1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * byt_cr_dpcm_rt5640.c - ASoc Machine driver for Intel Byt CR platform 4 * 5 * Copyright (C) 2014 Intel Corp 6 * Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com> 7 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8 * 9 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 10 */ 11 12 #include <linux/i2c.h> 13 #include <linux/init.h> 14 #include <linux/module.h> 15 #include <linux/moduleparam.h> 16 #include <linux/platform_device.h> 17 #include <linux/acpi.h> 18 #include <linux/clk.h> 19 #include <linux/device.h> 20 #include <linux/dmi.h> 21 #include <linux/input.h> 22 #include <linux/slab.h> 23 #include <sound/pcm.h> 24 #include <sound/pcm_params.h> 25 #include <sound/soc.h> 26 #include <sound/jack.h> 27 #include <sound/soc-acpi.h> 28 #include <dt-bindings/sound/rt5640.h> 29 #include "../../codecs/rt5640.h" 30 #include "../atom/sst-atom-controls.h" 31 #include "../common/sst-dsp.h" 32 #include "../common/soc-intel-quirks.h" 33 34 enum { 35 BYT_RT5640_DMIC1_MAP, 36 BYT_RT5640_DMIC2_MAP, 37 BYT_RT5640_IN1_MAP, 38 BYT_RT5640_IN3_MAP, 39 }; 40 41 enum { 42 BYT_RT5640_JD_SRC_GPIO1 = (RT5640_JD_SRC_GPIO1 << 4), 43 BYT_RT5640_JD_SRC_JD1_IN4P = (RT5640_JD_SRC_JD1_IN4P << 4), 44 BYT_RT5640_JD_SRC_JD2_IN4N = (RT5640_JD_SRC_JD2_IN4N << 4), 45 BYT_RT5640_JD_SRC_GPIO2 = (RT5640_JD_SRC_GPIO2 << 4), 46 BYT_RT5640_JD_SRC_GPIO3 = (RT5640_JD_SRC_GPIO3 << 4), 47 BYT_RT5640_JD_SRC_GPIO4 = (RT5640_JD_SRC_GPIO4 << 4), 48 }; 49 50 enum { 51 BYT_RT5640_OVCD_TH_600UA = (6 << 8), 52 BYT_RT5640_OVCD_TH_1500UA = (15 << 8), 53 BYT_RT5640_OVCD_TH_2000UA = (20 << 8), 54 }; 55 56 enum { 57 BYT_RT5640_OVCD_SF_0P5 = (RT5640_OVCD_SF_0P5 << 13), 58 BYT_RT5640_OVCD_SF_0P75 = (RT5640_OVCD_SF_0P75 << 13), 59 BYT_RT5640_OVCD_SF_1P0 = (RT5640_OVCD_SF_1P0 << 13), 60 BYT_RT5640_OVCD_SF_1P5 = (RT5640_OVCD_SF_1P5 << 13), 61 }; 62 63 #define BYT_RT5640_MAP(quirk) ((quirk) & GENMASK(3, 0)) 64 #define BYT_RT5640_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) 65 #define BYT_RT5640_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) 66 #define BYT_RT5640_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) 67 #define BYT_RT5640_JD_NOT_INV BIT(16) 68 #define BYT_RT5640_MONO_SPEAKER BIT(17) 69 #define BYT_RT5640_DIFF_MIC BIT(18) /* default is single-ended */ 70 #define BYT_RT5640_SSP2_AIF2 BIT(19) /* default is using AIF1 */ 71 #define BYT_RT5640_SSP0_AIF1 BIT(20) 72 #define BYT_RT5640_SSP0_AIF2 BIT(21) 73 #define BYT_RT5640_MCLK_EN BIT(22) 74 #define BYT_RT5640_MCLK_25MHZ BIT(23) 75 76 #define BYTCR_INPUT_DEFAULTS \ 77 (BYT_RT5640_IN3_MAP | \ 78 BYT_RT5640_JD_SRC_JD1_IN4P | \ 79 BYT_RT5640_OVCD_TH_2000UA | \ 80 BYT_RT5640_OVCD_SF_0P75 | \ 81 BYT_RT5640_DIFF_MIC) 82 83 /* in-diff or dmic-pin + jdsrc + ovcd-th + -sf + jd-inv + terminating entry */ 84 #define MAX_NO_PROPS 6 85 86 struct byt_rt5640_private { 87 struct snd_soc_jack jack; 88 struct clk *mclk; 89 }; 90 static bool is_bytcr; 91 92 static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN; 93 static int quirk_override = -1; 94 module_param_named(quirk, quirk_override, int, 0444); 95 MODULE_PARM_DESC(quirk, "Board-specific quirk override"); 96 97 static void log_quirks(struct device *dev) 98 { 99 int map; 100 bool has_mclk = false; 101 bool has_ssp0 = false; 102 bool has_ssp0_aif1 = false; 103 bool has_ssp0_aif2 = false; 104 bool has_ssp2_aif2 = false; 105 106 map = BYT_RT5640_MAP(byt_rt5640_quirk); 107 switch (map) { 108 case BYT_RT5640_DMIC1_MAP: 109 dev_info(dev, "quirk DMIC1_MAP enabled\n"); 110 break; 111 case BYT_RT5640_DMIC2_MAP: 112 dev_info(dev, "quirk DMIC2_MAP enabled\n"); 113 break; 114 case BYT_RT5640_IN1_MAP: 115 dev_info(dev, "quirk IN1_MAP enabled\n"); 116 break; 117 case BYT_RT5640_IN3_MAP: 118 dev_info(dev, "quirk IN3_MAP enabled\n"); 119 break; 120 default: 121 dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map); 122 break; 123 } 124 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 125 dev_info(dev, "quirk realtek,jack-detect-source %ld\n", 126 BYT_RT5640_JDSRC(byt_rt5640_quirk)); 127 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", 128 BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100); 129 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", 130 BYT_RT5640_OVCD_SF(byt_rt5640_quirk)); 131 } 132 if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV) 133 dev_info(dev, "quirk JD_NOT_INV enabled\n"); 134 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) 135 dev_info(dev, "quirk MONO_SPEAKER enabled\n"); 136 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 137 dev_info(dev, "quirk DIFF_MIC enabled\n"); 138 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { 139 dev_info(dev, "quirk SSP0_AIF1 enabled\n"); 140 has_ssp0 = true; 141 has_ssp0_aif1 = true; 142 } 143 if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { 144 dev_info(dev, "quirk SSP0_AIF2 enabled\n"); 145 has_ssp0 = true; 146 has_ssp0_aif2 = true; 147 } 148 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { 149 dev_info(dev, "quirk SSP2_AIF2 enabled\n"); 150 has_ssp2_aif2 = true; 151 } 152 if (is_bytcr && !has_ssp0) 153 dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n"); 154 if (has_ssp0_aif1 && has_ssp0_aif2) 155 dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n"); 156 if (has_ssp0 && has_ssp2_aif2) 157 dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n"); 158 159 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 160 dev_info(dev, "quirk MCLK_EN enabled\n"); 161 has_mclk = true; 162 } 163 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { 164 if (has_mclk) 165 dev_info(dev, "quirk MCLK_25MHZ enabled\n"); 166 else 167 dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n"); 168 } 169 } 170 171 static int byt_rt5640_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, 172 int rate) 173 { 174 int ret; 175 176 /* Configure the PLL before selecting it */ 177 if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) { 178 /* use bitclock as PLL input */ 179 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 180 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 181 /* 2x16 bit slots on SSP0 */ 182 ret = snd_soc_dai_set_pll(codec_dai, 0, 183 RT5640_PLL1_S_BCLK1, 184 rate * 32, rate * 512); 185 } else { 186 /* 2x15 bit slots on SSP2 */ 187 ret = snd_soc_dai_set_pll(codec_dai, 0, 188 RT5640_PLL1_S_BCLK1, 189 rate * 50, rate * 512); 190 } 191 } else { 192 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { 193 ret = snd_soc_dai_set_pll(codec_dai, 0, 194 RT5640_PLL1_S_MCLK, 195 25000000, rate * 512); 196 } else { 197 ret = snd_soc_dai_set_pll(codec_dai, 0, 198 RT5640_PLL1_S_MCLK, 199 19200000, rate * 512); 200 } 201 } 202 203 if (ret < 0) { 204 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); 205 return ret; 206 } 207 208 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, 209 rate * 512, SND_SOC_CLOCK_IN); 210 if (ret < 0) { 211 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); 212 return ret; 213 } 214 215 return 0; 216 } 217 218 #define BYT_CODEC_DAI1 "rt5640-aif1" 219 #define BYT_CODEC_DAI2 "rt5640-aif2" 220 221 static int platform_clock_control(struct snd_soc_dapm_widget *w, 222 struct snd_kcontrol *k, int event) 223 { 224 struct snd_soc_dapm_context *dapm = w->dapm; 225 struct snd_soc_card *card = dapm->card; 226 struct snd_soc_dai *codec_dai; 227 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 228 int ret; 229 230 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); 231 if (!codec_dai) 232 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); 233 234 if (!codec_dai) { 235 dev_err(card->dev, 236 "Codec dai not found; Unable to set platform clock\n"); 237 return -EIO; 238 } 239 240 if (SND_SOC_DAPM_EVENT_ON(event)) { 241 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 242 ret = clk_prepare_enable(priv->mclk); 243 if (ret < 0) { 244 dev_err(card->dev, 245 "could not configure MCLK state\n"); 246 return ret; 247 } 248 } 249 ret = byt_rt5640_prepare_and_enable_pll1(codec_dai, 48000); 250 } else { 251 /* 252 * Set codec clock source to internal clock before 253 * turning off the platform clock. Codec needs clock 254 * for Jack detection and button press 255 */ 256 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK, 257 48000 * 512, 258 SND_SOC_CLOCK_IN); 259 if (!ret) { 260 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) 261 clk_disable_unprepare(priv->mclk); 262 } 263 } 264 265 if (ret < 0) { 266 dev_err(card->dev, "can't set codec sysclk: %d\n", ret); 267 return ret; 268 } 269 270 return 0; 271 } 272 273 static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { 274 SND_SOC_DAPM_HP("Headphone", NULL), 275 SND_SOC_DAPM_MIC("Headset Mic", NULL), 276 SND_SOC_DAPM_MIC("Internal Mic", NULL), 277 SND_SOC_DAPM_SPK("Speaker", NULL), 278 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 279 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 280 SND_SOC_DAPM_POST_PMD), 281 282 }; 283 284 static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { 285 {"Headphone", NULL, "Platform Clock"}, 286 {"Headset Mic", NULL, "Platform Clock"}, 287 {"Internal Mic", NULL, "Platform Clock"}, 288 {"Speaker", NULL, "Platform Clock"}, 289 290 {"Headset Mic", NULL, "MICBIAS1"}, 291 {"IN2P", NULL, "Headset Mic"}, 292 {"Headphone", NULL, "HPOL"}, 293 {"Headphone", NULL, "HPOR"}, 294 }; 295 296 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { 297 {"DMIC1", NULL, "Internal Mic"}, 298 }; 299 300 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { 301 {"DMIC2", NULL, "Internal Mic"}, 302 }; 303 304 static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { 305 {"Internal Mic", NULL, "MICBIAS1"}, 306 {"IN1P", NULL, "Internal Mic"}, 307 }; 308 309 static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = { 310 {"Internal Mic", NULL, "MICBIAS1"}, 311 {"IN3P", NULL, "Internal Mic"}, 312 }; 313 314 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = { 315 {"ssp2 Tx", NULL, "codec_out0"}, 316 {"ssp2 Tx", NULL, "codec_out1"}, 317 {"codec_in0", NULL, "ssp2 Rx"}, 318 {"codec_in1", NULL, "ssp2 Rx"}, 319 320 {"AIF1 Playback", NULL, "ssp2 Tx"}, 321 {"ssp2 Rx", NULL, "AIF1 Capture"}, 322 }; 323 324 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = { 325 {"ssp2 Tx", NULL, "codec_out0"}, 326 {"ssp2 Tx", NULL, "codec_out1"}, 327 {"codec_in0", NULL, "ssp2 Rx"}, 328 {"codec_in1", NULL, "ssp2 Rx"}, 329 330 {"AIF2 Playback", NULL, "ssp2 Tx"}, 331 {"ssp2 Rx", NULL, "AIF2 Capture"}, 332 }; 333 334 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = { 335 {"ssp0 Tx", NULL, "modem_out"}, 336 {"modem_in", NULL, "ssp0 Rx"}, 337 338 {"AIF1 Playback", NULL, "ssp0 