211 static void spdif_irq_dpll_lock(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_dpll_lock()  argument
213 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_dpll_lock()
214 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_dpll_lock()
223 	spdif_priv->dpll_locked = locked ? true : false;  in spdif_irq_dpll_lock()
227 static void spdif_irq_sym_error(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_sym_error()  argument
229 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_sym_error()
230 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_sym_error()
235 	if (!spdif_priv->dpll_locked)  in spdif_irq_sym_error()
240 static void spdif_irq_uqrx_full(struct fsl_spdif_priv *spdif_priv, char name)  in spdif_irq_uqrx_full()  argument
242 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uqrx_full()
243 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uqrx_full()
244 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uqrx_full()
279 static void spdif_irq_uq_sync(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_sync()  argument
281 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_sync()
282 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_sync()
295 static void spdif_irq_uq_err(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_err()  argument
297 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_err()
298 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uq_err()
299 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_err()
315 static u32 spdif_intr_status_clear(struct fsl_spdif_priv *spdif_priv)  in spdif_intr_status_clear()  argument
317 	struct regmap *regmap = spdif_priv->regmap;  in spdif_intr_status_clear()
330 	struct fsl_spdif_priv *spdif_priv = (struct fsl_spdif_priv *)devid;  in spdif_isr()  local
331 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_isr()
334 	sis = spdif_intr_status_clear(spdif_priv);  in spdif_isr()
337 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
352 		spdif_irq_sym_error(spdif_priv);  in spdif_isr()
358 		spdif_irq_uqrx_full(spdif_priv, 'U');  in spdif_isr()
364 		spdif_irq_uqrx_full(spdif_priv, 'Q');  in spdif_isr()
370 		spdif_irq_uq_sync(spdif_priv);  in spdif_isr()
373 		spdif_irq_uq_err(spdif_priv);  in spdif_isr()
382 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
395 static int spdif_softreset(struct fsl_spdif_priv *spdif_priv)  in spdif_softreset()  argument
397 	struct regmap *regmap = spdif_priv->regmap;  in spdif_softreset()
429 static void spdif_write_channel_status(struct fsl_spdif_priv *spdif_priv)  in spdif_write_channel_status()  argument
431 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_write_channel_status()
432 	struct regmap *regmap = spdif_priv->regmap;  in spdif_write_channel_status()
433 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_write_channel_status()
448 	if (spdif_priv->soc->cchannel_192b) {  in spdif_write_channel_status()
467 static int spdif_set_rx_clksrc(struct fsl_spdif_priv *spdif_priv,  in spdif_set_rx_clksrc()  argument
470 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_rx_clksrc()
471 	u8 clksrc = spdif_priv->rxclk_src;  in spdif_set_rx_clksrc()
487 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in spdif_set_sample_rate()  local
488 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_set_sample_rate()
489 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_sample_rate()
490 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_set_sample_rate()
531 	clk = spdif_priv->txclk_src[rate];  in spdif_set_sample_rate()
537 	txclk_df = spdif_priv->txclk_df[rate];  in spdif_set_sample_rate()
543 	sysclk_df = spdif_priv->sysclk_df[rate];  in spdif_set_sample_rate()
545 	if (!fsl_spdif_can_set_clk_rate(spdif_priv, clk))  in spdif_set_sample_rate()
549 	ret = clk_set_rate(spdif_priv->txclk[clk],  in spdif_set_sample_rate()
560 			clk_get_rate(spdif_priv->txclk[clk]));  in spdif_set_sample_rate()
573 			spdif_priv->txrate[rate], sample_rate);  in spdif_set_sample_rate()
582 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_startup()  local
583 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_startup()
584 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_startup()
590 		ret = spdif_softreset(spdif_priv);  in fsl_spdif_startup()
624 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_shutdown()  local
625 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_shutdown()
644 		spdif_intr_status_clear(spdif_priv);  in fsl_spdif_shutdown()
