1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Qualcomm ADSP/SLPI Peripheral Image Loader for MSM8974 and MSM8996
4 *
5 * Copyright (C) 2016 Linaro Ltd
6 * Copyright (C) 2014 Sony Mobile Communications AB
7 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
8 */
9
10#include <linux/clk.h>
11#include <linux/firmware.h>
12#include <linux/interrupt.h>
13#include <linux/kernel.h>
14#include <linux/module.h>
15#include <linux/of_address.h>
16#include <linux/of_device.h>
17#include <linux/platform_device.h>
18#include <linux/pm_domain.h>
19#include <linux/pm_runtime.h>
20#include <linux/qcom_scm.h>
21#include <linux/regulator/consumer.h>
22#include <linux/remoteproc.h>
23#include <linux/soc/qcom/mdt_loader.h>
24#include <linux/soc/qcom/smem.h>
25#include <linux/soc/qcom/smem_state.h>
26
27#include "qcom_common.h"
28#include "qcom_pil_info.h"
29#include "qcom_q6v5.h"
30#include "remoteproc_internal.h"
31
32struct adsp_data {
33	int crash_reason_smem;
34	const char *firmware_name;
35	int pas_id;
36	bool has_aggre2_clk;
37	bool auto_boot;
38
39	char **active_pd_names;
40	char **proxy_pd_names;
41
42	const char *ssr_name;
43	const char *sysmon_name;
44	int ssctl_id;
45};
46
47struct qcom_adsp {
48	struct device *dev;
49	struct rproc *rproc;
50
51	struct qcom_q6v5 q6v5;
52
53	struct clk *xo;
54	struct clk *aggre2_clk;
55
56	struct regulator *cx_supply;
57	struct regulator *px_supply;
58
59	struct device *active_pds[1];
60	struct device *proxy_pds[3];
61
62	int active_pd_count;
63	int proxy_pd_count;
64
65	int pas_id;
66	int crash_reason_smem;
67	bool has_aggre2_clk;
68	const char *info_name;
69
70	struct completion start_done;
71	struct completion stop_done;
72
73	phys_addr_t mem_phys;
74	phys_addr_t mem_reloc;
75	void *mem_region;
76	size_t mem_size;
77
78	struct qcom_rproc_glink glink_subdev;
79	struct qcom_rproc_subdev smd_subdev;
80	struct qcom_rproc_ssr ssr_subdev;
81	struct qcom_sysmon *sysmon;
82};
83
84static int adsp_pds_enable(struct qcom_adsp *adsp, struct device **pds,
85			   size_t pd_count)
86{
87	int ret;
88	int i;
89
90	for (i = 0; i < pd_count; i++) {
91		dev_pm_genpd_set_performance_state(pds[i], INT_MAX);
92		ret = pm_runtime_get_sync(pds[i]);
93		if (ret < 0) {
94			pm_runtime_put_noidle(pds[i]);
95			dev_pm_genpd_set_performance_state(pds[i], 0);
96			goto unroll_pd_votes;
97		}
98	}
99
100	return 0;
101
102unroll_pd_votes:
103	for (i--; i >= 0; i--) {
104		dev_pm_genpd_set_performance_state(pds[i], 0);
105		pm_runtime_put(pds[i]);
106	}
107
108	return ret;
109};
110
111static void adsp_pds_disable(struct qcom_adsp *adsp, struct device **pds,
112			     size_t pd_count)
113{
114	int i;
115
116	for (i = 0; i < pd_count; i++) {
117		dev_pm_genpd_set_performance_state(pds[i], 0);
118		pm_runtime_put(pds[i]);
119	}
120}
121
122static int adsp_load(struct rproc *rproc, const struct firmware *fw)
123{
124	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
125	int ret;
126
127	ret = qcom_mdt_load(adsp->dev, fw, rproc->firmware, adsp->pas_id,
128			    adsp->mem_region, adsp->mem_phys, adsp->mem_size,
129			    &adsp->mem_reloc);
130	if (ret)
131		return ret;
132
133	qcom_pil_info_store(adsp->info_name, adsp->mem_phys, adsp->mem_size);