Tx"}, 339 {"ssp0 Rx", NULL, "AIF1 Capture"}, 340 }; 341 342 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = { 343 {"ssp0 Tx", NULL, "modem_out"}, 344 {"modem_in", NULL, "ssp0 Rx"}, 345 346 {"AIF2 Playback", NULL, "ssp0 Tx"}, 347 {"ssp0 Rx", NULL, "AIF2 Capture"}, 348 }; 349 350 static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = { 351 {"Speaker", NULL, "SPOLP"}, 352 {"Speaker", NULL, "SPOLN"}, 353 {"Speaker", NULL, "SPORP"}, 354 {"Speaker", NULL, "SPORN"}, 355 }; 356 357 static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = { 358 {"Speaker", NULL, "SPOLP"}, 359 {"Speaker", NULL, "SPOLN"}, 360 }; 361 362 static const struct snd_kcontrol_new byt_rt5640_controls[] = { 363 SOC_DAPM_PIN_SWITCH("Headphone"), 364 SOC_DAPM_PIN_SWITCH("Headset Mic"), 365 SOC_DAPM_PIN_SWITCH("Internal Mic"), 366 SOC_DAPM_PIN_SWITCH("Speaker"), 367 }; 368 369 static struct snd_soc_jack_pin rt5640_pins[] = { 370 { 371 .pin = "Headphone", 372 .mask = SND_JACK_HEADPHONE, 373 }, 374 { 375 .pin = "Headset Mic", 376 .mask = SND_JACK_MICROPHONE, 377 }, 378 }; 379 380 static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream, 381 struct snd_pcm_hw_params *params) 382 { 383 struct snd_soc_pcm_runtime *rtd = substream->private_data; 384 struct snd_soc_dai *dai = rtd->codec_dai; 385 386 return byt_rt5640_prepare_and_enable_pll1(dai, params_rate(params)); 387 } 388 389 /* Please keep this list alphabetically sorted */ 390 static const struct dmi_system_id byt_rt5640_quirk_table[] = { 391 { /* Acer Iconia Tab 8 W1-810 */ 392 .matches = { 393 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"), 394 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Iconia W1-810"), 395 }, 396 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 397 BYT_RT5640_JD_SRC_JD1_IN4P | 398 BYT_RT5640_OVCD_TH_1500UA | 399 BYT_RT5640_OVCD_SF_0P75 | 400 BYT_RT5640_SSP0_AIF1 | 401 BYT_RT5640_MCLK_EN), 402 }, 403 { 404 .matches = { 405 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 406 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), 407 }, 408 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 409 BYT_RT5640_MCLK_EN | 410 BYT_RT5640_SSP0_AIF1), 411 412 }, 413 { 414 .matches = { 415 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"), 416 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"), 417 }, 418 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 419 BYT_RT5640_MONO_SPEAKER | 420 BYT_RT5640_SSP0_AIF1 | 421 BYT_RT5640_MCLK_EN), 422 }, 423 { 424 .matches = { 425 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 426 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"), 427 }, 428 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 429 BYT_RT5640_JD_SRC_JD2_IN4N | 430 BYT_RT5640_OVCD_TH_2000UA | 431 BYT_RT5640_OVCD_SF_0P75 | 432 BYT_RT5640_SSP0_AIF1 | 433 BYT_RT5640_MCLK_EN), 434 }, 435 { 436 .matches = { 437 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 438 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), 439 }, 440 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 441 BYT_RT5640_JD_SRC_JD2_IN4N | 442 BYT_RT5640_OVCD_TH_2000UA | 443 BYT_RT5640_OVCD_SF_0P75 | 444 BYT_RT5640_MCLK_EN), 445 }, 446 { 447 .matches = { 448 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 449 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), 450 }, 451 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 452 BYT_RT5640_MONO_SPEAKER | 453 BYT_RT5640_DIFF_MIC | 454 BYT_RT5640_SSP0_AIF2 | 455 BYT_RT5640_MCLK_EN), 456 }, 457 { /* Chuwi Vi8 (CWI506) */ 458 .matches = { 459 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), 460 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "i86"), 461 /* The above are too generic, also match BIOS info */ 462 DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"), 463 }, 464 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 465 BYT_RT5640_MONO_SPEAKER | 466 BYT_RT5640_SSP0_AIF1 | 467 BYT_RT5640_MCLK_EN), 468 }, 469 { 470 /* Chuwi Vi10 (CWI505) */ 471 .matches = { 472 DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"), 473 DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"), 474 DMI_MATCH(DMI_SYS_VENDOR, "ilife"), 475 DMI_MATCH(DMI_PRODUCT_NAME, "S165"), 476 }, 477 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 478 BYT_RT5640_JD_SRC_JD2_IN4N | 479 BYT_RT5640_OVCD_TH_2000UA | 480 BYT_RT5640_OVCD_SF_0P75 | 481 BYT_RT5640_DIFF_MIC | 482 BYT_RT5640_SSP0_AIF1 | 483 BYT_RT5640_MCLK_EN), 484 }, 485 { 486 .matches = { 487 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), 488 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), 489 }, 490 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP), 491 }, 492 { /* Connect Tablet 9 */ 493 .matches = { 494 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Connect"), 495 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Tablet 9"), 496 }, 497 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 498 BYT_RT5640_MONO_SPEAKER | 499 BYT_RT5640_SSP0_AIF1 | 500 BYT_RT5640_MCLK_EN), 501 }, 502 { 503 .matches = { 504 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 505 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), 506 }, 507 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 508 BYT_RT5640_JD_SRC_JD2_IN4N | 509 BYT_RT5640_OVCD_TH_2000UA | 510 BYT_RT5640_OVCD_SF_0P75 | 511 BYT_RT5640_MONO_SPEAKER | 512 BYT_RT5640_MCLK_EN), 513 }, 514 { 515 .matches = { 516 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 517 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), 518 }, 519 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 520 BYT_RT5640_MCLK_EN), 521 }, 522 { /* HP Pavilion x2 10-n000nd */ 523 .matches = { 524 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 525 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"), 526 }, 527 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 528 BYT_RT5640_JD_SRC_JD2_IN4N | 529 BYT_RT5640_OVCD_TH_1500UA | 530 BYT_RT5640_OVCD_SF_0P75 | 531 BYT_RT5640_SSP0_AIF1 | 532 BYT_RT5640_MCLK_EN), 533 }, 534 { /* HP Stream 7 */ 535 .matches = { 536 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 537 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Stream 7 Tablet"), 538 }, 539 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 540 BYT_RT5640_MONO_SPEAKER | 541 BYT_RT5640_JD_NOT_INV | 542 BYT_RT5640_SSP0_AIF1 | 543 BYT_RT5640_MCLK_EN), 544 }, 545 { /* I.T.Works TW891 */ 546 .matches = { 547 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."), 548 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"), 549 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."), 550 DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"), 551 }, 552 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 553 BYT_RT5640_MONO_SPEAKER | 554 BYT_RT5640_SSP0_AIF1 | 555 BYT_RT5640_MCLK_EN), 556 }, 557 { /* Lamina I8270 / T701BR.SE */ 558 .matches = { 559 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Lamina"), 560 DMI_EXACT_MATCH(DMI_BOARD_NAME, "T701BR.SE"), 561 }, 562 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 563 BYT_RT5640_MONO_SPEAKER | 564 BYT_RT5640_JD_NOT_INV | 565 BYT_RT5640_SSP0_AIF1 | 566 BYT_RT5640_MCLK_EN), 567 }, 568 { /* Lenovo Miix 2 8 */ 569 .matches = { 570 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 571 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "20326"), 572 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Hiking"), 573 }, 574 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 575 BYT_RT5640_JD_SRC_JD2_IN4N | 576 BYT_RT5640_OVCD_TH_2000UA | 577 BYT_RT5640_OVCD_SF_0P75 | 578 BYT_RT5640_MONO_SPEAKER | 579 BYT_RT5640_MCLK_EN), 580 }, 581 { /* Linx Linx7 tablet */ 582 .matches = { 583 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"), 584 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LINX7"), 585 }, 586 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 587 BYT_RT5640_MONO_SPEAKER | 588 BYT_RT5640_JD_NOT_INV | 589 BYT_RT5640_SSP0_AIF1 | 590 BYT_RT5640_MCLK_EN), 591 }, 592 { /* MSI S100 tablet */ 593 .matches = { 594 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."), 595 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "S100"), 596 }, 597 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 598 BYT_RT5640_JD_SRC_JD2_IN4N | 599 BYT_RT5640_OVCD_TH_2000UA | 600 BYT_RT5640_OVCD_SF_0P75 | 601 BYT_RT5640_MONO_SPEAKER | 602 BYT_RT5640_DIFF_MIC | 603 BYT_RT5640_MCLK_EN), 604 }, 605 { /* Nuvison/TMax TM800W560 */ 606 .matches = { 607 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TMAX"), 608 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TM800W560L"), 609 }, 610 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 611 BYT_RT5640_JD_SRC_JD2_IN4N | 612 BYT_RT5640_OVCD_TH_2000UA | 613 BYT_RT5640_OVCD_SF_0P75 | 614 BYT_RT5640_JD_NOT_INV | 615 BYT_RT5640_DIFF_MIC | 616 BYT_RT5640_SSP0_AIF1 | 617 BYT_RT5640_MCLK_EN), 618 }, 619 { /* Onda v975w */ 620 .matches = { 621 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 622 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 623 /* The above are too generic, also match BIOS info */ 624 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "5.6.5"), 625 DMI_EXACT_MATCH(DMI_BIOS_DATE, "07/25/2014"), 626 }, 627 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 628 BYT_RT5640_JD_SRC_JD2_IN4N | 629 BYT_RT5640_OVCD_TH_2000UA | 630 BYT_RT5640_OVCD_SF_0P75 | 631 BYT_RT5640_DIFF_MIC | 632 BYT_RT5640_MCLK_EN), 633 }, 634 { /* Pipo W4 */ 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_MATCH(DMI_BIOS_VERSION, "V8L_WIN32_CHIPHD"), 640 }, 641 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 642 BYT_RT5640_MONO_SPEAKER | 643 BYT_RT5640_SSP0_AIF1 | 644 BYT_RT5640_MCLK_EN), 645 }, 646 { /* Point of View Mobii TAB-P800W (V2.0) */ 647 .matches = { 648 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 649 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 650 /* The above are too generic, also match BIOS info */ 651 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1014"), 652 DMI_EXACT_MATCH(DMI_BIOS_DATE, "10/24/2014"), 653 }, 654 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 655 BYT_RT5640_JD_SRC_JD2_IN4N | 656 BYT_RT5640_OVCD_TH_2000UA | 657 BYT_RT5640_OVCD_SF_0P75 | 658 BYT_RT5640_MONO_SPEAKER | 659 BYT_RT5640_DIFF_MIC | 660 BYT_RT5640_SSP0_AIF2 | 661 BYT_RT5640_MCLK_EN), 662 }, 663 { /* Point of View Mobii TAB-P800W (V2.1) */ 664 .matches = { 665 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 666 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 667 /* The above are too generic, also match BIOS info */ 668 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1013"), 669 DMI_EXACT_MATCH(DMI_BIOS_DATE, "08/22/2014"), 