1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * bytcr_rt5651.c - ASoc Machine driver for Intel Byt CR platform 4 * (derived from bytcr_rt5640.c) 5 * 6 * Copyright (C) 2015 Intel Corp 7 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8 * 9 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 10 */ 11 12 #include <linux/init.h> 13 #include <linux/i2c.h> 14 #include <linux/module.h> 15 #include <linux/platform_device.h> 16 #include <linux/property.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/gpio/consumer.h> 23 #include <linux/gpio/machine.h> 24 #include <linux/slab.h> 25 #include <asm/cpu_device_id.h> 26 #include <asm/intel-family.h> 27 #include <sound/pcm.h> 28 #include <sound/pcm_params.h> 29 #include <sound/soc.h> 30 #include <sound/jack.h> 31 #include <sound/soc-acpi.h> 32 #include "../../codecs/rt5651.h" 33 #include "../atom/sst-atom-controls.h" 34 35 enum { 36 BYT_RT5651_DMIC_MAP, 37 BYT_RT5651_IN1_MAP, 38 BYT_RT5651_IN2_MAP, 39 BYT_RT5651_IN1_IN2_MAP, 40 }; 41 42 enum { 43 BYT_RT5651_JD_NULL = (RT5651_JD_NULL << 4), 44 BYT_RT5651_JD1_1 = (RT5651_JD1_1 << 4), 45 BYT_RT5651_JD1_2 = (RT5651_JD1_2 << 4), 46 BYT_RT5651_JD2 = (RT5651_JD2 << 4), 47 }; 48 49 enum { 50 BYT_RT5651_OVCD_TH_600UA = (6 << 8), 51 BYT_RT5651_OVCD_TH_1500UA = (15 << 8), 52 BYT_RT5651_OVCD_TH_2000UA = (20 << 8), 53 }; 54 55 enum { 56 BYT_RT5651_OVCD_SF_0P5 = (RT5651_OVCD_SF_0P5 << 13), 57 BYT_RT5651_OVCD_SF_0P75 = (RT5651_OVCD_SF_0P75 << 13), 58 BYT_RT5651_OVCD_SF_1P0 = (RT5651_OVCD_SF_1P0 << 13), 59 BYT_RT5651_OVCD_SF_1P5 = (RT5651_OVCD_SF_1P5 << 13), 60 }; 61 62 #define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(3, 0)) 63 #define BYT_RT5651_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) 64 #define BYT_RT5651_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) 65 #define BYT_RT5651_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) 66 #define BYT_RT5651_DMIC_EN BIT(16) 67 #define BYT_RT5651_MCLK_EN BIT(17) 68 #define BYT_RT5651_MCLK_25MHZ BIT(18) 69 #define BYT_RT5651_SSP2_AIF2 BIT(19) /* default is using AIF1 */ 70 #define BYT_RT5651_SSP0_AIF1 BIT(20) 71 #define BYT_RT5651_SSP0_AIF2 BIT(21) 72 #define BYT_RT5651_HP_LR_SWAPPED BIT(22) 73 #define BYT_RT5651_MONO_SPEAKER BIT(23) 74 #define BYT_RT5651_JD_NOT_INV BIT(24) 75 76 #define BYT_RT5651_DEFAULT_QUIRKS (BYT_RT5651_MCLK_EN | \ 77 BYT_RT5651_JD1_1 | \ 78 BYT_RT5651_OVCD_TH_2000UA | \ 79 BYT_RT5651_OVCD_SF_0P75) 80 81 /* jack-detect-source + inv + dmic-en + ovcd-th + -sf + terminating entry */ 82 #define MAX_NO_PROPS 6 83 84 struct byt_rt5651_private { 85 struct clk *mclk; 86 struct gpio_desc *ext_amp_gpio; 87 struct gpio_desc *hp_detect; 88 struct snd_soc_jack jack; 89 }; 90 91 static const struct acpi_gpio_mapping *byt_rt5651_gpios; 92 93 /* Default: jack-detect on JD1_1, internal mic on in2, headsetmic on in3 */ 94 static unsigned long byt_rt5651_quirk = BYT_RT5651_DEFAULT_QUIRKS | 95 BYT_RT5651_IN2_MAP; 96 97 static int quirk_override = -1; 98 module_param_named(quirk, quirk_override, int, 0444); 99 MODULE_PARM_DESC(quirk, "Board-specific quirk override"); 100 101 static void log_quirks(struct device *dev) 102 { 103 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_DMIC_MAP) 104 dev_info(dev, "quirk DMIC_MAP enabled"); 105 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_MAP) 106 dev_info(dev, "quirk IN1_MAP enabled"); 107 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_MAP) 108 dev_info(dev, "quirk IN2_MAP enabled"); 109 if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_IN2_MAP) 110 dev_info(dev, "quirk IN1_IN2_MAP enabled"); 111 if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) { 112 dev_info(dev, "quirk realtek,jack-detect-source %ld\n", 113 BYT_RT5651_JDSRC(byt_rt5651_quirk)); 114 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", 115 BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); 116 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", 117 BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); 118 } 119 if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) 120 dev_info(dev, "quirk DMIC enabled"); 121 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 122 dev_info(dev, "quirk MCLK_EN enabled"); 123 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 124 dev_info(dev, "quirk MCLK_25MHZ enabled"); 125 if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) 126 dev_info(dev, "quirk SSP2_AIF2 enabled\n"); 127 if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) 