134
135	return 0;
136}
137
138static int adsp_start(struct rproc *rproc)
139{
140	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
141	int ret;
142
143	qcom_q6v5_prepare(&adsp->q6v5);
144
145	ret = adsp_pds_enable(adsp, adsp->active_pds, adsp->active_pd_count);
146	if (ret < 0)
147		goto disable_irqs;
148
149	ret = adsp_pds_enable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
150	if (ret < 0)
151		goto disable_active_pds;
152
153	ret = clk_prepare_enable(adsp->xo);
154	if (ret)
155		goto disable_proxy_pds;
156
157	ret = clk_prepare_enable(adsp->aggre2_clk);
158	if (ret)
159		goto disable_xo_clk;
160
161	ret = regulator_enable(adsp->cx_supply);
162	if (ret)
163		goto disable_aggre2_clk;
164
165	ret = regulator_enable(adsp->px_supply);
166	if (ret)
167		goto disable_cx_supply;
168
169	ret = qcom_scm_pas_auth_and_reset(adsp->pas_id);
170	if (ret) {
171		dev_err(adsp->dev,
172			"failed to authenticate image and release reset\n");
173		goto disable_px_supply;
174	}
175
176	ret = qcom_q6v5_wait_for_start(&adsp->q6v5, msecs_to_jiffies(5000));
177	if (ret == -ETIMEDOUT) {
178		dev_err(adsp->dev, "start timed out\n");
179		qcom_scm_pas_shutdown(adsp->pas_id);
180		goto disable_px_supply;
181	}
182
183	return 0;
184
185disable_px_supply:
186	regulator_disable(adsp->px_supply);
187disable_cx_supply:
188	regulator_disable(adsp->cx_supply);
189disable_aggre2_clk:
190	clk_disable_unprepare(adsp->aggre2_clk);
191disable_xo_clk:
192	clk_disable_unprepare(adsp->xo);
193disable_proxy_pds:
194	adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
195disable_active_pds:
196	adsp_pds_disable(adsp, adsp->active_pds, adsp->active_pd_count);
197disable_irqs:
198	qcom_q6v5_unprepare(&adsp->q6v5);
199
200	return ret;
201}
202
203static void qcom_pas_handover(struct qcom_q6v5 *q6v5)
204{
205	struct qcom_adsp *adsp = container_of(q6v5, struct qcom_adsp, q6v5);
206
207	regulator_disable(adsp->px_supply);
208	regulator_disable(adsp->cx_supply);
209	clk_disable_unprepare(adsp->aggre2_clk);
210	clk_disable_unprepare(adsp->xo);
211	adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
212}
213
214static int adsp_stop(struct rproc *rproc)
215{
216	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
217	int handover;
218	int ret;
219
220	ret = qcom_q6v5_request_stop(&adsp->q6v5);
221	if (ret == -ETIMEDOUT)
222		dev_err(adsp->dev, "timed out on wait\n");
223
224	ret = qcom_scm_pas_shutdown(adsp->pas_id);
225	if (ret)
226		dev_err(adsp->dev, "failed to shutdown: %d\n", ret);
227
228	adsp_pds_disable(adsp, adsp->active_pds, adsp->active_pd_count);
229	handover = qcom_q6v5_unprepare(&adsp->q6v5);
230	if (handover)
231		qcom_pas_handover(&adsp->q6v5);
232
233	return ret;
234}
235
236static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len)
237{
238	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
239	int offset;
240
241	offset = da - adsp->mem_reloc;
242	if (offset < 0 || offset + len > adsp->mem_size)
243		return NULL;
244
245	return adsp->mem_region + offset;
246}
247
248static unsigned long adsp_panic(struct rproc *rproc)
249{
250	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
251
252	return qcom_q6v5_panic(&adsp->q6v5);
253}
