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_DMIC1_MAP | 409 BYT_RT5640_JD_SRC_JD2_IN4N | 410 BYT_RT5640_OVCD_TH_2000UA | 411 BYT_RT5640_OVCD_SF_0P75 | 412 BYT_RT5640_SSP0_AIF1 | 413 BYT_RT5640_MCLK_EN), 414 }, 415 { 416 .matches = { 417 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"), 418 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"), 419 }, 420 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 421 BYT_RT5640_MONO_SPEAKER | 422 BYT_RT5640_SSP0_AIF1 | 423 BYT_RT5640_MCLK_EN), 424 }, 425 { 426 .matches = { 427 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 428 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"), 429 }, 430 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 431 BYT_RT5640_JD_SRC_JD2_IN4N | 432 BYT_RT5640_OVCD_TH_2000UA | 433 BYT_RT5640_OVCD_SF_0P75 | 434 BYT_RT5640_SSP0_AIF1 | 435 BYT_RT5640_MCLK_EN), 436 }, 437 { 438 .matches = { 439 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 440 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), 441 }, 442 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 443 BYT_RT5640_JD_SRC_JD2_IN4N | 444 BYT_RT5640_OVCD_TH_2000UA | 445 BYT_RT5640_OVCD_SF_0P75 | 446 BYT_RT5640_MCLK_EN), 447 }, 448 { 449 .matches = { 450 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), 451 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), 452 }, 453 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 454 BYT_RT5640_MONO_SPEAKER | 455 BYT_RT5640_DIFF_MIC | 456 BYT_RT5640_SSP0_AIF2 | 457 BYT_RT5640_MCLK_EN), 458 }, 459 { /* Chuwi Vi8 (CWI506) */ 460 .matches = { 461 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), 462 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "i86"), 463 /* The above are too generic, also match BIOS info */ 464 DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"), 465 }, 466 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 467 BYT_RT5640_MONO_SPEAKER | 468 BYT_RT5640_SSP0_AIF1 | 469 BYT_RT5640_MCLK_EN), 470 }, 471 { 472 /* Chuwi Vi10 (CWI505) */ 473 .matches = { 474 DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"), 475 DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"), 476 DMI_MATCH(DMI_SYS_VENDOR, "ilife"), 477 DMI_MATCH(DMI_PRODUCT_NAME, "S165"), 478 }, 479 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 480 BYT_RT5640_JD_SRC_JD2_IN4N | 481 BYT_RT5640_OVCD_TH_2000UA | 482 BYT_RT5640_OVCD_SF_0P75 | 483 BYT_RT5640_DIFF_MIC | 484 BYT_RT5640_SSP0_AIF1 | 485 BYT_RT5640_MCLK_EN), 486 }, 487 { 488 .matches = { 489 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), 490 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), 491 }, 492 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP), 493 }, 494 { /* Connect Tablet 9 */ 495 .matches = { 496 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Connect"), 497 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Tablet 9"), 498 }, 499 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 500 BYT_RT5640_MONO_SPEAKER | 501 BYT_RT5640_SSP0_AIF1 | 502 BYT_RT5640_MCLK_EN), 503 }, 504 { 505 .matches = { 506 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 507 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), 508 }, 509 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 510 BYT_RT5640_JD_SRC_JD2_IN4N | 511 BYT_RT5640_OVCD_TH_2000UA | 512 BYT_RT5640_OVCD_SF_0P75 | 513 BYT_RT5640_MONO_SPEAKER | 514 BYT_RT5640_MCLK_EN), 515 }, 516 { 517 .matches = { 518 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 519 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), 520 }, 521 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 522 BYT_RT5640_MCLK_EN), 523 }, 524 { /* HP Pavilion x2 10-n000nd */ 525 .matches = { 526 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 527 