1 /* 2 * byt_cr_dpcm_rt5640.c - ASoc Machine driver for Intel Byt CR platform 3 * 4 * Copyright (C) 2014 Intel Corp 5 * Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com> 6 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; version 2 of the License. 11 * 12 * This program is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * General Public License for more details. 16 * 17 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 18 */ 19 20 #include <linux/i2c.h> 21 #include <linux/init.h> 22 #include <linux/module.h> 23 #include <linux/moduleparam.h> 24 #include <linux/platform_device.h> 25 #include <linux/acpi.h> 26 #include <linux/clk.h> 27 #include <linux/device.h> 28 #include <linux/dmi.h> 29 #include <linux/input.h> 30 #include <linux/slab.h> 31 #include <asm/cpu_device_id.h> 32 #include <sound/pcm.h> 33 #include <sound/pcm_params.h> 34 #include <sound/soc.h> 35 #include <sound/jack.h> 36 #include <sound/soc-acpi.h> 37 #include <dt-bindings/sound/rt5640.h> 38 #include "../../codecs/rt5640.h" 39 #include "../atom/sst-atom-controls.h" 40 #include "../common/sst-dsp.h" 41 42 enum { 43 BYT_RT5640_DMIC1_MAP, 44 BYT_RT5640_DMIC2_MAP, 45 BYT_RT5640_IN1_MAP, 46 BYT_RT5640_IN3_MAP, 47 }; 48 49 enum { 50 BYT_RT5640_JD_SRC_GPIO1 = (RT5640_JD_SRC_GPIO1 << 4), 51 BYT_RT5640_JD_SRC_JD1_IN4P = (RT5640_JD_SRC_JD1_IN4P << 4), 52 BYT_RT5640_JD_SRC_JD2_IN4N = (RT5640_JD_SRC_JD2_IN4N << 4), 53 BYT_RT5640_JD_SRC_GPIO2 = (RT5640_JD_SRC_GPIO2 << 4), 54 BYT_RT5640_JD_SRC_GPIO3 = (RT5640_JD_SRC_GPIO3 << 4), 55 BYT_RT5640_JD_SRC_GPIO4 = (RT5640_JD_SRC_GPIO4 << 4), 56 }; 57 58 enum { 59 BYT_RT5640_OVCD_TH_600UA = (6 << 8), 60 BYT_RT5640_OVCD_TH_1500UA = (15 << 8), 61 BYT_RT5640_OVCD_TH_2000UA = (20 << 8), 62 }; 63 64 enum { 65 BYT_RT5640_OVCD_SF_0P5 = (RT5640_OVCD_SF_0P5 << 13), 66 BYT_RT5640_OVCD_SF_0P75 = (RT5640_OVCD_SF_0P75 << 13), 67 BYT_RT5640_OVCD_SF_1P0 = (RT5640_OVCD_SF_1P0 << 13), 68 BYT_RT5640_OVCD_SF_1P5 = (RT5640_OVCD_SF_1P5 << 13), 69 }; 70 71 #define BYT_RT5640_MAP(quirk) ((quirk) & GENMASK(3, 0)) 72 #define BYT_RT5640_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) 73 #define BYT_RT5640_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) 74 #define BYT_RT5640_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) 75 #define BYT_RT5640_JD_NOT_INV BIT(16) 76 #define BYT_RT5640_MONO_SPEAKER BIT(17) 77 #define BYT_RT5640_DIFF_MIC BIT(18) /* default is single-ended */ 78 #define BYT_RT5640_SSP2_AIF2 BIT(19) /* default is using AIF1 */ 79 #define BYT_RT5640_SSP0_AIF1 BIT(20) 80 #define BYT_RT5640_SSP0_AIF2 BIT(21) 81 #define BYT_RT5640_MCLK_EN BIT(22) 82 #define BYT_RT5640_MCLK_25MHZ BIT(23) 83 84 #define BYTCR_INPUT_DEFAULTS \ 85 (BYT_RT5640_IN3_MAP | \ 86 BYT_RT5640_JD_SRC_JD1_IN4P | \ 87 BYT_RT5640_OVCD_TH_2000UA | \ 88 BYT_RT5640_OVCD_SF_0P75 | \ 89 BYT_RT5640_DIFF_MIC) 90 91 /* in-diff or dmic-pin + jdsrc + ovcd-th + -sf + jd-inv + terminating entry */ 92 #define MAX_NO_PROPS 6 93 94 struct byt_rt5640_private { 95 struct snd_soc_jack jack; 96 struct clk *mclk; 97 }; 98 static bool is_bytcr; 99 100 static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN; 101 static unsigned int quirk_override; 102 module_param_named(quirk, quirk_override, uint, 0444); 103 MODULE_PARM_DESC(quirk, "Board-specific quirk override"); 104 105 static void log_quirks(struct device *dev) 106 { 107 int map; 108 bool has_mclk = false; 109 bool has_ssp0 = false; 110 bool has_ssp0_aif1 = false; 111 bool has_ssp0_aif2 = false; 112 bool has_ssp2_aif2 = false; 113 114 map = BYT_RT5640_MAP(byt_rt5640_quirk); 115 switch (map) { 116 case BYT_RT5640_DMIC1_MAP: 117 dev_info(dev, "quirk DMIC1_MAP enabled\n"); 118 break; 119 case BYT_RT5640_DMIC2_MAP: 120 dev_info(dev, "quirk DMIC2_MAP enabled\n"); 121 break; 122 case BYT_RT5640_IN1_MAP: 123 dev_info(dev, "quirk IN1_MAP enabled\n"); 124 break; 125 case BYT_RT5640_IN3_MAP: 126 dev_info(dev, "quirk IN3_MAP enabled\n"); 127 break; 128 default: 129 dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map); 130 break; 131 } 132 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 133 dev_info(dev, "quirk realtek,jack-detect-source %ld\n", 134 BYT_RT5640_JDSRC(byt_rt5640_quirk)); 135 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", 136 BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100); 137 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", 138 BYT_RT5640_OVCD_SF(byt_rt5640_quirk)); 139 } 140 if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV) 141 dev_info(dev, "quirk JD_NOT_INV enabled\n"); 142 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) 143 dev_info(dev, "quirk MONO_SPEAKER enabled\n"); 144 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 145 dev_info(dev, "quirk DIFF_MIC enabled\n"); 146 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { 147 dev_info(dev, "quirk SSP0_AIF1 enabled\n"); 148 has_ssp0 = true; 149 has_ssp0_aif1 = true; 150 } 151 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { 152 dev_info(dev, "quirk SSP0_AIF2 enabled\n"); 153 has_ssp0 = true; 154 has_ssp0_aif2 = true; 155 } 156 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { 157 dev_info(dev, "quirk SSP2_AIF2 enabled\n"); 158 has_ssp2_aif2 = true; 159 } 160 if (is_bytcr && !has_ssp0) 161 dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n"); 162 if (has_ssp0_aif1 && has_ssp0_aif2) 