | int slot_width) |
| 310 | { |
| 311 | struct snd_soc_codec *codec = dai->codec; |
| 312 | unsigned int val = 0; |
| 313 | unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK | |
| 314 | SSI_NETWORK_DAC_RXSLOT_MASK; |
| 315 | |
| 316 | switch (slots) { |
| 317 | case 2: |
| 318 | val |= SSI_NETWORK_DAC_SLOTS_2; |
| 319 | break; |
| 320 | case 4: |
| 321 | val |= SSI_NETWORK_DAC_SLOTS_4; |
| 322 | break; |
| 323 | case 8: |
| 324 | val |= SSI_NETWORK_DAC_SLOTS_8; |
| 325 | break; |
| 326 | default: |
| 327 | return -EINVAL; |
| 328 | } |
| 329 | |
| 330 | switch (rx_mask) { |
| 331 | case 0x03: |
| 332 | val |= SSI_NETWORK_DAC_RXSLOT_0_1; |
| 333 | break; |
| 334 | case 0x0c: |
| 335 | val |= SSI_NETWORK_DAC_RXSLOT_2_3; |
| 336 | break; |
| 337 | case 0x30: |
| 338 | val |= SSI_NETWORK_DAC_RXSLOT_4_5; |
| 339 | break; |
| 340 | case 0xc0: |
| 341 | val |= SSI_NETWORK_DAC_RXSLOT_6_7; |
| 342 | break; |
| 343 | default: |
| 344 | return -EINVAL; |
| 345 | } |
| 346 | |
| 347 | snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); |
| 348 | |
| 349 | return 0; |
| 350 | } |
| 351 | |
| 352 | static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai, |
| 353 | unsigned int tx_mask, unsigned int rx_mask, int slots, |
| 354 | int slot_width) |
| 355 | { |
| 356 | struct snd_soc_codec *codec = dai->codec; |
| 357 | unsigned int val = 0; |
| 358 | unsigned int mask = 0x3f; |
| 359 | |
| 360 | if (slots != 4) |
| 361 | return -EINVAL; |
| 362 | |
| 363 | if (tx_mask != 0x3) |
| 364 | return -EINVAL; |
| 365 | |
| 366 | val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */ |
| 367 | val |= (0x01 << 4); /* secondary timeslot TX is 1 */ |
| 368 | |
| 369 | snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); |
| 370 | |
| 371 | return 0; |
| 372 | } |
| 373 | |
| 374 | static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai, |
| 375 | unsigned int tx_mask, unsigned int rx_mask, int slots, |
| 376 | int slot_width) |
| 377 | { |
| 378 | int ret; |
| 379 | |
| 380 | ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots, |
| 381 | slot_width); |
| 382 | if (ret) |
| 383 | return ret; |
| 384 | |
| 385 | ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots, |
| 386 | slot_width); |
| 387 | |
| 388 | return ret; |
| 389 | } |
| 390 | |
| 391 | static const struct snd_kcontrol_new mc1l_amp_ctl = |
| 392 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0); |
| 393 | |
| 394 | static const struct snd_kcontrol_new mc1r_amp_ctl = |
| 395 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0); |
| 396 | |
| 397 | static const struct snd_kcontrol_new mc2_amp_ctl = |
| 398 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0); |
| 399 | |
| 400 | static const struct snd_kcontrol_new atx_amp_ctl = |
| 401 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0); |
| 402 | |
| 403 | |
| 404 | /* Virtual mux. The chip does the input selection automatically |
| 405 | * as soon as we enable one input. */ |
| 406 | static const char * const adcl_enum_text[] = { |
| 407 | "MC1L", "RXINL", |
| 408 | }; |
| 409 | |
| 410 | static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text); |
| 411 | |
| 412 | static const struct snd_kcontrol_new left_input_mux = |
| 413 | SOC_DAPM_ENUM("Route", adcl_enum); |
| 414 | |
| 415 | static const char * const adcr_enum_text[] = { |
| 416 | "MC1R", "MC2", "RXINR", "TXIN", |
| 417 | }; |
| 418 | |
| 419 | static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text); |
| 420 | |
| 421 | static const struct snd_kcontrol_new right_input_mux = |
| 422 | SOC_DAPM_ENUM("Route", adcr_enum); |
| 423 | |
| 424 | static const struct snd_kcontrol_new samp_ctl = |
| 425 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0); |
| 426 | |
