1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2 // 3 // Copyright(c) 2022 Mediatek Inc. All rights reserved. 4 // 5 // Author: Allen-KH Cheng <allen-kh.cheng@mediatek.com> 6 // Tinghan Shen <tinghan.shen@mediatek.com> 7 8 /* 9 * Hardware interface for audio DSP on mt8186 10 */ 11 12 #include <linux/delay.h> 13 #include <linux/firmware.h> 14 #include <linux/io.h> 15 #include <linux/of_address.h> 16 #include <linux/of_irq.h> 17 #include <linux/of_platform.h> 18 #include <linux/of_reserved_mem.h> 19 #include <linux/module.h> 20 21 #include <sound/sof.h> 22 #include <sound/sof/xtensa.h> 23 #include "../../ops.h" 24 #include "../../sof-of-dev.h" 25 #include "../../sof-audio.h" 26 #include "../adsp_helper.h" 27 #include "../mtk-adsp-common.h" 28 #include "mt8186.h" 29 #include "mt8186-clk.h" 30 31 static int mt8186_get_mailbox_offset(struct snd_sof_dev *sdev) 32 { 33 return MBOX_OFFSET; 34 } 35 36 static int mt8186_get_window_offset(struct snd_sof_dev *sdev, u32 id) 37 { 38 return MBOX_OFFSET; 39 } 40 41 static int mt8186_send_msg(struct snd_sof_dev *sdev, 42 struct snd_sof_ipc_msg *msg) 43 { 44 struct adsp_priv *priv = sdev->pdata->hw_pdata; 45 46 sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, 47 msg->msg_size); 48 49 return mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_REQ, MTK_ADSP_IPC_OP_REQ); 50 } 51 52 static void mt8186_dsp_handle_reply(struct mtk_adsp_ipc *ipc) 53 { 54 struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc); 55 unsigned long flags; 56 57 spin_lock_irqsave(&priv->sdev->ipc_lock, flags); 58 snd_sof_ipc_process_reply(priv->sdev, 0); 59 spin_unlock_irqrestore(&priv->sdev->ipc_lock, flags); 60 } 61 62 static void mt8186_dsp_handle_request(struct mtk_adsp_ipc *ipc) 63 { 64 struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc); 65 u32 p; /* panic code */ 66 int ret; 67 68 /* Read the message from the debug box. */ 69 sof_mailbox_read(priv->sdev, priv->sdev->debug_box.offset + 4, 70 &p, sizeof(p)); 71 72 /* Check to see if the message is a panic code 0x0dead*** */ 73 if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { 74 snd_sof_dsp_panic(priv->sdev, p, true); 75 } else { 76 snd_sof_ipc_msgs_rx(priv->sdev); 77 78 /* tell DSP cmd is done */ 79 ret = mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_RSP, MTK_ADSP_IPC_OP_RSP); 80 if (ret) 81 dev_err(priv->dev, "request send ipc failed"); 82 } 83 } 84 85 static struct mtk_adsp_ipc_ops dsp_ops = { 86 .handle_reply = mt8186_dsp_handle_reply, 87 .handle_request = mt8186_dsp_handle_request, 88 }; 89 90 static int platform_parse_resource(struct platform_device *pdev, void *data) 91 { 92 struct resource *mmio; 93 struct resource res; 94 struct device_node *mem_region; 95 struct device *dev = &pdev->dev; 96 struct mtk_adsp_chip_info *adsp = data; 97 int ret; 98 99 mem_region = of_parse_phandle(dev->of_node, "memory-region", 0); 100 if (!mem_region) { 101 dev_err(dev, "no dma memory-region phandle\n"); 102 return -ENODEV; 103 } 104 105 ret = of_address_to_resource(mem_region, 0, &res); 106 of_node_put(mem_region); 107 if (ret) { 108 dev_err(dev, "of_address_to_resource dma failed\n"); 109 return ret; 110 } 111 112 dev_dbg(dev, "DMA %pR\n", &res); 113 114 adsp->pa_shared_dram = (phys_addr_t)res.start; 115 adsp->shared_size = resource_size(&res); 116 if (adsp->pa_shared_dram & DRAM_REMAP_MASK) { 117 