655 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_hw_params()  local
656 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_hw_params()
657 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_hw_params()
670 		spdif_write_channel_status(spdif_priv);  in fsl_spdif_hw_params()
673 		ret = spdif_set_rx_clksrc(spdif_priv, SPDIF_DEFAULT_GAINSEL, 1);  in fsl_spdif_hw_params()
683 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_trigger()  local
684 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_trigger()
740 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_get()  local
741 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_get()
755 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_put()  local
756 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_put()
763 	spdif_write_channel_status(spdif_priv);  in fsl_spdif_pb_put()
773 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_capture_get()  local
774 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_capture_get()
805 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_subcode_get()  local
806 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_subcode_get()
837 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_qget()  local
838 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_qget()
859 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_vbit_get()  local
860 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_vbit_get()
874 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_get()  local
875 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_get()
890 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_put()  local
891 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_put()
903 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_rcm_get()  local
904 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_rcm_get()
918 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_rcm_put()  local
919 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_rcm_put()
1012 static int spdif_get_rxclk_rate(struct fsl_spdif_priv *spdif_priv,  in spdif_get_rxclk_rate()  argument
1015 	struct regmap *regmap = spdif_priv->regmap;  in spdif_get_rxclk_rate()
1016 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_get_rxclk_rate()
1028 		busclk_freq = clk_get_rate(spdif_priv->sysclk);  in spdif_get_rxclk_rate()
1051 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rxrate_get()  local
1054 	if (spdif_priv->dpll_locked)  in fsl_spdif_rxrate_get()
1055 		rate = spdif_get_rxclk_rate(spdif_priv, SPDIF_DEFAULT_GAINSEL);  in fsl_spdif_rxrate_get()
1071 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_get()  local
1072 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_get()
1090 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_put()  local
1091 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_put()
1360 static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_txclk_caldiv()  argument
1366 	bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk);  in fsl_spdif_txclk_caldiv()
1390 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1391 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1392 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1401 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1402 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1403 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1411 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1412 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1413 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1422 static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_probe_txclk()  argument
1427 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_probe_txclk()
1434 		clk = spdif_priv->txclk[i];  in fsl_spdif_probe_txclk()
1442 		ret = fsl_spdif_txclk_caldiv(spdif_priv, clk, savesub, index,  in fsl_spdif_probe_txclk()
1443 					     fsl_spdif_can_set_clk_rate(spdif_priv, i));  in fsl_spdif_probe_txclk()
1448 		spdif_priv->txclk_src[index] = i;  in fsl_spdif_probe_txclk()
1456 			spdif_priv->txclk_src[index], rate[index]);  in fsl_spdif_probe_txclk()
1458 			spdif_priv->txclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1459 	if (clk_is_match(spdif_priv->txclk[spdif_priv->txclk_src[index]], spdif_priv->sysclk))  in fsl_spdif_probe_txclk()
1461 				spdif_priv->sysclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1463 			rate[index], spdif_priv->txrate[index]);  in fsl_spdif_probe_txclk()
1470 	struct fsl_spdif_priv *spdif_priv;  in fsl_spdif_probe()  local