128 dev_info(dev, "quirk SSP0_AIF1 enabled\n"); 129 if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) 130 dev_info(dev, "quirk SSP0_AIF2 enabled\n"); 131 if (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) 132 dev_info(dev, "quirk MONO_SPEAKER enabled\n"); 133 if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) 134 dev_info(dev, "quirk JD_NOT_INV enabled\n"); 135 } 136 137 #define BYT_CODEC_DAI1 "rt5651-aif1" 138 #define BYT_CODEC_DAI2 "rt5651-aif2" 139 140 static int byt_rt5651_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, 141 int rate, int bclk_ratio) 142 { 143 int clk_id, clk_freq, ret; 144 145 /* Configure the PLL before selecting it */ 146 if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) { 147 clk_id = RT5651_PLL1_S_BCLK1, 148 clk_freq = rate * bclk_ratio; 149 } else { 150 clk_id = RT5651_PLL1_S_MCLK; 151 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 152 clk_freq = 25000000; 153 else 154 clk_freq = 19200000; 155 } 156 ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, rate * 512); 157 if (ret < 0) { 158 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); 159 return ret; 160 } 161 162 ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, 163 rate * 512, SND_SOC_CLOCK_IN); 164 if (ret < 0) { 165 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); 166 return ret; 167 } 168 169 return 0; 170 } 171 172 static int platform_clock_control(struct snd_soc_dapm_widget *w, 173 struct snd_kcontrol *k, int event) 174 { 175 struct snd_soc_dapm_context *dapm = w->dapm; 176 struct snd_soc_card *card = dapm->card; 177 struct snd_soc_dai *codec_dai; 178 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 179 int ret; 180 181 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); 182 if (!codec_dai) 183 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); 184 if (!codec_dai) { 185 dev_err(card->dev, 186 "Codec dai not found; Unable to set platform clock\n"); 187 return -EIO; 188 } 189 190 if (SND_SOC_DAPM_EVENT_ON(event)) { 191 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 192 ret = clk_prepare_enable(priv->mclk); 193 if (ret < 0) { 194 dev_err(card->dev, 195 "could not configure MCLK state"); 196 return ret; 197 } 198 } 199 ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50); 200 } else { 201 /* 202 * Set codec clock source to internal clock before 203 * turning off the platform clock. Codec needs clock 204 * for Jack detection and button press 205 */ 206 ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_RCCLK, 207 48000 * 512, 208 SND_SOC_CLOCK_IN); 209 if (!ret) 210 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 211 clk_disable_unprepare(priv->mclk); 212 } 213 214 if (ret < 0) { 215 dev_err(card->dev, "can't set codec sysclk: %d\n", ret); 216 return ret; 217 } 218 219 return 0; 220 } 221 222 static int rt5651_ext_amp_power_event(struct snd_soc_dapm_widget *w, 223 struct snd_kcontrol *kcontrol, int event) 224 { 225 struct snd_soc_card *card = w->dapm->card; 226 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 227 228 if (SND_SOC_DAPM_EVENT_ON(event)) 229 gpiod_set_value_cansleep(priv->ext_amp_gpio, 1); 230 else 231 gpiod_set_value_cansleep(priv->ext_amp_gpio, 0); 232 233 return 0; 234 } 235 236 static const struct snd_soc_dapm_widget byt_rt5651_widgets[] = { 237 SND_SOC_DAPM_HP("Headphone", NULL), 238 SND_SOC_DAPM_MIC("Headset Mic", NULL), 239 SND_SOC_DAPM_MIC("Internal Mic", NULL), 240 SND_SOC_DAPM_SPK("Speaker", NULL), 241 SND_SOC_DAPM_LINE("Line In", NULL), 242 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 243 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 244 SND_SOC_DAPM_POST_PMD), 245 SND_SOC_DAPM_SUPPLY("Ext Amp Power", SND_SOC_NOPM, 0, 0, 246 rt5651_ext_amp_power_event, 247 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 248 }; 249 250 static const struct snd_soc_dapm_route byt_rt5651_audio_map[] = { 251 {"Headphone", NULL, "Platform Clock"}, 252 {"Headset Mic", NULL, "Platform Clock"}, 253 {"Internal Mic", NULL, "Platform Clock"}, 254 {"Speaker", NULL, "Platform Clock"}, 255 {"Speaker", NULL, "Ext Amp Power"}, 256 {"Line In", NULL, "Platform Clock"}, 257 258 {"Headset Mic", NULL, "micbias1"}, /* lowercase for rt5651 */ 259 {"Headphone", NULL, "HPOL"}, 260 {"Headphone", NULL, "HPOR"}, 261 {"Speaker", NULL, "LOUTL"}, 262 {"Speaker", NULL, "LOUTR"}, 263 {"IN2P", NULL, "Line In"}, 264 {"IN2N", NULL, "Line In"}, 265 266 }; 267 268 static const struct snd_soc_dapm_route byt_rt5651_intmic_dmic_map[] = { 