3  * Qualcomm Technology Inc. ADSP Peripheral Image Loader for SDM845.
110 	int (*shutdown)(struct qcom_adsp *adsp);
113 static int qcom_rproc_pds_attach(struct device *dev, struct qcom_adsp *adsp,  in qcom_rproc_pds_attach()  argument
116 	struct device **devs = adsp->proxy_pds;  in qcom_rproc_pds_attach()
134 	if (num_pds > ARRAY_SIZE(adsp->proxy_pds))  in qcom_rproc_pds_attach()
154 static void qcom_rproc_pds_detach(struct qcom_adsp *adsp, struct device **pds,  in qcom_rproc_pds_detach()  argument
157 	struct device *dev = adsp->dev;  in qcom_rproc_pds_detach()
170 static int qcom_rproc_pds_enable(struct qcom_adsp *adsp, struct device **pds,  in qcom_rproc_pds_enable()  argument
196 static void qcom_rproc_pds_disable(struct qcom_adsp *adsp, struct device **pds,  in qcom_rproc_pds_disable()  argument
207 static int qcom_wpss_shutdown(struct qcom_adsp *adsp)  in qcom_wpss_shutdown()  argument
211 	regmap_write(adsp->halt_map, adsp->halt_lpass + LPASS_HALTREQ_REG, 1);  in qcom_wpss_shutdown()
214 	regmap_read_poll_timeout(adsp->halt_map,  in qcom_wpss_shutdown()
215 				 adsp->halt_lpass + LPASS_HALTACK_REG, val,  in qcom_wpss_shutdown()
219 	reset_control_assert(adsp->pdc_sync_reset);  in qcom_wpss_shutdown()
222 	reset_control_assert(adsp->restart);  in qcom_wpss_shutdown()
228 	reset_control_deassert(adsp->restart);  in qcom_wpss_shutdown()
231 	reset_control_deassert(adsp->pdc_sync_reset);  in qcom_wpss_shutdown()
235 	clk_bulk_disable_unprepare(adsp->num_clks, adsp->clks);  in qcom_wpss_shutdown()
237 	regmap_write(adsp->halt_map, adsp->halt_lpass + LPASS_HALTREQ_REG, 0);  in qcom_wpss_shutdown()
240 	regmap_read_poll_timeout(adsp->halt_map,  in qcom_wpss_shutdown()
241 				 adsp->halt_lpass + LPASS_HALTACK_REG, val,  in qcom_wpss_shutdown()
247 static int qcom_adsp_shutdown(struct qcom_adsp *adsp)  in qcom_adsp_shutdown()  argument
254 	val = readl(adsp->qdsp6ss_base + RET_CFG_REG);  in qcom_adsp_shutdown()
256 	writel(val, adsp->qdsp6ss_base + RET_CFG_REG);  in qcom_adsp_shutdown()
258 	clk_bulk_disable_unprepare(adsp->num_clks, adsp->clks);  in qcom_adsp_shutdown()
261 	ret = regmap_read(adsp->halt_map,  in qcom_adsp_shutdown()
262 			adsp->halt_lpass + LPASS_PWR_ON_REG, &val);  in qcom_adsp_shutdown()
266 	ret = regmap_read(adsp->halt_map,  in qcom_adsp_shutdown()
267 			adsp->halt_lpass + LPASS_MASTER_IDLE_REG,  in qcom_adsp_shutdown()
272 	regmap_write(adsp->halt_map,  in qcom_adsp_shutdown()
273 			adsp->halt_lpass + LPASS_HALTREQ_REG, 1);  in qcom_adsp_shutdown()
278 		ret = regmap_read(adsp->halt_map,  in qcom_adsp_shutdown()
279 			adsp->halt_lpass + LPASS_HALTACK_REG, &val);  in qcom_adsp_shutdown()
286 	ret = regmap_read(adsp->halt_map,  in qcom_adsp_shutdown()
287 			adsp->halt_lpass + LPASS_MASTER_IDLE_REG, &val);  in qcom_adsp_shutdown()
289 		dev_err(adsp->dev, "port failed halt\n");  in qcom_adsp_shutdown()
