1 /* 2 * bytcr_rt5651.c - ASoc Machine driver for Intel Byt CR platform 3 * (derived from bytcr_rt5640.c) 4 * 5 * Copyright (C) 2015 Intel Corp 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/init.h> 21 #include <linux/i2c.h> 22 #include <linux/module.h> 23 #include <linux/platform_device.h> 24 #include <linux/property.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/gpio/consumer.h> 31 #include <linux/gpio/machine.h> 32 #include <linux/slab.h> 33 #include <asm/cpu_device_id.h> 34 #include <asm/intel-family.h> 35 #include <sound/pcm.h> 36 #include <sound/pcm_params.h> 37 #include <sound/soc.h> 38 #include <sound/jack.h> 39 #include <sound/soc-acpi.h> 40 #include "../../codecs/rt5651.h" 41 #include "../atom/sst-atom-controls.h" 42 43 enum { 44 BYT_RT5651_DMIC_MAP, 45 BYT_RT5651_IN1_MAP, 46 BYT_RT5651_IN2_MAP, 47 BYT_RT5651_IN1_IN2_MAP, 48 }; 49 50 enum { 51 BYT_RT5651_JD_NULL = (RT5651_JD_NULL << 4), 52 BYT_RT5651_JD1_1 = (RT5651_JD1_1 << 4), 53 BYT_RT5651_JD1_2 = (RT5651_JD1_2 << 4), 54 BYT_RT5651_JD2 = (RT5651_JD2 << 4), 55 }; 56 57 enum { 58 BYT_RT5651_OVCD_TH_600UA = (6 << 8), 59 BYT_RT5651_OVCD_TH_1500UA = (15 << 8), 60 BYT_RT5651_OVCD_TH_2000UA = (20 << 8), 61 }; 62 63 enum { 64 BYT_RT5651_OVCD_SF_0P5 = (RT5651_OVCD_SF_0P5 << 13), 65 BYT_RT5651_OVCD_SF_0P75 = (RT5651_OVCD_SF_0P75 << 13), 66 BYT_RT5651_OVCD_SF_1P0 = (RT5651_OVCD_SF_1P0 << 13), 67 BYT_RT5651_OVCD_SF_1P5 = (RT5651_OVCD_SF_1P5 << 13), 68 }; 69 70 #define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(3, 0)) 71 #define BYT_RT5651_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) 72 #define BYT_RT5651_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) 73 #define BYT_RT5651_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) 74 #define BYT_RT5651_DMIC_EN BIT(16) 75 #define BYT_RT5651_MCLK_EN BIT(17) 76 #define BYT_RT5651_MCLK_25MHZ BIT(18) 77 #define BYT_RT5651_SSP2_AIF2 BIT(19) /* default is using AIF1 */ 78 #define BYT_RT5651_SSP0_AIF1 BIT(20) 79 #define BYT_RT5651_SSP0_AIF2 BIT(21) 80 #define BYT_RT5651_HP_LR_SWAPPED BIT(22) 81 #define BYT_RT5651_MONO_SPEAKER BIT(23) 82 #define BYT_RT5651_JD_NOT_INV BIT(24) 83 84 #define BYT_RT5651_DEFAULT_QUIRKS (BYT_RT5651_MCLK_EN | \ 85 BYT_RT5651_JD1_1 | \ 86 BYT_RT5651_OVCD_TH_2000UA | \ 87 BYT_RT5651_OVCD_SF_0P75) 88 89 /* jack-detect-source + inv + dmic-en + ovcd-th + -sf + terminating entry */ 90 #define MAX_NO_PROPS 6 91 92 struct byt_rt5651_private { 93 struct clk *mclk; 94 struct gpio_desc *ext_amp_gpio; 95 struct gpio_desc *hp_detect; 96 struct snd_soc_jack jack; 97 }; 98 99 static const struct acpi_gpio_mapping *byt_rt5651_gpios; 100 101 /* Default: jack-detect on JD1_1, internal mic on in2, headsetmic on in3 */ 102 static unsigned long byt_rt5651_quirk = BYT_RT5651_DEFAULT_QUIRKS | 103 BYT_RT5651_IN2_MAP; 104 105 static int quirk_override = -1; 106 module_param_named(quirk, quirk_override, int, 0444); 107 MODULE_PARM_DESC(quirk, "Board-specific quirk override"); 108 109 static void log_quirks(struct device *dev) 110 { 111 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_DMIC_MAP) 112 dev_info(dev, "quirk DMIC_MAP enabled"); 113 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_MAP) 114 dev_info(dev, "quirk IN1_MAP enabled"); 115 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_MAP) 116 dev_info(dev, "quirk IN2_MAP enabled"); 117 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_IN2_MAP) 118 dev_info(dev, "quirk IN1_IN2_MAP enabled"); 119 if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) { 120 dev_info(dev, "quirk realtek,jack-detect-source %ld\n", 121 BYT_RT5651_JDSRC(byt_rt5651_quirk)); 122 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", 123 BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); 124 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", 125 BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); 126 } 127 if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) 128 dev_info(dev, "quirk DMIC enabled"); 129 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 130 dev_info(dev, "quirk MCLK_EN enabled"); 131 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 132 dev_info(dev, "quirk MCLK_25MHZ enabled"); 133 if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) 134 dev_info(dev, "quirk SSP2_AIF2 enabled\n"); 135 if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) 136 dev_info(dev, "quirk SSP0_AIF1 enabled\n"); 137 if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) 138 