269 {"DMIC L1", NULL, "Internal Mic"}, 270 {"DMIC R1", NULL, "Internal Mic"}, 271 {"IN2P", NULL, "Headset Mic"}, 272 }; 273 274 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_map[] = { 275 {"Internal Mic", NULL, "micbias1"}, 276 {"IN1P", NULL, "Internal Mic"}, 277 {"IN3P", NULL, "Headset Mic"}, 278 }; 279 280 static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = { 281 {"Internal Mic", NULL, "micbias1"}, 282 {"IN2P", NULL, "Internal Mic"}, 283 {"IN3P", NULL, "Headset Mic"}, 284 }; 285 286 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = { 287 {"Internal Mic", NULL, "micbias1"}, 288 {"IN1P", NULL, "Internal Mic"}, 289 {"IN2P", NULL, "Internal Mic"}, 290 {"IN3P", NULL, "Headset Mic"}, 291 }; 292 293 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif1_map[] = { 294 {"ssp0 Tx", NULL, "modem_out"}, 295 {"modem_in", NULL, "ssp0 Rx"}, 296 297 {"AIF1 Playback", NULL, "ssp0 Tx"}, 298 {"ssp0 Rx", NULL, "AIF1 Capture"}, 299 }; 300 301 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif2_map[] = { 302 {"ssp0 Tx", NULL, "modem_out"}, 303 {"modem_in", NULL, "ssp0 Rx"}, 304 305 {"AIF2 Playback", NULL, "ssp0 Tx"}, 306 {"ssp0 Rx", NULL, "AIF2 Capture"}, 307 }; 308 309 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif1_map[] = { 310 {"ssp2 Tx", NULL, "codec_out0"}, 311 {"ssp2 Tx", NULL, "codec_out1"}, 312 {"codec_in0", NULL, "ssp2 Rx"}, 313 {"codec_in1", NULL, "ssp2 Rx"}, 314 315 {"AIF1 Playback", NULL, "ssp2 Tx"}, 316 {"ssp2 Rx", NULL, "AIF1 Capture"}, 317 }; 318 319 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif2_map[] = { 320 {"ssp2 Tx", NULL, "codec_out0"}, 321 {"ssp2 Tx", NULL, "codec_out1"}, 322 {"codec_in0", NULL, "ssp2 Rx"}, 323 {"codec_in1", NULL, "ssp2 Rx"}, 324 325 {"AIF2 Playback", NULL, "ssp2 Tx"}, 326 {"ssp2 Rx", NULL, "AIF2 Capture"}, 327 }; 328 329 static const struct snd_kcontrol_new byt_rt5651_controls[] = { 330 SOC_DAPM_PIN_SWITCH("Headphone"), 331 SOC_DAPM_PIN_SWITCH("Headset Mic"), 332 SOC_DAPM_PIN_SWITCH("Internal Mic"), 333 SOC_DAPM_PIN_SWITCH("Speaker"), 334 SOC_DAPM_PIN_SWITCH("Line In"), 335 }; 336 337 static struct snd_soc_jack_pin bytcr_jack_pins[] = { 338 { 339 .pin = "Headphone", 340 .mask = SND_JACK_HEADPHONE, 341 }, 342 { 343 .pin = "Headset Mic", 344 .mask = SND_JACK_MICROPHONE, 345 }, 346 }; 347 348 static int byt_rt5651_aif1_hw_params(struct snd_pcm_substream *substream, 349 struct snd_pcm_hw_params *params) 350 { 351 struct snd_soc_pcm_runtime *rtd = substream->private_data; 352 struct snd_soc_dai *codec_dai = rtd->codec_dai; 353 snd_pcm_format_t format = params_format(params); 354 int rate = params_rate(params); 355 int bclk_ratio; 356 357 if (format == SNDRV_PCM_FORMAT_S16_LE) 358 bclk_ratio = 32; 359 else 360 bclk_ratio = 50; 361 362 return byt_rt5651_prepare_and_enable_pll1(codec_dai, rate, bclk_ratio); 363 } 364 365 static const struct acpi_gpio_params pov_p1006w_hp_detect = { 1, 0, false }; 366 static const struct acpi_gpio_params pov_p1006w_ext_amp_en = { 2, 0, true }; 367 368 static const struct acpi_gpio_mapping byt_rt5651_pov_p1006w_gpios[] = { 369 { "hp-detect-gpios", &pov_p1006w_hp_detect, 1, }, 370 { "ext-amp-enable-gpios", &pov_p1006w_ext_amp_en, 1, }, 371 { }, 372 }; 373 374 static int byt_rt5651_pov_p1006w_quirk_cb(const struct dmi_system_id *id) 375 { 376 byt_rt5651_quirk = (unsigned long)id->driver_data; 377 byt_rt5651_gpios = byt_rt5651_pov_p1006w_gpios; 378 return 1; 379 } 380 381 static int byt_rt5651_quirk_cb(const struct dmi_system_id *id) 382 { 383 byt_rt5651_quirk = (unsigned long)id->driver_data; 384 return 1; 385 } 386 387 static const struct dmi_system_id byt_rt5651_quirk_table[] = { 388 { 389 /* Chuwi Hi8 Pro (CWI513) */ 390 .callback = byt_rt5651_quirk_cb, 391 .matches = { 392 DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), 393 DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"), 394 }, 395 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 396 BYT_RT5651_IN2_MAP | 397 BYT_RT5651_HP_LR_SWAPPED | 398 BYT_RT5651_MONO_SPEAKER), 399 }, 400 { 401 /* Chuwi Vi8 Plus (CWI519) */ 402 .callback = byt_rt5651_quirk_cb, 403 .matches = { 404 DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), 405 DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"), 406 }, 407 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 408 BYT_RT5651_IN2_MAP | 409 BYT_RT5651_HP_LR_SWAPPED | 410 BYT_RT5651_MONO_SPEAKER), 411 }, 412 { 413 /* Complet Electro Serv MY8307 */ 414 .callback = byt_rt5651_quirk_cb, 