163 dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n"); 164 if (has_ssp0 && has_ssp2_aif2) 165 dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n"); 166 167 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 168 dev_info(dev, "quirk MCLK_EN enabled\n"); 169 has_mclk = true; 170 } 171 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { 172 if (has_mclk) 173 dev_info(dev, "quirk MCLK_25MHZ enabled\n"); 174 else 175 dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n"); 176 } 177 } 178 179 static int byt_rt5640_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, 180 int rate) 181 { 182 int ret; 183 184 /* Configure the PLL before selecting it */ 185 if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) { 186 /* use bitclock as PLL input */ 187 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 188 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 189 /* 2x16 bit slots on SSP0 */ 190 ret = snd_soc_dai_set_pll(codec_dai, 0, 191 RT5640_PLL1_S_BCLK1, 192 rate * 32, rate * 512); 193 } else { 194 /* 2x15 bit slots on SSP2 */ 195 ret = snd_soc_dai_set_pll(codec_dai, 0, 196 RT5640_PLL1_S_BCLK1, 197 rate * 50, rate * 512); 198 } 199 } else { 200 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { 201 ret = snd_soc_dai_set_pll(codec_dai, 0, 202 RT5640_PLL1_S_MCLK, 203 25000000, rate * 512); 204 } else { 205 ret = snd_soc_dai_set_pll(codec_dai, 0, 206 RT5640_PLL1_S_MCLK, 207 19200000, rate * 512); 208 } 209 } 210 211 if (ret < 0) { 212 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); 213 return ret; 214 } 215 216 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, 217 rate * 512, SND_SOC_CLOCK_IN); 218 if (ret < 0) { 219 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); 220 return ret; 221 } 222 223 return 0; 224 } 225 226 #define BYT_CODEC_DAI1 "rt5640-aif1" 227 #define BYT_CODEC_DAI2 "rt5640-aif2" 228 229 static int platform_clock_control(struct snd_soc_dapm_widget *w, 230 struct snd_kcontrol *k, int event) 231 { 232 struct snd_soc_dapm_context *dapm = w->dapm; 233 struct snd_soc_card *card = dapm->card; 234 struct snd_soc_dai *codec_dai; 235 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 236 int ret; 237 238 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); 239 if (!codec_dai) 240 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); 241 242 if (!codec_dai) { 243 dev_err(card->dev, 244 "Codec dai not found; Unable to set platform clock\n"); 245 return -EIO; 246 } 247 248 if (SND_SOC_DAPM_EVENT_ON(event)) { 249 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 250 ret = clk_prepare_enable(priv->mclk); 251 if (ret < 0) { 252 dev_err(card->dev, 253 "could not configure MCLK state\n"); 254 return ret; 255 } 256 } 257 ret = byt_rt5640_prepare_and_enable_pll1(codec_dai, 48000); 258 } else { 259 /* 260 * Set codec clock source to internal clock before 261 * turning off the platform clock. Codec needs clock 262 * for Jack detection and button press 263 */ 264 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK, 265 48000 * 512, 266 SND_SOC_CLOCK_IN); 267 if (!ret) { 268 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) 269 clk_disable_unprepare(priv->mclk); 270 } 271 } 272 273 if (ret < 0) { 274 dev_err(card->dev, "can't set codec sysclk: %d\n", ret); 275 return ret; 276 } 277 278 return 0; 279 } 280 281 static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { 282 SND_SOC_DAPM_HP("Headphone", NULL), 283 SND_SOC_DAPM_MIC("Headset Mic", NULL), 284 SND_SOC_DAPM_MIC("Internal Mic", NULL), 285 SND_SOC_DAPM_SPK("Speaker", NULL), 286 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 287 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 288 SND_SOC_DAPM_POST_PMD), 289 290 }; 291 292 static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { 293 {"Headphone", NULL, "Platform Clock"}, 294 {"Headset Mic", NULL, "Platform Clock"}, 295 {"Internal Mic", NULL, "Platform Clock"}, 296 {"Speaker", NULL, "Platform Clock"}, 297 298 {"Headset Mic", NULL, "MICBIAS1"}, 299 {"IN2P", NULL, "Headset Mic"}, 300 {"Headphone", NULL, "HPOL"}, 301 {"Headphone", NULL, "HPOR"}, 302 }; 303 304 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { 305 {"DMIC1", NULL, "Internal Mic"}, 306 }; 307 308 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { 309 {"DMIC2", NULL, "Internal Mic"}, 310 }; 311 312 static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { 313 {"Internal Mic", NULL, "MICBIAS1"}, 314 {"IN1P", NULL, "Internal Mic"}, 315 }; 316 317 static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = { 318 {"Internal Mic", NULL, "MICBIAS1"}, 319 {"IN3P", NULL, "Internal Mic"}, 320 }; 321 322 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = { 323 {"ssp2 Tx", NULL, "codec_out0"}, 324 {"ssp2 Tx", NULL, "codec_out1"}, 325 {"codec_in0", NULL, "ssp2 Rx"}, 326 {"codec_in1", NULL, "ssp2 Rx"}, 327 328 {"AIF1 Playback", NULL, "ssp2 Tx"}, 329 {"ssp2 Rx", NULL, "AIF1 Capture"}, 330 }; 331 332 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = { 333 {"ssp2 Tx", NULL, "codec_out0"}, 334 {"ssp2 Tx", NULL, "codec_out1"}, 335 {"codec_in0", NULL, "ssp2 Rx"}, 336 {"codec_in1", NULL, "ssp2 Rx"}, 337 338 {"AIF2 Playback", NULL, "ssp2 Tx"}, 339 {"ssp2 Rx", NULL, "AIF2 Capture"}, 340 }; 341 342 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = { 343 {"ssp0 Tx", NULL, "modem_out"}, 344 {"modem_in", NULL, "ssp0 Rx"}, 345 346 {"AIF1 Playback", NULL, "ssp0 Tx"}, 347 {"ssp0 Rx", NULL, "AIF1 Capture"}, 348 }; 349 350 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = { 351 {"ssp0 Tx", NULL, "modem_out"}, 352 {"modem_in", NULL, "ssp0 Rx"}, 353 354 {"AIF2 Playback", NULL, "ssp0 Tx"}, 355 {"ssp0 Rx", NULL, "AIF2 Capture"}, 356 }; 357 358 static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = { 359 {"Speaker", NULL, "SPOLP"}, 360 {"Speaker", NULL, "SPOLN"}, 361 {"Speaker", NULL, "SPORP"}, 362 {"Speaker", NULL, "SPORN"}, 363 }; 364 365 static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = { 366 {"Speaker", NULL, "SPOLP"}, 367 {"Speaker", NULL, "SPOLN"}, 368 }; 369 370 static const struct snd_kcontrol_new byt_rt5640_controls[] = { 371 SOC_DAPM_PIN_SWITCH("Headphone"), 372 SOC_DAPM_PIN_SWITCH("Headset Mic"), 373 SOC_DAPM_PIN_SWITCH("Internal Mic"), 374 SOC_DAPM_PIN_SWITCH("Speaker"), 375 }; 376 377 static struct snd_soc_jack_pin rt5640_pins[] = { 378 { 379 .pin = "Headphone", 380 .mask = SND_JACK_HEADPHONE, 381 }, 382 { 383 .pin = "Headset Mic", 384 .mask = SND_JACK_MICROPHONE, 385 }, 386 }; 387 388 static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream, 389 struct snd_pcm_hw_params *params) 390 { 391 struct snd_soc_pcm_runtime *rtd = substream->private_data; 392 struct snd_soc_dai *dai = rtd->codec_dai; 393 394 return byt_rt5640_prepare_and_enable_pll1(dai, params_rate(params)); 395 } 396 397 /* Please keep this list alphabetically sorted */ 398 static const struct dmi_system_id byt_rt5640_quirk_table[] = { 399 { /* Acer Iconia Tab 8 W1-810 */ 400 .matches = { 401 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"), 402 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Iconia W1-810"), 403 }, 404 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 405 BYT_RT5640_JD_SRC_JD1_IN4P | 406 BYT_RT5640_OVCD_TH_1500UA | 407 BYT_RT5640_OVCD_SF_0P75 | 408 BYT_RT5640_SSP0_AIF1 | 409 BYT_RT5640_MCLK_EN), 410 }, 411 { 412 .matches = { 413 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 414 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), 415 }, 416 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 417 BYT_RT5640_MCLK_EN | 418 BYT_RT5640_SSP0_AIF1), 419 420 }, 421 { 422 .matches = { 423 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"), 424 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"), 425 }, 426 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 427 BYT_RT5640_MONO_SPEAKER | 428 BYT_RT5640_SSP0_AIF1 | 429 BYT_RT5640_MCLK_EN), 430 }, 431 { 432 .matches = { 433 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 434 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"), 435 }, 436 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 437 BYT_RT5640_JD_SRC_JD2_IN4N | 438 BYT_RT5640_OVCD_TH_2000UA | 439 BYT_RT5640_OVCD_SF_0P75 | 440 BYT_RT5640_SSP0_AIF1 | 441 BYT_RT5640_MCLK_EN), 442 }, 443 { 444 .matches = { 445 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 446 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), 447 }, 448 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 449 BYT_RT5640_JD_SRC_JD2_IN4N | 450 BYT_RT5640_OVCD_TH_2000UA | 451 BYT_RT5640_OVCD_SF_0P75 | 452 BYT_RT5640_MCLK_EN), 453 }, 454 { 455 .matches = { 456 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 457 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), 458 }, 459 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 460 BYT_RT5640_MONO_SPEAKER | 461 BYT_RT5640_DIFF_MIC | 462 BYT_RT5640_SSP0_AIF2 | 463 BYT_RT5640_MCLK_EN), 464 }, 465 { /* Chuwi Vi8 (CWI506) */ 466 .matches = { 467 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), 468 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "i86"), 469 /* The above are too generic, also match BIOS info */ 470 DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"), 471 }, 472 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 473 BYT_RT5640_MONO_SPEAKER | 474 BYT_RT5640_SSP0_AIF1 | 475 BYT_RT5640_MCLK_EN), 476 }, 477 { 478 /* Chuwi Vi10 (CWI505) */ 479 .matches = { 480 DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"), 481 DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"), 482 DMI_MATCH(DMI_SYS_VENDOR, "ilife"), 483 DMI_MATCH(DMI_PRODUCT_NAME, "S165"), 484 }, 485 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 486 BYT_RT5640_JD_SRC_JD2_IN4N | 487 BYT_RT5640_OVCD_TH_2000UA | 488 BYT_RT5640_OVCD_SF_0P75 | 489 BYT_RT5640_DIFF_MIC | 490 BYT_RT5640_SSP0_AIF1 | 491 BYT_RT5640_MCLK_EN), 492 }, 493 { 494 .matches = { 495 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), 496 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), 497 }, 498 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP), 499 }, 500 { /* Connect Tablet 9 */ 501 .matches = { 502 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Connect"), 503 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Tablet 9"), 504 }, 505 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 506 BYT_RT5640_MONO_SPEAKER | 507 BYT_RT5640_SSP0_AIF1 | 508 BYT_RT5640_MCLK_EN), 509 }, 510 { 511 .matches = { 512 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 513 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), 514 }, 515 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 516 BYT_RT5640_JD_SRC_JD2_IN4N | 517 BYT_RT5640_OVCD_TH_2000UA | 518 