670 }, 671 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 672 BYT_RT5640_JD_SRC_JD2_IN4N | 673 BYT_RT5640_OVCD_TH_2000UA | 674 BYT_RT5640_OVCD_SF_0P75 | 675 BYT_RT5640_MONO_SPEAKER | 676 BYT_RT5640_DIFF_MIC | 677 BYT_RT5640_SSP0_AIF2 | 678 BYT_RT5640_MCLK_EN), 679 }, 680 { /* Point of View Mobii TAB-P1005W-232 (V2.0) */ 681 .matches = { 682 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "POV"), 683 DMI_EXACT_MATCH(DMI_BOARD_NAME, "I102A"), 684 }, 685 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 686 BYT_RT5640_JD_SRC_JD2_IN4N | 687 BYT_RT5640_OVCD_TH_2000UA | 688 BYT_RT5640_OVCD_SF_0P75 | 689 BYT_RT5640_DIFF_MIC | 690 BYT_RT5640_SSP0_AIF1 | 691 BYT_RT5640_MCLK_EN), 692 }, 693 { 694 /* Prowise PT301 */ 695 .matches = { 696 DMI_MATCH(DMI_SYS_VENDOR, "Prowise"), 697 DMI_MATCH(DMI_PRODUCT_NAME, "PT301"), 698 }, 699 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 700 BYT_RT5640_JD_SRC_JD2_IN4N | 701 BYT_RT5640_OVCD_TH_2000UA | 702 BYT_RT5640_OVCD_SF_0P75 | 703 BYT_RT5640_DIFF_MIC | 704 BYT_RT5640_SSP0_AIF1 | 705 BYT_RT5640_MCLK_EN), 706 }, 707 { 708 .matches = { 709 DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), 710 DMI_MATCH(DMI_BOARD_NAME, "tPAD"), 711 }, 712 .driver_data = (void *)(BYT_RT5640_IN3_MAP | 713 BYT_RT5640_MCLK_EN | 714 BYT_RT5640_SSP0_AIF1), 715 }, 716 { /* Toshiba Satellite Click Mini L9W-B */ 717 .matches = { 718 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 719 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SATELLITE Click Mini L9W-B"), 720 }, 721 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 722 BYT_RT5640_JD_SRC_JD2_IN4N | 723 BYT_RT5640_OVCD_TH_1500UA | 724 BYT_RT5640_OVCD_SF_0P75 | 725 BYT_RT5640_SSP0_AIF1 | 726 BYT_RT5640_MCLK_EN), 727 }, 728 { /* Catch-all for generic Insyde tablets, must be last */ 729 .matches = { 730 DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), 731 }, 732 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 733 BYT_RT5640_MCLK_EN | 734 BYT_RT5640_SSP0_AIF1), 735 736 }, 737 {} 738 }; 739 740 /* 741 * Note this MUST be called before snd_soc_register_card(), so that the props 742 * are in place before the codec component driver's probe function parses them. 743 */ 744 static int byt_rt5640_add_codec_device_props(const char *i2c_dev_name) 745 { 746 struct property_entry props[MAX_NO_PROPS] = {}; 747 struct device *i2c_dev; 748 int ret, cnt = 0; 749 750 i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name); 751 if (!i2c_dev) 752 return -EPROBE_DEFER; 753 754 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 755 case BYT_RT5640_DMIC1_MAP: 756 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic1-data-pin", 757 RT5640_DMIC1_DATA_PIN_IN1P); 758 break; 759 case BYT_RT5640_DMIC2_MAP: 760 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic2-data-pin", 761 RT5640_DMIC2_DATA_PIN_IN1N); 762 break; 763 case BYT_RT5640_IN1_MAP: 764 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 765 props[cnt++] = 766 PROPERTY_ENTRY_BOOL("realtek,in1-differential"); 767 break; 768 case BYT_RT5640_IN3_MAP: 769 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 770 props[cnt++] = 771 PROPERTY_ENTRY_BOOL("realtek,in3-differential"); 772 break; 773 } 774 775 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 776 props[cnt++] = PROPERTY_ENTRY_U32( 777 "realtek,jack-detect-source", 778 BYT_RT5640_JDSRC(byt_rt5640_quirk)); 779 780 props[cnt++] = PROPERTY_ENTRY_U32( 781 "realtek,over-current-threshold-microamp", 782 BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100); 783 784 props[cnt++] = PROPERTY_ENTRY_U32( 785 "realtek,over-current-scale-factor", 786 BYT_RT5640_OVCD_SF(byt_rt5640_quirk)); 787 } 788 789 if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV) 790 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); 791 792 ret = device_add_properties(i2c_dev, props); 793 put_device(i2c_dev); 794 795 return ret; 796 } 797 798 static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) 799 { 800 struct snd_soc_card *card = runtime->card; 801 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 802 struct snd_soc_component *component = runtime->codec_dai->component; 803 const struct snd_soc_dapm_route *custom_map; 804 int num_routes; 805 int ret; 806 807 card->dapm.idle_bias_off = true; 808 809 /* Start with RC clk for jack-detect (we disable MCLK below) */ 810 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) 811 snd_soc_component_update_bits(component, RT5640_GLB_CLK, 812 RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_RCCLK); 813 814 rt5640_sel_asrc_clk_src(component, 815 RT5640_DA_STEREO_FILTER | 816 RT5640_DA_MONO_L_FILTER | 817 RT5640_DA_MONO_R_FILTER | 818 RT5640_AD_STEREO_FILTER | 819 RT5640_AD_MONO_L_FILTER | 820 RT5640_AD_MONO_R_FILTER, 821 RT5640_CLK_SEL_ASRC); 822 823 ret = snd_soc_add_card_controls(card, byt_rt5640_controls, 824 ARRAY_SIZE(byt_rt5640_controls)); 825 if (ret) { 826 dev_err(card->dev, "unable to add card controls\n"); 827 return ret; 828 } 829 830 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 831 case BYT_RT5640_IN1_MAP: 832 custom_map = byt_rt5640_intmic_in1_map; 833 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); 834 break; 835 case BYT_RT5640_IN3_MAP: 836 custom_map = byt_rt5640_intmic_in3_map; 837 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); 