| 427 | static const char * const speaker_amp_source_text[] = { |
| 428 | "CODEC", "Right" |
| 429 | }; |
| 430 | static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4, |
| 431 | speaker_amp_source_text); |
| 432 | static const struct snd_kcontrol_new speaker_amp_source_mux = |
| 433 | SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source); |
| 434 | |
| 435 | static const char * const headset_amp_source_text[] = { |
| 436 | "CODEC", "Mixer" |
| 437 | }; |
| 438 | |
| 439 | static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11, |
| 440 | headset_amp_source_text); |
| 441 | static const struct snd_kcontrol_new headset_amp_source_mux = |
| 442 | SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source); |
| 443 | |
| 444 | static const struct snd_kcontrol_new cdcout_ctl = |
| 445 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0); |
| 446 | |
| 447 | static const struct snd_kcontrol_new adc_bypass_ctl = |
| 448 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0); |
| 449 | |
| 450 | static const struct snd_kcontrol_new lamp_ctl = |
| 451 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0); |
| 452 | |
| 453 | static const struct snd_kcontrol_new hlamp_ctl = |
| 454 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0); |
| 455 | |
| 456 | static const struct snd_kcontrol_new hramp_ctl = |
| 457 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0); |
| 458 | |
| 459 | static const struct snd_kcontrol_new llamp_ctl = |
| 460 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0); |
| 461 | |
| 462 | static const struct snd_kcontrol_new lramp_ctl = |
| 463 | SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0); |
| 464 | |
| 465 | static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = { |
| 466 | /* Input */ |
| 467 | SND_SOC_DAPM_INPUT("MC1LIN"), |
| 468 | SND_SOC_DAPM_INPUT("MC1RIN"), |
| 469 | SND_SOC_DAPM_INPUT("MC2IN"), |
| 470 | SND_SOC_DAPM_INPUT("RXINR"), |
| 471 | SND_SOC_DAPM_INPUT("RXINL"), |
| 472 | SND_SOC_DAPM_INPUT("TXIN"), |
| 473 | |
| 474 | SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0), |
| 475 | SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0), |
| 476 | |
| 477 | SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl), |
| 478 | SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl), |
| 479 | SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl), |
| 480 | SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl), |
| 481 | |
| 482 | SND_SOC_DAPM_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0, |
| 483 | &left_input_mux), |
| 484 | SND_SOC_DAPM_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0, |
| 485 | &right_input_mux), |
| 486 | |
| 487 | SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0, |
| 488 | &speaker_amp_source_mux), |
| 489 | |
| 490 | SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0, |
| 491 | &headset_amp_source_mux), |
| 492 | |
| 493 | SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0), |
| 494 | SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0), |
| 495 | |
| 496 | SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0), |
| 497 | SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0), |
| 498 | |
| 499 | SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0), |
| 500 | SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0, |
| 501 | &adc_bypass_ctl), |
| 502 | |
| 503 | /* Output */ |
| 504 | SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0), |
| 505 | SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0), |
| 506 | SND_SOC_DAPM_OUTPUT("RXOUTL"), |
| 507 | SND_SOC_DAPM_OUTPUT("RXOUTR"), |
| 508 | SND_SOC_DAPM_OUTPUT("HSL"), |
| 509 | SND_SOC_DAPM_OUTPUT("HSR"), |
| 510 | SND_SOC_DAPM_OUTPUT("LSPL"), |