254
255static const struct rproc_ops adsp_ops = {
256	.start = adsp_start,
257	.stop = adsp_stop,
258	.da_to_va = adsp_da_to_va,
259	.parse_fw = qcom_register_dump_segments,
260	.load = adsp_load,
261	.panic = adsp_panic,
262};
263
264static int adsp_init_clock(struct qcom_adsp *adsp)
265{
266	int ret;
267
268	adsp->xo = devm_clk_get(adsp->dev, "xo");
269	if (IS_ERR(adsp->xo)) {
270		ret = PTR_ERR(adsp->xo);
271		if (ret != -EPROBE_DEFER)
272			dev_err(adsp->dev, "failed to get xo clock");
273		return ret;
274	}
275
276	if (adsp->has_aggre2_clk) {
277		adsp->aggre2_clk = devm_clk_get(adsp->dev, "aggre2");
278		if (IS_ERR(adsp->aggre2_clk)) {
279			ret = PTR_ERR(adsp->aggre2_clk);
280			if (ret != -EPROBE_DEFER)
281				dev_err(adsp->dev,
282					"failed to get aggre2 clock");
283			return ret;
284		}
285	}
286
287	return 0;
288}
289
290static int adsp_init_regulator(struct qcom_adsp *adsp)
291{
292	adsp->cx_supply = devm_regulator_get(adsp->dev, "cx");
293	if (IS_ERR(adsp->cx_supply))
294		return PTR_ERR(adsp->cx_supply);
295
296	regulator_set_load(adsp->cx_supply, 100000);
297
298	adsp->px_supply = devm_regulator_get(adsp->dev, "px");
299	return PTR_ERR_OR_ZERO(adsp->px_supply);
300}
301
302static int adsp_pds_attach(struct device *dev, struct device **devs,
303			   char **pd_names)
304{
305	size_t num_pds = 0;
306	int ret;
307	int i;
308
309	if (!pd_names)
310		return 0;
311
312	/* Handle single power domain */
313	if (dev->pm_domain) {
314		devs[0] = dev;
315		pm_runtime_enable(dev);
316		return 1;
317	}
318
319	while (pd_names[num_pds])
320		num_pds++;
321
322	for (i = 0; i < num_pds; i++) {
323		devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]);
324		if (IS_ERR_OR_NULL(devs[i])) {
325			ret = PTR_ERR(devs[i]) ? : -ENODATA;
326			goto unroll_attach;
327		}
328	}
329
330	return num_pds;
331
332unroll_attach:
333	for (i--; i >= 0; i--)
334		dev_pm_domain_detach(devs[i], false);
335
336	return ret;
337};
338
339static void adsp_pds_detach(struct qcom_adsp *adsp, struct device **pds,
340			    size_t pd_count)
341{
342	struct device *dev = adsp->dev;
343	int i;
344
345	/* Handle single power domain */
346	if (dev->pm_domain && pd_count) {
347		pm_runtime_disable(dev);
348		return;
349	}
350
351	for (i = 0; i < pd_count; i++)
352		dev_pm_domain_detach(pds[i], false);
353}
354
355static int adsp_alloc_memory_region(struct qcom_adsp *adsp)
356{
357	struct device_node *node;
358	struct resource r;
359	int ret;
360
361	node = of_parse_phandle(adsp->dev->of_node, "memory-region", 0);
362	if (!node) {
363		dev_err(adsp->dev, "no memory-region specified\n");
364		return -EINVAL;
365	}
366
367	ret = of_address_to_resource(node, 0, &r);
368	of_node_put(node);
369	if (ret)
370		return ret;
371
372	adsp->mem_phys = adsp->mem_reloc = r.start;
373	adsp->mem_size = resource_size(&r);
374	adsp->mem_region = devm_ioremap_wc(adsp->dev, adsp->mem_phys, adsp->mem_size);
375	if (!adsp->mem_region) {
376		dev_err(adsp->dev, "unable to map memory region: %pa+%zx\n",
377			&r.start, adsp->mem_size);
378		return -EBUSY;
379	}
380
381	return 0;
382}
383
384static int adsp_probe(struct platform_device *pdev)
385{
386	const struct adsp_data *desc;