838 break; 839 case BYT_RT5640_DMIC2_MAP: 840 custom_map = byt_rt5640_intmic_dmic2_map; 841 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); 842 break; 843 default: 844 custom_map = byt_rt5640_intmic_dmic1_map; 845 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); 846 } 847 848 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 849 if (ret) 850 return ret; 851 852 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { 853 ret = snd_soc_dapm_add_routes(&card->dapm, 854 byt_rt5640_ssp2_aif2_map, 855 ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); 856 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { 857 ret = snd_soc_dapm_add_routes(&card->dapm, 858 byt_rt5640_ssp0_aif1_map, 859 ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); 860 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { 861 ret = snd_soc_dapm_add_routes(&card->dapm, 862 byt_rt5640_ssp0_aif2_map, 863 ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); 864 } else { 865 ret = snd_soc_dapm_add_routes(&card->dapm, 866 byt_rt5640_ssp2_aif1_map, 867 ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); 868 } 869 if (ret) 870 return ret; 871 872 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { 873 ret = snd_soc_dapm_add_routes(&card->dapm, 874 byt_rt5640_mono_spk_map, 875 ARRAY_SIZE(byt_rt5640_mono_spk_map)); 876 } else { 877 ret = snd_soc_dapm_add_routes(&card->dapm, 878 byt_rt5640_stereo_spk_map, 879 ARRAY_SIZE(byt_rt5640_stereo_spk_map)); 880 } 881 if (ret) 882 return ret; 883 884 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); 885 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); 886 887 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 888 /* 889 * The firmware might enable the clock at 890 * boot (this information may or may not 891 * be reflected in the enable clock register). 892 * To change the rate we must disable the clock 893 * first to cover these cases. Due to common 894 * clock framework restrictions that do not allow 895 * to disable a clock that has not been enabled, 896 * we need to enable the clock first. 897 */ 898 ret = clk_prepare_enable(priv->mclk); 899 if (!ret) 900 clk_disable_unprepare(priv->mclk); 901 902 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) 903 ret = clk_set_rate(priv->mclk, 25000000); 904 else 905 ret = clk_set_rate(priv->mclk, 19200000); 906 907 if (ret) { 908 dev_err(card->dev, "unable to set MCLK rate\n"); 909 return ret; 910 } 911 } 912 913 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 914 ret = snd_soc_card_jack_new(card, "Headset", 915 SND_JACK_HEADSET | SND_JACK_BTN_0, 916 &priv->jack, rt5640_pins, 917 ARRAY_SIZE(rt5640_pins)); 918 if (ret) { 919 dev_err(card->dev, "Jack creation failed %d\n", ret); 920 return ret; 921 } 922 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, 923 KEY_PLAYPAUSE); 924 snd_soc_component_set_jack(component, &priv->jack, NULL); 925 } 926 927 return 0; 928 } 929 930 static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { 931 .formats = SNDRV_PCM_FMTBIT_S24_LE, 932 .rate_min = 48000, 933 .rate_max = 48000, 934 .channels_min = 2, 935 .channels_max = 2, 936 }; 937 938 static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, 939 struct snd_pcm_hw_params *params) 940 { 941 struct snd_interval *rate = hw_param_interval(params, 942 SNDRV_PCM_HW_PARAM_RATE); 943 struct snd_interval *channels = hw_param_interval(params, 944 SNDRV_PCM_HW_PARAM_CHANNELS); 945 int ret; 946 947 /* The DSP will covert the FE rate to 48k, stereo */ 948 rate->min = rate->max = 48000; 949 channels->min = channels->max = 2; 950 951 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 952 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 953 954 /* set SSP0 to 16-bit */ 955 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 956 957 /* 958 * Default mode for SSP configuration is TDM 4 slot, override config 959 * with explicit setting to I2S 2ch 16-bit. The word length is set with 960 * dai_set_tdm_slot() since there is no other API exposed 961 */ 962 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 963 SND_SOC_DAIFMT_I2S | 964 SND_SOC_DAIFMT_NB_NF | 965 SND_SOC_DAIFMT_CBS_CFS 966 ); 967 if (ret < 0) { 968 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 969 return ret; 970 } 971 972 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); 973 if (ret < 0) { 974 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 975 return ret; 976 } 977 978 } else { 979 980 /* set SSP2 to 24-bit */ 981 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 982 983 /* 984 * Default mode for SSP configuration is TDM 4 slot, override config 985 * with explicit setting to I2S 2ch 24-bit. The word length is set with 986 * dai_set_tdm_slot() since there is no other API exposed 987 */ 988 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 989 SND_SOC_DAIFMT_I2S | 990 SND_SOC_DAIFMT_NB_NF | 991 SND_SOC_DAIFMT_CBS_CFS 992 ); 993 if (ret < 0) { 994 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 995 return ret; 996 } 997 998 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); 999 if (ret < 0) { 1000 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 1001 return ret; 1002 } 1003 } 1004 return 0; 1005 } 1006 1007 static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) 1008 { 1009 return