BYT_RT5640_OVCD_SF_0P75 | 519 BYT_RT5640_MONO_SPEAKER | 520 BYT_RT5640_MCLK_EN), 521 }, 522 { 523 .matches = { 524 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 525 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), 526 }, 527 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 528 BYT_RT5640_MCLK_EN), 529 }, 530 { /* HP Pavilion x2 10-n000nd */ 531 .matches = { 532 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 533 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"), 534 }, 535 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 536 BYT_RT5640_JD_SRC_JD2_IN4N | 537 BYT_RT5640_OVCD_TH_1500UA | 538 BYT_RT5640_OVCD_SF_0P75 | 539 BYT_RT5640_SSP0_AIF1 | 540 BYT_RT5640_MCLK_EN), 541 }, 542 { /* HP Stream 7 */ 543 .matches = { 544 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 545 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Stream 7 Tablet"), 546 }, 547 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 548 BYT_RT5640_MONO_SPEAKER | 549 BYT_RT5640_JD_NOT_INV | 550 BYT_RT5640_SSP0_AIF1 | 551 BYT_RT5640_MCLK_EN), 552 }, 553 { /* I.T.Works TW891 */ 554 .matches = { 555 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."), 556 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"), 557 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."), 558 DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"), 559 }, 560 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 561 BYT_RT5640_MONO_SPEAKER | 562 BYT_RT5640_SSP0_AIF1 | 563 BYT_RT5640_MCLK_EN), 564 }, 565 { /* Lamina I8270 / T701BR.SE */ 566 .matches = { 567 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Lamina"), 568 DMI_EXACT_MATCH(DMI_BOARD_NAME, "T701BR.SE"), 569 }, 570 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 571 BYT_RT5640_MONO_SPEAKER | 572 BYT_RT5640_JD_NOT_INV | 573 BYT_RT5640_SSP0_AIF1 | 574 BYT_RT5640_MCLK_EN), 575 }, 576 { /* Lenovo Miix 2 8 */ 577 .matches = { 578 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 579 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "20326"), 580 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Hiking"), 581 }, 582 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 583 BYT_RT5640_JD_SRC_JD2_IN4N | 584 BYT_RT5640_OVCD_TH_2000UA | 585 BYT_RT5640_OVCD_SF_0P75 | 586 BYT_RT5640_MONO_SPEAKER | 587 BYT_RT5640_MCLK_EN), 588 }, 589 { /* Linx Linx7 tablet */ 590 .matches = { 591 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"), 592 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LINX7"), 593 }, 594 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 595 BYT_RT5640_MONO_SPEAKER | 596 BYT_RT5640_JD_NOT_INV | 597 BYT_RT5640_SSP0_AIF1 | 598 BYT_RT5640_MCLK_EN), 599 }, 600 { /* MSI S100 tablet */ 601 .matches = { 602 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."), 603 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "S100"), 604 }, 605 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 606 BYT_RT5640_JD_SRC_JD2_IN4N | 607 BYT_RT5640_OVCD_TH_2000UA | 608 BYT_RT5640_OVCD_SF_0P75 | 609 BYT_RT5640_MONO_SPEAKER | 610 BYT_RT5640_DIFF_MIC | 611 BYT_RT5640_MCLK_EN), 612 }, 613 { /* Nuvison/TMax TM800W560 */ 614 .matches = { 615 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TMAX"), 616 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TM800W560L"), 617 }, 618 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 619 BYT_RT5640_JD_SRC_JD2_IN4N | 620 BYT_RT5640_OVCD_TH_2000UA | 621 BYT_RT5640_OVCD_SF_0P75 | 622 BYT_RT5640_JD_NOT_INV | 623 BYT_RT5640_DIFF_MIC | 624 BYT_RT5640_SSP0_AIF1 | 625 BYT_RT5640_MCLK_EN), 626 }, 627 { /* Onda v975w */ 628 .matches = { 629 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 630 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 631 /* The above are too generic, also match BIOS info */ 632 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "5.6.5"), 633 DMI_EXACT_MATCH(DMI_BIOS_DATE, "07/25/2014"), 634 }, 635 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 636 BYT_RT5640_JD_SRC_JD2_IN4N | 637 BYT_RT5640_OVCD_TH_2000UA | 638 BYT_RT5640_OVCD_SF_0P75 | 639 BYT_RT5640_DIFF_MIC | 640 BYT_RT5640_MCLK_EN), 641 }, 642 { /* Pipo W4 */ 643 .matches = { 644 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 645 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 646 /* The above are too generic, also match BIOS info */ 647 DMI_MATCH(DMI_BIOS_VERSION, "V8L_WIN32_CHIPHD"), 648 }, 649 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 650 BYT_RT5640_MONO_SPEAKER | 651 BYT_RT5640_SSP0_AIF1 | 652 BYT_RT5640_MCLK_EN), 653 }, 654 { /* Point of View Mobii TAB-P800W (V2.0) */ 655 .matches = { 656 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 657 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 658 /* The above are too generic, also match BIOS info */ 659 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1014"), 660 DMI_EXACT_MATCH(DMI_BIOS_DATE, "10/24/2014"), 661 }, 662 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 663 BYT_RT5640_JD_SRC_JD2_IN4N | 664 BYT_RT5640_OVCD_TH_2000UA | 665 BYT_RT5640_OVCD_SF_0P75 | 666 BYT_RT5640_MONO_SPEAKER | 667 BYT_RT5640_DIFF_MIC | 668 BYT_RT5640_SSP0_AIF2 | 669 BYT_RT5640_MCLK_EN), 670 }, 671 { /* Point of View Mobii TAB-P800W (V2.1) */ 672 .matches = { 673 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 674 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 