dev_info(dev, "quirk SSP0_AIF2 enabled\n"); 139 if (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) 140 dev_info(dev, "quirk MONO_SPEAKER enabled\n"); 141 if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) 142 dev_info(dev, "quirk JD_NOT_INV enabled\n"); 143 } 144 145 #define BYT_CODEC_DAI1 "rt5651-aif1" 146 #define BYT_CODEC_DAI2 "rt5651-aif2" 147 148 static int byt_rt5651_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, 149 int rate, int bclk_ratio) 150 { 151 int clk_id, clk_freq, ret; 152 153 /* Configure the PLL before selecting it */ 154 if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) { 155 clk_id = RT5651_PLL1_S_BCLK1, 156 clk_freq = rate * bclk_ratio; 157 } else { 158 clk_id = RT5651_PLL1_S_MCLK; 159 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 160 clk_freq = 25000000; 161 else 162 clk_freq = 19200000; 163 } 164 ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, rate * 512); 165 if (ret < 0) { 166 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); 167 return ret; 168 } 169 170 ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, 171 rate * 512, SND_SOC_CLOCK_IN); 172 if (ret < 0) { 173 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); 174 return ret; 175 } 176 177 return 0; 178 } 179 180 static int platform_clock_control(struct snd_soc_dapm_widget *w, 181 struct snd_kcontrol *k, int event) 182 { 183 struct snd_soc_dapm_context *dapm = w->dapm; 184 struct snd_soc_card *card = dapm->card; 185 struct snd_soc_dai *codec_dai; 186 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 187 int ret; 188 189 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); 190 if (!codec_dai) 191 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); 192 if (!codec_dai) { 193 dev_err(card->dev, 194 "Codec dai not found; Unable to set platform clock\n"); 195 return -EIO; 196 } 197 198 if (SND_SOC_DAPM_EVENT_ON(event)) { 199 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 200 ret = clk_prepare_enable(priv->mclk); 201 if (ret < 0) { 202 dev_err(card->dev, 203 "could not configure MCLK state"); 204 return ret; 205 } 206 } 207 ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50); 208 } else { 209 /* 210 * Set codec clock source to internal clock before 211 * turning off the platform clock. Codec needs clock 212 * for Jack detection and button press 213 */ 214 ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_RCCLK, 215 48000 * 512, 216 SND_SOC_CLOCK_IN); 217 if (!ret) 218 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 219 clk_disable_unprepare(priv->mclk); 220 } 221 222 if (ret < 0) { 223 dev_err(card->dev, "can't set codec sysclk: %d\n", ret); 224 return ret; 225 } 226 227 return 0; 228 } 229 230 static int rt5651_ext_amp_power_event(struct snd_soc_dapm_widget *w, 231 struct snd_kcontrol *kcontrol, int event) 232 { 233 struct snd_soc_card *card = w->dapm->card; 234 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 235 236 if (SND_SOC_DAPM_EVENT_ON(event)) 237 gpiod_set_value_cansleep(priv->ext_amp_gpio, 1); 238 else 239 gpiod_set_value_cansleep(priv->ext_amp_gpio, 0); 240 241 return 0; 242 } 243 244 static const struct snd_soc_dapm_widget byt_rt5651_widgets[] = { 245 SND_SOC_DAPM_HP("Headphone", NULL), 246 SND_SOC_DAPM_MIC("Headset Mic", NULL), 247 SND_SOC_DAPM_MIC("Internal Mic", NULL), 248 SND_SOC_DAPM_SPK("Speaker", NULL), 249 SND_SOC_DAPM_LINE("Line In", NULL), 250 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 251 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 252 SND_SOC_DAPM_POST_PMD), 253 SND_SOC_DAPM_SUPPLY("Ext Amp Power", SND_SOC_NOPM, 0, 0, 254 rt5651_ext_amp_power_event, 255 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 256 }; 257 258 static const struct snd_soc_dapm_route byt_rt5651_audio_map[] = { 259 {"Headphone", NULL, "Platform Clock"}, 260 {"Headset Mic", NULL, "Platform Clock"}, 261 {"Internal Mic", NULL, "Platform Clock"}, 262 {"Speaker", NULL, "Platform Clock"}, 263 {"Speaker", NULL, "Ext Amp Power"}, 264 {"Line In", NULL, "Platform Clock"}, 265 266 {"Headset Mic", NULL, "micbias1"}, /* lowercase for rt5651 */ 267 {"Headphone", NULL, "HPOL"}, 268 {"Headphone", NULL, "HPOR"}, 269 {"Speaker", NULL, "LOUTL"}, 270 {"Speaker", NULL, "LOUTR"}, 271 {"IN2P", NULL, "Line In"}, 272 {"IN2N", NULL, "Line In"}, 273 274 }; 275 276 static const struct snd_soc_dapm_route byt_rt5651_intmic_dmic_map[] = { 277 {"DMIC L1", NULL, "Internal Mic"}, 278 {"DMIC R1", NULL, "Internal Mic"}, 279 {"IN2P", NULL, "Headset Mic"}, 280 }; 281 282 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_map[] = { 283 {"Internal Mic", NULL, "micbias1"}, 284 {"IN1P", NULL, "Internal Mic"}, 285 {"IN3P", NULL, "Headset Mic"}, 286 }; 287 288 static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = { 289 {"Internal Mic", NULL, "micbias1"}, 290 {"IN2P", NULL, "Internal Mic"}, 291 {"IN3P", NULL, "Headset Mic"}, 292 }; 293 294 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = { 295 {"Internal Mic", NULL, "micbias1"}, 296 {"IN1P", NULL, "Internal Mic"}, 297 {"IN2P", NULL, "Internal Mic"}, 298 {"IN3P", NULL, "Headset Mic"}, 299 }; 300 301 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif1_map[] = { 302 {"ssp0 Tx", NULL, "modem_out"}, 303 {"modem_in", NULL, "ssp0 Rx"}, 304 305 {"AIF1 Playback", NULL, "ssp0 Tx"}, 306 {"ssp0 Rx", NULL, "AIF1 Capture"}, 307 }; 308 309 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif2_map[] = { 310 {"ssp0 Tx", NULL, "modem_out"}, 311 {"modem_in", NULL, "ssp0 Rx"}, 312 313 {"AIF2 Playback", NULL, "ssp0 Tx"}, 314 {"ssp0 Rx", NULL, "AIF2 Capture"}, 315 }; 316 317 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif1_map[] = { 318 {"ssp2 Tx", NULL, "codec_out0"}, 319 {"ssp2 Tx", NULL, "codec_out1"}, 320 {"codec_in0", NULL, "ssp2 Rx"}, 321 {"codec_in1", NULL, "ssp2 Rx"}, 322 323 {"AIF1 Playback", NULL, "ssp2 Tx"}, 324 {"ssp2 Rx", NULL, "AIF1 Capture"}, 325 }; 326 327 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif2_map[] = { 328 {"ssp2 Tx", NULL, "codec_out0"}, 329 {"ssp2 Tx", NULL, "codec_out1"}, 330 {"codec_in0", NULL, "ssp2 Rx"}, 331 {"codec_in1", NULL, "ssp2 Rx"}, 332 333 {"AIF2 Playback", NULL, "ssp2 Tx"}, 334 {"ssp2 Rx", NULL, "AIF2 Capture"}, 335 }; 336 337 static const struct snd_kcontrol_new byt_rt5651_controls[] = { 338 SOC_DAPM_PIN_SWITCH("Headphone"), 339 SOC_DAPM_PIN_SWITCH("Headset Mic"), 340 SOC_DAPM_PIN_SWITCH("Internal Mic"), 341 SOC_DAPM_PIN_SWITCH("Speaker"), 342 SOC_DAPM_PIN_SWITCH("Line In"), 343 }; 344 345 static struct snd_soc_jack_pin bytcr_jack_pins[] = { 346 { 347 .pin = "Headphone", 348 .mask = SND_JACK_HEADPHONE, 349 }, 350 { 351 .pin = "Headset Mic", 352 .mask = SND_JACK_MICROPHONE, 353 }, 354 }; 355 356 static int byt_rt5651_aif1_hw_params(struct snd_pcm_substream *substream, 357 struct snd_pcm_hw_params *params) 358 { 359 struct snd_soc_pcm_runtime *rtd = substream->private_data; 360 struct snd_soc_dai *codec_dai = rtd->codec_dai; 361 snd_pcm_format_t format = params_format(params); 362 int rate = params_rate(params); 363 int bclk_ratio; 364 365 if (format == SNDRV_PCM_FORMAT_S16_LE) 366 bclk_ratio = 32; 367 else 368 bclk_ratio = 50; 369 370 return byt_rt5651_prepare_and_enable_pll1(codec_dai, rate, bclk_ratio); 371 } 372 373 static const struct acpi_gpio_params pov_p1006w_hp_detect = { 1, 0, false }; 374 static const struct acpi_gpio_params pov_p1006w_ext_amp_en = { 2, 0, true }; 375 376 static const struct acpi_gpio_mapping byt_rt5651_pov_p1006w_gpios[] = { 377 { "hp-detect-gpios", &pov_p1006w_hp_detect, 1, }, 378 { "ext-amp-enable-gpios", &pov_p1006w_ext_amp_en, 1, }, 379 { }, 380 }; 381 382 static int byt_rt5651_pov_p1006w_quirk_cb(const struct dmi_system_id *id) 383 { 384 byt_rt5651_quirk = (unsigned long)id->driver_data; 385 byt_rt5651_gpios = byt_rt5651_pov_p1006w_gpios; 386 return 1; 387 } 388 389 static int byt_rt5651_quirk_cb(const struct dmi_system_id *id) 390 { 391 byt_rt5651_quirk = (unsigned long)id->driver_data; 392 return 1; 393 } 394 395 static const struct dmi_system_id byt_rt5651_quirk_table[] = { 396 { 397 /* Chuwi Hi8 Pro (CWI513) */ 398 .callback = byt_rt5651_quirk_cb, 399 .matches = { 400 DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), 401 DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"), 402 }, 403 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 404 BYT_RT5651_IN2_MAP | 405 BYT_RT5651_HP_LR_SWAPPED | 406 BYT_RT5651_MONO_SPEAKER), 407 }, 408 { 409 /* Chuwi Vi8 Plus (CWI519) */ 410 .callback = byt_rt5651_quirk_cb, 411 .matches = { 412 DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), 413 DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"), 414 }, 415 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 416 BYT_RT5651_IN2_MAP | 417 BYT_RT5651_HP_LR_SWAPPED | 418 BYT_RT5651_MONO_SPEAKER), 419 }, 420 { 421 /* Complet Electro Serv MY8307 */ 422 .callback = byt_rt5651_quirk_cb, 423 .matches = { 424 DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"), 