snd_pcm_hw_constraint_single(substream->runtime, 1010 SNDRV_PCM_HW_PARAM_RATE, 48000); 1011 } 1012 1013 static const struct snd_soc_ops byt_rt5640_aif1_ops = { 1014 .startup = byt_rt5640_aif1_startup, 1015 }; 1016 1017 static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = { 1018 .hw_params = byt_rt5640_aif1_hw_params, 1019 }; 1020 1021 SND_SOC_DAILINK_DEF(dummy, 1022 DAILINK_COMP_ARRAY(COMP_DUMMY())); 1023 1024 SND_SOC_DAILINK_DEF(media, 1025 DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); 1026 1027 SND_SOC_DAILINK_DEF(deepbuffer, 1028 DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); 1029 1030 SND_SOC_DAILINK_DEF(ssp2_port, 1031 /* overwritten for ssp0 routing */ 1032 DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); 1033 SND_SOC_DAILINK_DEF(ssp2_codec, 1034 DAILINK_COMP_ARRAY(COMP_CODEC( 1035 /* overwritten with HID */ "i2c-10EC5640:00", 1036 /* changed w/ quirk */ "rt5640-aif1"))); 1037 1038 SND_SOC_DAILINK_DEF(platform, 1039 DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); 1040 1041 static struct snd_soc_dai_link byt_rt5640_dais[] = { 1042 [MERR_DPCM_AUDIO] = { 1043 .name = "Baytrail Audio Port", 1044 .stream_name = "Baytrail Audio", 1045 .nonatomic = true, 1046 .dynamic = 1, 1047 .dpcm_playback = 1, 1048 .dpcm_capture = 1, 1049 .ops = &byt_rt5640_aif1_ops, 1050 SND_SOC_DAILINK_REG(media, dummy, platform), 1051 }, 1052 [MERR_DPCM_DEEP_BUFFER] = { 1053 .name = "Deep-Buffer Audio Port", 1054 .stream_name = "Deep-Buffer Audio", 1055 .nonatomic = true, 1056 .dynamic = 1, 1057 .dpcm_playback = 1, 1058 .ops = &byt_rt5640_aif1_ops, 1059 SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), 1060 }, 1061 /* back ends */ 1062 { 1063 .name = "SSP2-Codec", 1064 .id = 0, 1065 .no_pcm = 1, 1066 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 1067 | SND_SOC_DAIFMT_CBS_CFS, 1068 .be_hw_params_fixup = byt_rt5640_codec_fixup, 1069 .ignore_suspend = 1, 1070 .nonatomic = true, 1071 .dpcm_playback = 1, 1072 .dpcm_capture = 1, 1073 .init = byt_rt5640_init, 1074 .ops = &byt_rt5640_be_ssp2_ops, 1075 SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), 1076 }, 1077 }; 1078 1079 /* SoC card */ 1080 static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN]; 1081 static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ 1082 static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ 1083 static char byt_rt5640_long_name[40]; /* = "bytcr-rt5640-*-spk-*-mic" */ 1084 1085 static int byt_rt5640_suspend(struct snd_soc_card *card) 1086 { 1087 struct snd_soc_component *component; 1088 1089 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1090 return 0; 1091 1092 for_each_card_components(card, component) { 1093 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1094 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 1095 snd_soc_component_set_jack(component, NULL, NULL); 1096 break; 1097 } 1098 } 1099 1100 return 0; 1101 } 1102 1103 static int byt_rt5640_resume(struct snd_soc_card *card) 1104 { 1105 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 1106 struct snd_soc_component *component; 1107 1108 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1109 return 0; 1110 1111 for_each_card_components(card, component) { 1112 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1113 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 1114 snd_soc_component_set_jack(component, &priv->jack, NULL); 1115 break; 1116 } 1117 } 1118 1119 return 0; 1120 } 1121 1122 static struct snd_soc_card byt_rt5640_card = { 1123 .name = "bytcr-rt5640", 1124 .owner = THIS_MODULE, 1125 .dai_link = byt_rt5640_dais, 1126 .num_links = ARRAY_SIZE(byt_rt5640_dais), 1127 .dapm_widgets = byt_rt5640_widgets, 1128 .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), 1129 .dapm_routes = byt_rt5640_audio_map, 1130 .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), 1131 .fully_routed = true, 1132 .suspend_pre = byt_rt5640_suspend, 1133 .resume_post = byt_rt5640_resume, 1134 }; 1135 1136 struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ 1137 u64 aif_value; /* 1: AIF1, 2: AIF2 */ 1138 u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ 1139 }; 1140 1141 static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) 1142 { 1143 static const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" }; 1144 const struct dmi_system_id *dmi_id; 1145 struct byt_rt5640_private *priv; 1146 struct snd_soc_acpi_mach *mach; 1147 const char *platform_name; 1148 struct acpi_device *adev; 1149 int ret_val = 0; 1150 int dai_index = 0; 1151 int i; 1152 1153 is_bytcr = false; 1154 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 1155 if (!priv) 1156 return -ENOMEM; 1157 1158 /* register the soc card */ 1159 byt_rt5640_card.dev = &pdev->dev; 1160 mach = byt_rt5640_card.dev->platform_data; 1161 snd_soc_card_set_drvdata(&byt_rt5640_card, priv); 1162 1163 /* fix index of codec dai */ 1164 for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { 1165 if (!strcmp(byt_rt5640_dais[i].codecs->name, 1166 "i2c-10EC5640:00")) { 1167 dai_index = i; 1168 break; 1169 } 1170 } 1171 1172 /* fixup codec name based on HID */ 1173 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); 1174 if (adev) { 1175 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), 1176 "i2c-%s", acpi_dev_name(adev)); 1177 put_device(&adev->dev); 1178 