| 511 | SND_SOC_DAPM_OUTPUT("LSP"), |
| 512 | SND_SOC_DAPM_OUTPUT("SP"), |
| 513 | SND_SOC_DAPM_OUTPUT("CDCOUT"), |
| 514 | |
| 515 | SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0, |
| 516 | &cdcout_ctl), |
| 517 | SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0, |
| 518 | &samp_ctl), |
| 519 | SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl), |
| 520 | SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0, |
| 521 | &hlamp_ctl), |
| 522 | SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0, |
| 523 | &hramp_ctl), |
| 524 | SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0, |
| 525 | &llamp_ctl), |
| 526 | SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0, |
| 527 | &lramp_ctl), |
| 528 | SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0), |
| 529 | SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0), |
| 530 | }; |
| 531 | |
| 532 | static struct snd_soc_dapm_route mc13783_routes[] = { |
| 533 | /* Input */ |
| 534 | { "MC1L Amp", NULL, "MC1LIN"}, |
| 535 | { "MC1R Amp", NULL, "MC1RIN" }, |
| 536 | { "MC2 Amp", NULL, "MC2IN" }, |
| 537 | { "TXIN Amp", NULL, "TXIN"}, |
| 538 | |
| 539 | { "PGA Left Input Mux", "MC1L", "MC1L Amp" }, |
| 540 | { "PGA Left Input Mux", "RXINL", "RXINL"}, |
| 541 | { "PGA Right Input Mux", "MC1R", "MC1R Amp" }, |
| 542 | { "PGA Right Input Mux", "MC2", "MC2 Amp"}, |
| 543 | { "PGA Right Input Mux", "TXIN", "TXIN Amp"}, |
| 544 | { "PGA Right Input Mux", "RXINR", "RXINR"}, |
| 545 | |
| 546 | { "PGA Left Input", NULL, "PGA Left Input Mux"}, |
| 547 | { "PGA Right Input", NULL, "PGA Right Input Mux"}, |
| 548 | |
| 549 | { "ADC", NULL, "PGA Left Input"}, |
| 550 | { "ADC", NULL, "PGA Right Input"}, |
| 551 | { "ADC", NULL, "ADC_Reset"}, |
| 552 | |
| 553 | { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" }, |
| 554 | |
| 555 | { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"}, |
| 556 | { "Speaker Amp Source MUX", "Right", "DAC PGA"}, |
| 557 | |
| 558 | { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"}, |
| 559 | { "Headset Amp Source MUX", "Mixer", "DAC PGA"}, |
| 560 | |
| 561 | /* Output */ |
| 562 | { "HSL", NULL, "Headset Amp Left" }, |
| 563 | { "HSR", NULL, "Headset Amp Right"}, |
| 564 | { "RXOUTL", NULL, "Line out Amp Left"}, |
| 565 | { "RXOUTR", NULL, "Line out Amp Right"}, |
| 566 | { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"}, |
| 567 | { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"}, |
| 568 | { "HSL", "Headset Amp Left", "Headset Amp Source MUX"}, |
| 569 | { "HSR", "Headset Amp Right", "Headset Amp Source MUX"}, |
| 570 | { "Line out Amp Left", NULL, "DAC PGA"}, |
| 571 | { "Line out Amp Right", NULL, "DAC PGA"}, |
| 572 | { "DAC PGA", NULL, "DAC"}, |
| 573 | { "DAC", NULL, "DAC_E"}, |
| 574 | { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"}, |
| 575 | }; |
| 576 | |
| 577 | static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix", |
| 578 | "Mono", "Mono Mix"}; |
| 579 | |
| 580 | static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer, |
| 581 | MC13783_AUDIO_RX1, 16, |
| 582 | mc13783_3d_mixer); |
| 583 | |
| 584 | static struct snd_kcontrol_new mc13783_control_list[] = { |
| 585 | SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0), |
| 586 | SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0), |
| 587 | SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0), |
| 588 | SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0), |
| 589 | SOC_ENUM("3D Control", mc13783_enum_3d_mixer), |
| 590 | |
| 591 | SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0), |
| 592 | SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0), |
| 593 | SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0), |