415 .matches = { 416 DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"), 417 DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"), 418 }, 419 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 420 BYT_RT5651_IN2_MAP | 421 BYT_RT5651_MONO_SPEAKER | 422 BYT_RT5651_JD_NOT_INV), 423 }, 424 { 425 /* I.T.Works TW701, Ployer Momo7w and Trekstor ST70416-6 426 * (these all use the same mainboard) */ 427 .callback = byt_rt5651_quirk_cb, 428 .matches = { 429 DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), 430 /* Partial match for all of itWORKS.G.WI71C.JGBMRBA, 431 * TREK.G.WI71C.JGBMRBA0x and MOMO.G.WI71C.MABMRBA02 */ 432 DMI_MATCH(DMI_BIOS_VERSION, ".G.WI71C."), 433 }, 434 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 435 BYT_RT5651_IN2_MAP | 436 BYT_RT5651_SSP0_AIF1 | 437 BYT_RT5651_MONO_SPEAKER), 438 }, 439 { 440 /* KIANO SlimNote 14.2 */ 441 .callback = byt_rt5651_quirk_cb, 442 .matches = { 443 DMI_MATCH(DMI_SYS_VENDOR, "KIANO"), 444 DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"), 445 }, 446 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 447 BYT_RT5651_IN1_IN2_MAP), 448 }, 449 { 450 /* Minnowboard Max B3 */ 451 .callback = byt_rt5651_quirk_cb, 452 .matches = { 453 DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), 454 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), 455 }, 456 .driver_data = (void *)(BYT_RT5651_IN1_MAP), 457 }, 458 { 459 /* Minnowboard Turbot */ 460 .callback = byt_rt5651_quirk_cb, 461 .matches = { 462 DMI_MATCH(DMI_SYS_VENDOR, "ADI"), 463 DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Turbot"), 464 }, 465 .driver_data = (void *)(BYT_RT5651_MCLK_EN | 466 BYT_RT5651_IN1_MAP), 467 }, 468 { 469 /* Point of View mobii wintab p1006w (v1.0) */ 470 .callback = byt_rt5651_pov_p1006w_quirk_cb, 471 .matches = { 472 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), 473 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"), 474 /* Note 105b is Foxcon's USB/PCI vendor id */ 475 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"), 476 DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"), 477 }, 478 .driver_data = (void *)(BYT_RT5651_DMIC_MAP | 479 BYT_RT5651_OVCD_TH_2000UA | 480 BYT_RT5651_OVCD_SF_0P75 | 481 BYT_RT5651_DMIC_EN | 482 BYT_RT5651_MCLK_EN | 483 BYT_RT5651_SSP0_AIF1), 484 }, 485 { 486 /* VIOS LTH17 */ 487 .callback = byt_rt5651_quirk_cb, 488 .matches = { 489 DMI_MATCH(DMI_SYS_VENDOR, "VIOS"), 490 DMI_MATCH(DMI_PRODUCT_NAME, "LTH17"), 491 }, 492 .driver_data = (void *)(BYT_RT5651_IN1_IN2_MAP | 493 BYT_RT5651_JD1_1 | 494 BYT_RT5651_OVCD_TH_2000UA | 495 BYT_RT5651_OVCD_SF_1P0 | 496 BYT_RT5651_MCLK_EN), 497 }, 498 { 499 /* Yours Y8W81 (and others using the same mainboard) */ 500 .callback = byt_rt5651_quirk_cb, 501 .matches = { 502 DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), 503 /* Partial match for all devs with a W86C mainboard */ 504 DMI_MATCH(DMI_BIOS_VERSION, ".F.W86C."), 505 }, 506 .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | 507 BYT_RT5651_IN2_MAP | 508 BYT_RT5651_SSP0_AIF1 | 509 BYT_RT5651_MONO_SPEAKER), 510 }, 511 {} 512 }; 513 514 /* 515 * Note this MUST be called before snd_soc_register_card(), so that the props 516 * are in place before the codec component driver's probe function parses them. 517 */ 518 static int byt_rt5651_add_codec_device_props(struct device *i2c_dev) 519 { 520 struct property_entry props[MAX_NO_PROPS] = {}; 521 int cnt = 0; 522 523 props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source", 524 BYT_RT5651_JDSRC(byt_rt5651_quirk)); 525 526 props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp", 527 BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); 528 529 props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor", 530 BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); 531 532 if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) 533 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en"); 534 535 if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) 536 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); 537 538 return device_add_properties(i2c_dev, props); 539 } 540 541 static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) 542 { 543 struct snd_soc_card *card = runtime->card; 544 struct snd_soc_component *codec = runtime->codec_dai->component; 545 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 546 const struct snd_soc_dapm_route *custom_map; 547 int num_routes; 548 int report; 549 int ret; 550 551 