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"), 528 }, 529 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 530 BYT_RT5640_JD_SRC_JD2_IN4N | 531 BYT_RT5640_OVCD_TH_1500UA | 532 BYT_RT5640_OVCD_SF_0P75 | 533 BYT_RT5640_SSP0_AIF1 | 534 BYT_RT5640_MCLK_EN), 535 }, 536 { /* HP Stream 7 */ 537 .matches = { 538 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), 539 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Stream 7 Tablet"), 540 }, 541 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 542 BYT_RT5640_MONO_SPEAKER | 543 BYT_RT5640_JD_NOT_INV | 544 BYT_RT5640_SSP0_AIF1 | 545 BYT_RT5640_MCLK_EN), 546 }, 547 { /* I.T.Works TW891 */ 548 .matches = { 549 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."), 550 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"), 551 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."), 552 DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"), 553 }, 554 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 555 BYT_RT5640_MONO_SPEAKER | 556 BYT_RT5640_SSP0_AIF1 | 557 BYT_RT5640_MCLK_EN), 558 }, 559 { /* Lamina I8270 / T701BR.SE */ 560 .matches = { 561 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Lamina"), 562 DMI_EXACT_MATCH(DMI_BOARD_NAME, "T701BR.SE"), 563 }, 564 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 565 BYT_RT5640_MONO_SPEAKER | 566 BYT_RT5640_JD_NOT_INV | 567 BYT_RT5640_SSP0_AIF1 | 568 BYT_RT5640_MCLK_EN), 569 }, 570 { /* Lenovo Miix 2 8 */ 571 .matches = { 572 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 573 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "20326"), 574 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Hiking"), 575 }, 576 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 577 BYT_RT5640_JD_SRC_JD2_IN4N | 578 BYT_RT5640_OVCD_TH_2000UA | 579 BYT_RT5640_OVCD_SF_0P75 | 580 BYT_RT5640_MONO_SPEAKER | 581 BYT_RT5640_MCLK_EN), 582 }, 583 { /* Linx Linx7 tablet */ 584 .matches = { 585 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"), 586 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LINX7"), 587 }, 588 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 589 BYT_RT5640_MONO_SPEAKER | 590 BYT_RT5640_JD_NOT_INV | 591 BYT_RT5640_SSP0_AIF1 | 592 BYT_RT5640_MCLK_EN), 593 }, 594 { /* MSI S100 tablet */ 595 .matches = { 596 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."), 597 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "S100"), 598 }, 599 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 600 BYT_RT5640_JD_SRC_JD2_IN4N | 601 BYT_RT5640_OVCD_TH_2000UA | 602 BYT_RT5640_OVCD_SF_0P75 | 603 BYT_RT5640_MONO_SPEAKER | 604 BYT_RT5640_DIFF_MIC | 605 BYT_RT5640_MCLK_EN), 606 }, 607 { /* Nuvison/TMax TM800W560 */ 608 .matches = { 609 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TMAX"), 610 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TM800W560L"), 611 }, 612 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 613 BYT_RT5640_JD_SRC_JD2_IN4N | 614 BYT_RT5640_OVCD_TH_2000UA | 615 BYT_RT5640_OVCD_SF_0P75 | 616 BYT_RT5640_JD_NOT_INV | 617 BYT_RT5640_DIFF_MIC | 618 BYT_RT5640_SSP0_AIF1 | 619 BYT_RT5640_MCLK_EN), 620 }, 621 { /* Onda v975w */ 622 .matches = { 623 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 624 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 625 /* The above are too generic, also match BIOS info */ 626 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "5.6.5"), 627 DMI_EXACT_MATCH(DMI_BIOS_DATE, "07/25/2014"), 628 }, 629 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 630 BYT_RT5640_JD_SRC_JD2_IN4N | 631 BYT_RT5640_OVCD_TH_2000UA | 632 BYT_RT5640_OVCD_SF_0P75 | 633 BYT_RT5640_DIFF_MIC | 634 BYT_RT5640_MCLK_EN), 635 }, 636 { /* Pipo W4 */ 637 .matches = { 638 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 639 