1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2 //
3 // Copyright(c) 2021 Mediatek Inc. All rights reserved.
4 //
5 // Author: YC Hung <yc.hung@mediatek.com>
6 //
7
8 /*
9 * Hardware interface for audio DSP on mt8195
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 "mt8195.h"
29 #include "mt8195-clk.h"
30
mt8195_get_mailbox_offset(struct snd_sof_dev * sdev)31 static int mt8195_get_mailbox_offset(struct snd_sof_dev *sdev)
32 {
33 return MBOX_OFFSET;
34 }
35
mt8195_get_window_offset(struct snd_sof_dev * sdev,u32 id)36 static int mt8195_get_window_offset(struct snd_sof_dev *sdev, u32 id)
37 {
38 return MBOX_OFFSET;
39 }
40
mt8195_send_msg(struct snd_sof_dev * sdev,struct snd_sof_ipc_msg * msg)41 static int mt8195_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
mt8195_dsp_handle_reply(struct mtk_adsp_ipc * ipc)52 static void mt8195_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
mt8195_dsp_handle_request(struct mtk_adsp_ipc * ipc)62 static void mt8195_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 = mt8195_dsp_handle_reply,
87 .handle_request = mt8195_dsp_handle_request,
88 };
89
platform_parse_resource(struct platform_device * pdev,void * data)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 adsp->dramsize = resource_size(&res);
143 if (adsp->pa_dram & DRAM_REMAP_MASK) {
144 dev_err(dev, "adsp memory(%#x) is not 4K-aligned\n",
145 (u32)adsp->pa_dram);
146 return -EINVAL;
147 }
148
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, dramsize=%#x\n",
156 &adsp->pa_dram, adsp->dramsize);
157
158 /* Parse CFG base */
159 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg");
160 if (!mmio) {
161 dev_err(dev, "no ADSP-CFG register resource\n");
162 return -ENXIO;
163 }
164 /* remap for DSP register accessing */
165 adsp->va_cfgreg = devm_ioremap_resource(dev, mmio);
166 if (IS_ERR(adsp->va_cfgreg))
167 return PTR_ERR(adsp->va_cfgreg);
168
169 adsp->pa_cfgreg = (phys_addr_t)mmio->start;
170 adsp->cfgregsize = resource_size(mmio);
171
172 dev_dbg(dev, "cfgreg-vbase=%p, cfgregsize=%#x\n",
173 adsp->va_cfgreg, adsp->cfgregsize);
174
175 /* Parse SRAM */
176 mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sram");
177 if (!mmio) {
178 dev_err(dev, "no SRAM resource\n");
179 return -ENXIO;
180 }
181
182 adsp->pa_sram = (phys_addr_t)mmio->start;
183 adsp->sramsize = resource_size(mmio);
184
185 dev_dbg(dev, "sram pbase=%pa,%#x\n", &adsp->pa_sram, adsp->sramsize);
186
187 return ret;
188 }
189
adsp_sram_power_on(struct device * dev,bool on)190 static int adsp_sram_power_on(struct device *dev, bool on)
191 {
192 void __iomem *va_dspsysreg;
193 u32 srampool_con;
194
195 va_dspsysreg = ioremap(ADSP_SRAM_POOL_CON, 0x4);
196 if (!va_dspsysreg) {
197 dev_err(dev, "failed to ioremap sram pool base %#x\n",
198 ADSP_SRAM_POOL_CON);
199 return -ENOMEM;
200 }
201
202 srampool_con = readl(va_dspsysreg);
203 if (on)
204 writel(srampool_con & ~DSP_SRAM_POOL_PD_MASK, va_dspsysreg);
205 else
206 writel(srampool_con | DSP_SRAM_POOL_PD_MASK, va_dspsysreg);
207
208 iounmap(va_dspsysreg);
209 return 0;
210 }
211
212 /* Init the basic DSP DRAM address */
adsp_memory_remap_init(struct device * dev,struct mtk_adsp_chip_info * adsp)213 static int adsp_memory_remap_init(struct device *dev, struct mtk_adsp_chip_info *adsp)
214 {
215 void __iomem *vaddr_emi_map;
216 int offset;
217
218 if (!adsp)
219 return -ENXIO;
220
221 vaddr_emi_map = devm_ioremap(dev, DSP_EMI_MAP_ADDR, 0x4);
222 if (!vaddr_emi_map) {