| 594 | SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0), |
| 595 | |
| 596 | SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0), |
| 597 | SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0), |
| 598 | |
| 599 | SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0), |
| 600 | SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0), |
| 601 | |
| 602 | SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0), |
| 603 | SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0), |
| 604 | |
| 605 | SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0), |
| 606 | SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0), |
| 607 | }; |
| 608 | |
| 609 | static int mc13783_probe(struct snd_soc_codec *codec) |
| 610 | { |
| 611 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 612 | |
| 613 | /* these are the reset values */ |
| 614 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893); |
| 615 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A); |
| 616 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000); |
| 617 | mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060); |
| 618 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027); |
| 619 | mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004); |
| 620 | |
| 621 | if (priv->adc_ssi_port == MC13783_SSI1_PORT) |
| 622 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, |
| 623 | AUDIO_SSI_SEL, 0); |
| 624 | else |
| 625 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, |
| 626 | AUDIO_SSI_SEL, AUDIO_SSI_SEL); |
| 627 | |
| 628 | if (priv->dac_ssi_port == MC13783_SSI1_PORT) |
| 629 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, |
| 630 | AUDIO_SSI_SEL, 0); |
| 631 | else |
| 632 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, |
| 633 | AUDIO_SSI_SEL, AUDIO_SSI_SEL); |
| 634 | |
| 635 | return 0; |
| 636 | } |
| 637 | |
| 638 | static int mc13783_remove(struct snd_soc_codec *codec) |
| 639 | { |
| 640 | struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 641 | |
| 642 | /* Make sure VAUDIOON is off */ |
| 643 | mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0); |
| 644 | |
| 645 | return 0; |
| 646 | } |
| 647 | |
| 648 | #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000) |
| 649 | |
| 650 | #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
| 651 | SNDRV_PCM_FMTBIT_S24_LE) |
| 652 | |
| 653 | static const struct snd_soc_dai_ops mc13783_ops_dac = { |
| 654 | .hw_params = mc13783_pcm_hw_params_dac, |
| 655 | .set_fmt = mc13783_set_fmt_async, |
| 656 | .set_sysclk = mc13783_set_sysclk_dac, |
| 657 | .set_tdm_slot = mc13783_set_tdm_slot_dac, |
| 658 | }; |
| 659 | |
| 660 | static const struct snd_soc_dai_ops mc13783_ops_codec = { |
| 661 | .hw_params = mc13783_pcm_hw_params_codec, |
| 662 | .set_fmt = mc13783_set_fmt_async, |
| 663 | .set_sysclk = mc13783_set_sysclk_codec, |
| 664 | .set_tdm_slot = mc13783_set_tdm_slot_codec, |
| 665 | }; |
| 666 | |
| 667 | /* |
| 668 | * The mc13783 has two SSI ports, both of them can be routed either |
| 669 | * to the voice codec or the stereo DAC. When two different SSI ports |
| 670 | * are used for the voice codec and the stereo DAC we can do different |
| 671 | * formats and sysclock settings for playback and capture |
| 672 | * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port |
| 673 | * forces us to use symmetric rates (mc13783-hifi). |
| 674 | */ |
| 675 | static struct snd_soc_dai_driver mc13783_dai_async[] = { |
| 676 | { |
| 677 | .name = "mc13783-hifi-playback", |
| 678 | .id = MC13783_ID_STEREO_DAC, |
| 679 | .playback = { |
| 680 | .stream_name = "Playback", |
| 681 | .channels_min = 2, |
| 682 | .channels_max = 2, |
| 683 | .rates = SNDRV_PCM_RATE_8000_96000, |
| 684 | .formats = MC13783_FORMATS, |