dev_err(dev, "adsp shared dma memory(%#x) is not 4K-aligned\n", 118 (u32)adsp->pa_shared_dram); 119 return -EINVAL; 120 } 121 122 ret = of_reserved_mem_device_init(dev); 123 if (ret) { 124 dev_err(dev, "of_reserved_mem_device_init failed\n"); 125 return ret; 126 } 127 128 mem_region = of_parse_phandle(dev->of_node, "memory-region", 1); 129 if (!mem_region) { 130 dev_err(dev, "no memory-region sysmem phandle\n"); 131 return -ENODEV; 132 } 133 134 ret = of_address_to_resource(mem_region, 0, &res); 135 of_node_put(mem_region); 136 if (ret) { 137 dev_err(dev, "of_address_to_resource sysmem failed\n"); 138 return ret; 139 } 140 141 adsp->pa_dram = (phys_addr_t)res.start; 142 if (adsp->pa_dram & DRAM_REMAP_MASK) { 143 dev_err(dev, "adsp memory(%#x) is not 4K-aligned\n", 144 (u32)adsp->pa_dram); 145 return -EINVAL; 146 } 147 148 adsp->dramsize = resource_size(&res); 149 if (adsp->dramsize < TOTAL_SIZE_SHARED_DRAM_FROM_TAIL) { 150 dev_err(dev, "adsp memory(%#x) is not enough for share\n", 151 adsp->dramsize); 152 return -EINVAL; 153 } 154 155 dev_dbg(dev, "dram pbase=%pa size=%#x\n", &adsp->pa_dram, adsp->dramsize); 156 157 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg"); 158 if (!mmio) { 159 dev_err(dev, "no ADSP-CFG register resource\n"); 160 return -ENXIO; 161 } 162 163 adsp->va_cfgreg = devm_ioremap_resource(dev, mmio); 164 if (IS_ERR(adsp->va_cfgreg)) 165 return PTR_ERR(adsp->va_cfgreg); 166 167 adsp->pa_cfgreg = (phys_addr_t)mmio->start; 168 adsp->cfgregsize = resource_size(mmio); 169 170 dev_dbg(dev, "cfgreg pbase=%pa size=%#x\n", &adsp->pa_cfgreg, adsp->cfgregsize); 171 172 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sram"); 173 if (!mmio) { 174 dev_err(dev, "no SRAM resource\n"); 175 return -ENXIO; 176 } 177 178 adsp->pa_sram = (phys_addr_t)mmio->start; 179 adsp->sramsize = resource_size(mmio); 180 181 dev_dbg(dev, "sram pbase=%pa size=%#x\n", &adsp->pa_sram, adsp->sramsize); 182 183 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sec"); 184 if (!mmio) { 185 dev_err(dev, "no SEC register resource\n"); 186 return -ENXIO; 187 } 188 189 adsp->va_secreg = devm_ioremap_resource(dev, mmio); 190 if (IS_ERR(adsp->va_secreg)) 191 return PTR_ERR(adsp->va_secreg); 192 193 adsp->pa_secreg = (phys_addr_t)mmio->start; 194 adsp->secregsize = resource_size(mmio); 195 196 dev_dbg(dev, "secreg pbase=%pa size=%#x\n", &adsp->pa_secreg, adsp->secregsize); 197 198 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "bus"); 199 if (!mmio) { 200 dev_err(dev, "no BUS register resource\n"); 201 return -ENXIO; 202 } 203 204 adsp->va_busreg = devm_ioremap_resource(dev, mmio); 205 if (IS_ERR(adsp->va_busreg)) 206 return PTR_ERR(adsp->va_busreg); 207 208 adsp->pa_busreg = (phys_addr_t)mmio->start; 209 adsp->busregsize = resource_size(mmio); 210 211 dev_dbg(dev, "busreg pbase=%pa size=%#x\n", &adsp->pa_busreg, adsp->busregsize); 212 213 return 0; 214 } 215 216 static void adsp_sram_power_on(struct snd_sof_dev *sdev) 217 { 218 snd_sof_dsp_update_bits(sdev, DSP_BUSREG_BAR, ADSP_SRAM_POOL_CON, 219 DSP_SRAM_POOL_PD_MASK, 0); 220 } 221 222 static void adsp_sram_power_off(struct snd_sof_dev *sdev) 223 { 224 snd_sof_dsp_update_bits(sdev, DSP_BUSREG_BAR, ADSP_SRAM_POOL_CON, 225 DSP_SRAM_POOL_PD_MASK, DSP_SRAM_POOL_PD_MASK); 226 } 227 228 /* Init the basic DSP DRAM address */ 229 static int adsp_memory_remap_init(struct