1 // SPDX-License-Identifier: GPL-2.0-only 2 // Copyright(c) 2019 Intel Corporation. 3 4 /* 5 * Intel SOF Machine driver for Dialog headphone codec 6 */ 7 8 #include <linux/input.h> 9 #include <linux/module.h> 10 #include <sound/jack.h> 11 #include <sound/pcm.h> 12 #include <sound/pcm_params.h> 13 #include <linux/platform_device.h> 14 #include <sound/soc.h> 15 #include <sound/soc-acpi.h> 16 #include <sound/sof.h> 17 #include "../../codecs/da7219.h" 18 #include "sof_board_helpers.h" 19 #include "sof_maxim_common.h" 20 21 /* Driver-specific board quirks: from bit 0 to 7 */ 22 #define SOF_DA7219_GLK_BOARD BIT(0) 23 #define SOF_DA7219_CML_BOARD BIT(1) 24 #define SOF_DA7219_JSL_BOARD BIT(2) 25 #define SOF_DA7219_MCLK_EN BIT(3) 26 27 #define DIALOG_CODEC_DAI "da7219-hifi" 28 29 static int platform_clock_control(struct snd_soc_dapm_widget *w, 30 struct snd_kcontrol *k, int event) 31 { 32 struct snd_soc_dapm_context *dapm = w->dapm; 33 struct snd_soc_card *card = dapm->card; 34 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); 35 struct snd_soc_dai *codec_dai; 36 int ret = 0; 37 38 if (ctx->da7219.pll_bypass) 39 return ret; 40 41 /* PLL SRM mode */ 42 codec_dai = snd_soc_card_get_codec_dai(card, DIALOG_CODEC_DAI); 43 if (!codec_dai) { 44 dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n"); 45 return -EIO; 46 } 47 48 if (SND_SOC_DAPM_EVENT_OFF(event)) { 49 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 50 0, 0); 51 if (ret) 52 dev_err(card->dev, "failed to stop PLL: %d\n", ret); 53 } else if (SND_SOC_DAPM_EVENT_ON(event)) { 54 dev_dbg(card->dev, "pll srm mode\n"); 55 56 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM, 57 0, DA7219_PLL_FREQ_OUT_98304); 58 if (ret) 59 dev_err(card->dev, "failed to start PLL: %d\n", ret); 60 } 61 62 return ret; 63 } 64 65 static const struct snd_kcontrol_new controls[] = { 66 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 67 SOC_DAPM_PIN_SWITCH("Headset Mic"), 68 SOC_DAPM_PIN_SWITCH("Line Out"), 69 }; 70 71 static const struct snd_soc_dapm_widget widgets[] = { 72 SND_SOC_DAPM_HP("Headphone Jack", NULL), 73 SND_SOC_DAPM_MIC("Headset Mic", NULL), 74 SND_SOC_DAPM_LINE("Line Out", NULL), 75 76 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 77 platform_clock_control, SND_SOC_DAPM_POST_PMD | 78 SND_SOC_DAPM_PRE_PMU), 79 }; 80 81 static const struct snd_soc_dapm_route audio_map[] = { 82 { "Headphone Jack", NULL, "HPL" }, 83 { "Headphone Jack", NULL, "HPR" }, 84 85 { "MIC", NULL, "Headset Mic" }, 86 87 { "Headphone Jack", NULL, "Platform Clock" }, 88 { "Headset Mic", NULL, "Platform Clock" }, 89 { "Line Out", NULL, "Platform Clock" }, 90 }; 91 92 static struct snd_soc_jack_pin jack_pins[] = { 93 { 94 .pin = "Headphone Jack", 95 .mask = SND_JACK_HEADPHONE, 96 }, 97 { 98 .pin = "Headset Mic", 99 .mask = SND_JACK_MICROPHONE, 100 }, 101 { 102 .pin = "Line Out", 103 .mask = SND_JACK_LINEOUT, 104 }, 105 }; 106 107 static int da7219_codec_init(struct snd_soc_pcm_runtime *rtd) 108 { 109 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 110 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); 111 struct snd_soc_component *component = codec_dai->component; 112 struct snd_soc_jack *jack = &ctx->headset_jack; 113 int mclk_rate, ret; 114 115 mclk_rate = sof_dai_get_mclk(rtd); 116 if (mclk_rate <= 0) { 117 dev_err(rtd->dev, "invalid mclk freq %d\n", mclk_rate); 118 return -EINVAL; 119 } 120 121 ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, mclk_rate, 122 SND_SOC_CLOCK_IN); 123 if (ret) { 124 dev_err(rtd->dev, "fail to set sysclk, ret %d\n", ret); 125 return ret; 126 } 127 128 /* 129 * Use PLL bypass mode if MCLK is available, be sure to set the 130 * frequency of MCLK to 12.288 or 24.576MHz on topology side. 131 */ 132 if (ctx->da7219.mclk_en && 133 (mclk_rate == 12288000 || mclk_rate == 24576000)) { 134 /* PLL bypass mode */ 135 dev_dbg(rtd->dev, "pll bypass mode, mclk rate %d\n", mclk_rate); 136 137 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 0, 0); 138 if (ret) { 139 dev_err(rtd->dev, "fail to set pll, ret %d\n", ret); 140 return ret; 141 } 142 143 ctx->da7219.pll_bypass = true; 144 } 145 146 /* 147 * Headset buttons map to the google Reference headset. 148 * These can be configured by userspace. 149 */ 150 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack", 151 SND_JACK_HEADSET | SND_JACK_BTN_0 | 152 SND_JACK_BTN_1 | SND_JACK_BTN_2 | 153 SND_JACK_BTN_3 | SND_JACK_LINEOUT, 154 jack, jack_pins, ARRAY_SIZE(jack_pins)); 155 if (ret) { 156 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); 157 return ret; 158 } 159 160 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 161 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); 162 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); 163 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); 164 165 ret = snd_soc_component_set_jack(component, jack, NULL); 166 if (ret) { 167 dev_err(rtd->dev, "fail to set component jack, ret %d\n", ret); 168 return ret; 169 } 170 171 return ret; 172 } 173 174 static void da7219_codec_exit(struct snd_soc_pcm_runtime *rtd) 175 { 176 struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; 177 178 snd_soc_component_set_jack(component, NULL, NULL); 179 } 180 181 static int card_late_probe(struct snd_soc_card *card) 182 { 183 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); 184 struct snd_soc_dapm_context *dapm = &card->dapm; 185 int err; 186 187 if (ctx->amp_type == CODEC_MAX98373) { 188 /* Disable Left and Right Spk pin after boot */ 189 snd_soc_dapm_disable_pin(dapm, "Left Spk"); 190 snd_soc_dapm_disable_pin(dapm, "Right Spk"); 191 err = snd_soc_dapm_sync(dapm); 192 if (err < 0) 193 return err; 194 } 195 196 return sof_intel_board_card_late_probe(card); 197 } 198 199 static struct snd_soc_card card_da7219 = { 200 .name = "da7219", /* the sof- prefix is added by the core */ 201 .owner = THIS_MODULE, 202 .controls = controls, 203 .num_controls = ARRAY_SIZE(controls), 204 .dapm_widgets = widgets, 205 .num_dapm_widgets = ARRAY_SIZE(widgets), 206 .dapm_routes = audio_map, 207 .num_dapm_routes = ARRAY_SIZE(audio_map), 208 .fully_routed = true, 209 .late_probe = card_late_probe, 210 }; 211 212 static struct snd_soc_dai_link_component da7219_component[] = { 213 { 214 .name = "i2c-DLGS7219:00", 215 .dai_name = DIALOG_CODEC_DAI, 216 } 217 }; 218 219 static int 220 sof_card_dai_links_create(struct device *dev, struct snd_soc_card *card, 221 struct sof_card_private *ctx) 222 { 223 int ret; 224 225 ret = sof_intel_board_set_dai_link(dev, card, ctx); 226 if (ret) 227 return ret; 228 229 if (!ctx->codec_link) { 230 dev_err(dev, "codec link not available"); 231 return -EINVAL; 232 } 233 234 /* codec-specific fields for headphone codec */ 235 ctx->codec_link->codecs = da7219_component; 236 ctx->codec_link->num_codecs = ARRAY_SIZE(da7219_component); 237 ctx->codec_link->init = da7219_codec_init; 238 ctx->codec_link->exit = da7219_codec_exit; 239 240 if (ctx->amp_type == CODEC_NONE) 241 return 0; 242 243 if (!ctx->amp_link) { 244 dev_err(dev, "amp link not available"); 245 return -EINVAL; 246 } 247 248 /* codec-specific fields for speaker amplifier */ 249 switch (ctx->amp_type) { 250 case CODEC_MAX98357A: 251 max_98357a_dai_link(ctx->amp_link); 252 break; 253 case CODEC_MAX98360A: 254 max_98360a_dai_link(ctx->amp_link); 255 break; 256 case CODEC_MAX98373: 257 max_98373_dai_link(dev, ctx->amp_link); 258 break; 259 case CODEC_MAX98390: 260 max_98390_dai_link(dev, ctx->amp_link); 261 break; 262 default: 263 dev_err(dev, "invalid amp type %d\n", ctx->amp_type); 264 return -EINVAL; 265 } 266 267 return 0; 268 } 269 270 #define GLK_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_AMP, \ 271 SOF_LINK_CODEC, \ 272 SOF_LINK_DMIC01, \ 273 SOF_LINK_IDISP_HDMI, \ 274 SOF_LINK_NONE, \ 275 SOF_LINK_NONE, \ 276 SOF_LINK_NONE) 277 278 #define CML_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_AMP, \ 279 SOF_LINK_CODEC, \ 280 SOF_LINK_DMIC01, \ 281 SOF_LINK_IDISP_HDMI, \ 282 SOF_LINK_DMIC16K, \ 283 SOF_LINK_NONE, \ 284 SOF_LINK_NONE) 285 286 #define JSL_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_AMP, \ 287 SOF_LINK_CODEC, \ 288 SOF_LINK_DMIC01, \ 289 SOF_LINK_IDISP_HDMI, \ 290 SOF_LINK_DMIC16K, \ 291 SOF_LINK_NONE, \ 292 SOF_LINK_NONE) 293 294 static int audio_probe(struct platform_device *pdev) 295 { 296 struct snd_soc_acpi_mach *mach = pdev->dev.platform_data; 297 struct sof_card_private *ctx; 298 char *card_name; 299 unsigned long board_quirk = 0; 300 int ret; 301 302 if (pdev->id_entry && pdev->id_entry->driver_data) 303 board_quirk = (unsigned long)pdev->id_entry->driver_data; 304 305 dev_dbg(&pdev->dev, "board_quirk = %lx\n", board_quirk); 306 307 /* initialize ctx with board quirk */ 308 ctx = sof_intel_board_get_ctx(&pdev->dev, board_quirk); 309 if (!ctx) 310 return -ENOMEM; 311 312 if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) 313 ctx->hdmi.idisp_codec = true; 314 315 if (board_quirk & SOF_DA7219_GLK_BOARD) { 316 /* dmic16k not support */ 317 ctx->dmic_be_num = 1; 318 319 /* overwrite the DAI link order for GLK boards */ 320 ctx->link_order_overwrite = GLK_LINK_ORDER; 321 322 /* backward-compatible with existing devices */ 323 switch (ctx->amp_type) { 324 case CODEC_MAX98357A: 325 card_name = devm_kstrdup(&pdev->dev, "glkda7219max", 326 GFP_KERNEL); 327 if (!card_name) 328 return -ENOMEM; 329 330 card_da7219.name = card_name; 331 break; 332 default: 333 break; 334 } 335 } else if (board_quirk & SOF_DA7219_CML_BOARD) { 336 /* overwrite the DAI link order for CML boards */ 337 ctx->link_order_overwrite = CML_LINK_ORDER; 338 339 /* backward-compatible with existing devices */ 340 switch (ctx->amp_type) { 341 case CODEC_MAX98357A: 342 card_name = devm_kstrdup(&pdev->dev, "cmlda7219max", 343 GFP_KERNEL); 344 if (!card_name) 345 return -ENOMEM; 346 347 card_da7219.name = card_name; 348 break; 349 case CODEC_MAX98390: 350 card_name = devm_kstrdup(&pdev->dev, 351 "cml_max98390_da7219", 352 GFP_KERNEL); 353 if (!card_name) 354 return -ENOMEM; 355 356 card_da7219.name = card_name; 357 break; 358 default: 359 break; 360 } 361 } else if (board_quirk & SOF_DA7219_JSL_BOARD) { 362 /* overwrite the DAI link order for JSL boards */ 363 ctx->link_order_overwrite = JSL_LINK_ORDER; 364 365 /* backward-compatible with existing devices */ 366 switch (ctx->amp_type) { 367 case CODEC_MAX98360A: 368 card_name = devm_kstrdup(&pdev->dev, "da7219max98360a", 369 GFP_KERNEL); 370 if (!card_name) 371 return -ENOMEM; 372 373 card_da7219.name = card_name; 374 break; 375 case CODEC_MAX98373: 376 card_name = devm_kstrdup(&pdev->dev, "da7219max", 377 GFP_KERNEL); 378 if (!card_name) 379 return -ENOMEM; 380 381 card_da7219.name = card_name; 382 break; 383 default: 384 break; 385 } 386 } 387 388 if (board_quirk & SOF_DA7219_MCLK_EN) 389 ctx->da7219.mclk_en = true; 390 391 /* update dai_link */ 392 ret = sof_card_dai_links_create(&pdev->dev, &card_da7219, ctx); 393 if (ret) 394 return ret; 395 396 /* update codec_conf */ 397 switch (ctx->amp_type) { 398 case CODEC_MAX98373: 399 max_98373_set_codec_conf(&card_da7219); 400 break; 401 case CODEC_MAX98390: 402 max_98390_set_codec_conf(&pdev->dev, &card_da7219); 403 break; 404 case CODEC_MAX98357A: 405 case CODEC_MAX98360A: 406 case CODEC_NONE: 407 /* no codec conf required */ 408 break; 409 default: 410 dev_err(&pdev->dev, "invalid amp type %d\n", ctx->amp_type); 411 return -EINVAL; 412 } 413 414 card_da7219.dev = &pdev->dev; 415 416 ret = snd_soc_fixup_dai_links_platform_name(&card_da7219, 417 mach->mach_params.platform); 418 if (ret) 419 return ret; 420 421 snd_soc_card_set_drvdata(&card_da7219, ctx); 422 423 return devm_snd_soc_register_card(&pdev->dev, &card_da7219); 424 } 425 426 static const struct platform_device_id board_ids[] = { 427 { 428 .name = "glk_da7219_def", 429 .driver_data = (kernel_ulong_t)(SOF_DA7219_GLK_BOARD | 430 SOF_SSP_PORT_CODEC(2) | 431 SOF_SSP_PORT_AMP(1)), 432 }, 433 { 434 .name = "cml_da7219_def", 435 .driver_data = (kernel_ulong_t)(SOF_DA7219_CML_BOARD | 436 SOF_SSP_PORT_CODEC(0) | 437 SOF_SSP_PORT_AMP(1)), 438 }, 439 { 440 .name = "jsl_da7219_def", 441 .driver_data = (kernel_ulong_t)(SOF_DA7219_JSL_BOARD | 442 SOF_SSP_PORT_CODEC(0) | 443 SOF_SSP_PORT_AMP(1)), 444 }, 445 { 446 .name = "adl_da7219_def", 447 .driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN | 448 SOF_SSP_PORT_CODEC(0) | 449 SOF_SSP_PORT_AMP(1) | 450 SOF_NUM_IDISP_HDMI(4) | 451 SOF_SSP_PORT_BT_OFFLOAD(2) | 452 SOF_BT_OFFLOAD_PRESENT), 453 }, 454 { 455 .name = "rpl_da7219_def", 456 .driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN | 457 SOF_SSP_PORT_CODEC(0) | 458 SOF_SSP_PORT_AMP(1) | 459 SOF_NUM_IDISP_HDMI(4) | 460 SOF_SSP_PORT_BT_OFFLOAD(2) | 461 SOF_BT_OFFLOAD_PRESENT), 462 }, 463 { 464 .name = "mtl_da7219_def", 465 .driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN | 466 SOF_SSP_PORT_CODEC(2) | 467 SOF_SSP_PORT_AMP(0) | 468 SOF_SSP_PORT_BT_OFFLOAD(1) | 469 SOF_BT_OFFLOAD_PRESENT), 470 }, 471 { } 472 }; 473 MODULE_DEVICE_TABLE(platform, board_ids); 474 475 static struct platform_driver audio = { 476 .probe = audio_probe, 477 .driver = { 478 .name = "sof_da7219", 479 .pm = &snd_soc_pm_ops, 480 }, 481 .id_table = board_ids, 482 }; 483 module_platform_driver(audio) 484 485 /* Module information */ 486 MODULE_DESCRIPTION("ASoC Intel(R) SOF Machine driver for Dialog codec"); 487 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>"); 488 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>"); 489 MODULE_LICENSE("GPL v2"); 490 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS); 491 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON); 492