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 640 /* The above are too generic, also match BIOS info */ 641 DMI_MATCH(DMI_BIOS_VERSION, "V8L_WIN32_CHIPHD"), 642 }, 643 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 644 BYT_RT5640_MONO_SPEAKER | 645 BYT_RT5640_SSP0_AIF1 | 646 BYT_RT5640_MCLK_EN), 647 }, 648 { /* Point of View Mobii TAB-P800W (V2.0) */ 649 .matches = { 650 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 651 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 652 /* The above are too generic, also match BIOS info */ 653 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1014"), 654 DMI_EXACT_MATCH(DMI_BIOS_DATE, "10/24/2014"), 655 }, 656 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 657 BYT_RT5640_JD_SRC_JD2_IN4N | 658 BYT_RT5640_OVCD_TH_2000UA | 659 BYT_RT5640_OVCD_SF_0P75 | 660 BYT_RT5640_MONO_SPEAKER | 661 BYT_RT5640_DIFF_MIC | 662 BYT_RT5640_SSP0_AIF2 | 663 BYT_RT5640_MCLK_EN), 664 }, 665 { /* Point of View Mobii TAB-P800W (V2.1) */ 666 .matches = { 667 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), 668 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"), 669 /* The above are too generic, also match BIOS info */ 670 DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1013"), 671 DMI_EXACT_MATCH(DMI_BIOS_DATE, "08/22/2014"), 672 }, 673 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 674 BYT_RT5640_JD_SRC_JD2_IN4N | 675 BYT_RT5640_OVCD_TH_2000UA | 676 BYT_RT5640_OVCD_SF_0P75 | 677 BYT_RT5640_MONO_SPEAKER | 678 BYT_RT5640_DIFF_MIC | 679 BYT_RT5640_SSP0_AIF2 | 680 BYT_RT5640_MCLK_EN), 681 }, 682 { /* Point of View Mobii TAB-P1005W-232 (V2.0) */ 683 .matches = { 684 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "POV"), 685 DMI_EXACT_MATCH(DMI_BOARD_NAME, "I102A"), 686 }, 687 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 688 BYT_RT5640_JD_SRC_JD2_IN4N | 689 BYT_RT5640_OVCD_TH_2000UA | 690 BYT_RT5640_OVCD_SF_0P75 | 691 BYT_RT5640_DIFF_MIC | 692 BYT_RT5640_SSP0_AIF1 | 693 BYT_RT5640_MCLK_EN), 694 }, 695 { 696 /* Prowise PT301 */ 697 .matches = { 698 DMI_MATCH(DMI_SYS_VENDOR, "Prowise"), 699 DMI_MATCH(DMI_PRODUCT_NAME, "PT301"), 700 }, 701 .driver_data = (void *)(BYT_RT5640_IN1_MAP | 702 BYT_RT5640_JD_SRC_JD2_IN4N | 703 BYT_RT5640_OVCD_TH_2000UA | 704 BYT_RT5640_OVCD_SF_0P75 | 705 BYT_RT5640_DIFF_MIC | 706 BYT_RT5640_SSP0_AIF1 | 707 BYT_RT5640_MCLK_EN), 708 }, 709 { 710 /* Teclast X89 */ 711 .matches = { 712 DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), 713 DMI_MATCH(DMI_BOARD_NAME, "tPAD"), 714 }, 715 .driver_data = (void *)(BYT_RT5640_IN3_MAP | 716 BYT_RT5640_JD_SRC_JD1_IN4P | 717 BYT_RT5640_OVCD_TH_2000UA | 718 BYT_RT5640_OVCD_SF_1P0 | 719 BYT_RT5640_SSP0_AIF1 | 720 BYT_RT5640_MCLK_EN), 721 }, 722 { /* Toshiba Satellite Click Mini L9W-B */ 723 .matches = { 724 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), 725 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SATELLITE Click Mini L9W-B"), 726 }, 727 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | 728 BYT_RT5640_JD_SRC_JD2_IN4N | 729 BYT_RT5640_OVCD_TH_1500UA | 730 BYT_RT5640_OVCD_SF_0P75 | 731 BYT_RT5640_SSP0_AIF1 | 732 BYT_RT5640_MCLK_EN), 733 }, 734 { /* Catch-all for generic Insyde tablets, must be last */ 735 .matches = { 736 DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), 737 }, 738 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | 739 BYT_RT5640_MCLK_EN | 740 BYT_RT5640_SSP0_AIF1), 741 742 }, 743 {} 744 }; 745 746 /* 747 * Note this MUST be called before snd_soc_register_card(), so that the props 748 * are in place before the codec component driver's probe function parses them. 749 */ 750 static int byt_rt5640_add_codec_device_props(const char *i2c_dev_name) 751 { 752 struct property_entry props[MAX_NO_PROPS] = {}; 753 struct device *i2c_dev; 754 