293 	reset_control_assert(adsp->pdc_sync_reset);  in qcom_adsp_shutdown()
295 	reset_control_assert(adsp->restart);  in qcom_adsp_shutdown()
300 	regmap_write(adsp->halt_map, adsp->halt_lpass + LPASS_HALTREQ_REG, 0);  in qcom_adsp_shutdown()
303 	reset_control_deassert(adsp->pdc_sync_reset);  in qcom_adsp_shutdown()
305 	reset_control_deassert(adsp->restart);  in qcom_adsp_shutdown()
314 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;  in adsp_load()  local
317 	ret = qcom_mdt_load_no_init(adsp->dev, fw, rproc->firmware, 0,  in adsp_load()
318 				    adsp->mem_region, adsp->mem_phys,  in adsp_load()
319 				    adsp->mem_size, &adsp->mem_reloc);  in adsp_load()
323 	qcom_pil_info_store(adsp->info_name, adsp->mem_phys, adsp->mem_size);  in adsp_load()
330 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;  in adsp_start()  local
334 	ret = qcom_q6v5_prepare(&adsp->q6v5);  in adsp_start()
338 	ret = clk_prepare_enable(adsp->xo);  in adsp_start()
342 	ret = qcom_rproc_pds_enable(adsp, adsp->proxy_pds,  in adsp_start()
343 				    adsp->proxy_pd_count);  in adsp_start()
347 	ret = clk_bulk_prepare_enable(adsp->num_clks, adsp->clks);  in adsp_start()
349 		dev_err(adsp->dev, "adsp clk_enable failed\n");  in adsp_start()
354 	writel(1, adsp->qdsp6ss_base + QDSP6SS_XO_CBCR);  in adsp_start()
357 	writel(1, adsp->qdsp6ss_base + QDSP6SS_SLEEP_CBCR);  in adsp_start()
360 	writel(1, adsp->qdsp6ss_base + QDSP6SS_CORE_CBCR);  in adsp_start()
363 	writel(adsp->mem_phys >> 4, adsp->qdsp6ss_base + RST_EVB_REG);  in adsp_start()
366 	writel(0x1, adsp->qdsp6ss_base + CORE_START_REG);  in adsp_start()
369 	writel(0x1, adsp->qdsp6ss_base + BOOT_CMD_REG);  in adsp_start()
372 	ret = readl_poll_timeout(adsp->qdsp6ss_base + BOOT_STATUS_REG,  in adsp_start()
375 		dev_err(adsp->dev, "failed to bootup adsp\n");  in adsp_start()
379 	ret = qcom_q6v5_wait_for_start(&adsp->q6v5, msecs_to_jiffies(5 * HZ));  in adsp_start()
381 		dev_err(adsp->dev, "start timed out\n");  in adsp_start()
388 	clk_bulk_disable_unprepare(adsp->num_clks, adsp->clks);  in adsp_start()
390 	qcom_rproc_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);  in adsp_start()
392 	clk_disable_unprepare(adsp->xo);  in adsp_start()
394 	qcom_q6v5_unprepare(&adsp->q6v5);  in adsp_start()
401 	struct qcom_adsp *adsp = container_of(q6v5, struct qcom_adsp, q6v5);  in qcom_adsp_pil_handover()  local
403 	clk_disable_unprepare(adsp->xo);  in qcom_adsp_pil_handover()
404 	qcom_rproc_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);  in qcom_adsp_pil_handover()
409 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;  in adsp_stop()  local
413 	ret = qcom_q6v5_request_stop(&adsp->q6v5, adsp->sysmon);  in adsp_stop()
415 		dev_err(adsp->dev, "timed out on wait\n");  in adsp_stop()
417 	ret = adsp->shutdown(adsp);  in adsp_stop()
419 		dev_err(adsp->dev, "failed to shutdown: %d\n", ret);  in adsp_stop()