1477 	spdif_priv = devm_kzalloc(&pdev->dev, sizeof(*spdif_priv), GFP_KERNEL);  in fsl_spdif_probe()
1478 	if (!spdif_priv)  in fsl_spdif_probe()
1481 	spdif_priv->pdev = pdev;  in fsl_spdif_probe()
1483 	spdif_priv->soc = of_device_get_match_data(&pdev->dev);  in fsl_spdif_probe()
1486 	memcpy(&spdif_priv->cpu_dai_drv, &fsl_spdif_dai, sizeof(fsl_spdif_dai));  in fsl_spdif_probe()
1487 	spdif_priv->cpu_dai_drv.name = dev_name(&pdev->dev);  in fsl_spdif_probe()
1488 	spdif_priv->cpu_dai_drv.playback.formats =  in fsl_spdif_probe()
1489 				spdif_priv->soc->tx_formats;  in fsl_spdif_probe()
1496 	spdif_priv->regmap = devm_regmap_init_mmio(&pdev->dev, regs, &fsl_spdif_regmap_config);  in fsl_spdif_probe()
1497 	if (IS_ERR(spdif_priv->regmap)) {  in fsl_spdif_probe()
1499 		return PTR_ERR(spdif_priv->regmap);  in fsl_spdif_probe()
1502 	for (i = 0; i < spdif_priv->soc->interrupts; i++) {  in fsl_spdif_probe()
1508 				       dev_name(&pdev->dev), spdif_priv);  in fsl_spdif_probe()
1517 		spdif_priv->txclk[i] = devm_clk_get(&pdev->dev, tmp);  in fsl_spdif_probe()
1518 		if (IS_ERR(spdif_priv->txclk[i])) {  in fsl_spdif_probe()
1520 			return PTR_ERR(spdif_priv->txclk[i]);  in fsl_spdif_probe()
1525 	spdif_priv->sysclk = spdif_priv->txclk[5];  in fsl_spdif_probe()
1526 	if (IS_ERR(spdif_priv->sysclk)) {  in fsl_spdif_probe()
1528 		return PTR_ERR(spdif_priv->sysclk);  in fsl_spdif_probe()
1532 	spdif_priv->coreclk = devm_clk_get(&pdev->dev, "core");  in fsl_spdif_probe()
1533 	if (IS_ERR(spdif_priv->coreclk)) {  in fsl_spdif_probe()
1535 		return PTR_ERR(spdif_priv->coreclk);  in fsl_spdif_probe()
1538 	spdif_priv->spbaclk = devm_clk_get(&pdev->dev, "spba");  in fsl_spdif_probe()
1539 	if (IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_probe()
1543 	spdif_priv->rxclk = spdif_priv->txclk[1];  in fsl_spdif_probe()
1544 	if (IS_ERR(spdif_priv->rxclk)) {  in fsl_spdif_probe()
1546 		return PTR_ERR(spdif_priv->rxclk);  in fsl_spdif_probe()
1548 	spdif_priv->rxclk_src = DEFAULT_RXCLK_SRC;  in fsl_spdif_probe()
1551 		ret = fsl_spdif_probe_txclk(spdif_priv, i);  in fsl_spdif_probe()
1557 	ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_probe()
1568 	spdif_priv->dpll_locked = false;  in fsl_spdif_probe()
1570 	spdif_priv->dma_params_tx.maxburst = spdif_priv->soc->tx_burst;  in fsl_spdif_probe()
1571 	spdif_priv->dma_params_rx.maxburst = spdif_priv->soc->rx_burst;  in fsl_spdif_probe()
1572 	spdif_priv->dma_params_tx.addr = res->start + REG_SPDIF_STL;  in fsl_spdif_probe()
1573 	spdif_priv->dma_params_rx.addr = res->start + REG_SPDIF_SRL;  in fsl_spdif_probe()
1576 	dev_set_drvdata(&pdev->dev, spdif_priv);  in fsl_spdif_probe()
1578 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_probe()
1591 					      &spdif_priv->cpu_dai_drv, 1);  in fsl_spdif_probe()
1614 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_suspend()  local
1618 	regmap_update_bits(spdif_priv->regmap, REG_SPDIF_SIE, 0xffffff, 0);  in fsl_spdif_runtime_suspend()
1620 	regmap_read(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_suspend()
1621 			&spdif_priv->regcache_srpc);  in fsl_spdif_runtime_suspend()
1622 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_runtime_suspend()
1625 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_suspend()
1627 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_suspend()
1628 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_suspend()
1629 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_suspend()
1636 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_resume()  local
1640 	ret = clk_prepare_enable(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()
1646 	if (!IS_ERR(spdif_priv->spbaclk)) {  in fsl_spdif_runtime_resume()
1647 		ret = clk_prepare_enable(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1655 		ret = clk_prepare_enable(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1660 	regcache_cache_only(spdif_priv->regmap, false);  in fsl_spdif_runtime_resume()
1661 	regcache_mark_dirty(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1663 	regmap_update_bits(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_resume()
1665 			spdif_priv->regcache_srpc);  in fsl_spdif_runtime_resume()
1667 	ret = regcache_sync(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1675 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1676 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_resume()
1677 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1679 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()