387	struct qcom_adsp *adsp;
388	struct rproc *rproc;
389	const char *fw_name;
390	int ret;
391
392	desc = of_device_get_match_data(&pdev->dev);
393	if (!desc)
394		return -EINVAL;
395
396	if (!qcom_scm_is_available())
397		return -EPROBE_DEFER;
398
399	fw_name = desc->firmware_name;
400	ret = of_property_read_string(pdev->dev.of_node, "firmware-name",
401				      &fw_name);
402	if (ret < 0 && ret != -EINVAL)
403		return ret;
404
405	rproc = rproc_alloc(&pdev->dev, pdev->name, &adsp_ops,
406			    fw_name, sizeof(*adsp));
407	if (!rproc) {
408		dev_err(&pdev->dev, "unable to allocate remoteproc\n");
409		return -ENOMEM;
410	}
411
412	rproc->auto_boot = desc->auto_boot;
413	rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
414
415	adsp = (struct qcom_adsp *)rproc->priv;
416	adsp->dev = &pdev->dev;
417	adsp->rproc = rproc;
418	adsp->pas_id = desc->pas_id;
419	adsp->has_aggre2_clk = desc->has_aggre2_clk;
420	adsp->info_name = desc->sysmon_name;
421	platform_set_drvdata(pdev, adsp);
422
423	device_wakeup_enable(adsp->dev);
424
425	ret = adsp_alloc_memory_region(adsp);
426	if (ret)
427		goto free_rproc;
428
429	ret = adsp_init_clock(adsp);
430	if (ret)
431		goto free_rproc;
432
433	ret = adsp_init_regulator(adsp);
434	if (ret)
435		goto free_rproc;
436
437	ret = adsp_pds_attach(&pdev->dev, adsp->active_pds,
438			      desc->active_pd_names);
439	if (ret < 0)
440		goto free_rproc;
441	adsp->active_pd_count = ret;
442
443	ret = adsp_pds_attach(&pdev->dev, adsp->proxy_pds,
444			      desc->proxy_pd_names);
445	if (ret < 0)
446		goto detach_active_pds;
447	adsp->proxy_pd_count = ret;
448
449	ret = qcom_q6v5_init(&adsp->q6v5, pdev, rproc, desc->crash_reason_smem,
450			     qcom_pas_handover);
451	if (ret)
452		goto detach_proxy_pds;
453
454	qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);
455	qcom_add_smd_subdev(rproc, &adsp->smd_subdev);
456	qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);
457	adsp->sysmon = qcom_add_sysmon_subdev(rproc,
458					      desc->sysmon_name,
459					      desc->ssctl_id);
460	if (IS_ERR(adsp->sysmon)) {
461		ret = PTR_ERR(adsp->sysmon);
462		goto detach_proxy_pds;
463	}
464
465	ret = rproc_add(rproc);
466	if (ret)
467		goto detach_proxy_pds;
468
469	return 0;
470
471detach_proxy_pds:
472	adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
473detach_active_pds:
474	adsp_pds_detach(adsp, adsp->active_pds, adsp->active_pd_count);
475free_rproc:
476	device_init_wakeup(adsp->dev, false);
477	rproc_free(rproc);
478
479	return ret;
480}
481
482static int adsp_remove(struct platform_device *pdev)
483{
484	struct qcom_adsp *adsp = platform_get_drvdata(pdev);
485
486	rproc_del(adsp->rproc);
487
488	qcom_remove_glink_subdev(adsp->rproc, &adsp->glink_subdev);
489	qcom_remove_sysmon_subdev(adsp->sysmon);
490	qcom_remove_smd_subdev(adsp->rproc, &adsp->smd_subdev);
491	qcom_remove_ssr_subdev(adsp->rproc, &adsp->ssr_subdev);
492	adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
493	device_init_wakeup(adsp->dev, false);
494	rproc_free(adsp->rproc);
495
496	return 0;
497}
498
499static const struct adsp_data adsp_resource_init = {
500		.crash_reason_smem = 423,
501		.firmware_name = "adsp.mdt",
502		.pas_id = 1,