421 	handover = qcom_q6v5_unprepare(&adsp->q6v5);  in adsp_stop()
423 		qcom_adsp_pil_handover(&adsp->q6v5);  in adsp_stop()
430 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;  in adsp_da_to_va()  local
433 	offset = da - adsp->mem_reloc;  in adsp_da_to_va()
434 	if (offset < 0 || offset + len > adsp->mem_size)  in adsp_da_to_va()
437 	return adsp->mem_region + offset;  in adsp_da_to_va()
442 	struct qcom_adsp *adsp = rproc->priv;  in adsp_panic()  local
444 	return qcom_q6v5_panic(&adsp->q6v5);  in adsp_panic()
456 static int adsp_init_clock(struct qcom_adsp *adsp, const char **clk_ids)  in adsp_init_clock()  argument
461 	adsp->xo = devm_clk_get(adsp->dev, "xo");  in adsp_init_clock()
462 	if (IS_ERR(adsp->xo)) {  in adsp_init_clock()
463 		ret = PTR_ERR(adsp->xo);  in adsp_init_clock()
465 			dev_err(adsp->dev, "failed to get xo clock");  in adsp_init_clock()
472 	adsp->num_clks = num_clks;  in adsp_init_clock()
473 	adsp->clks = devm_kcalloc(adsp->dev, adsp->num_clks,  in adsp_init_clock()
474 				sizeof(*adsp->clks), GFP_KERNEL);  in adsp_init_clock()
475 	if (!adsp->clks)  in adsp_init_clock()
478 	for (i = 0; i < adsp->num_clks; i++)  in adsp_init_clock()
479 		adsp->clks[i].id = clk_ids[i];  in adsp_init_clock()
481 	return devm_clk_bulk_get(adsp->dev, adsp->num_clks, adsp->clks);  in adsp_init_clock()
484 static int adsp_init_reset(struct qcom_adsp *adsp)  in adsp_init_reset()  argument
486 	adsp->pdc_sync_reset = devm_reset_control_get_optional_exclusive(adsp->dev,  in adsp_init_reset()
488 	if (IS_ERR(adsp->pdc_sync_reset)) {  in adsp_init_reset()
489 		dev_err(adsp->dev, "failed to acquire pdc_sync reset\n");  in adsp_init_reset()
490 		return PTR_ERR(adsp->pdc_sync_reset);  in adsp_init_reset()
493 	adsp->restart = devm_reset_control_get_optional_exclusive(adsp->dev, "restart");  in adsp_init_reset()
496 	if (!adsp->restart)  in adsp_init_reset()
497 		adsp->restart = devm_reset_control_get_exclusive(adsp->dev, "cc_lpass");  in adsp_init_reset()
499 	if (IS_ERR(adsp->restart)) {  in adsp_init_reset()
500 		dev_err(adsp->dev, "failed to acquire restart\n");  in adsp_init_reset()
501 		return PTR_ERR(adsp->restart);  in adsp_init_reset()
507 static int adsp_init_mmio(struct qcom_adsp *adsp,  in adsp_init_mmio()  argument
513 	adsp->qdsp6ss_base = devm_platform_ioremap_resource(pdev, 0);  in adsp_init_mmio()
514 	if (IS_ERR(adsp->qdsp6ss_base)) {  in adsp_init_mmio()
515 		dev_err(adsp->dev, "failed to map QDSP6SS registers\n");  in adsp_init_mmio()
516 		return PTR_ERR(adsp->qdsp6ss_base);  in adsp_init_mmio()
525 	adsp->halt_map = syscon_node_to_regmap(syscon);  in adsp_init_mmio()
527 	if (IS_ERR(adsp->halt_map))  in adsp_init_mmio()
528 		return PTR_ERR(adsp->halt_map);  in adsp_init_mmio()
531 			1, &adsp->halt_lpass);  in adsp_init_mmio()