675 /* The above are too generic, also match BIOS info */ 676 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1013"), 677 DMI_EXACT_MATCH(DMI_BIOS_DATE, "08/22/2014"), 678 }, 679 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 680 BYT_RT5640_JD_SRC_JD2_IN4N | 681 BYT_RT5640_OVCD_TH_2000UA | 682 BYT_RT5640_OVCD_SF_0P75 | 683 BYT_RT5640_MONO_SPEAKER | 684 BYT_RT5640_DIFF_MIC | 685 BYT_RT5640_SSP0_AIF2 | 686 BYT_RT5640_MCLK_EN), 687 }, 688 { /* Point of View Mobii TAB-P1005W-232 (V2.0) */ 689 .matches = { 690 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "POV"), 691 DMI_EXACT_MATCH(DMI_BOARD_NAME, "I102A"), 692 }, 693 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 694 BYT_RT5640_JD_SRC_JD2_IN4N | 695 BYT_RT5640_OVCD_TH_2000UA | 696 BYT_RT5640_OVCD_SF_0P75 | 697 BYT_RT5640_DIFF_MIC | 698 BYT_RT5640_SSP0_AIF1 | 699 BYT_RT5640_MCLK_EN), 700 }, 701 { 702 /* Prowise PT301 */ 703 .matches = { 704 DMI_MATCH(DMI_SYS_VENDOR, "Prowise"), 705 DMI_MATCH(DMI_PRODUCT_NAME, "PT301"), 706 }, 707 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 708 BYT_RT5640_JD_SRC_JD2_IN4N | 709 BYT_RT5640_OVCD_TH_2000UA | 710 BYT_RT5640_OVCD_SF_0P75 | 711 BYT_RT5640_DIFF_MIC | 712 BYT_RT5640_SSP0_AIF1 | 713 BYT_RT5640_MCLK_EN), 714 }, 715 { 716 .matches = { 717 DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), 718 DMI_MATCH(DMI_BOARD_NAME, "tPAD"), 719 }, 720 .driver_data = (void *)(BYT_RT5640_IN3_MAP | 721 BYT_RT5640_MCLK_EN | 722 BYT_RT5640_SSP0_AIF1), 723 }, 724 { /* Toshiba Satellite Click Mini L9W-B */ 725 .matches = { 726 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 727 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SATELLITE Click Mini L9W-B"), 728 }, 729 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 730 BYT_RT5640_JD_SRC_JD2_IN4N | 731 BYT_RT5640_OVCD_TH_1500UA | 732 BYT_RT5640_OVCD_SF_0P75 | 733 BYT_RT5640_SSP0_AIF1 | 734 BYT_RT5640_MCLK_EN), 735 }, 736 { /* Catch-all for generic Insyde tablets, must be last */ 737 .matches = { 738 DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), 739 }, 740 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 741 BYT_RT5640_MCLK_EN | 742 BYT_RT5640_SSP0_AIF1), 743 744 }, 745 {} 746 }; 747 748 /* 749 * Note this MUST be called before snd_soc_register_card(), so that the props 750 * are in place before the codec component driver's probe function parses them. 751 */ 752 static int byt_rt5640_add_codec_device_props(const char *i2c_dev_name) 753 { 754 struct property_entry props[MAX_NO_PROPS] = {}; 755 struct device *i2c_dev; 756 int ret, cnt = 0; 757 758 i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name); 759 if (!i2c_dev) 760 return -EPROBE_DEFER; 761 762 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 763 case BYT_RT5640_DMIC1_MAP: 764 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic1-data-pin", 765 RT5640_DMIC1_DATA_PIN_IN1P); 766 break; 767 case BYT_RT5640_DMIC2_MAP: 768 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic2-data-pin", 769 RT5640_DMIC2_DATA_PIN_IN1N); 770 break; 771 case BYT_RT5640_IN1_MAP: 772 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 773 props[cnt++] = 774 PROPERTY_ENTRY_BOOL("realtek,in1-differential"); 775 break; 776 case BYT_RT5640_IN3_MAP: 777 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 778 props[cnt++] = 779 PROPERTY_ENTRY_BOOL("realtek,in3-differential"); 780 break; 781 } 782 783 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 784 props[cnt++] = PROPERTY_ENTRY_U32( 785 "realtek,jack-detect-source", 786 BYT_RT5640_JDSRC(byt_rt5640_quirk)); 787 788 props[cnt++] = PROPERTY_ENTRY_U32( 789 "realtek,over-current-threshold-microamp", 790 BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100); 791 792 props[cnt++] = PROPERTY_ENTRY_U32( 793 "realtek,over-current-scale-factor", 794 BYT_RT5640_OVCD_SF(byt_rt5640_quirk)); 795 } 796 797 if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV) 798 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); 799 800 ret = device_add_properties(i2c_dev, props); 801 put_device(i2c_dev); 802 803 return ret; 804 } 805 806 static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) 807 { 808 struct snd_soc_card *card = runtime->card; 809 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 810 struct snd_soc_component *component = runtime->codec_dai->component; 811 const struct snd_soc_dapm_route *custom_map; 812 int num_routes; 813 int ret; 814 815 card->dapm.idle_bias_off = true; 816 817 /* Start with RC clk for jack-detect (we disable MCLK below) */ 818 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) 819 snd_soc_component_update_bits(component, RT5640_GLB_CLK, 820 RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_RCCLK); 821 822 rt5640_sel_asrc_clk_src(component, 823 RT5640_DA_STEREO_FILTER | 824 RT5640_DA_MONO_L_FILTER | 825 RT5640_DA_MONO_R_FILTER | 826 RT5640_AD_STEREO_FILTER | 827 RT5640_AD_MONO_L_FILTER | 828 RT5640_AD_MONO_R_FILTER, 829 RT5640_CLK_SEL_ASRC); 830 831 ret = snd_soc_add_card_controls(card, byt_rt5640_controls, 832 ARRAY_SIZE(byt_rt5640_controls)); 833 if (ret) { 834 dev_err(card->dev, "unable to add card controls\n"); 835 return ret; 836 } 837 838 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 839 case BYT_RT5640_IN1_MAP: 840 custom_map = byt_rt5640_intmic_in1_map; 841 