503		.has_aggre2_clk = false,
504		.auto_boot = true,
505		.ssr_name = "lpass",
506		.sysmon_name = "adsp",
507		.ssctl_id = 0x14,
508};
509
510static const struct adsp_data sm8150_adsp_resource = {
511		.crash_reason_smem = 423,
512		.firmware_name = "adsp.mdt",
513		.pas_id = 1,
514		.has_aggre2_clk = false,
515		.auto_boot = true,
516		.active_pd_names = (char*[]){
517			"load_state",
518			NULL
519		},
520		.proxy_pd_names = (char*[]){
521			"cx",
522			NULL
523		},
524		.ssr_name = "lpass",
525		.sysmon_name = "adsp",
526		.ssctl_id = 0x14,
527};
528
529static const struct adsp_data sm8250_adsp_resource = {
530	.crash_reason_smem = 423,
531	.firmware_name = "adsp.mdt",
532	.pas_id = 1,
533	.has_aggre2_clk = false,
534	.auto_boot = true,
535	.active_pd_names = (char*[]){
536		"load_state",
537		NULL
538	},
539	.proxy_pd_names = (char*[]){
540		"lcx",
541		"lmx",
542		NULL
543	},
544	.ssr_name = "lpass",
545	.sysmon_name = "adsp",
546	.ssctl_id = 0x14,
547};
548
549static const struct adsp_data msm8998_adsp_resource = {
550		.crash_reason_smem = 423,
551		.firmware_name = "adsp.mdt",
552		.pas_id = 1,
553		.has_aggre2_clk = false,
554		.auto_boot = true,
555		.proxy_pd_names = (char*[]){
556			"cx",
557			NULL
558		},
559		.ssr_name = "lpass",
560		.sysmon_name = "adsp",
561		.ssctl_id = 0x14,
562};
563
564static const struct adsp_data cdsp_resource_init = {
565	.crash_reason_smem = 601,
566	.firmware_name = "cdsp.mdt",
567	.pas_id = 18,
568	.has_aggre2_clk = false,
569	.auto_boot = true,
570	.ssr_name = "cdsp",
571	.sysmon_name = "cdsp",
572	.ssctl_id = 0x17,
573};
574
575static const struct adsp_data sm8150_cdsp_resource = {
576	.crash_reason_smem = 601,
577	.firmware_name = "cdsp.mdt",
578	.pas_id = 18,
579	.has_aggre2_clk = false,
580	.auto_boot = true,
581	.active_pd_names = (char*[]){
582		"load_state",
583		NULL
584	},
585	.proxy_pd_names = (char*[]){
586		"cx",
587		NULL
588	},
589	.ssr_name = "cdsp",
590	.sysmon_name = "cdsp",
591	.ssctl_id = 0x17,
592};
593
594static const struct adsp_data sm8250_cdsp_resource = {
595	.crash_reason_smem = 601,
596	.firmware_name = "cdsp.mdt",
597	.pas_id = 18,
598	.has_aggre2_clk = false,
599	.auto_boot = true,
600	.active_pd_names = (char*[]){
601		"load_state",
602		NULL
603	},
604	.proxy_pd_names = (char*[]){
605		"cx",
606		NULL
607	},
608	.ssr_name = "cdsp",
609	.sysmon_name = "cdsp",
610	.ssctl_id = 0x17,
611};
612
613static const struct adsp_data mpss_resource_init = {
614	.crash_reason_smem = 421,
615	.firmware_name = "modem.mdt",
616	.pas_id = 4,
617	.has_aggre2_clk = false,
618	.auto_boot = false,
619	.active_pd_names = (char*[]){
620		"load_state",
621		NULL
622	},
623	.proxy_pd_names = (char*[]){
624		"cx",
625		"mss",
626		NULL
627	},
628	.ssr_name = "mpss",
629	.sysmon_name = "modem",
630	.ssctl_id = 0x12,
631};
632
633static const struct adsp_data slpi_resource_init = {
634		.crash_reason_smem = 424,
635		.firmware_name = "slpi.mdt",
636		.pas_id = 12,
637		.has_aggre2_clk = true,
638		.auto_boot = true,
639		.ssr_name = "dsps",
640		.sysmon_name = "slpi",
641		.ssctl_id = 0x16,
642};
643
644static const struct adsp_data sm8150_slpi_resource = {
645		.crash_reason_smem = 424,