425 DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"), 426 }, 427 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 428 BYT_RT5651_IN2_MAP | 429 BYT_RT5651_MONO_SPEAKER | 430 BYT_RT5651_JD_NOT_INV), 431 }, 432 { 433 /* I.T.Works TW701, Ployer Momo7w and Trekstor ST70416-6 434 * (these all use the same mainboard) */ 435 .callback = byt_rt5651_quirk_cb, 436 .matches = { 437 DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), 438 /* Partial match for all of itWORKS.G.WI71C.JGBMRBA, 439 * TREK.G.WI71C.JGBMRBA0x and MOMO.G.WI71C.MABMRBA02 */ 440 DMI_MATCH(DMI_BIOS_VERSION, ".G.WI71C."), 441 }, 442 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 443 BYT_RT5651_IN2_MAP | 444 BYT_RT5651_SSP0_AIF1 | 445 BYT_RT5651_MONO_SPEAKER), 446 }, 447 { 448 /* KIANO SlimNote 14.2 */ 449 .callback = byt_rt5651_quirk_cb, 450 .matches = { 451 DMI_MATCH(DMI_SYS_VENDOR, "KIANO"), 452 DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"), 453 }, 454 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 455 BYT_RT5651_IN1_IN2_MAP), 456 }, 457 { 458 /* Minnowboard Max B3 */ 459 .callback = byt_rt5651_quirk_cb, 460 .matches = { 461 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), 462 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), 463 }, 464 .driver_data = (void *)(BYT_RT5651_IN1_MAP), 465 }, 466 { 467 /* Minnowboard Turbot */ 468 .callback = byt_rt5651_quirk_cb, 469 .matches = { 470 DMI_MATCH(DMI_SYS_VENDOR, "ADI"), 471 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Turbot"), 472 }, 473 .driver_data = (void *)(BYT_RT5651_MCLK_EN | 474 BYT_RT5651_IN1_MAP), 475 }, 476 { 477 /* Point of View mobii wintab p1006w (v1.0) */ 478 .callback = byt_rt5651_pov_p1006w_quirk_cb, 479 .matches = { 480 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), 481 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"), 482 /* Note 105b is Foxcon's USB/PCI vendor id */ 483 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"), 484 DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"), 485 }, 486 .driver_data = (void *)(BYT_RT5651_DMIC_MAP | 487 BYT_RT5651_OVCD_TH_2000UA | 488 BYT_RT5651_OVCD_SF_0P75 | 489 BYT_RT5651_DMIC_EN | 490 BYT_RT5651_MCLK_EN | 491 BYT_RT5651_SSP0_AIF1), 492 }, 493 { 494 /* VIOS LTH17 */ 495 .callback = byt_rt5651_quirk_cb, 496 .matches = { 497 DMI_MATCH(DMI_SYS_VENDOR, "VIOS"), 498 DMI_MATCH(DMI_PRODUCT_NAME, "LTH17"), 499 }, 500 .driver_data = (void *)(BYT_RT5651_IN1_IN2_MAP | 501 BYT_RT5651_JD1_1 | 502 BYT_RT5651_OVCD_TH_2000UA | 503 BYT_RT5651_OVCD_SF_1P0 | 504 BYT_RT5651_MCLK_EN), 505 }, 506 { 507 /* Yours Y8W81 (and others using the same mainboard) */ 508 .callback = byt_rt5651_quirk_cb, 509 .matches = { 510 DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), 511 /* Partial match for all devs with a W86C mainboard */ 512 DMI_MATCH(DMI_BIOS_VERSION, ".F.W86C."), 513 }, 514 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 515 BYT_RT5651_IN2_MAP | 516 BYT_RT5651_SSP0_AIF1 | 517 BYT_RT5651_MONO_SPEAKER), 518 }, 519 {} 520 }; 521 522 /* 523 * Note this MUST be called before snd_soc_register_card(), so that the props 524 * are in place before the codec component driver's probe function parses them. 525 */ 526 static int byt_rt5651_add_codec_device_props(struct device *i2c_dev) 527 { 528 struct property_entry props[MAX_NO_PROPS] = {}; 529 int cnt = 0; 530 531 props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source", 532 BYT_RT5651_JDSRC(byt_rt5651_quirk)); 533 534 props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp", 535 BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); 536 537 props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor", 538 BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); 539 540 if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) 541 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en"); 542 543 if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) 544 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); 545 546 return device_add_properties(i2c_dev, props); 547 } 548 549 static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) 550 { 551 struct snd_soc_card *card = runtime->card; 552 struct snd_soc_component *codec = runtime->codec_dai->component; 553 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 554 const struct snd_soc_dapm_route *custom_map; 555 int num_routes; 556 int report; 557 int ret; 558 559 card->dapm.idle_bias_off = true; 560 561 /* Start with RC clk for