223 dev_err(dev, "failed to ioremap emi map base %#x\n",
224 DSP_EMI_MAP_ADDR);
225 return -ENOMEM;
226 }
227
228 offset = adsp->pa_dram - DRAM_PHYS_BASE_FROM_DSP_VIEW;
229 adsp->dram_offset = offset;
230 offset >>= DRAM_REMAP_SHIFT;
231 dev_dbg(dev, "adsp->pa_dram %pa, offset %#x\n", &adsp->pa_dram, offset);
232 writel(offset, vaddr_emi_map);
233 if (offset != readl(vaddr_emi_map)) {
234 dev_err(dev, "write emi map fail : %#x\n", readl(vaddr_emi_map));
235 return -EIO;
236 }
237
238 return 0;
239 }
240
adsp_shared_base_ioremap(struct platform_device * pdev,void * data)241 static int adsp_shared_base_ioremap(struct platform_device *pdev, void *data)
242 {
243 struct device *dev = &pdev->dev;
244 struct mtk_adsp_chip_info *adsp = data;
245
246 /* remap shared-dram base to be non-cachable */
247 adsp->shared_dram = devm_ioremap(dev, adsp->pa_shared_dram,
248 adsp->shared_size);
249 if (!adsp->shared_dram) {
250 dev_err(dev, "failed to ioremap base %pa size %#x\n",
251 adsp->shared_dram, adsp->shared_size);
252 return -ENOMEM;
253 }
254
255 dev_dbg(dev, "shared-dram vbase=%p, phy addr :%pa, size=%#x\n",
256 adsp->shared_dram, &adsp->pa_shared_dram, adsp->shared_size);
257
258 return 0;
259 }
260
mt8195_run(struct snd_sof_dev * sdev)261 static int mt8195_run(struct snd_sof_dev *sdev)
262 {
263 u32 adsp_bootup_addr;
264
265 adsp_bootup_addr = SRAM_PHYS_BASE_FROM_DSP_VIEW;
266 dev_dbg(sdev->dev, "HIFIxDSP boot from base : 0x%08X\n", adsp_bootup_addr);
267 sof_hifixdsp_boot_sequence(sdev, adsp_bootup_addr);
268
269 return 0;
270 }
271
mt8195_dsp_probe(struct snd_sof_dev * sdev)272 static int mt8195_dsp_probe(struct snd_sof_dev *sdev)
273 {
274 struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
275 struct adsp_priv *priv;
276 int ret;
277
278 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
279 if (!priv)
280 return -ENOMEM;
281
282 sdev->pdata->hw_pdata = priv;
283 priv->dev = sdev->dev;
284 priv->sdev = sdev;
285
286 priv->adsp = devm_kzalloc(&pdev->dev, sizeof(struct mtk_adsp_chip_info), GFP_KERNEL);
287 if (!priv->adsp)
288 return -ENOMEM;
289
290 ret = platform_parse_resource(pdev, priv->adsp);
291 if (ret)
292 return ret;
293
294 ret = mt8195_adsp_init_clock(sdev);
295 if (ret) {
296 dev_err(sdev->dev, "mt8195_adsp_init_clock failed\n");
297 return -EINVAL;
298 }
299
300 ret = adsp_clock_on(sdev);
301 if (ret) {
302 dev_err(sdev->dev, "adsp_clock_on fail!\n");
303 return -EINVAL;
304 }
305
306 ret = adsp_sram_power_on(sdev->dev, true);
307 if (ret) {
308 dev_err(sdev->dev, "adsp_sram_power_on fail!\n");
309 goto exit_clk_disable;
310 }
311
312 ret = adsp_memory_remap_init(&pdev->dev, priv->adsp);
313 if (ret) {
314 dev_err(sdev->dev, "adsp_memory_remap_init fail!\n");
315 goto err_adsp_sram_power_off;
316 }
317
318 sdev->bar[SOF_FW_BLK_TYPE_IRAM] = devm_ioremap(sdev->dev,
319 priv->adsp->pa_sram,
320 priv->adsp->sramsize);
321 if (!sdev->bar[SOF_FW_BLK_TYPE_IRAM]) {
322 dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
323 &priv->adsp->pa_sram, priv->adsp->sramsize);
324 ret = -EINVAL;
325 goto err_adsp_sram_power_off;
326 }
327
328 priv->adsp->va_sram = sdev->bar[SOF_FW_BLK_TYPE_IRAM];
329
330 sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap(sdev->dev,
331 priv->adsp->pa_dram,
332 priv->adsp->dramsize);
333 if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) {
334 dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
335 &priv->adsp->pa_dram, priv->adsp->dramsize);