int ret, cnt = 0; 755 756 i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name); 757 if (!i2c_dev) 758 return -EPROBE_DEFER; 759 760 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 761 case BYT_RT5640_DMIC1_MAP: 762 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic1-data-pin", 763 RT5640_DMIC1_DATA_PIN_IN1P); 764 break; 765 case BYT_RT5640_DMIC2_MAP: 766 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic2-data-pin", 767 RT5640_DMIC2_DATA_PIN_IN1N); 768 break; 769 case BYT_RT5640_IN1_MAP: 770 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 771 props[cnt++] = 772 PROPERTY_ENTRY_BOOL("realtek,in1-differential"); 773 break; 774 case BYT_RT5640_IN3_MAP: 775 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) 776 props[cnt++] = 777 PROPERTY_ENTRY_BOOL("realtek,in3-differential"); 778 break; 779 } 780 781 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 782 props[cnt++] = PROPERTY_ENTRY_U32( 783 "realtek,jack-detect-source", 784 BYT_RT5640_JDSRC(byt_rt5640_quirk)); 785 786 props[cnt++] = PROPERTY_ENTRY_U32( 787 "realtek,over-current-threshold-microamp", 788 BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100); 789 790 props[cnt++] = PROPERTY_ENTRY_U32( 791 "realtek,over-current-scale-factor", 792 BYT_RT5640_OVCD_SF(byt_rt5640_quirk)); 793 } 794 795 if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV) 796 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); 797 798 ret = device_add_properties(i2c_dev, props); 799 put_device(i2c_dev); 800 801 return ret; 802 } 803 804 static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) 805 { 806 struct snd_soc_card *card = runtime->card; 807 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 808 struct snd_soc_component *component = runtime->codec_dai->component; 809 const struct snd_soc_dapm_route *custom_map; 810 int num_routes; 811 int ret; 812 813 card->dapm.idle_bias_off = true; 814 815 /* Start with RC clk for jack-detect (we disable MCLK below) */ 816 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) 817 snd_soc_component_update_bits(component, RT5640_GLB_CLK, 818 RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_RCCLK); 819 820 rt5640_sel_asrc_clk_src(component, 821 RT5640_DA_STEREO_FILTER | 822 RT5640_DA_MONO_L_FILTER | 823 RT5640_DA_MONO_R_FILTER | 824 RT5640_AD_STEREO_FILTER | 825 RT5640_AD_MONO_L_FILTER | 826 RT5640_AD_MONO_R_FILTER, 827 RT5640_CLK_SEL_ASRC); 828 829 ret = snd_soc_add_card_controls(card, byt_rt5640_controls, 830 ARRAY_SIZE(byt_rt5640_controls)); 831 if (ret) { 832 dev_err(card->dev, "unable to add card controls\n"); 833 return ret; 834 } 835 836 switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { 837 case BYT_RT5640_IN1_MAP: 838 custom_map = byt_rt5640_intmic_in1_map; 839 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); 840 break; 841 case BYT_RT5640_IN3_MAP: 842 custom_map = byt_rt5640_intmic_in3_map; 843 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); 844 break; 845 case BYT_RT5640_DMIC2_MAP: 846 custom_map = byt_rt5640_intmic_dmic2_map; 847 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); 848 break; 849 default: 850 custom_map = byt_rt5640_intmic_dmic1_map; 851 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); 852 } 853 854 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 855 if (ret) 856 return ret; 857 858 if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { 859 ret = snd_soc_dapm_add_routes(&card->dapm, 860 byt_rt5640_ssp2_aif2_map, 861 ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); 862 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { 863 ret = snd_soc_dapm_add_routes(&card->dapm, 864 byt_rt5640_ssp0_aif1_map, 865 ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); 866 } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { 867 ret = snd_soc_dapm_add_routes(&card->dapm, 868 byt_rt5640_ssp0_aif2_map, 869 ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); 870 } else { 871 ret = snd_soc_dapm_add_routes(&card->dapm, 872 byt_rt5640_ssp2_aif1_map, 873 ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); 874 } 875 if (ret) 876 return ret; 877 878 if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { 879 ret = snd_soc_dapm_add_routes(&card->dapm, 880 byt_rt5640_mono_spk_map, 881 ARRAY_SIZE(byt_rt5640_mono_spk_map)); 882 } else { 883 ret = snd_soc_dapm_add_routes(&card->dapm, 884 byt_rt5640_stereo_spk_map, 885 ARRAY_SIZE(byt_rt5640_stereo_spk_map)); 886 } 887 if (ret) 888 return ret; 889 890 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); 891 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); 892 893 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 894 /* 895 * The firmware might enable the clock at 896 * boot (this information may or may not 897 * be reflected in the enable clock register). 898 * To change the rate we must disable the clock 899 * first to cover these cases. Due to common 900 * clock framework restrictions that do not allow 901 * to disable a clock that has not been enabled, 902 * we need to enable the clock first. 903 */ 904 ret = clk_prepare_enable(priv->mclk); 905 if (!ret) 906 clk_disable_unprepare(priv->mclk); 907 908 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) 909 ret = clk_set_rate(priv->mclk, 25000000); 910 else 911 ret = clk_set_rate(priv->mclk, 19200000); 912 913 if (ret) { 914 dev_err(card->dev, "unable to set MCLK rate\n"); 915 return ret; 916 } 917 } 918 919 if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) { 920 ret = snd_soc_card_jack_new(card, "Headset", 921 SND_JACK_HEADSET | SND_JACK_BTN_0, 922 &priv->jack, rt5640_pins, 923 ARRAY_SIZE(rt5640_pins)); 924 if (ret) { 925 dev_err(card->dev, "Jack creation failed %d\n", ret); 926 return ret; 927 } 928 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, 929 KEY_PLAYPAUSE); 930 snd_soc_component_set_jack(component, &priv->jack, NULL); 931 } 932 933 return 0; 934 } 935 936 static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { 937 .formats = SNDRV_PCM_FMTBIT_S24_LE, 938 .rate_min = 48000, 939 .rate_max = 48000, 940 .channels_min = 2, 941 .channels_max = 2, 942 }; 943 944 static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, 945 struct snd_pcm_hw_params *params) 946 { 947 struct snd_interval *rate = hw_param_interval(params, 948 SNDRV_PCM_HW_PARAM_RATE); 949 struct snd_interval *channels = hw_param_interval(params, 950 SNDRV_PCM_HW_PARAM_CHANNELS); 951 int ret; 952 953 /* The DSP will covert the FE rate to 48k, stereo */ 954 rate->min = rate->max = 48000; 955 channels->min = channels->max = 2; 956 957 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 958 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 959 960 /* set SSP0 to 16-bit */ 961 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 962 963 /* 964 * Default mode for SSP configuration is TDM 4 slot, override config 965 * with explicit setting to I2S 2ch 16-bit. The word length is set with 966 * dai_set_tdm_slot() since there is no other API exposed 967 */ 968 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 969 SND_SOC_DAIFMT_I2S | 970 SND_SOC_DAIFMT_NB_NF | 971 SND_SOC_DAIFMT_CBS_CFS 972 ); 973 if (ret < 0) { 974 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 975 return ret; 976 } 977 978 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); 979 if (ret < 0) { 980 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 981 return ret; 982 } 983 984 } else { 985 986 /* set SSP2 to 24-bit */ 987 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 988 989 /* 990 * Default mode for SSP configuration is TDM 4 