jack-detect (we disable MCLK below) */ 562 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 563 snd_soc_component_update_bits(codec, RT5651_GLB_CLK, 564 RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_RCCLK); 565 566 switch (BYT_RT5651_MAP(byt_rt5651_quirk)) { 567 case BYT_RT5651_IN1_MAP: 568 custom_map = byt_rt5651_intmic_in1_map; 569 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_map); 570 break; 571 case BYT_RT5651_IN2_MAP: 572 custom_map = byt_rt5651_intmic_in2_map; 573 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_map); 574 break; 575 case BYT_RT5651_IN1_IN2_MAP: 576 custom_map = byt_rt5651_intmic_in1_in2_map; 577 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map); 578 break; 579 default: 580 custom_map = byt_rt5651_intmic_dmic_map; 581 num_routes = ARRAY_SIZE(byt_rt5651_intmic_dmic_map); 582 } 583 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 584 if (ret) 585 return ret; 586 587 if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) { 588 ret = snd_soc_dapm_add_routes(&card->dapm, 589 byt_rt5651_ssp2_aif2_map, 590 ARRAY_SIZE(byt_rt5651_ssp2_aif2_map)); 591 } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) { 592 ret = snd_soc_dapm_add_routes(&card->dapm, 593 byt_rt5651_ssp0_aif1_map, 594 ARRAY_SIZE(byt_rt5651_ssp0_aif1_map)); 595 } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) { 596 ret = snd_soc_dapm_add_routes(&card->dapm, 597 byt_rt5651_ssp0_aif2_map, 598 ARRAY_SIZE(byt_rt5651_ssp0_aif2_map)); 599 } else { 600 ret = snd_soc_dapm_add_routes(&card->dapm, 601 byt_rt5651_ssp2_aif1_map, 602 ARRAY_SIZE(byt_rt5651_ssp2_aif1_map)); 603 } 604 if (ret) 605 return ret; 606 607 ret = snd_soc_add_card_controls(card, byt_rt5651_controls, 608 ARRAY_SIZE(byt_rt5651_controls)); 609 if (ret) { 610 dev_err(card->dev, "unable to add card controls\n"); 611 return ret; 612 } 613 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); 614 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); 615 616 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 617 /* 618 * The firmware might enable the clock at 619 * boot (this information may or may not 620 * be reflected in the enable clock register). 621 * To change the rate we must disable the clock 622 * first to cover these cases. Due to common 623 * clock framework restrictions that do not allow 624 * to disable a clock that has not been enabled, 625 * we need to enable the clock first. 626 */ 627 ret = clk_prepare_enable(priv->mclk); 628 if (!ret) 629 clk_disable_unprepare(priv->mclk); 630 631 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 632 ret = clk_set_rate(priv->mclk, 25000000); 633 else 634 ret = clk_set_rate(priv->mclk, 19200000); 635 636 if (ret) 637 dev_err(card->dev, "unable to set MCLK rate\n"); 638 } 639 640 report = 0; 641 if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) 642 report = SND_JACK_HEADSET | SND_JACK_BTN_0; 643 else if (priv->hp_detect) 644 report = SND_JACK_HEADSET; 645 646 if (report) { 647 ret = snd_soc_card_jack_new(runtime->card, "Headset", 648 report, &priv->jack, bytcr_jack_pins, 649 ARRAY_SIZE(bytcr_jack_pins)); 650 if (ret) { 651 dev_err(runtime->dev, "jack creation failed %d\n", ret); 652 return ret; 653 } 654 655 if (report & SND_JACK_BTN_0) 656 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, 657 KEY_PLAYPAUSE); 658 659 ret = snd_soc_component_set_jack(codec, &priv->jack, 660 priv->hp_detect); 661 if (ret) 662 return ret; 663 } 664 665 return 0; 666 } 667 668 static const struct snd_soc_pcm_stream byt_rt5651_dai_params = { 669 .formats = SNDRV_PCM_FMTBIT_S24_LE, 670 .rate_min = 48000, 671 .rate_max = 48000, 672 .channels_min = 2, 673 .channels_max = 2, 674 }; 675 676 static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd, 677 struct snd_pcm_hw_params *params) 678 { 679 struct snd_interval *rate = hw_param_interval(params, 680 SNDRV_PCM_HW_PARAM_RATE); 681 struct snd_interval *channels = hw_param_interval(params, 682 SNDRV_PCM_HW_PARAM_CHANNELS); 683 int ret, bits; 684 685 /* The DSP will covert the FE rate to 48k, stereo */ 686 rate->min = rate->max = 48000; 687 channels->min = channels->max = 2; 688 689 if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || 690 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 691 /* set SSP0 to 16-bit */ 692 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 693 bits = 16; 694 } else { 695 /* set SSP2 to 24-bit */ 696 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 697 