336 ret = -EINVAL;
337 goto err_adsp_sram_power_off;
338 }
339 priv->adsp->va_dram = sdev->bar[SOF_FW_BLK_TYPE_SRAM];
340
341 ret = adsp_shared_base_ioremap(pdev, priv->adsp);
342 if (ret) {
343 dev_err(sdev->dev, "adsp_shared_base_ioremap fail!\n");
344 goto err_adsp_sram_power_off;
345 }
346
347 sdev->bar[DSP_REG_BAR] = priv->adsp->va_cfgreg;
348
349 sdev->mmio_bar = SOF_FW_BLK_TYPE_SRAM;
350 sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM;
351
352 /* set default mailbox offset for FW ready message */
353 sdev->dsp_box.offset = mt8195_get_mailbox_offset(sdev);
354
355 priv->ipc_dev = platform_device_register_data(&pdev->dev, "mtk-adsp-ipc",
356 PLATFORM_DEVID_NONE,
357 pdev, sizeof(*pdev));
358 if (IS_ERR(priv->ipc_dev)) {
359 ret = PTR_ERR(priv->ipc_dev);
360 dev_err(sdev->dev, "failed to register mtk-adsp-ipc device\n");
361 goto err_adsp_sram_power_off;
362 }
363
364 priv->dsp_ipc = dev_get_drvdata(&priv->ipc_dev->dev);
365 if (!priv->dsp_ipc) {
366 ret = -EPROBE_DEFER;
367 dev_err(sdev->dev, "failed to get drvdata\n");
368 goto exit_pdev_unregister;
369 }
370
371 mtk_adsp_ipc_set_data(priv->dsp_ipc, priv);
372 priv->dsp_ipc->ops = &dsp_ops;
373
374 return 0;
375
376 exit_pdev_unregister:
377 platform_device_unregister(priv->ipc_dev);
378 err_adsp_sram_power_off:
379 adsp_sram_power_on(&pdev->dev, false);
380 exit_clk_disable:
381 adsp_clock_off(sdev);
382
383 return ret;
384 }
385
mt8195_dsp_shutdown(struct snd_sof_dev * sdev)386 static int mt8195_dsp_shutdown(struct snd_sof_dev *sdev)
387 {
388 return snd_sof_suspend(sdev->dev);
389 }
390
mt8195_dsp_remove(struct snd_sof_dev * sdev)391 static int mt8195_dsp_remove(struct snd_sof_dev *sdev)
392 {
393 struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
394 struct adsp_priv *priv = sdev->pdata->hw_pdata;
395
396 platform_device_unregister(priv->ipc_dev);
397 adsp_sram_power_on(&pdev->dev, false);
398 adsp_clock_off(sdev);
399
400 return 0;
401 }
402
mt8195_dsp_suspend(struct snd_sof_dev * sdev,u32 target_state)403 static int mt8195_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state)
404 {
405 struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
406 int ret;
407 u32 reset_sw, dbg_pc;
408
409 /* wait dsp enter idle, timeout is 1 second */
410 ret = snd_sof_dsp_read_poll_timeout(sdev, DSP_REG_BAR,
411 DSP_RESET_SW, reset_sw,
412 ((reset_sw & ADSP_PWAIT) == ADSP_PWAIT),
413 SUSPEND_DSP_IDLE_POLL_INTERVAL_US,
414 SUSPEND_DSP_IDLE_TIMEOUT_US);
415 if (ret < 0) {
416 dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);
417 dev_warn(sdev->dev, "dsp not idle, powering off anyway : swrest %#x, pc %#x, ret %d\n",
418 reset_sw, dbg_pc, ret);
419 }
420
421 /* stall and reset dsp */
422 sof_hifixdsp_shutdown(sdev);
423
424 /* power down adsp sram */
425 ret = adsp_sram_power_on(&pdev->dev, false);
426 if (ret) {
427 dev_err(sdev->dev, "adsp_sram_power_off fail!\n");
428 return ret;
429 }
430
431 /* turn off adsp clock */
432 return adsp_clock_off(sdev);
433 }
434
mt8195_dsp_resume(struct snd_sof_dev * sdev)435 static int mt8195_dsp_resume(struct snd_sof_dev *sdev)
436 {
437 int ret;
438
439 /* turn on adsp clock */
440 ret = adsp_clock_on(sdev);
441 if (ret) {
442 dev_err(sdev->dev, "adsp_clock_on fail!\n");
443 return ret;
444 }
445
446 /* power on adsp sram */
447 ret = adsp_sram_power_on(sdev->dev, true);
448 if (ret)
449 dev_err(sdev->dev, "adsp_sram_power_on fail!\n");
450
451 return ret;
452 }
453
