82 	{ .compatible = "fsl,imx8mm-micfil", .data = &fsl_micfil_imx8mm },
83 	{ .compatible = "fsl,imx8mp-micfil", .data = &fsl_micfil_imx8mp },
103 static int micfil_set_quality(struct fsl_micfil *micfil)  in micfil_set_quality()  argument
107 	switch (micfil->quality) {  in micfil_set_quality()
128 	return regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2,  in micfil_set_quality()
137 	struct fsl_micfil *micfil = snd_soc_component_get_drvdata(cmpnt);  in micfil_quality_get()  local
139 	ucontrol->value.integer.value[0] = micfil->quality;  in micfil_quality_get()
148 	struct fsl_micfil *micfil = snd_soc_component_get_drvdata(cmpnt);  in micfil_quality_set()  local
150 	micfil->quality = ucontrol->value.integer.value[0];  in micfil_quality_set()
152 	return micfil_set_quality(micfil);  in micfil_quality_set()
172 	SOC_ENUM_EXT("MICFIL Quality Select",
184 	struct fsl_micfil *micfil = dev_get_drvdata(dev);  in fsl_micfil_reset()  local
187 	ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_reset()
192 	ret = regmap_set_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_reset()
203 	ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_reset()
212 	ret = regmap_write_bits(micfil->regmap, REG_MICFIL_STAT, 0xFF, 0xFF);  in fsl_micfil_reset()
222 	struct fsl_micfil *micfil = snd_soc_dai_get_drvdata(dai);  in fsl_micfil_startup()  local
224 	if (!micfil) {  in fsl_micfil_startup()
225 		dev_err(dai->dev, "micfil dai priv_data not set\n");  in fsl_micfil_startup()
235 	struct fsl_micfil *micfil = snd_soc_dai_get_drvdata(dai);  in fsl_micfil_trigger()  local
236 	struct device *dev = &micfil->pdev->dev;  in fsl_micfil_trigger()
255 		ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_trigger()
262 		ret = regmap_set_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_trigger()
272 		ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_trigger()
277 		ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_trigger()
289 static int fsl_micfil_reparent_rootclk(struct fsl_micfil *micfil, unsigned int sample_rate)  in fsl_micfil_reparent_rootclk()  argument
291 	struct device *dev = &micfil->pdev->dev;  in fsl_micfil_reparent_rootclk()
297 	clk = micfil->mclk;  in fsl_micfil_reparent_rootclk()
301 	fsl_asoc_reparent_pll_clocks(dev, clk, micfil->pll8k_clk,  in fsl_micfil_reparent_rootclk()
302 				     micfil->pll11k_clk, ratio);  in fsl_micfil_reparent_rootclk()
314 	struct fsl_micfil *micfil = snd_soc_dai_get_drvdata(dai);  in fsl_micfil_hw_params()  local
322 	ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_hw_params()
328 	ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1,  in fsl_micfil_hw_params()
333 	ret = fsl_micfil_reparent_rootclk(micfil, rate);  in fsl_micfil_hw_params()
337 	ret = clk_set_rate(micfil->mclk, rate * clk_div * osr * 8);  in fsl_micfil_hw_params()
341 	ret = micfil_set_quality(micfil);  in fsl_micfil_hw_params()
345 	ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2,  in fsl_micfil_hw_params()
350 	micfil->dma_params_rx.peripheral_config = &micfil->sdmacfg;  in fsl_micfil_hw_params()
351 	micfil->dma_params_rx.peripheral_size = sizeof(micfil->sdmacfg);  in fsl_micfil_hw_params()
352 	micfil->sdmacfg.n_fifos_src = channels;  in fsl_micfil_hw_params()
353 	micfil->sdmacfg.sw_done = true;  in fsl_micfil_hw_params()
354 	micfil->dma_params_rx.maxburst = channels * MICFIL_DMA_MAXBURST_RX;  in fsl_micfil_hw_params()
367 	struct fsl_micfil *micfil = dev_get_drvdata(cpu_dai->dev);  in fsl_micfil_dai_probe()  local
372 	micfil->quality = QUALITY_VLOW0;  in fsl_micfil_dai_probe()
375 	regmap_write(micfil->regmap, REG_MICFIL_OUT_CTRL, 0x22222222);  in fsl_micfil_dai_probe()
380 	ret = regmap_update_bits(micfil->regmap, REG_MICFIL_DC_CTRL,  in fsl_micfil_dai_probe()
386 	micfil->dc_remover = MICFIL_DC_BYPASS;  in fsl_micfil_dai_probe()
389 				  &micfil->dma_params_rx);  in fsl_micfil_dai_probe()
392 	ret = regmap_update_bits(micfil->regmap, REG_MICFIL_FIFO_CTRL,  in fsl_micfil_dai_probe()
394 			FIELD_PREP(MICFIL_FIFO_CTRL_FIFOWMK, micfil->soc->fifo_depth - 1));  in fsl_micfil_dai_probe()
414 	.name		= "fsl-micfil-dai",
540 	struct fsl_micfil *micfil = (struct fsl_micfil *)devid;  in micfil_isr()  local
541 	struct platform_device *pdev = micfil->pdev;  in micfil_isr()