bits = 24; 698 } 699 700 /* 701 * Default mode for SSP configuration is TDM 4 slot, override config 702 * with explicit setting to I2S 2ch. The word length is set with 703 * dai_set_tdm_slot() since there is no other API exposed 704 */ 705 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 706 SND_SOC_DAIFMT_I2S | 707 SND_SOC_DAIFMT_NB_NF | 708 SND_SOC_DAIFMT_CBS_CFS 709 ); 710 711 if (ret < 0) { 712 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 713 return ret; 714 } 715 716 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, bits); 717 if (ret < 0) { 718 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 719 return ret; 720 } 721 722 return 0; 723 } 724 725 static const unsigned int rates_48000[] = { 726 48000, 727 }; 728 729 static const struct snd_pcm_hw_constraint_list constraints_48000 = { 730 .count = ARRAY_SIZE(rates_48000), 731 .list = rates_48000, 732 }; 733 734 static int byt_rt5651_aif1_startup(struct snd_pcm_substream *substream) 735 { 736 return snd_pcm_hw_constraint_list(substream->runtime, 0, 737 SNDRV_PCM_HW_PARAM_RATE, 738 &constraints_48000); 739 } 740 741 static const struct snd_soc_ops byt_rt5651_aif1_ops = { 742 .startup = byt_rt5651_aif1_startup, 743 }; 744 745 static const struct snd_soc_ops byt_rt5651_be_ssp2_ops = { 746 .hw_params = byt_rt5651_aif1_hw_params, 747 }; 748 749 static struct snd_soc_dai_link byt_rt5651_dais[] = { 750 [MERR_DPCM_AUDIO] = { 751 .name = "Audio Port", 752 .stream_name = "Audio", 753 .cpu_dai_name = "media-cpu-dai", 754 .codec_dai_name = "snd-soc-dummy-dai", 755 .codec_name = "snd-soc-dummy", 756 .platform_name = "sst-mfld-platform", 757 .nonatomic = true, 758 .dynamic = 1, 759 .dpcm_playback = 1, 760 .dpcm_capture = 1, 761 .ops = &byt_rt5651_aif1_ops, 762 }, 763 [MERR_DPCM_DEEP_BUFFER] = { 764 .name = "Deep-Buffer Audio Port", 765 .stream_name = "Deep-Buffer Audio", 766 .cpu_dai_name = "deepbuffer-cpu-dai", 767 .codec_dai_name = "snd-soc-dummy-dai", 768 .codec_name = "snd-soc-dummy", 769 .platform_name = "sst-mfld-platform", 770 .nonatomic = true, 771 .dynamic = 1, 772 .dpcm_playback = 1, 773 .ops = &byt_rt5651_aif1_ops, 774 }, 775 /* CODEC<->CODEC link */ 776 /* back ends */ 777 { 778 .name = "SSP2-Codec", 779 .id = 0, 780 .cpu_dai_name = "ssp2-port", 781 .platform_name = "sst-mfld-platform", 782 .no_pcm = 1, 783 .codec_dai_name = "rt5651-aif1", 784 .codec_name = "i2c-10EC5651:00", 785 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 786 | SND_SOC_DAIFMT_CBS_CFS, 787 .be_hw_params_fixup = byt_rt5651_codec_fixup, 788 .ignore_suspend = 1, 789 .nonatomic = true, 790 .dpcm_playback = 1, 791 .dpcm_capture = 1, 792 .init = byt_rt5651_init, 793 .ops = &byt_rt5651_be_ssp2_ops, 794 }, 795 }; 796 797 /* SoC card */ 798 static char byt_rt5651_codec_name[SND_ACPI_I2C_ID_LEN]; 799 static char byt_rt5651_codec_aif_name[12]; /* = "rt5651-aif[1|2]" */ 800 static char byt_rt5651_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ 801 static char byt_rt5651_long_name[50]; /* = "bytcr-rt5651-*-spk-*-mic[-swapped-hp]" */ 802 803 static int byt_rt5651_suspend(struct snd_soc_card *card) 804 { 805 struct snd_soc_component *component; 806 807 if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) 808 return 0; 809 810 for_each_card_components(card, component) { 811 if (!strcmp(component->name, byt_rt5651_codec_name)) { 812 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 813 snd_soc_component_set_jack(component, NULL, NULL); 814 break; 815 } 816 } 817 818 return 0; 819 } 820 821 static int byt_rt5651_resume(struct snd_soc_card *card) 822 { 823 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 824 struct snd_soc_component *component; 825 826 if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) 827 return 0; 828 829 for_each_card_components(card, component) { 830 if (!strcmp(component->name, byt_rt5651_codec_name)) { 831 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 832 snd_soc_component_set_jack(component, &priv->jack, 833 priv->hp_detect); 834 break; 835 } 836 } 837 838 return 0; 839 } 840 841 static struct snd_soc_card byt_rt5651_card = { 842 .name = "bytcr-rt5651", 843 .owner = THIS_MODULE, 844 .dai_link = byt_rt5651_dais, 845 .num_links = ARRAY_SIZE(byt_rt5651_dais), 846 .dapm_widgets = byt_rt5651_widgets, 847 .num_dapm_widgets = ARRAY_SIZE(byt_rt5651_widgets), 848 .dapm_routes = byt_rt5651_audio_map, 849 .num_dapm_routes = ARRAY_SIZE(byt_rt5651_audio_map), 850 .fully_routed = true, 851 .suspend_pre = byt_rt5651_suspend, 852 .resume_post = byt_rt5651_resume, 853 }; 854 855 static const struct x86_cpu_id baytrail_cpu_ids[] = { 856 { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_SILVERMONT }, /* Valleyview */ 857 {} 858 }; 859 860 static const struct x86_cpu_id cherrytrail_cpu_ids[] = { 861 { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_AIRMONT }, /* Braswell */ 862 {} 863 }; 864 865 static const struct acpi_gpio_params ext_amp_enable_gpios = { 0, 0, false }; 866 867 static const struct acpi_gpio_mapping cht_rt5651_gpios[] = { 868 /* 869 * Some boards have I2cSerialBusV2, GpioIo, GpioInt as ACPI resources, 870 * other boards may have I2cSerialBusV2, GpioInt, GpioIo instead. 871 * We want the GpioIo one for the ext-amp-enable-gpio. 872 */ 873 { "ext-amp-enable-gpios", &ext_amp_enable_gpios, 1, ACPI_GPIO_QUIRK_ONLY_GPIOIO }, 874 { }, 875 }; 876 877 struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ 878 u64 aif_value; /* 1: AIF1, 2: AIF2 */ 879 u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ 880 }; 881 882 static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) 883 { 884 static const char * const mic_name[] = { "dmic", "in1", "in2", "in12" }; 885 struct byt_rt5651_private *priv; 886 struct snd_soc_acpi_mach *mach; 887 const char *platform_name; 888 struct acpi_device *adev; 889 struct device *codec_dev; 890 const char *hp_swapped; 891 bool is_bytcr = false; 892 int ret_val = 0; 893 int dai_index = 0; 894 int i; 895 896 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 897 if (!priv) 898 return -ENOMEM; 899 900 /* register the soc card */ 901 byt_rt5651_card.dev = &pdev->dev; 902 903 mach = byt_rt5651_card.dev->platform_data; 904 snd_soc_card_set_drvdata(&byt_rt5651_card, priv); 905 906 /* fix index of codec dai */ 907 for (i = 0; i < ARRAY_SIZE(byt_rt5651_dais); i++) { 908 if (!strcmp(byt_rt5651_dais[i].codec_name, "i2c-10EC5651:00")) { 909 dai_index = i; 910 break; 911 } 912 } 913 914 /* fixup codec name based on HID */ 915 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); 916 if (adev) { 917 snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name), 918 "i2c-%s", acpi_dev_name(adev)); 919 put_device(&adev->dev); 920 byt_rt5651_dais[dai_index].codec_name = byt_rt5651_codec_name; 921 } else { 922 dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); 923 return -ENODEV; 924 } 925 926 codec_dev = bus_find_device_by_name(&i2c_bus_type, NULL, 927 byt_rt5651_codec_name); 928 if (!codec_dev) 929 return -EPROBE_DEFER; 930 931 /* 932 * swap SSP0 if bytcr is detected 933 * (will be overridden if DMI quirk is detected) 934 */ 935 if (x86_match_cpu(baytrail_cpu_ids)) { 936 if (mach->mach_params.acpi_ipc_irq_index == 0) 937 is_bytcr = true; 938 } 939 940 if (is_bytcr) { 941 /* 942 * Baytrail CR platforms may have CHAN package in BIOS, try 943 * to find relevant routing quirk based as done on Windows 944 * platforms. We have to read the information directly from the 945 * BIOS, at this stage the card is not created and the links 946 * with the codec driver/pdata are non-existent 947 */ 948 949 struct acpi_chan_package chan_package; 950 951 /* format specified: 2 64-bit integers */ 952 struct acpi_buffer format = {sizeof("NN"), "NN"}; 953 struct acpi_buffer state = {0, NULL}; 954 struct snd_soc_acpi_package_context pkg_ctx; 955 bool pkg_found = false; 956 957 state.length = sizeof(chan_package); 958 state.pointer = &chan_package; 959 960 pkg_ctx.name = "CHAN"; 961 pkg_ctx.length = 2; 962 pkg_ctx.format = &format; 963 pkg_ctx.state = &state; 964 pkg_ctx.data_valid = false; 965 966 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, 967 &pkg_ctx); 968 if (pkg_found) { 969 if (chan_package.aif_value == 1) { 970 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); 971 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF1; 972 } else if (chan_package.aif_value == 2) { 973 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); 974 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; 975 } else { 976 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); 977 pkg_found = false; 978 } 979 } 980 981 if (!pkg_found) { 982 /* no BIOS indications, assume SSP0-AIF2 connection */ 983 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; 984 } 985 } 986 987 /* check quirks before creating card */ 988 dmi_check_system(byt_rt5651_quirk_table); 989 990 if (quirk_override != -1) { 991 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", 992 (unsigned