646		.firmware_name = "slpi.mdt",
647		.pas_id = 12,
648		.has_aggre2_clk = false,
649		.auto_boot = true,
650		.active_pd_names = (char*[]){
651			"load_state",
652			NULL
653		},
654		.proxy_pd_names = (char*[]){
655			"lcx",
656			"lmx",
657			NULL
658		},
659		.ssr_name = "dsps",
660		.sysmon_name = "slpi",
661		.ssctl_id = 0x16,
662};
663
664static const struct adsp_data sm8250_slpi_resource = {
665	.crash_reason_smem = 424,
666	.firmware_name = "slpi.mdt",
667	.pas_id = 12,
668	.has_aggre2_clk = false,
669	.auto_boot = true,
670	.active_pd_names = (char*[]){
671		"load_state",
672		NULL
673	},
674	.proxy_pd_names = (char*[]){
675		"lcx",
676		"lmx",
677		NULL
678	},
679	.ssr_name = "dsps",
680	.sysmon_name = "slpi",
681	.ssctl_id = 0x16,
682};
683
684static const struct adsp_data msm8998_slpi_resource = {
685		.crash_reason_smem = 424,
686		.firmware_name = "slpi.mdt",
687		.pas_id = 12,
688		.has_aggre2_clk = true,
689		.auto_boot = true,
690		.proxy_pd_names = (char*[]){
691			"ssc_cx",
692			NULL
693		},
694		.ssr_name = "dsps",
695		.sysmon_name = "slpi",
696		.ssctl_id = 0x16,
697};
698
699static const struct adsp_data wcss_resource_init = {
700	.crash_reason_smem = 421,
701	.firmware_name = "wcnss.mdt",
702	.pas_id = 6,
703	.auto_boot = true,
704	.ssr_name = "mpss",
705	.sysmon_name = "wcnss",
706	.ssctl_id = 0x12,
707};
708
709static const struct of_device_id adsp_of_match[] = {
710	{ .compatible = "qcom,msm8974-adsp-pil", .data = &adsp_resource_init},
711	{ .compatible = "qcom,msm8996-adsp-pil", .data = &adsp_resource_init},
712	{ .compatible = "qcom,msm8996-slpi-pil", .data = &slpi_resource_init},
713	{ .compatible = "qcom,msm8998-adsp-pas", .data = &msm8998_adsp_resource},
714	{ .compatible = "qcom,msm8998-slpi-pas", .data = &msm8998_slpi_resource},
715	{ .compatible = "qcom,qcs404-adsp-pas", .data = &adsp_resource_init },
716	{ .compatible = "qcom,qcs404-cdsp-pas", .data = &cdsp_resource_init },
717	{ .compatible = "qcom,qcs404-wcss-pas", .data = &wcss_resource_init },
718	{ .compatible = "qcom,sc7180-mpss-pas", .data = &mpss_resource_init},
719	{ .compatible = "qcom,sdm845-adsp-pas", .data = &adsp_resource_init},
720	{ .compatible = "qcom,sdm845-cdsp-pas", .data = &cdsp_resource_init},
721	{ .compatible = "qcom,sm8150-adsp-pas", .data = &sm8150_adsp_resource},
722	{ .compatible = "qcom,sm8150-cdsp-pas", .data = &sm8150_cdsp_resource},
723	{ .compatible = "qcom,sm8150-mpss-pas", .data = &mpss_resource_init},
724	{ .compatible = "qcom,sm8150-slpi-pas", .data = &sm8150_slpi_resource},
725	{ .compatible = "qcom,sm8250-adsp-pas", .data = &sm8250_adsp_resource},
726	{ .compatible = "qcom,sm8250-cdsp-pas", .data = &sm8250_cdsp_resource},
727	{ .compatible = "qcom,sm8250-slpi-pas", .data = &sm8250_slpi_resource},
728	{ },
729};
730MODULE_DEVICE_TABLE(of, adsp_of_match);
731
732static struct platform_driver adsp_driver = {
733	.probe = adsp_probe,
734	.remove = adsp_remove,
735	.driver = {
736		.name = "qcom_q6v5_pas",
737		.of_match_table = adsp_of_match,
738	},
739};
740
741module_platform_driver(adsp_driver);
742MODULE_DESCRIPTION("Qualcomm Hexagon v5 Peripheral Authentication Service driver");
743MODULE_LICENSE("GPL v2");
744