548 	regmap_read(micfil->regmap, REG_MICFIL_STAT, &stat_reg);  in micfil_isr()
549 	regmap_read(micfil->regmap, REG_MICFIL_CTRL1, &ctrl1_reg);  in micfil_isr()
550 	regmap_read(micfil->regmap, REG_MICFIL_FIFO_STAT, &fifo_stat_reg);  in micfil_isr()
563 			regmap_write_bits(micfil->regmap,  in micfil_isr()
586 	struct fsl_micfil *micfil = (struct fsl_micfil *)devid;  in micfil_err_isr()  local
587 	struct platform_device *pdev = micfil->pdev;  in micfil_err_isr()
590 	regmap_read(micfil->regmap, REG_MICFIL_STAT, &stat_reg);  in micfil_err_isr()
600 		regmap_write_bits(micfil->regmap, REG_MICFIL_STAT,  in micfil_err_isr()
610 	struct fsl_micfil *micfil;  in fsl_micfil_probe()  local
615 	micfil = devm_kzalloc(&pdev->dev, sizeof(*micfil), GFP_KERNEL);  in fsl_micfil_probe()
616 	if (!micfil)  in fsl_micfil_probe()
619 	micfil->pdev = pdev;  in fsl_micfil_probe()
620 	strncpy(micfil->name, np->name, sizeof(micfil->name) - 1);  in fsl_micfil_probe()
622 	micfil->soc = of_device_get_match_data(&pdev->dev);  in fsl_micfil_probe()
627 	micfil->mclk = devm_clk_get(&pdev->dev, "ipg_clk_app");  in fsl_micfil_probe()
628 	if (IS_ERR(micfil->mclk)) {  in fsl_micfil_probe()
630 			PTR_ERR(micfil->mclk));  in fsl_micfil_probe()
631 		return PTR_ERR(micfil->mclk);  in fsl_micfil_probe()
634 	micfil->busclk = devm_clk_get(&pdev->dev, "ipg_clk");  in fsl_micfil_probe()
635 	if (IS_ERR(micfil->busclk)) {  in fsl_micfil_probe()
637 			PTR_ERR(micfil->busclk));  in fsl_micfil_probe()
638 		return PTR_ERR(micfil->busclk);  in fsl_micfil_probe()
641 	fsl_asoc_get_pll_clocks(&pdev->dev, &micfil->pll8k_clk,  in fsl_micfil_probe()
642 				&micfil->pll11k_clk);  in fsl_micfil_probe()
649 	micfil->regmap = devm_regmap_init_mmio(&pdev->dev,  in fsl_micfil_probe()
652 	if (IS_ERR(micfil->regmap)) {  in fsl_micfil_probe()
653 		dev_err(&pdev->dev, "failed to init MICFIL regmap: %ld\n",  in fsl_micfil_probe()
654 			PTR_ERR(micfil->regmap));  in fsl_micfil_probe()
655 		return PTR_ERR(micfil->regmap);  in fsl_micfil_probe()
662 					 &micfil->dataline);  in fsl_micfil_probe()
664 		micfil->dataline = 1;  in fsl_micfil_probe()
666 	if (micfil->dataline & ~micfil->soc->dataline) {  in fsl_micfil_probe()
668 			micfil->soc->dataline);  in fsl_micfil_probe()
674 		micfil->irq[i] = platform_get_irq(pdev, i);  in fsl_micfil_probe()
675 		if (micfil->irq[i] < 0)  in fsl_micfil_probe()
676 			return micfil->irq[i];  in fsl_micfil_probe()
680 	ret = devm_request_irq(&pdev->dev, micfil->irq[0],  in fsl_micfil_probe()
682 			       micfil->name, micfil);  in fsl_micfil_probe()
685 			micfil->irq[0]);  in fsl_micfil_probe()
690 	ret = devm_request_irq(&pdev->dev, micfil->irq[1],  in fsl_micfil_probe()
692 			       micfil->name, micfil);  in fsl_micfil_probe()
695 			micfil->irq[1]);  in fsl_micfil_probe()
699 	micfil->dma_params_rx.chan_name = "rx";  in fsl_micfil_probe()
700 	micfil->dma_params_rx.addr = res->start + REG_MICFIL_DATACH0;  in fsl_micfil_probe()
701 	micfil->dma_params_rx.maxburst = MICFIL_DMA_MAXBURST_RX;  in fsl_micfil_probe()
703 	platform_set_drvdata(pdev, micfil);  in fsl_micfil_probe()
706 	regcache_cache_only(micfil->regmap, true);  in fsl_micfil_probe()
718 	fsl_micfil_dai.capture.formats = micfil->soc->formats;  in fsl_micfil_probe()
732 	struct fsl_micfil *micfil = dev_get_drvdata(dev);  in fsl_micfil_runtime_suspend()  local
734 	regcache_cache_only(micfil->regmap, true);  in fsl_micfil_runtime_suspend()
736 	clk_disable_unprepare(micfil->mclk);  in fsl_micfil_runtime_suspend()
737 	clk_disable_unprepare(micfil->busclk);  in fsl_micfil_runtime_suspend()
744 	struct fsl_micfil *micfil = dev_get_drvdata(dev);  in fsl_micfil_runtime_resume()  local
747 	ret = clk_prepare_enable(micfil->busclk);  in fsl_micfil_runtime_resume()
751 	ret = clk_prepare_enable(micfil->mclk);  in fsl_micfil_runtime_resume()
753 		clk_disable_unprepare(micfil->busclk);  in fsl_micfil_runtime_resume()
757 	regcache_cache_only(micfil->regmap, false);  in fsl_micfil_runtime_resume()
758 	regcache_mark_dirty(micfil->regmap);  in fsl_micfil_runtime_resume()
759 	regcache_sync(micfil->regmap);  in fsl_micfil_runtime_resume()
789 		.name = "fsl-micfil-dai",
797 MODULE_DESCRIPTION("NXP PDM Microphone Interface (MICFIL) driver");