slot, override config 991 * with explicit setting to I2S 2ch 24-bit. The word length is set with 992 * dai_set_tdm_slot() since there is no other API exposed 993 */ 994 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 995 SND_SOC_DAIFMT_I2S | 996 SND_SOC_DAIFMT_NB_NF | 997 SND_SOC_DAIFMT_CBS_CFS 998 ); 999 if (ret < 0) { 1000 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 1001 return ret; 1002 } 1003 1004 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); 1005 if (ret < 0) { 1006 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 1007 return ret; 1008 } 1009 } 1010 return 0; 1011 } 1012 1013 static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) 1014 { 1015 return snd_pcm_hw_constraint_single(substream->runtime, 1016 SNDRV_PCM_HW_PARAM_RATE, 48000); 1017 } 1018 1019 static const struct snd_soc_ops byt_rt5640_aif1_ops = { 1020 .startup = byt_rt5640_aif1_startup, 1021 }; 1022 1023 static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = { 1024 .hw_params = byt_rt5640_aif1_hw_params, 1025 }; 1026 1027 SND_SOC_DAILINK_DEF(dummy, 1028 DAILINK_COMP_ARRAY(COMP_DUMMY())); 1029 1030 SND_SOC_DAILINK_DEF(media, 1031 DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); 1032 1033 SND_SOC_DAILINK_DEF(deepbuffer, 1034 DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); 1035 1036 SND_SOC_DAILINK_DEF(ssp2_port, 1037 /* overwritten for ssp0 routing */ 1038 DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); 1039 SND_SOC_DAILINK_DEF(ssp2_codec, 1040 DAILINK_COMP_ARRAY(COMP_CODEC( 1041 /* overwritten with HID */ "i2c-10EC5640:00", 1042 /* changed w/ quirk */ "rt5640-aif1"))); 1043 1044 SND_SOC_DAILINK_DEF(platform, 1045 DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); 1046 1047 static struct snd_soc_dai_link byt_rt5640_dais[] = { 1048 [MERR_DPCM_AUDIO] = { 1049 .name = "Baytrail Audio Port", 1050 .stream_name = "Baytrail Audio", 1051 .nonatomic = true, 1052 .dynamic = 1, 1053 .dpcm_playback = 1, 1054 .dpcm_capture = 1, 1055 .ops = &byt_rt5640_aif1_ops, 1056 SND_SOC_DAILINK_REG(media, dummy, platform), 1057 }, 1058 [MERR_DPCM_DEEP_BUFFER] = { 1059 .name = "Deep-Buffer Audio Port", 1060 .stream_name = "Deep-Buffer Audio", 1061 .nonatomic = true, 1062 .dynamic = 1, 1063 .dpcm_playback = 1, 1064 .ops = &byt_rt5640_aif1_ops, 1065 SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), 1066 }, 1067 /* back ends */ 1068 { 1069 .name = "SSP2-Codec", 1070 .id = 0, 1071 .no_pcm = 1, 1072 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 1073 | SND_SOC_DAIFMT_CBS_CFS, 1074 .be_hw_params_fixup = byt_rt5640_codec_fixup, 1075 .ignore_suspend = 1, 1076 .nonatomic = true, 1077 .dpcm_playback = 1, 1078 .dpcm_capture = 1, 1079 .init = byt_rt5640_init, 1080 .ops = &byt_rt5640_be_ssp2_ops, 1081 SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), 1082 }, 1083 }; 1084 1085 /* SoC card */ 1086 static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN]; 1087 static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ 1088 static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ 1089 static char byt_rt5640_long_name[40]; /* = "bytcr-rt5640-*-spk-*-mic" */ 1090 1091 static int byt_rt5640_suspend(struct snd_soc_card *card) 1092 { 1093 struct snd_soc_component *component; 1094 1095 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1096 return 0; 1097 1098 for_each_card_components(card, component) { 1099 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1100 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 1101 snd_soc_component_set_jack(component, NULL, NULL); 1102 break; 1103 } 1104 } 1105 1106 return 0; 1107 } 1108 1109 static int byt_rt5640_resume(struct snd_soc_card *card) 1110 { 1111 struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); 1112 struct snd_soc_component *component; 