454 /* on mt8195 there is 1 to 1 match between type and BAR idx */
mt8195_get_bar_index(struct snd_sof_dev * sdev,u32 type)455 static int mt8195_get_bar_index(struct snd_sof_dev *sdev, u32 type)
456 {
457 return type;
458 }
459
mt8195_pcm_hw_params(struct snd_sof_dev * sdev,struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_sof_platform_stream_params * platform_params)460 static int mt8195_pcm_hw_params(struct snd_sof_dev *sdev,
461 struct snd_pcm_substream *substream,
462 struct snd_pcm_hw_params *params,
463 struct snd_sof_platform_stream_params *platform_params)
464 {
465 platform_params->cont_update_posn = 1;
466
467 return 0;
468 }
469
mt8195_pcm_pointer(struct snd_sof_dev * sdev,struct snd_pcm_substream * substream)470 static snd_pcm_uframes_t mt8195_pcm_pointer(struct snd_sof_dev *sdev,
471 struct snd_pcm_substream *substream)
472 {
473 int ret;
474 snd_pcm_uframes_t pos;
475 struct snd_sof_pcm *spcm;
476 struct sof_ipc_stream_posn posn;
477 struct snd_sof_pcm_stream *stream;
478 struct snd_soc_component *scomp = sdev->component;
479 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
480
481 spcm = snd_sof_find_spcm_dai(scomp, rtd);
482 if (!spcm) {
483 dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n",
484 rtd->dai_link->id);
485 return 0;
486 }
487
488 stream = &spcm->stream[substream->stream];
489 ret = snd_sof_ipc_msg_data(sdev, stream, &posn, sizeof(posn));
490 if (ret < 0) {
491 dev_warn(sdev->dev, "failed to read stream position: %d\n", ret);
492 return 0;
493 }
494
495 memcpy(&stream->posn, &posn, sizeof(posn));
496 pos = spcm->stream[substream->stream].posn.host_posn;
497 pos = bytes_to_frames(substream->runtime, pos);
498
499 return pos;
500 }
501
mt8195_adsp_dump(struct snd_sof_dev * sdev,u32 flags)502 static void mt8195_adsp_dump(struct snd_sof_dev *sdev, u32 flags)
503 {
504 u32 dbg_pc, dbg_data, dbg_bus0, dbg_bus1, dbg_inst;
505 u32 dbg_ls0stat, dbg_ls1stat, faultbus, faultinfo, swrest;
506
507 /* dump debug registers */
508 dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);
509 dbg_data = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGDATA);
510 dbg_bus0 = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGBUS0);
511 dbg_bus1 = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGBUS1);
512 dbg_inst = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGINST);
513 dbg_ls0stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS0STAT);
514 dbg_ls1stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS1STAT);
515 faultbus = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTBUS);
516 faultinfo = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTINFO);
517 swrest = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_RESET_SW);
518
519 dev_info(sdev->dev, "adsp dump : pc %#x, data %#x, bus0 %#x, bus1 %#x, swrest %#x",
520 dbg_pc, dbg_data, dbg_bus0, dbg_bus1, swrest);
521 dev_info(sdev->dev, "dbg_inst %#x, ls0stat %#x, ls1stat %#x, faultbus %#x, faultinfo %#x",
522 dbg_inst, dbg_ls0stat, dbg_ls1stat, faultbus, faultinfo);
523
524 mtk_adsp_dump(sdev, flags);
525 }
526
527 static struct snd_soc_dai_driver mt8195_dai[] = {
528 {
529 .name = "SOF_DL2",
530 .playback = {
531 .channels_min = 1,
532 .channels_max = 2,
533 },
534 },
535 {
536 .name = "SOF_DL3",
537 .playback = {
538 .channels_min = 1,
539 .channels_max = 2,
540 },
541 },
542 {
543 .name = "SOF_UL4",
544 .capture = {
545 .channels_min = 1,
546 .channels_max = 2,
547 },
548 },
549 {
550 .name = "SOF_UL5",