int)byt_rt5651_quirk, quirk_override); 993 byt_rt5651_quirk = quirk_override; 994 } 995 996 /* Must be called before register_card, also see declaration comment. */ 997 ret_val = byt_rt5651_add_codec_device_props(codec_dev); 998 if (ret_val) { 999 put_device(codec_dev); 1000 return ret_val; 1001 } 1002 1003 /* Cherry Trail devices use an external amplifier enable gpio */ 1004 if (x86_match_cpu(cherrytrail_cpu_ids) && !byt_rt5651_gpios) 1005 byt_rt5651_gpios = cht_rt5651_gpios; 1006 1007 if (byt_rt5651_gpios) { 1008 devm_acpi_dev_add_driver_gpios(codec_dev, byt_rt5651_gpios); 1009 priv->ext_amp_gpio = devm_fwnode_get_index_gpiod_from_child( 1010 &pdev->dev, "ext-amp-enable", 0, 1011 codec_dev->fwnode, 1012 GPIOD_OUT_LOW, "speaker-amp"); 1013 if (IS_ERR(priv->ext_amp_gpio)) { 1014 ret_val = PTR_ERR(priv->ext_amp_gpio); 1015 switch (ret_val) { 1016 case -ENOENT: 1017 priv->ext_amp_gpio = NULL; 1018 break; 1019 default: 1020 dev_err(&pdev->dev, "Failed to get ext-amp-enable GPIO: %d\n", 1021 ret_val); 1022 /* fall through */ 1023 case -EPROBE_DEFER: 1024 put_device(codec_dev); 1025 return ret_val; 1026 } 1027 } 1028 priv->hp_detect = devm_fwnode_get_index_gpiod_from_child( 1029 &pdev->dev, "hp-detect", 0, 1030 codec_dev->fwnode, 1031 GPIOD_IN, "hp-detect"); 1032 if (IS_ERR(priv->hp_detect)) { 1033 ret_val = PTR_ERR(priv->hp_detect); 1034 switch (ret_val) { 1035 case -ENOENT: 1036 priv->hp_detect = NULL; 1037 break; 1038 default: 1039 dev_err(&pdev->dev, "Failed to get hp-detect GPIO: %d\n", 1040 ret_val); 1041 /* fall through */ 1042 case -EPROBE_DEFER: 1043 put_device(codec_dev); 1044 return ret_val; 1045 } 1046 } 1047 } 1048 1049 put_device(codec_dev); 1050 1051 log_quirks(&pdev->dev); 1052 1053 if ((byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) || 1054 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 1055 /* fixup codec aif name */ 1056 snprintf(byt_rt5651_codec_aif_name, 1057 sizeof(byt_rt5651_codec_aif_name), 1058 "%s", "rt5651-aif2"); 1059 1060 byt_rt5651_dais[dai_index].codec_dai_name = 1061 byt_rt5651_codec_aif_name; 1062 } 1063 1064 if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || 1065 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 1066 /* fixup cpu dai name name */ 1067 snprintf(byt_rt5651_cpu_dai_name, 1068 sizeof(byt_rt5651_cpu_dai_name), 1069 "%s", "ssp0-port"); 1070 1071 byt_rt5651_dais[dai_index].cpu_dai_name = 1072 byt_rt5651_cpu_dai_name; 1073 } 1074 1075 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 1076 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); 1077 if (IS_ERR(priv->mclk)) { 1078 ret_val = PTR_ERR(priv->mclk); 1079 dev_err(&pdev->dev, 1080 "Failed to get MCLK from pmc_plt_clk_3: %d\n", 1081 ret_val); 1082 /* 1083 * Fall back to bit clock usage for -ENOENT (clock not 1084 * available likely due to missing dependencies), bail 1085 * for all other errors, including -EPROBE_DEFER 1086 */ 1087 if (ret_val != -ENOENT) 1088 return ret_val; 1089 byt_rt5651_quirk &= ~BYT_RT5651_MCLK_EN; 1090 } 1091 } 1092 1093 if (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) 1094 hp_swapped = "-hp-swapped"; 1095 else 1096 hp_swapped = ""; 1097 1098 snprintf(byt_rt5651_long_name, sizeof(byt_rt5651_long_name), 1099 "bytcr-rt5651-%s-spk-%s-mic%s", 1100 (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ? 1101 "mono" : "stereo", 1102 mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)], hp_swapped); 1103 byt_rt5651_card.long_name = byt_rt5651_long_name; 1104 1105 /* override plaform name, if required */ 1106 platform_name = mach->mach_params.platform; 1107 1108 ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5651_card, 1109 platform_name); 1110 if (ret_val) 1111 return ret_val; 1112 1113 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5651_card); 1114 1115 if (ret_val) { 1116 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", 1117 ret_val); 1118 return ret_val; 1119 } 1120 platform_set_drvdata(pdev, &byt_rt5651_card); 1121 return ret_val; 1122 } 1123 1124 static struct platform_driver snd_byt_rt5651_mc_driver = { 1125 .driver = { 1126 .name = "bytcr_rt5651", 1127 }, 1128 .probe = snd_byt_rt5651_mc_probe, 1129 }; 1130 1131 module_platform_driver(snd_byt_rt5651_mc_driver); 1132 1133 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver for RT5651"); 1134 MODULE_AUTHOR("Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>"); 1135 MODULE_LICENSE("GPL v2"); 1136 MODULE_ALIAS("platform:bytcr_rt5651"); 1137