1113 1114 if (!BYT_RT5640_JDSRC(byt_rt5640_quirk)) 1115 return 0; 1116 1117 for_each_card_components(card, component) { 1118 if (!strcmp(component->name, byt_rt5640_codec_name)) { 1119 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 1120 snd_soc_component_set_jack(component, &priv->jack, NULL); 1121 break; 1122 } 1123 } 1124 1125 return 0; 1126 } 1127 1128 static struct snd_soc_card byt_rt5640_card = { 1129 .name = "bytcr-rt5640", 1130 .owner = THIS_MODULE, 1131 .dai_link = byt_rt5640_dais, 1132 .num_links = ARRAY_SIZE(byt_rt5640_dais), 1133 .dapm_widgets = byt_rt5640_widgets, 1134 .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), 1135 .dapm_routes = byt_rt5640_audio_map, 1136 .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), 1137 .fully_routed = true, 1138 .suspend_pre = byt_rt5640_suspend, 1139 .resume_post = byt_rt5640_resume, 1140 }; 1141 1142 struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ 1143 u64 aif_value; /* 1: AIF1, 2: AIF2 */ 1144 u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ 1145 }; 1146 1147 static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) 1148 { 1149 static const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" }; 1150 const struct dmi_system_id *dmi_id; 1151 struct byt_rt5640_private *priv; 1152 struct snd_soc_acpi_mach *mach; 1153 const char *platform_name; 1154 struct acpi_device *adev; 1155 int ret_val = 0; 1156 int dai_index = 0; 1157 int i; 1158 1159 is_bytcr = false; 1160 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 1161 if (!priv) 1162 return -ENOMEM; 1163 1164 /* register the soc card */ 1165 byt_rt5640_card.dev = &pdev->dev; 1166 mach = byt_rt5640_card.dev->platform_data; 1167 snd_soc_card_set_drvdata(&byt_rt5640_card, priv); 1168 1169 /* fix index of codec dai */ 1170 for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { 1171 if (!strcmp(byt_rt5640_dais[i].codecs->name, 1172 "i2c-10EC5640:00")) { 1173 dai_index = i; 1174 break; 1175 } 1176 } 1177 1178 /* fixup codec name based on HID */ 1179 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); 1180 if (adev) { 1181 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), 1182 "i2c-%s", acpi_dev_name(adev)); 1183 put_device(&adev->dev); 1184 byt_rt5640_dais[dai_index].codecs->name = byt_rt5640_codec_name; 1185 } 1186 1187 /* 1188 * swap SSP0 if bytcr is detected 1189 * (will be overridden if DMI quirk is detected) 1190 */ 1191 if (soc_intel_is_byt()) { 1192 if (mach->mach_params.acpi_ipc_irq_index == 0) 1193 is_bytcr = true; 1194 } 1195 1196 if (is_bytcr) { 1197 /* 1198 * Baytrail CR platforms may have CHAN package in BIOS, try 1199 * to find relevant routing quirk based as done on Windows 1200 * platforms. We have to read the information directly from the 1201 * BIOS, at this stage the card is not created and the links 1202 * with the codec driver/pdata are non-existent 1203 */ 1204 1205 struct acpi_chan_package chan_package; 1206 1207 /* format specified: 2 64-bit integers */ 1208 struct acpi_buffer format = {sizeof("NN"), "NN"}; 1209 struct acpi_buffer state = {0, NULL}; 1210 struct snd_soc_acpi_package_context pkg_ctx; 1211 bool pkg_found = false; 1212 1213 state.length = sizeof(chan_package); 1214 state.pointer = &chan_package; 1215 1216 pkg_ctx.name = "CHAN"; 1217 pkg_ctx.length = 2; 1218 pkg_ctx.format = &format; 1219 pkg_ctx.state = &state; 1220 pkg_ctx.data_valid = false; 1221 1222 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, 1223 &pkg_ctx); 1224 if (pkg_found) { 1225 if (chan_package.aif_value == 1) { 1226 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); 1227 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; 1228 } else if (chan_package.aif_value == 2) { 1229 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); 1230 