snd_sof_dev *sdev, struct mtk_adsp_chip_info *adsp) 230 { 231 u32 offset; 232 233 offset = adsp->pa_dram - DRAM_PHYS_BASE_FROM_DSP_VIEW; 234 adsp->dram_offset = offset; 235 offset >>= DRAM_REMAP_SHIFT; 236 237 dev_dbg(sdev->dev, "adsp->pa_dram %pa, offset %#x\n", &adsp->pa_dram, offset); 238 239 snd_sof_dsp_write(sdev, DSP_BUSREG_BAR, DSP_C0_EMI_MAP_ADDR, offset); 240 snd_sof_dsp_write(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR, offset); 241 242 if (offset != snd_sof_dsp_read(sdev, DSP_BUSREG_BAR, DSP_C0_EMI_MAP_ADDR) || 243 offset != snd_sof_dsp_read(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR)) { 244 dev_err(sdev->dev, "emi remap fail\n"); 245 return -EIO; 246 } 247 248 return 0; 249 } 250 251 static int adsp_shared_base_ioremap(struct platform_device *pdev, void *data) 252 { 253 struct device *dev = &pdev->dev; 254 struct mtk_adsp_chip_info *adsp = data; 255 256 /* remap shared-dram base to be non-cachable */ 257 adsp->shared_dram = devm_ioremap(dev, adsp->pa_shared_dram, 258 adsp->shared_size); 259 if (!adsp->shared_dram) { 260 dev_err(dev, "failed to ioremap base %pa size %#x\n", 261 adsp->shared_dram, adsp->shared_size); 262 return -ENOMEM; 263 } 264 265 dev_dbg(dev, "shared-dram vbase=%p, phy addr :%pa, size=%#x\n", 266 adsp->shared_dram, &adsp->pa_shared_dram, adsp->shared_size); 267 268 return 0; 269 } 270 271 static int mt8186_run(struct snd_sof_dev *sdev) 272 { 273 u32 adsp_bootup_addr; 274 275 adsp_bootup_addr = SRAM_PHYS_BASE_FROM_DSP_VIEW; 276 dev_dbg(sdev->dev, "HIFIxDSP boot from base : 0x%08X\n", adsp_bootup_addr); 277 mt8186_sof_hifixdsp_boot_sequence(sdev, adsp_bootup_addr); 278 279 return 0; 280 } 281 282 static int mt8186_dsp_probe(struct snd_sof_dev *sdev) 283 { 284 struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev); 285 struct adsp_priv *priv; 286 int ret; 287 288 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); 289 if (!priv) 290 return -ENOMEM; 291 292 sdev->pdata->hw_pdata = priv; 293 priv->dev = sdev->dev; 294 priv->sdev = sdev; 295 296 priv->adsp = devm_kzalloc(&pdev->dev, sizeof(struct mtk_adsp_chip_info), GFP_KERNEL); 297 if (!priv->adsp) 298 return -ENOMEM; 299 300 ret = platform_parse_resource(pdev, priv->adsp); 301 if (ret) 302 return ret; 303 304 sdev->bar[SOF_FW_BLK_TYPE_IRAM] = devm_ioremap(sdev->dev, 305 priv->adsp->pa_sram, 306 priv->adsp->sramsize); 307 if (!sdev->bar[SOF_FW_BLK_TYPE_IRAM]) { 308 dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n", 309 &priv->adsp->pa_sram, priv->adsp->sramsize); 310 return -ENOMEM; 311 } 312 313 priv->adsp->va_sram = sdev->bar[SOF_FW_BLK_TYPE_IRAM]; 314 315 sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap(sdev->dev, 316 priv->adsp->pa_dram, 317 priv->adsp->dramsize); 318 319 if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) { 320 dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n", 321 &priv->adsp->pa_dram, priv->adsp->dramsize); 322 return -ENOMEM; 323 } 324 325 priv->adsp->va_dram = sdev->bar[SOF_FW_BLK_TYPE_SRAM]; 326 327 ret = adsp_shared_base_ioremap(pdev, priv->adsp); 328 if (ret) { 329 dev_err(sdev->dev, "adsp_shared_base_ioremap fail!