card->dapm.idle_bias_off = true; 552 553 /* Start with RC clk for jack-detect (we disable MCLK below) */ 554 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) 555 snd_soc_component_update_bits(codec, RT5651_GLB_CLK, 556 RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_RCCLK); 557 558 switch (BYT_RT5651_MAP(byt_rt5651_quirk)) { 559 case BYT_RT5651_IN1_MAP: 560 custom_map = byt_rt5651_intmic_in1_map; 561 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_map); 562 break; 563 case BYT_RT5651_IN2_MAP: 564 custom_map = byt_rt5651_intmic_in2_map; 565 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_map); 566 break; 567 case BYT_RT5651_IN1_IN2_MAP: 568 custom_map = byt_rt5651_intmic_in1_in2_map; 569 num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map); 570 break; 571 default: 572 custom_map = byt_rt5651_intmic_dmic_map; 573 num_routes = ARRAY_SIZE(byt_rt5651_intmic_dmic_map); 574 } 575 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 576 if (ret) 577 return ret; 578 579 if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) { 580 ret = snd_soc_dapm_add_routes(&card->dapm, 581 byt_rt5651_ssp2_aif2_map, 582 ARRAY_SIZE(byt_rt5651_ssp2_aif2_map)); 583 } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) { 584 ret = snd_soc_dapm_add_routes(&card->dapm, 585 byt_rt5651_ssp0_aif1_map, 586 ARRAY_SIZE(byt_rt5651_ssp0_aif1_map)); 587 } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) { 588 ret = snd_soc_dapm_add_routes(&card->dapm, 589 byt_rt5651_ssp0_aif2_map, 590 ARRAY_SIZE(byt_rt5651_ssp0_aif2_map)); 591 } else { 592 ret = snd_soc_dapm_add_routes(&card->dapm, 593 byt_rt5651_ssp2_aif1_map, 594 ARRAY_SIZE(byt_rt5651_ssp2_aif1_map)); 595 } 596 if (ret) 597 return ret; 598 599 ret = snd_soc_add_card_controls(card, byt_rt5651_controls, 600 ARRAY_SIZE(byt_rt5651_controls)); 601 if (ret) { 602 dev_err(card->dev, "unable to add card controls\n"); 603 return ret; 604 } 605 snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); 606 snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); 607 608 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 609 /* 610 * The firmware might enable the clock at 611 * boot (this information may or may not 612 * be reflected in the enable clock register). 613 * To change the rate we must disable the clock 614 * first to cover these cases. Due to common 615 * clock framework restrictions that do not allow 616 * to disable a clock that has not been enabled, 617 * we need to enable the clock first. 618 */ 619 ret = clk_prepare_enable(priv->mclk); 620 if (!ret) 621 clk_disable_unprepare(priv->mclk); 622 623 if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) 624 ret = clk_set_rate(priv->mclk, 25000000); 625 else 626 ret = clk_set_rate(priv->mclk, 19200000); 627 628 if (ret) 629 dev_err(card->dev, "unable to set MCLK rate\n"); 630 } 631 632 report = 0; 633 if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) 634 report = SND_JACK_HEADSET | SND_JACK_BTN_0; 635 else if (priv->hp_detect) 636 report = SND_JACK_HEADSET; 637 638 if (report) { 639 ret = snd_soc_card_jack_new(runtime->card, "Headset", 640 report, &priv->jack, bytcr_jack_pins, 641 ARRAY_SIZE(bytcr_jack_pins)); 642 if (ret) { 643 dev_err(runtime->dev, "jack creation failed %d\n", ret); 644 return ret; 645 } 646 647 if (report & SND_JACK_BTN_0) 648 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, 649 KEY_PLAYPAUSE); 650 651 ret = snd_soc_component_set_jack(codec, &priv->jack, 652 priv->hp_detect); 653 if (ret) 654 return ret; 655 } 656 657 return 0; 658 } 659 660 static const struct snd_soc_pcm_stream byt_rt5651_dai_params = { 661 .formats = SNDRV_PCM_FMTBIT_S24_LE, 662 .rate_min = 48000, 663 .rate_max = 48000, 664 .channels_min = 2, 665 .channels_max = 2, 666 }; 667 668 static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd, 669 struct snd_pcm_hw_params *params) 670 { 671 struct snd_interval *rate = hw_param_interval(params, 672 SNDRV_PCM_HW_PARAM_RATE); 673 struct snd_interval *channels = hw_param_interval(params, 674 SNDRV_PCM_HW_PARAM_CHANNELS); 675 int ret, bits; 676 677 /* The DSP will covert the FE rate to 48k, stereo */ 678 rate->min = rate->max = 48000; 679 channels->min = channels->max = 2; 680 681 if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || 682 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 683 /* set SSP0 to 16-bit */ 684 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 685 bits = 16; 686 } else { 687 /* set SSP2 to 24-bit */ 