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1231 } else { 1232 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); 1233 pkg_found = false; 1234 } 1235 } 1236 1237 if (!pkg_found) { 1238 /* no BIOS indications, assume SSP0-AIF2 connection */ 1239 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; 1240 } 1241 1242 /* change defaults for Baytrail-CR capture */ 1243 byt_rt5640_quirk |= BYTCR_INPUT_DEFAULTS; 1244 } else { 1245 byt_rt5640_quirk |= BYT_RT5640_DMIC1_MAP | 1246 BYT_RT5640_JD_SRC_JD2_IN4N | 1247 BYT_RT5640_OVCD_TH_2000UA | 1248 BYT_RT5640_OVCD_SF_0P75; 1249 } 1250 1251 /* check quirks before creating card */ 1252 dmi_id = dmi_first_match(byt_rt5640_quirk_table); 1253 if (dmi_id) 1254 byt_rt5640_quirk = (unsigned long)dmi_id->driver_data; 1255 if (quirk_override != -1) { 1256 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", 1257 (unsigned int)byt_rt5640_quirk, quirk_override); 1258 byt_rt5640_quirk = quirk_override; 1259 } 1260 1261 /* Must be called before register_card, also see declaration comment. */ 1262 ret_val = byt_rt5640_add_codec_device_props(byt_rt5640_codec_name); 1263 if (ret_val) 1264 return ret_val; 1265 1266 log_quirks(&pdev->dev); 1267 1268 if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || 1269 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1270 1271 /* fixup codec aif name */ 1272 snprintf(byt_rt5640_codec_aif_name, 1273 sizeof(byt_rt5640_codec_aif_name), 1274 "%s", "rt5640-aif2"); 1275 1276 byt_rt5640_dais[dai_index].codecs->dai_name = 1277 byt_rt5640_codec_aif_name; 1278 } 1279 1280 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || 1281 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { 1282 1283 /* fixup cpu dai name name */ 1284 snprintf(byt_rt5640_cpu_dai_name, 1285 sizeof(byt_rt5640_cpu_dai_name), 1286 "%s", "ssp0-port"); 1287 1288 byt_rt5640_dais[dai_index].cpus->dai_name = 1289 byt_rt5640_cpu_dai_name; 1290 } 1291 1292 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { 1293 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); 1294 if (IS_ERR(priv->mclk)) { 1295 ret_val = PTR_ERR(priv->mclk); 1296 1297 dev_err(&pdev->dev, 1298 "Failed to get MCLK from pmc_plt_clk_3: %d\n", 1299 ret_val); 1300 1301 /* 1302 * Fall back to bit clock usage for -ENOENT (clock not 1303 * available likely due to missing dependencies), bail 1304 * for all other errors, including -EPROBE_DEFER 1305 */ 1306 if (ret_val != -ENOENT) 1307 return ret_val; 1308 byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN; 1309 } 1310 } 1311 1312 snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name), 1313 "bytcr-rt5640-%s-spk-%s-mic", 1314 (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ? 1315 "mono" : "stereo", 1316 map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]); 1317 byt_rt5640_card.long_name = byt_rt5640_long_name; 1318 1319 /* override plaform name, if required */ 1320 platform_name = mach->mach_params.platform; 1321 1322 ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5640_card, 1323 platform_name); 1324 if (ret_val) 1325 return ret_val; 1326 1327 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); 1328 1329 if (ret_val) { 1330 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", 1331 ret_val); 1332 return ret_val; 1333 } 1334 platform_set_drvdata(pdev, &byt_rt5640_card); 1335 return ret_val; 1336 } 1337 1338 static struct platform_driver snd_byt_rt5640_mc_driver = { 1339 .driver = { 1340 .name = "bytcr_rt5640", 1341 }, 1342 .probe = snd_byt_rt5640_mc_probe, 1343 }; 1344 1345 module_platform_driver(snd_byt_rt5640_mc_driver); 1346 1347 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); 1348 MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); 1349 MODULE_LICENSE("GPL v2"); 1350 MODULE_ALIAS("platform:bytcr_rt5640"); 1351