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