540 static int adsp_alloc_memory_region(struct qcom_adsp *adsp)  in adsp_alloc_memory_region()  argument
546 	node = of_parse_phandle(adsp->dev->of_node, "memory-region", 0);  in adsp_alloc_memory_region()
548 		dev_err(adsp->dev, "no memory-region specified\n");  in adsp_alloc_memory_region()
557 	adsp->mem_phys = adsp->mem_reloc = r.start;  in adsp_alloc_memory_region()
558 	adsp->mem_size = resource_size(&r);  in adsp_alloc_memory_region()
559 	adsp->mem_region = devm_ioremap_wc(adsp->dev,  in adsp_alloc_memory_region()
560 				adsp->mem_phys, adsp->mem_size);  in adsp_alloc_memory_region()
561 	if (!adsp->mem_region) {  in adsp_alloc_memory_region()
562 		dev_err(adsp->dev, "unable to map memory region: %pa+%zx\n",  in adsp_alloc_memory_region()
563 			&r.start, adsp->mem_size);  in adsp_alloc_memory_region()
574 	struct qcom_adsp *adsp;  in adsp_probe()  local
591 			    firmware_name, sizeof(*adsp));  in adsp_probe()
600 	adsp = (struct qcom_adsp *)rproc->priv;  in adsp_probe()
601 	adsp->dev = &pdev->dev;  in adsp_probe()
602 	adsp->rproc = rproc;  in adsp_probe()
603 	adsp->info_name = desc->sysmon_name;  in adsp_probe()
604 	platform_set_drvdata(pdev, adsp);  in adsp_probe()
607 		adsp->shutdown = qcom_wpss_shutdown;  in adsp_probe()
609 		adsp->shutdown = qcom_adsp_shutdown;  in adsp_probe()
611 	ret = adsp_alloc_memory_region(adsp);  in adsp_probe()
615 	ret = adsp_init_clock(adsp, desc->clk_ids);  in adsp_probe()
619 	ret = qcom_rproc_pds_attach(adsp->dev, adsp,  in adsp_probe()
625 	adsp->proxy_pd_count = ret;  in adsp_probe()
627 	ret = adsp_init_reset(adsp);  in adsp_probe()
631 	ret = adsp_init_mmio(adsp, pdev);  in adsp_probe()
635 	ret = qcom_q6v5_init(&adsp->q6v5, pdev, rproc, desc->crash_reason_smem,  in adsp_probe()
640 	qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);  in adsp_probe()
641 	qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);  in adsp_probe()
642 	adsp->sysmon = qcom_add_sysmon_subdev(rproc,  in adsp_probe()
645 	if (IS_ERR(adsp->sysmon)) {  in adsp_probe()
646 		ret = PTR_ERR(adsp->sysmon);  in adsp_probe()
657 	qcom_rproc_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);  in adsp_probe()
667 	struct qcom_adsp *adsp = platform_get_drvdata(pdev);  in adsp_remove()  local
669 	rproc_del(adsp->rproc);  in adsp_remove()
671 	qcom_q6v5_deinit(&adsp->q6v5);  in adsp_remove()
672 	qcom_remove_glink_subdev(adsp->rproc, &adsp->glink_subdev);  in adsp_remove()
673 	qcom_remove_sysmon_subdev(adsp->sysmon);  in adsp_remove()
674 	qcom_remove_ssr_subdev(adsp->rproc, &adsp->ssr_subdev);  in adsp_remove()
675 	qcom_rproc_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);  in adsp_remove()
676 	rproc_free(adsp->rproc);  in adsp_remove()
683 	.firmware_name = "adsp.mdt",
685 	.sysmon_name = "adsp",
738 	{ .compatible = "qcom,sdm845-adsp-pil", .data = &adsp_resource_init },
753 MODULE_DESCRIPTION("QTI SDM845 ADSP Peripheral Image Loader");