byt_rt5640_dais[dai_index].codecs->name = byt_rt5640_codec_name; 1179 } 1180 1181 /* 1182 * swap SSP0 if bytcr is detected 1183 * (will be overridden if DMI quirk is detected) 1184 */ 1185 if (soc_intel_is_byt()) { 1186 if (mach->mach_params.acpi_ipc_irq_index == 0) 1187 is_bytcr = true; 1188 } 1189 1190 if (is_bytcr) { 1191 /* 1192 * Baytrail CR platforms may have CHAN package in BIOS, try 1193 * to find relevant routing quirk based as done on Windows 1194 * platforms. We have to read the information directly from the 1195 * BIOS, at this stage the card is not created and the links 1196 * with the codec driver/pdata are non-existent 1197 */ 1198 1199 struct acpi_chan_package chan_package; 1200 1201 /* format specified: 2 64-bit integers */ 1202 struct acpi_buffer format = {sizeof("NN"), "NN"}; 1203 struct acpi_buffer state = {0, NULL}; 1204 struct snd_soc_acpi_package_context pkg_ctx; 1205 bool pkg_found = false; 1206 1207 state.length = sizeof(chan_package); 1208 state.pointer = &chan_package; 1209 1210 pkg_ctx.name = "CHAN"; 1211 pkg_ctx.length = 2; 1212 pkg_ctx.format = &format; 1213 pkg_ctx.state = &state; 1214 pkg_ctx.data_valid = false; 1215 1216 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, 1217 &pkg_ctx); 1218 if (pkg_found) { 1219 if (chan_package.aif_value == 1) { 1220 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); 1221 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; 1222 } else if (chan_package.aif_value == 2) { 1223 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); 1224 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1225 } else { 1226 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); 1227 pkg_found = false; 1228 } 1229 } 1230 1231 if (!pkg_found) { 1232 /* no BIOS indications, assume SSP0-AIF2 connection */ 1233 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1234 } 1235 1236 /* change defaults for Baytrail-CR capture */ 1237 byt_rt5640_quirk |= BYTCR_INPUT_DEFAULTS; 1238 } else { 1239 byt_rt5640_quirk |= BYT_RT5640_DMIC1_MAP | 1240 BYT_RT5640_JD_SRC_JD2_IN4N | 1241 BYT_RT5640_OVCD_TH_2000UA | 1242 BYT_RT5640_OVCD_SF_0P75; 1243 } 1244 1245 /* check quirks before creating card */ 1246 dmi_id = dmi_first_match(byt_rt5640_quirk_table); 1247 if (dmi_id) 1248 byt_rt5640_quirk = (unsigned long)dmi_id->driver_data; 1249 if (quirk_override != -1) { 1250 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", 1251 (unsigned int)byt_rt5640_quirk, quirk_override); 1252 byt_rt5640_quirk = quirk_override; 1253 } 1254 1255 /* Must be called before register_card, also see declaration comment. */ 1256 ret_val = byt_rt5640_add_codec_device_props(byt_rt5640_codec_name); 1257 if (ret_val) 1258 return ret_val; 1259 1260 log_quirks(&pdev->dev); 1261 1262 if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || 1263 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1264 1265 /* fixup codec aif name */ 1266 snprintf(byt_rt5640_codec_aif_name, 1267 sizeof(byt_rt5640_codec_aif_name), 1268 "%s", "rt5640-aif2"); 1269 1270 byt_rt5640_dais[dai_index].codecs->dai_name = 1271 byt_rt5640_codec_aif_name; 1272 } 1273 1274 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 1275 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1276 1277 /* fixup cpu dai name name */ 1278 snprintf(byt_rt5640_cpu_dai_name, 1279 sizeof(byt_rt5640_cpu_dai_name), 1280 "%s", "ssp0-port"); 1281 1282 byt_rt5640_dais[dai_index].cpus->dai_name = 1283 byt_rt5640_cpu_dai_name; 1284 } 1285 1286 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 1287 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); 1288 if (IS_ERR(priv->mclk)) { 1289 ret_val = PTR_ERR(priv->mclk); 1290 1291 dev_err(&pdev->dev, 1292 "Failed to get MCLK from pmc_plt_clk_3: %d\n", 1293 ret_val); 1294 1295 /* 1296 * Fall back to bit clock usage for -ENOENT (clock not 1297 * available likely due to missing dependencies), bail 1298 * for all other errors, including -EPROBE_DEFER 1299 */ 1300 if (ret_val != -ENOENT) 1301 return ret_val; 1302 byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN; 1303 } 1304 } 1305 1306 snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name), 1307 "bytcr-rt5640-%s-spk-%s-mic", 1308 (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ? 1309 "mono" : "stereo", 1310 map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]); 1311 byt_rt5640_card.long_name = byt_rt5640_long_name; 1312 1313 /* override plaform name, if required */ 1314 platform_name = mach->mach_params.platform; 1315 1316 ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5640_card, 1317 platform_name); 1318 if (ret_val) 1319 return ret_val; 1320 1321 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); 1322 1323 if (ret_val) { 1324 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", 1325 ret_val); 1326 return ret_val; 1327 } 1328 platform_set_drvdata(pdev, &byt_rt5640_card); 1329 return ret_val; 1330 } 1331 1332 static struct platform_driver snd_byt_rt5640_mc_driver = { 1333 .driver = { 1334 .name = "bytcr_rt5640", 1335 }, 1336 .probe = snd_byt_rt5640_mc_probe, 1337 }; 1338 1339 module_platform_driver(snd_byt_rt5640_mc_driver); 1340 1341 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); 1342 MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); 1343 MODULE_LICENSE("GPL v2"); 1344 MODULE_ALIAS("platform:bytcr_rt5640"); 1345