551 .capture = {
552 .channels_min = 1,
553 .channels_max = 2,
554 },
555 },
556 };
557
558 /* mt8195 ops */
559 static struct snd_sof_dsp_ops sof_mt8195_ops = {
560 /* probe and remove */
561 .probe = mt8195_dsp_probe,
562 .remove = mt8195_dsp_remove,
563 .shutdown = mt8195_dsp_shutdown,
564
565 /* DSP core boot */
566 .run = mt8195_run,
567
568 /* Block IO */
569 .block_read = sof_block_read,
570 .block_write = sof_block_write,
571
572 /* Mailbox IO */
573 .mailbox_read = sof_mailbox_read,
574 .mailbox_write = sof_mailbox_write,
575
576 /* Register IO */
577 .write = sof_io_write,
578 .read = sof_io_read,
579 .write64 = sof_io_write64,
580 .read64 = sof_io_read64,
581
582 /* ipc */
583 .send_msg = mt8195_send_msg,
584 .get_mailbox_offset = mt8195_get_mailbox_offset,
585 .get_window_offset = mt8195_get_window_offset,
586 .ipc_msg_data = sof_ipc_msg_data,
587 .set_stream_data_offset = sof_set_stream_data_offset,
588
589 /* misc */
590 .get_bar_index = mt8195_get_bar_index,
591
592 /* stream callbacks */
593 .pcm_open = sof_stream_pcm_open,
594 .pcm_hw_params = mt8195_pcm_hw_params,
595 .pcm_pointer = mt8195_pcm_pointer,
596 .pcm_close = sof_stream_pcm_close,
597
598 /* firmware loading */
599 .load_firmware = snd_sof_load_firmware_memcpy,
600
601 /* Firmware ops */
602 .dsp_arch_ops = &sof_xtensa_arch_ops,
603
604 /* Debug information */
605 .dbg_dump = mt8195_adsp_dump,
606 .debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
607
608 /* DAI drivers */
609 .drv = mt8195_dai,
610 .num_drv = ARRAY_SIZE(mt8195_dai),
611
612 /* PM */
613 .suspend = mt8195_dsp_suspend,
614 .resume = mt8195_dsp_resume,
615
616 /* ALSA HW info flags */
617 .hw_info = SNDRV_PCM_INFO_MMAP |
618 SNDRV_PCM_INFO_MMAP_VALID |
619 SNDRV_PCM_INFO_INTERLEAVED |
620 SNDRV_PCM_INFO_PAUSE |
621 SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
622 };
623
624 static struct snd_sof_of_mach sof_mt8195_machs[] = {
625 {
626 .compatible = "google,tomato",
627 .sof_tplg_filename = "sof-mt8195-mt6359-rt1019-rt5682.tplg"
628 }, {
629 .compatible = "google,dojo",
630 .sof_tplg_filename = "sof-mt8195-mt6359-max98390-rt5682.tplg"
631 }, {
632 .compatible = "mediatek,mt8195",
633 .sof_tplg_filename = "sof-mt8195.tplg"
634 }, {
635 /* sentinel */
636 }
637 };
638
639 static const struct sof_dev_desc sof_of_mt8195_desc = {
640 .of_machines = sof_mt8195_machs,
641 .ipc_supported_mask = BIT(SOF_IPC),
642 .ipc_default = SOF_IPC,
643 .default_fw_path = {
644 [SOF_IPC] = "mediatek/sof",
645 },
646 .default_tplg_path = {
647 [SOF_IPC] = "mediatek/sof-tplg",
648 },
649 .default_fw_filename = {
650 [SOF_IPC] = "sof-mt8195.ri",
651 },
652 .nocodec_tplg_filename = "sof-mt8195-nocodec.tplg",
653 .ops = &sof_mt8195_ops,
654 .ipc_timeout = 1000,
655 };
656
657 static const struct of_device_id sof_of_mt8195_ids[] = {
658 { .compatible = "mediatek,mt8195-dsp", .data = &sof_of_mt8195_desc},
659 { }
660 };
661 MODULE_DEVICE_TABLE(of, sof_of_mt8195_ids);
662
663 /* DT driver definition */
664 static struct platform_driver snd_sof_of_mt8195_driver = {
665 .probe = sof_of_probe,
666 .remove = sof_of_remove,
667 .shutdown = sof_of_shutdown,
668 .driver = {
669 .name = "sof-audio-of-mt8195",
670 .pm = &sof_of_pm,
671 .of_match_table = sof_of_mt8195_ids,
672 },
673 };
674 module_platform_driver(snd_sof_of_mt8195_driver);
675
676 MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
677 MODULE_IMPORT_NS(SND_SOC_SOF_MTK_COMMON);
678 MODULE_LICENSE("Dual BSD/GPL");
679