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); 842 break; 843 case BYT_RT5640_IN3_MAP: 844 custom_map = byt_rt5640_intmic_in3_map; 845 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); 846 break; 847 case BYT_RT5640_DMIC2_MAP: 848 custom_map = byt_rt5640_intmic_dmic2_map; 849 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); 850 break; 851 default: 852 custom_map = byt_rt5640_intmic_dmic1_map; 853 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); 854 } 855 856 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 857 if (ret) 858 return ret; 859 860 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { 861 ret = snd_soc_dapm_add_routes(&card->dapm, 862 byt_rt5640_ssp2_aif2_map, 863 ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); 864 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { 865 ret = snd_soc_dapm_add_routes(&card->dapm, 866 byt_rt5640_ssp0_aif1_map, 867 ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); 868 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { 869 ret = snd_soc_dapm_add_routes(&card->dapm, 870 byt_rt5640_ssp0_aif2_map, 871 ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); 872 } else { 873 ret = snd_soc_dapm_add_routes(&card->dapm, 874 byt_rt5640_ssp2_aif1_map, 875 ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); 876 } 877 if (ret) 878 return ret; 879 880 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { 881 ret = snd_soc_dapm_add_routes(&card->dapm, 882 byt_rt5640_mono_spk_map, 883 ARRAY_SIZE(byt_rt5640_mono_spk_map)); 884 } else { 885 ret = snd_soc_dapm_add_routes(&card->dapm, 886 byt_rt5640_stereo_spk_map, 887 ARRAY_SIZE(byt_rt5640_stereo_spk_map)); 888 } 889 if (ret) 890 return ret; 891 892 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); 893 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); 894 895 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 896 /* 897 * The firmware might enable the clock at 898 * boot (this information may or may not 899 * be reflected in the enable clock register). 900 * To change the rate we must disable the clock 901 * first to cover these cases. Due to common 902 * clock framework restrictions that do not allow 903 * to disable a clock that has not been enabled, 904 * we need to enable the clock first. 905 */ 906 ret = clk_prepare_enable(priv->mclk); 907 if (!ret) 908 clk_disable_unprepare(priv->mclk); 909 910 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) 911 ret = clk_set_rate(priv->mclk, 25000000); 912 else 913 ret = clk_set_rate(priv->mclk, 19200000); 914 915 if (ret) { 916 dev_err(card->dev, "unable to set MCLK rate\n"); 917 return ret; 918 } 919 } 920 921 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 922 ret = snd_soc_card_jack_new(card, "Headset", 923 SND_JACK_HEADSET | SND_JACK_BTN_0, 924 &priv->jack, rt5640_pins, 925 ARRAY_SIZE(rt5640_pins)); 926 if (ret) { 927 dev_err(card->dev, "Jack creation failed %d\n", ret); 928 return ret; 929 } 930 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, 931 KEY_PLAYPAUSE); 932 snd_soc_component_set_jack(component, &priv->jack, NULL); 933 } 934 935 return 0; 936 } 937 938 static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { 939 .formats = SNDRV_PCM_FMTBIT_S24_LE, 940 .rate_min = 48000, 941 .rate_max = 48000, 942 .channels_min = 2, 943 .channels_max = 2, 944 }; 945 946 static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, 947 struct snd_pcm_hw_params *params) 948 { 949 struct snd_interval *rate = hw_param_interval(params, 950 SNDRV_PCM_HW_PARAM_RATE); 951 struct snd_interval *channels = hw_param_interval(params, 952 SNDRV_PCM_HW_PARAM_CHANNELS); 953 int ret; 954 955 /* The DSP will covert the FE rate to 48k, stereo */ 956 rate->min = rate->max = 48000; 957 channels->min = channels->max = 2; 958 959 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 960 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 961 962 /* set SSP0 to 16-bit */ 963 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 964 965 /* 966 * Default mode for SSP configuration is TDM 4 slot, override config 967 * with explicit setting to I2S 2ch 16-bit. The word length is set with 968 * dai_set_tdm_slot() since there is no other API exposed 969 */ 970 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 971 SND_SOC_DAIFMT_I2S | 972 SND_SOC_DAIFMT_NB_NF | 973 SND_SOC_DAIFMT_CBS_CFS 974 ); 975 if (ret < 0) { 976 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 977 return ret; 978 } 979 980 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); 981 if (ret < 0) { 982 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 983 return ret; 984 } 985 986 } else { 987 988 /* set SSP2 to 24-bit */ 989 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 990 991 /* 992 * Default mode for SSP configuration is TDM 4 slot, override config 993 * with explicit setting to I2S 2ch 24-bit. The word length is set with 994 * dai_set_tdm_slot() since there is no other API exposed 995 */ 996 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 997 SND_SOC_DAIFMT_I2S | 998 SND_SOC_DAIFMT_NB_NF | 999 SND_SOC_DAIFMT_CBS_CFS 1000 ); 1001 if (ret < 0) { 1002 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 1003 return ret; 1004 } 1005 1006 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); 1007 if (ret < 0) { 1008 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 1009 return ret; 