688 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 689 bits = 24; 690 } 691 692 /* 693 * Default mode for SSP configuration is TDM 4 slot, override config 694 * with explicit setting to I2S 2ch. The word length is set with 695 * dai_set_tdm_slot() since there is no other API exposed 696 */ 697 ret = snd_soc_dai_set_fmt(rtd->cpu_dai, 698 SND_SOC_DAIFMT_I2S | 699 SND_SOC_DAIFMT_NB_NF | 700 SND_SOC_DAIFMT_CBS_CFS 701 ); 702 703 if (ret < 0) { 704 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 705 return ret; 706 } 707 708 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, bits); 709 if (ret < 0) { 710 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 711 return ret; 712 } 713 714 return 0; 715 } 716 717 static const unsigned int rates_48000[] = { 718 48000, 719 }; 720 721 static const struct snd_pcm_hw_constraint_list constraints_48000 = { 722 .count = ARRAY_SIZE(rates_48000), 723 .list = rates_48000, 724 }; 725 726 static int byt_rt5651_aif1_startup(struct snd_pcm_substream *substream) 727 { 728 return snd_pcm_hw_constraint_list(substream->runtime, 0, 729 SNDRV_PCM_HW_PARAM_RATE, 730 &constraints_48000); 731 } 732 733 static const struct snd_soc_ops byt_rt5651_aif1_ops = { 734 .startup = byt_rt5651_aif1_startup, 735 }; 736 737 static const struct snd_soc_ops byt_rt5651_be_ssp2_ops = { 738 .hw_params = byt_rt5651_aif1_hw_params, 739 }; 740 741 static struct snd_soc_dai_link byt_rt5651_dais[] = { 742 [MERR_DPCM_AUDIO] = { 743 .name = "Audio Port", 744 .stream_name = "Audio", 745 .cpu_dai_name = "media-cpu-dai", 746 .codec_dai_name = "snd-soc-dummy-dai", 747 .codec_name = "snd-soc-dummy", 748 .platform_name = "sst-mfld-platform", 749 .nonatomic = true, 750 .dynamic = 1, 751 .dpcm_playback = 1, 752 .dpcm_capture = 1, 753 .ops = &byt_rt5651_aif1_ops, 754 }, 755 [MERR_DPCM_DEEP_BUFFER] = { 756 .name = "Deep-Buffer Audio Port", 757 .stream_name = "Deep-Buffer Audio", 758 .cpu_dai_name = "deepbuffer-cpu-dai", 759 .codec_dai_name = "snd-soc-dummy-dai", 760 .codec_name = "snd-soc-dummy", 761 .platform_name = "sst-mfld-platform", 762 .nonatomic = true, 763 .dynamic = 1, 764 .dpcm_playback = 1, 765 .ops = &byt_rt5651_aif1_ops, 766 }, 767 /* CODEC<->CODEC link */ 768 /* back ends */ 769 { 770 .name = "SSP2-Codec", 771 .id = 0, 772 .cpu_dai_name = "ssp2-port", 773 .platform_name = "sst-mfld-platform", 774 .no_pcm = 1, 775 .codec_dai_name = "rt5651-aif1", 776 .codec_name = "i2c-10EC5651:00", 777 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 778 | SND_SOC_DAIFMT_CBS_CFS, 779 .be_hw_params_fixup = byt_rt5651_codec_fixup, 780 .ignore_suspend = 1, 781 .nonatomic = true, 782 .dpcm_playback = 1, 783 .dpcm_capture = 1, 784 .init = byt_rt5651_init, 785 .ops = &byt_rt5651_be_ssp2_ops, 786 }, 787 }; 788 789 /* SoC card */ 790 static char byt_rt5651_codec_name[SND_ACPI_I2C_ID_LEN]; 791 static char byt_rt5651_codec_aif_name[12]; /* = "rt5651-aif[1|2]" */ 792 static char byt_rt5651_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ 793 static char byt_rt5651_long_name[50]; /* = "bytcr-rt5651-*-spk-*-mic[-swapped-hp]" */ 794 795 static int byt_rt5651_suspend(struct snd_soc_card *card) 796 { 797 struct snd_soc_component *component; 798 799 if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) 800 return 0; 801 802 for_each_card_components(card, component) { 803 if (!strcmp(component->name, byt_rt5651_codec_name)) { 804 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 805 snd_soc_component_set_jack(component, NULL, NULL); 806 break; 807 } 808 } 809 810 return 0; 811 } 812 813 static int byt_rt5651_resume(struct snd_soc_card *card) 814 { 815 struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); 816 struct snd_soc_component *component; 817 818 if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) 819 return 0; 820 821 for_each_card_components(card, component) { 822 if (!strcmp(component->name, byt_rt5651_codec_name)) { 823 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 824 snd_soc_component_set_jack(component, &priv->jack, 825 priv->hp_detect); 826 break; 827 } 828 } 829 830 return 0; 831 } 832 833 static struct snd_soc_card byt_rt5651_card = { 834 .name = "bytcr-rt5651", 835 .owner = THIS_MODULE, 836 .dai_link = byt_rt5651_dais, 837 .num_links = ARRAY_SIZE(byt_rt5651_dais), 838 .dapm_widgets = byt_rt5651_widgets, 839 .num_dapm_widgets = ARRAY_SIZE(byt_rt5651_widgets), 840 .dapm_routes = byt_rt5651_audio_map, 841 .num_dapm_routes = ARRAY_SIZE(byt_rt5651_audio_map), 842 .fully_routed = true, 843 .suspend_pre = byt_rt5651_suspend, 844 .resume_post = byt_rt5651_resume, 845 }; 846 847 static const struct x86_cpu_id baytrail_cpu_ids[] = { 848 { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_SILVERMONT }, /* Valleyview */ 849 {} 850 }; 851 852 static const struct x86_cpu_id cherrytrail_cpu_ids[] = { 853 { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_AIRMONT }, /* Braswell */ 854 {} 855 }; 856 857 static const struct acpi_gpio_params ext_amp_enable_gpios = { 0, 0, false }; 858 859 static const struct acpi_gpio_mapping cht_rt5651_gpios[] = { 860 /* 861 * Some boards have I2cSerialBusV2, GpioIo, GpioInt as ACPI resources, 862 * other boards may have I2cSerialBusV2, GpioInt, GpioIo instead. 863 * We want the GpioIo one for the ext-amp-enable-gpio. 864 */ 865 { "ext-amp-enable-gpios", &ext_amp_enable_gpios, 1, ACPI_GPIO_QUIRK_ONLY_GPIOIO }, 866 { }, 867 }; 868 869 struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ 870 u64 aif_value; /* 1: AIF1, 2: AIF2 */ 871 u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ 872 }; 873 874 static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) 875 { 876 static const char * const mic_name[] = { "dmic", "in1", "in2", "in12" }; 877 struct byt_rt5651_private *priv; 878 struct snd_soc_acpi_mach *mach; 879 const char *platform_name; 880 struct acpi_device *adev; 881 struct device *codec_dev; 882 const char *hp_swapped; 883 bool is_bytcr = false; 884 int ret_val = 0; 885 int dai_index = 0; 886 int i; 887 888 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 889 if (!priv) 890 return -ENOMEM; 891 892 /* register the soc card */ 893 byt_rt5651_card.dev = &pdev->dev; 894 895 mach = byt_rt5651_card.dev->platform_data; 896 snd_soc_card_set_drvdata(&byt_rt5651_card, priv); 897 898 /* fix index of codec dai */ 899 for (i = 0; i < ARRAY_SIZE(byt_rt5651_dais); i++) { 900 if (!strcmp(byt_rt5651_dais[i].codec_name, "i2c-10EC5651:00")) { 901 dai_index = i; 902 break; 903 } 904 } 905 906 /* fixup codec name based on HID */ 907 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); 908 if (adev) { 909 snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name), 910 "i2c-%s", acpi_dev_name(adev)); 911 put_device(&adev->dev); 912 byt_rt5651_dais[dai_index].codec_name = byt_rt5651_codec_name; 913 } else { 914 dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); 915 return -ENODEV; 916 } 917 918 codec_dev = bus_find_device_by_name(&i2c_bus_type, NULL, 919 byt_rt5651_codec_name); 920 if (!codec_dev) 921 return -EPROBE_DEFER; 922 923 /* 924 * swap SSP0 if bytcr is detected 925 * (will be overridden if DMI quirk is detected) 926 */ 927 if (x86_match_cpu(baytrail_cpu_ids)) { 928 if (mach->mach_params.acpi_ipc_irq_index == 0) 929 is_bytcr = true; 930 } 931 932 if (is_bytcr) { 933 /* 934 * Baytrail CR platforms may have CHAN package in BIOS, try 935 * to find relevant routing quirk based as done on Windows 936 * platforms. We have to read the information directly from the 937 * BIOS, at this stage the card is not created and the links 938 * with the codec driver/pdata are non-existent 939 */ 940 941 struct acpi_chan_package chan_package; 942 943 /* format specified: 2 64-bit integers */ 944 struct acpi_buffer format = {sizeof("NN"), "NN"}; 945 struct acpi_buffer state = {0, NULL}; 946 struct snd_soc_acpi_package_context pkg_ctx; 947 bool pkg_found = false; 948 949 state.length = sizeof(chan_package); 950 state.pointer = &chan_package; 951 952 pkg_ctx.name = "CHAN"; 953 pkg_ctx.length = 2; 954 pkg_ctx.format = &format; 955 pkg_ctx.state = &state; 956 pkg_ctx.data_valid = false; 957 958 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, 959 &pkg_ctx); 960 if (pkg_found) { 961 if (chan_package.aif_value == 1) { 962 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); 963 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF1; 964 } else if (chan_package.aif_value == 2) { 965 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); 966 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; 967 } else { 968 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); 969 pkg_found = false; 970 } 971 } 972 973 if (!pkg_found) { 974 /* no BIOS indications, assume SSP0-AIF2 connection */ 975 byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; 976 } 977 } 978 979 /* check quirks before creating card */ 980 dmi_check_system(byt_rt5651_quirk_table); 981 982 if (quirk_override != -1) { 983 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", 