| 685 | }, |
| 686 | .ops = &mc13783_ops_dac, |
| 687 | }, { |
| 688 | .name = "mc13783-hifi-capture", |
| 689 | .id = MC13783_ID_STEREO_CODEC, |
| 690 | .capture = { |
| 691 | .stream_name = "Capture", |
| 692 | .channels_min = 2, |
| 693 | .channels_max = 2, |
| 694 | .rates = MC13783_RATES_RECORD, |
| 695 | .formats = MC13783_FORMATS, |
| 696 | }, |
| 697 | .ops = &mc13783_ops_codec, |
| 698 | }, |
| 699 | }; |
| 700 | |
| 701 | static const struct snd_soc_dai_ops mc13783_ops_sync = { |
| 702 | .hw_params = mc13783_pcm_hw_params_sync, |
| 703 | .set_fmt = mc13783_set_fmt_sync, |
| 704 | .set_sysclk = mc13783_set_sysclk_sync, |
| 705 | .set_tdm_slot = mc13783_set_tdm_slot_sync, |
| 706 | }; |
| 707 | |
| 708 | static struct snd_soc_dai_driver mc13783_dai_sync[] = { |
| 709 | { |
| 710 | .name = "mc13783-hifi", |
| 711 | .id = MC13783_ID_SYNC, |
| 712 | .playback = { |
| 713 | .stream_name = "Playback", |
| 714 | .channels_min = 2, |
| 715 | .channels_max = 2, |
| 716 | .rates = SNDRV_PCM_RATE_8000_96000, |
| 717 | .formats = MC13783_FORMATS, |
| 718 | }, |
| 719 | .capture = { |
| 720 | .stream_name = "Capture", |
| 721 | .channels_min = 2, |
| 722 | .channels_max = 2, |
| 723 | .rates = MC13783_RATES_RECORD, |
| 724 | .formats = MC13783_FORMATS, |
| 725 | }, |
| 726 | .ops = &mc13783_ops_sync, |
| 727 | .symmetric_rates = 1, |
| 728 | } |
| 729 | }; |
| 730 | |
| 731 | static struct regmap *mc13783_get_regmap(struct device *dev) |
| 732 | { |
| 733 | return dev_get_regmap(dev->parent, NULL); |
| 734 | } |
| 735 | |
| 736 | static struct snd_soc_codec_driver soc_codec_dev_mc13783 = { |
| 737 | .probe = mc13783_probe, |
| 738 | .remove = mc13783_remove, |
| 739 | .get_regmap = mc13783_get_regmap, |
| 740 | .controls = mc13783_control_list, |
| 741 | .num_controls = ARRAY_SIZE(mc13783_control_list), |
| 742 | .dapm_widgets = mc13783_dapm_widgets, |
| 743 | .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets), |
| 744 | .dapm_routes = mc13783_routes, |
| 745 | .num_dapm_routes = ARRAY_SIZE(mc13783_routes), |
| 746 | }; |
| 747 | |
| 748 | static int __init mc13783_codec_probe(struct platform_device *pdev) |
| 749 | { |
| 750 | struct mc13783_priv *priv; |
| 751 | struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data; |
| 752 | struct device_node *np; |
| 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 | np = of_get_child_by_name(pdev->dev.parent->of_node, "codec"); |
| 764 | if (!np) |
| 765 | return -ENOSYS; |
| 766 | |
| 767 | ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port); |
| 768 | if (ret) { |
| 769 | of_node_put(np); |
| 770 | return ret; |
| 771 | } |
| 772 | |
| 773 | ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port); |
| 774 | if (ret) { |
| 775 | of_node_put(np); |
| 776 | return ret; |
| 777 | } |
| 778 | |
| 779 | of_node_put(np); |
| 780 | } |
| 781 | |
| 782 | dev_set_drvdata(&pdev->dev, priv); |
| 783 | priv->mc13xxx = dev_get_drvdata(pdev->dev.parent); |
| 784 | |
| 785 | if (priv->adc_ssi_port == priv->dac_ssi_port) |
| 786 | ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, |
| 787 | mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync)); |
| 788 | else |
| 789 | ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, |
| 790 | mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); |
| 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 | }, |
| 806 | .remove = mc13783_codec_remove, |
| 807 | }; |
| 808 | module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe); |
| 809 | |
| 810 | MODULE_DESCRIPTION("ASoC MC13783 driver"); |
| 811 | MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>"); |
| 812 | MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>"); |
| 813 | MODULE_LICENSE("GPL"); |