1010 } 1011 } 1012 return 0; 1013 } 1014 1015 static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) 1016 { 1017 return snd_pcm_hw_constraint_single(substream->runtime, 1018 SNDRV_PCM_HW_PARAM_RATE, 48000); 1019 } 1020 1021 static const struct snd_soc_ops byt_rt5640_aif1_ops = { 1022 .startup = byt_rt5640_aif1_startup, 1023 }; 1024 1025 static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = { 1026 .hw_params = byt_rt5640_aif1_hw_params, 1027 }; 1028 1029 static struct snd_soc_dai_link byt_rt5640_dais[] = { 1030 [MERR_DPCM_AUDIO] = { 1031 .name = "Baytrail Audio Port", 1032 .stream_name = "Baytrail Audio", 1033 .cpu_dai_name = "media-cpu-dai", 1034 .codec_dai_name = "snd-soc-dummy-dai", 1035 .codec_name = "snd-soc-dummy", 1036 .platform_name = "sst-mfld-platform", 1037 .nonatomic = true, 1038 .dynamic = 1, 1039 .dpcm_playback = 1, 1040 .dpcm_capture = 1, 1041 .ops = &byt_rt5640_aif1_ops, 1042 }, 1043 [MERR_DPCM_DEEP_BUFFER] = { 1044 .name = "Deep-Buffer Audio Port", 1045 .stream_name = "Deep-Buffer Audio", 1046 .cpu_dai_name = "deepbuffer-cpu-dai", 1047 .codec_dai_name = "snd-soc-dummy-dai", 1048 .codec_name = "snd-soc-dummy", 1049 .platform_name = "sst-mfld-platform", 1050 .nonatomic = true, 1051 .dynamic = 1, 1052 .dpcm_playback = 1, 1053 .ops = &byt_rt5640_aif1_ops, 1054 }, 1055 /* back ends */ 1056 { 1057 .name = "SSP2-Codec", 1058 .id = 0, 1059 .cpu_dai_name = "ssp2-port", /* overwritten for ssp0 routing */ 1060 .platform_name = "sst-mfld-platform", 1061 .no_pcm = 1, 1062 .codec_dai_name = "rt5640-aif1", /* changed w/ quirk */ 1063 .codec_name = "i2c-10EC5640:00", /* overwritten with HID */ 1064 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 1065 | SND_SOC_DAIFMT_CBS_CFS, 1066 .be_hw_params_fixup = byt_rt5640_codec_fixup, 1067 .ignore_suspend = 1, 1068 .nonatomic = true, 1069 .dpcm_playback = 1, 1070 .dpcm_capture = 1, 1071 .init = byt_rt5640_init, 1072 .ops = &byt_rt5640_be_ssp2_ops, 1073 }, 1074 }; 1075 1076 /* SoC card */ 1077 static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN]; 1078 static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ 1079 static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ 1080 static char byt_rt5640_long_name[40]; /* = "bytcr-rt5640-*-spk-*-mic" */ 1081 1082 static int byt_rt5640_suspend(struct snd_soc_card *card) 1083 { 1084 struct snd_soc_component *component; 1085 1086 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1087 return 0; 1088 1089 for_each_card_components(card, component) { 1090 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1091 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 1092 snd_soc_component_set_jack(component, NULL, NULL); 1093 break; 1094 } 1095 } 1096 1097 return 0; 1098 } 1099 1100 static int byt_rt5640_resume(struct snd_soc_card *card) 1101 { 1102 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 1103 struct snd_soc_component *component; 1104 1105 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1106 return 0; 1107 1108 for_each_card_components(card, component) { 1109 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1110 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 1111 snd_soc_component_set_jack(component, &priv->jack, NULL); 1112 break; 1113 } 1114 } 1115 1116 return 0; 1117 } 1118 1119 static struct snd_soc_card byt_rt5640_card = { 1120 .name = "bytcr-rt5640", 1121 .owner = THIS_MODULE, 1122 .dai_link = byt_rt5640_dais, 1123 .num_links = ARRAY_SIZE(byt_rt5640_dais), 1124 .dapm_widgets = byt_rt5640_widgets, 1125 .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), 1126 .dapm_routes = byt_rt5640_audio_map, 1127 .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), 1128 .fully_routed = true, 1129 .suspend_pre = byt_rt5640_suspend, 1130 .resume_post = byt_rt5640_resume, 1131 }; 1132 1133 static bool is_valleyview(void) 1134 { 1135 static const struct x86_cpu_id cpu_ids[] = { 1136 { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ 1137 {} 1138 }; 1139 1140 if (!x86_match_cpu(cpu_ids)) 1141 return false; 1142 return true; 1143 } 1144 1145 struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ 1146 u64 aif_value; /* 1: AIF1, 2: AIF2 */ 1147 u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ 1148 }; 1149 1150 static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) 1151 { 1152 static const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" }; 1153 const struct dmi_system_id *dmi_id; 1154 struct byt_rt5640_private *priv; 1155 struct snd_soc_acpi_mach *mach; 1156 const char *platform_name; 1157 const char *i2c_name = NULL; 1158 int ret_val = 0; 1159 int dai_index = 0; 1160 int i; 1161 1162 is_bytcr = false; 1163 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 1164 if (!priv) 1165 return -ENOMEM; 1166 1167 /* register the soc card */ 1168 byt_rt5640_card.dev = &pdev->dev; 1169 mach = byt_rt5640_card.dev->platform_data; 1170 snd_soc_card_set_drvdata(&byt_rt5640_card, priv); 1171 1172 /* fix index of codec dai */ 1173 for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { 1174 if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) { 1175 dai_index = i; 1176 break; 1177 } 1178 } 1179 1180 /* fixup codec name based on HID */ 1181 i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1); 1182 if (i2c_name) { 1183 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), 1184 "%s%s", "i2c-", i2c_name); 1185 1186 byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name; 1187 } 1188 1189 /* 1190 * swap SSP0 if bytcr is detected 1191 * (will be overridden if DMI quirk is detected) 1192 */ 1193 if (is_valleyview()) { 1194 if (mach->mach_params.acpi_ipc_irq_index == 0) 1195 is_bytcr = true; 1196 } 1197 1198 if (is_bytcr) { 1199 /* 1200 * Baytrail CR platforms may have CHAN package in BIOS, try 1201 * to find relevant routing quirk based as done on Windows 1202 * platforms. We have to read the information directly from the 1203 * BIOS, at this stage the card is not created and the links 1204 * with the codec driver/pdata are non-existent 1205 */ 1206 1207 struct acpi_chan_package chan_package; 1208 1209 /* format specified: 2 64-bit integers */ 1210 struct acpi_buffer format = {sizeof("NN"), "NN"}; 1211 struct acpi_buffer state = {0, NULL}; 1212 struct snd_soc_acpi_package_context pkg_ctx; 1213 bool pkg_found = false; 1214 1215 state.length = sizeof(chan_package); 1216 state.pointer = &chan_package; 1217 1218 pkg_ctx.name = "CHAN"; 1219 pkg_ctx.length = 2; 1220 pkg_ctx.format = &format; 1221 pkg_ctx.state = &state; 1222 pkg_ctx.data_valid = false; 1223 1224 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, 1225 &pkg_ctx); 1226 if (pkg_found) { 1227 if (chan_package.aif_value == 1) { 1228 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); 1229 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; 1230 } else if (chan_package.aif_value == 2) { 1231 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); 1232 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1233 } else { 1234 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); 1235 pkg_found = false; 1236 } 1237 } 1238 1239 if (!pkg_found) { 1240 /* no BIOS indications, assume SSP0-AIF2 connection */ 1241 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1242 } 1243 1244 /* change defaults for Baytrail-CR capture */ 1245 byt_rt5640_quirk |= BYTCR_INPUT_DEFAULTS; 1246 } else { 1247 byt_rt5640_quirk |= BYT_RT5640_DMIC1_MAP | 1248 BYT_RT5640_JD_SRC_JD2_IN4N | 1249 BYT_RT5640_OVCD_TH_2000UA | 1250 BYT_RT5640_OVCD_SF_0P75; 1251 } 1252 1253 /* check quirks before creating card */ 1254 dmi_id = dmi_first_match(byt_rt5640_quirk_table); 1255 if (dmi_id) 1256 byt_rt5640_quirk = (unsigned long)dmi_id->driver_data; 1257 if (quirk_override) { 1258 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", 1259 (unsigned int)byt_rt5640_quirk, quirk_override); 1260 byt_rt5640_quirk = quirk_override; 1261 } 1262 1263 /* Must be called before register_card, also see declaration comment. */ 1264 ret_val = byt_rt5640_add_codec_device_props(byt_rt5640_codec_name); 1265 if (ret_val) 1266 return ret_val; 1267 1268 log_quirks(&pdev->dev); 1269 1270 if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || 1271 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1272 1273 /* fixup codec aif name */ 1274 snprintf(byt_rt5640_codec_aif_name, 1275 sizeof(byt_rt5640_codec_aif_name), 1276 "%s", "rt5640-aif2"); 1277 1278 byt_rt5640_dais[dai_index].codec_dai_name = 1279 byt_rt5640_codec_aif_name; 1280 } 1281 1282 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 1283 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1284 1285 /* fixup cpu dai name name */ 1286 snprintf(byt_rt5640_cpu_dai_name, 1287 sizeof(byt_rt5640_cpu_dai_name), 1288 "%s", "ssp0-port"); 1289 1290 byt_rt5640_dais[dai_index].cpu_dai_name = 1291 byt_rt5640_cpu_dai_name; 1292 } 1293 1294 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 1295 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); 1296 if (IS_ERR(priv->mclk)) { 1297 ret_val = PTR_ERR(priv->mclk); 1298 1299 dev_err(&pdev->dev, 1300 "Failed to get MCLK from pmc_plt_clk_3: %d\n", 1301 ret_val); 1302 1303 /* 1304 * Fall back to bit clock usage for -ENOENT (clock not 1305 * available likely due to missing dependencies), bail 1306 * for all other errors, including -EPROBE_DEFER 1307 */ 1308 if (ret_val != -ENOENT) 1309 return ret_val; 1310 byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN; 1311 } 1312 } 1313 1314 snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name), 1315 "bytcr-rt5640-%s-spk-%s-mic", 1316 (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ? 1317 "mono" : "stereo", 1318 map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]); 1319 byt_rt5640_card.long_name = byt_rt5640_long_name; 1320 1321 /* override plaform name, if required */ 1322 platform_name = mach->mach_params.platform; 1323 1324 ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5640_card, 1325 platform_name); 1326 if (ret_val) 1327 return ret_val; 1328 1329 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); 1330 1331 if (ret_val) { 1332 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", 1333 ret_val); 1334 return ret_val; 1335 } 1336 platform_set_drvdata(pdev, &byt_rt5640_card); 1337 return ret_val; 1338 } 1339 1340 static struct platform_driver snd_byt_rt5640_mc_driver = { 1341 .driver = { 1342 .name = "bytcr_rt5640", 1343 }, 1344 .probe = snd_byt_rt5640_mc_probe, 1345 }; 1346 1347 module_platform_driver(snd_byt_rt5640_mc_driver); 1348 1349 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); 1350 MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); 1351 MODULE_LICENSE("GPL v2"); 1352 MODULE_ALIAS("platform:bytcr_rt5640"); 1353