984 (unsigned int)byt_rt5651_quirk, quirk_override); 985 byt_rt5651_quirk = quirk_override; 986 } 987 988 /* Must be called before register_card, also see declaration comment. */ 989 ret_val = byt_rt5651_add_codec_device_props(codec_dev); 990 if (ret_val) { 991 put_device(codec_dev); 992 return ret_val; 993 } 994 995 /* Cherry Trail devices use an external amplifier enable gpio */ 996 if (x86_match_cpu(cherrytrail_cpu_ids) && !byt_rt5651_gpios) 997 byt_rt5651_gpios = cht_rt5651_gpios; 998 999 if (byt_rt5651_gpios) { 1000 devm_acpi_dev_add_driver_gpios(codec_dev, byt_rt5651_gpios); 1001 priv->ext_amp_gpio = devm_fwnode_get_index_gpiod_from_child( 1002 &pdev->dev, "ext-amp-enable", 0, 1003 codec_dev->fwnode, 1004 GPIOD_OUT_LOW, "speaker-amp"); 1005 if (IS_ERR(priv->ext_amp_gpio)) { 1006 ret_val = PTR_ERR(priv->ext_amp_gpio); 1007 switch (ret_val) { 1008 case -ENOENT: 1009 priv->ext_amp_gpio = NULL; 1010 break; 1011 default: 1012 dev_err(&pdev->dev, "Failed to get ext-amp-enable GPIO: %d\n", 1013 ret_val); 1014 /* fall through */ 1015 case -EPROBE_DEFER: 1016 put_device(codec_dev); 1017 return ret_val; 1018 } 1019 } 1020 priv->hp_detect = devm_fwnode_get_index_gpiod_from_child( 1021 &pdev->dev, "hp-detect", 0, 1022 codec_dev->fwnode, 1023 GPIOD_IN, "hp-detect"); 1024 if (IS_ERR(priv->hp_detect)) { 1025 ret_val = PTR_ERR(priv->hp_detect); 1026 switch (ret_val) { 1027 case -ENOENT: 1028 priv->hp_detect = NULL; 1029 break; 1030 default: 1031 dev_err(&pdev->dev, "Failed to get hp-detect GPIO: %d\n", 1032 ret_val); 1033 /* fall through */ 1034 case -EPROBE_DEFER: 1035 put_device(codec_dev); 1036 return ret_val; 1037 } 1038 } 1039 } 1040 1041 put_device(codec_dev); 1042 1043 log_quirks(&pdev->dev); 1044 1045 if ((byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) || 1046 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 1047 /* fixup codec aif name */ 1048 snprintf(byt_rt5651_codec_aif_name, 1049 sizeof(byt_rt5651_codec_aif_name), 1050 "%s", "rt5651-aif2"); 1051 1052 byt_rt5651_dais[dai_index].codec_dai_name = 1053 byt_rt5651_codec_aif_name; 1054 } 1055 1056 if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || 1057 (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { 1058 /* fixup cpu dai name name */ 1059 snprintf(byt_rt5651_cpu_dai_name, 1060 sizeof(byt_rt5651_cpu_dai_name), 1061 "%s", "ssp0-port"); 1062 1063 byt_rt5651_dais[dai_index].cpu_dai_name = 1064 byt_rt5651_cpu_dai_name; 1065 } 1066 1067 if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { 1068 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); 1069 if (IS_ERR(priv->mclk)) { 1070 ret_val = PTR_ERR(priv->mclk); 1071 dev_err(&pdev->dev, 1072 "Failed to get MCLK from pmc_plt_clk_3: %d\n", 1073 ret_val); 1074 /* 1075 * Fall back to bit clock usage for -ENOENT (clock not 1076 * available likely due to missing dependencies), bail 1077 * for all other errors, including -EPROBE_DEFER 1078 */ 1079 if (ret_val != -ENOENT) 1080 return ret_val; 1081 byt_rt5651_quirk &= ~BYT_RT5651_MCLK_EN; 1082 } 1083 } 1084 1085 if (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) 1086 hp_swapped = "-hp-swapped"; 1087 else 1088 hp_swapped = ""; 1089 1090 snprintf(byt_rt5651_long_name, sizeof(byt_rt5651_long_name), 1091 "bytcr-rt5651-%s-spk-%s-mic%s", 1092 (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ? 1093 "mono" : "stereo", 1094 mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)], hp_swapped); 1095 byt_rt5651_card.long_name = byt_rt5651_long_name; 1096 1097 /* override plaform name, if required */ 1098 platform_name = mach->mach_params.platform; 1099 1100 ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5651_card, 1101 platform_name); 1102 if (ret_val) 1103 return ret_val; 1104 1105 ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5651_card); 1106 1107 if (ret_val) { 1108 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", 1109 ret_val); 1110 return ret_val; 1111 } 1112 platform_set_drvdata(pdev, &byt_rt5651_card); 1113 return ret_val; 1114 } 1115 1116 static struct platform_driver snd_byt_rt5651_mc_driver = { 1117 .driver = { 1118 .name = "bytcr_rt5651", 1119 }, 1120 .probe = snd_byt_rt5651_mc_probe, 1121 }; 1122 1123 module_platform_driver(snd_byt_rt5651_mc_driver); 1124 1125 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver for RT5651"); 1126 MODULE_AUTHOR("Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>"); 1127 MODULE_LICENSE("GPL v2"); 1128 MODULE_ALIAS("platform:bytcr_rt5651"); 1129