\n"); 330 return ret; 331 } 332 333 sdev->bar[DSP_REG_BAR] = priv->adsp->va_cfgreg; 334 sdev->bar[DSP_SECREG_BAR] = priv->adsp->va_secreg; 335 sdev->bar[DSP_BUSREG_BAR] = priv->adsp->va_busreg; 336 337 sdev->mmio_bar = SOF_FW_BLK_TYPE_SRAM; 338 sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM; 339 340 /* set default mailbox offset for FW ready message */ 341 sdev->dsp_box.offset = mt8186_get_mailbox_offset(sdev); 342 343 ret = adsp_memory_remap_init(sdev, priv->adsp); 344 if (ret) { 345 dev_err(sdev->dev, "adsp_memory_remap_init fail!\n"); 346 return ret; 347 } 348 349 /* enable adsp clock before touching registers */ 350 ret = mt8186_adsp_init_clock(sdev); 351 if (ret) { 352 dev_err(sdev->dev, "mt8186_adsp_init_clock failed\n"); 353 return ret; 354 } 355 356 ret = mt8186_adsp_clock_on(sdev); 357 if (ret) { 358 dev_err(sdev->dev, "mt8186_adsp_clock_on fail!\n"); 359 return ret; 360 } 361 362 adsp_sram_power_on(sdev); 363 364 priv->ipc_dev = platform_device_register_data(&pdev->dev, "mtk-adsp-ipc", 365 PLATFORM_DEVID_NONE, 366 pdev, sizeof(*pdev)); 367 if (IS_ERR(priv->ipc_dev)) { 368 ret = PTR_ERR(priv->ipc_dev); 369 dev_err(sdev->dev, "failed to create mtk-adsp-ipc device\n"); 370 goto err_adsp_off; 371 } 372 373 priv->dsp_ipc = dev_get_drvdata(&priv->ipc_dev->dev); 374 if (!priv->dsp_ipc) { 375 ret = -EPROBE_DEFER; 376 dev_err(sdev->dev, "failed to get drvdata\n"); 377 goto exit_pdev_unregister; 378 } 379 380 mtk_adsp_ipc_set_data(priv->dsp_ipc, priv); 381 priv->dsp_ipc->ops = &dsp_ops; 382 383 return 0; 384 385 exit_pdev_unregister: 386 platform_device_unregister(priv->ipc_dev); 387 err_adsp_off: 388 adsp_sram_power_off(sdev); 389 mt8186_adsp_clock_off(sdev); 390 391 return ret; 392 } 393 394 static int mt8186_dsp_remove(struct snd_sof_dev *sdev) 395 { 396 struct adsp_priv *priv = sdev->pdata->hw_pdata; 397 398 platform_device_unregister(priv->ipc_dev); 399 mt8186_sof_hifixdsp_shutdown(sdev); 400 adsp_sram_power_off(sdev); 401 mt8186_adsp_clock_off(sdev); 402 403 return 0; 404 } 405 406 static int mt8186_dsp_shutdown(struct snd_sof_dev *sdev) 407 { 408 return snd_sof_suspend(sdev->dev); 409 } 410 411 static int mt8186_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) 412 { 413 mt8186_sof_hifixdsp_shutdown(sdev); 414 adsp_sram_power_off(sdev); 415 mt8186_adsp_clock_off(sdev); 416 417 return 0; 418 } 419 420 static int mt8186_dsp_resume(struct snd_sof_dev *sdev) 421 { 422 int ret; 423 424 ret = mt8186_adsp_clock_on(sdev); 425 if (ret) { 426 dev_err(sdev->dev, "mt8186_adsp_clock_on fail!\n"); 427 return ret; 428 } 429 430 adsp_sram_power_on(sdev); 431 432 return ret; 433 } 434 435 /* on mt8186 there is 1 to 1 match between type and BAR idx */ 436 static int mt8186_get_bar_index(struct snd_sof_dev *sdev, u32 type) 437 { 438 return type; 439 } 440 441 static int mt8186_pcm_hw_params(struct snd_sof_dev *sdev, 442 struct snd_pcm_substream *substream, 443 struct snd_pcm_hw_params *params, 444 struct snd_sof_platform_stream_params *platform_params) 445 { 446 platform_params->cont_update_posn = 1; 447 448 return 0; 449 } 450 451 static snd_pcm_uframes_t mt8186_pcm_pointer(struct snd_sof_dev *sdev, 452 struct snd_pcm_substream *substream) 453 { 454 int ret; 455 snd_pcm_uframes_t pos; 456 struct snd_sof_pcm *spcm; 457 struct sof_ipc_stream_posn posn; 458 struct snd_sof_pcm_stream *stream; 459 struct snd_soc_component *scomp = sdev->component; 460 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); 461 462 spcm = snd_sof_find_spcm_dai(scomp, rtd); 463 if (!spcm) { 464 dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n", 465 rtd->dai_link->id); 466 return 0; 467 } 468 469 stream = &spcm->stream[substream->stream]; 470 ret = snd_sof_ipc_msg_data(sdev, stream, &posn, sizeof(posn)); 471 if (ret < 0) { 472 dev_warn(sdev->dev, "failed to read stream position: %d\n", ret); 473 return 0; 474 } 475 476 memcpy(&stream->posn, &posn, sizeof(posn)); 477 pos = spcm->stream[substream->stream].posn.host_posn; 478 pos = bytes_to_frames(substream->runtime, pos); 479 480 return pos; 481 } 482 483 static void mt8186_adsp_dump(struct snd_sof_dev *sdev, u32 flags) 484 { 485 u32 dbg_pc, dbg_data, dbg_inst, dbg_ls0stat, dbg_status, faultinfo; 486 487 /* dump debug registers */ 488 dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC); 489 dbg_data = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGDATA); 490 dbg_inst = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGINST); 491 dbg_ls0stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS0STAT); 492 dbg_status = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGSTATUS); 493 faultinfo = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTINFO); 494 495 dev_info(sdev->dev, "adsp dump : pc %#x, data %#x, dbg_inst %#x,", 496 dbg_pc, dbg_data, dbg_inst); 497 dev_info(sdev->dev, "ls0stat %#x, status %#x, faultinfo %#x", 498 dbg_ls0stat, dbg_status, faultinfo); 499 500 mtk_adsp_dump(sdev, flags); 501 } 502 503 static struct snd_soc_dai_driver mt8186_dai[] = { 504 { 505 .name = "SOF_DL1", 506 .playback = { 507 .channels_min = 1, 508 .channels_max = 2, 509 }, 510 }, 511 { 512 .name = "SOF_DL2", 513 .playback = { 514 .channels_min = 1, 515 .channels_max = 2, 516 }, 517 }, 518 { 519 .name = "SOF_UL1", 520 .capture = { 521 .channels_min = 1, 522 .channels_max = 2, 523 }, 524 }, 525 { 526 .name = "SOF_UL2", 527 .capture = { 528 .channels_min = 1, 529 .channels_max = 2, 530 }, 531 }, 532 }; 533 534 /* mt8186 ops */ 535 static struct snd_sof_dsp_ops sof_mt8186_ops = { 536 /* probe and remove */ 537 .probe = mt8186_dsp_probe, 538 .remove = mt8186_dsp_remove, 539 .shutdown = mt8186_dsp_shutdown, 540 541 /* DSP core boot */ 542 .run = mt8186_run, 543 544 /* Block IO */ 545 .block_read = sof_block_read, 546 .block_write = sof_block_write, 547 548 /* Mailbox IO */ 549 .mailbox_read = sof_mailbox_read, 550 .mailbox_write = sof_mailbox_write, 551 552 /* Register IO */ 553 .write = sof_io_write, 554 .read = sof_io_read, 555 .write64 = sof_io_write64, 556 .read64 = sof_io_read64, 557 558 /* ipc */ 559 .send_msg = mt8186_send_msg, 560 .get_mailbox_offset = mt8186_get_mailbox_offset, 561 .get_window_offset = mt8186_get_window_offset, 562 .ipc_msg_data = sof_ipc_msg_data, 563 .set_stream_data_offset = sof_set_stream_data_offset, 564 565 /* misc */ 566 .get_bar_index = mt8186_get_bar_index, 567 568 /* stream callbacks */ 569 .pcm_open = sof_stream_pcm_open, 570 .pcm_hw_params = mt8186_pcm_hw_params, 571 .pcm_pointer = mt8186_pcm_pointer, 572 .pcm_close = sof_stream_pcm_close, 573 574 /* firmware loading */ 575 .load_firmware = snd_sof_load_firmware_memcpy, 576 577 /* Firmware ops */ 578 .dsp_arch_ops = &sof_xtensa_arch_ops, 579 580 /* DAI drivers */ 581 .drv = mt8186_dai, 582 .num_drv = ARRAY_SIZE(mt8186_dai), 583 584 /* Debug information */ 585 .dbg_dump = mt8186_adsp_dump, 586 .debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem, 587 588 /* PM */ 589 .suspend = mt8186_dsp_suspend, 590 .resume = mt8186_dsp_resume, 591 592 /* ALSA HW info flags */ 593 .hw_info = SNDRV_PCM_INFO_MMAP | 594 SNDRV_PCM_INFO_MMAP_VALID | 595 SNDRV_PCM_INFO_INTERLEAVED | 596 SNDRV_PCM_INFO_PAUSE | 597 SNDRV_PCM_INFO_NO_PERIOD_WAKEUP, 598 }; 599 600 static struct snd_sof_of_mach sof_mt8186_machs[] = { 601 { 602 .compatible = "mediatek,mt8186", 603 .sof_tplg_filename = "sof-mt8186.tplg", 604 }, 605 {} 606 }; 607 608 static const struct sof_dev_desc sof_of_mt8186_desc = { 609 .of_machines = sof_mt8186_machs, 610 .ipc_supported_mask = BIT(SOF_IPC), 611 .ipc_default = SOF_IPC, 612 .default_fw_path = { 613 [SOF_IPC] = "mediatek/sof", 614 }, 615 .default_tplg_path = { 616 [SOF_IPC] = "mediatek/sof-tplg", 617 }, 618 .default_fw_filename = { 619 [SOF_IPC] = "sof-mt8186.ri", 620 }, 621 .nocodec_tplg_filename = "sof-mt8186-nocodec.tplg", 622 .ops = &sof_mt8186_ops, 623 }; 624 625 /* 626 * DL2, DL3, UL4, UL5 are registered as SOF FE, so creating the corresponding 627 * SOF BE to complete the pipeline. 628 */ 629 static struct snd_soc_dai_driver mt8188_dai[] = { 630 { 631 .name = "SOF_DL2", 632 .playback = { 633 .channels_min = 1, 634 .channels_max = 2, 635 }, 636 }, 637 { 638 .name = "SOF_DL3", 639 .playback = { 640 .channels_min = 1, 641 .channels_max = 2, 642 }, 643 }, 644 { 645 .name = "SOF_UL4", 646 .capture = { 647 .channels_min = 1, 648 .channels_max = 2, 649 }, 650 }, 651 { 652 .name = "SOF_UL5", 653 .capture = { 654 .channels_min = 1, 655 .channels_max = 2, 656 }, 657 }, 658 }; 659 660 /* mt8188 ops */ 661 static struct snd_sof_dsp_ops sof_mt8188_ops; 662 663 static int sof_mt8188_ops_init(struct snd_sof_dev *sdev) 664 { 665 /* common defaults */ 666 memcpy(&sof_mt8188_ops, &sof_mt8186_ops, sizeof(sof_mt8188_ops)); 667 668 sof_mt8188_ops.drv = mt8188_dai; 669 sof_mt8188_ops.num_drv = ARRAY_SIZE(mt8188_dai); 670 671 return 0; 672 } 673 674 static struct snd_sof_of_mach sof_mt8188_machs[] = { 675 { 676 .compatible = "mediatek,mt8188", 677 .sof_tplg_filename = "sof-mt8188.tplg", 678 }, 679 {} 680 }; 681 682 static const struct sof_dev_desc sof_of_mt8188_desc = { 683 .of_machines = sof_mt8188_machs, 684 .ipc_supported_mask = BIT(SOF_IPC), 685 .ipc_default = SOF_IPC, 686 .default_fw_path = { 687 [SOF_IPC] = "mediatek/sof", 688 }, 689 .default_tplg_path = { 690 [SOF_IPC] = "mediatek/sof-tplg", 691 }, 692 .default_fw_filename = { 693 [SOF_IPC] = "sof-mt8188.ri", 694 }, 695 .nocodec_tplg_filename = "sof-mt8188-nocodec.tplg", 696 .ops = &sof_mt8188_ops, 697 .ops_init = sof_mt8188_ops_init, 698 }; 699 700 static const struct of_device_id sof_of_mt8186_ids[] = { 701 { .compatible = "mediatek,mt8186-dsp", .data = &sof_of_mt8186_desc}, 702 { .compatible = "mediatek,mt8188-dsp", .data = &sof_of_mt8188_desc}, 703 { } 704 }; 705 MODULE_DEVICE_TABLE(of, sof_of_mt8186_ids); 706 707 /* DT driver definition */ 708 static struct platform_driver snd_sof_of_mt8186_driver = { 709 .probe = sof_of_probe, 710 .remove = sof_of_remove, 711 .shutdown = sof_of_shutdown, 712 .driver = { 713 .name = "sof-audio-of-mt8186", 714 .pm = &sof_of_pm, 715 .of_match_table = sof_of_mt8186_ids, 716 }, 717 }; 718 module_platform_driver(snd_sof_of_mt8186_driver); 719 720 MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA); 721 MODULE_IMPORT_NS(SND_SOC_SOF_MTK_COMMON); 722 MODULE_LICENSE("Dual BSD/GPL"); 723