196 static void spdif_irq_dpll_lock(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_dpll_lock()  argument
198 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_dpll_lock()
199 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_dpll_lock()
208 	spdif_priv->dpll_locked = locked ? true : false;  in spdif_irq_dpll_lock()
212 static void spdif_irq_sym_error(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_sym_error()  argument
214 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_sym_error()
215 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_sym_error()
220 	if (!spdif_priv->dpll_locked)  in spdif_irq_sym_error()
225 static void spdif_irq_uqrx_full(struct fsl_spdif_priv *spdif_priv, char name)  in spdif_irq_uqrx_full()  argument
227 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uqrx_full()
228 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uqrx_full()
229 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uqrx_full()
264 static void spdif_irq_uq_sync(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_sync()  argument
266 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_sync()
267 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_sync()
280 static void spdif_irq_uq_err(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_err()  argument
282 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_err()
283 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uq_err()
284 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_err()
300 static u32 spdif_intr_status_clear(struct fsl_spdif_priv *spdif_priv)  in spdif_intr_status_clear()  argument
302 	struct regmap *regmap = spdif_priv->regmap;  in spdif_intr_status_clear()
315 	struct fsl_spdif_priv *spdif_priv = (struct fsl_spdif_priv *)devid;  in spdif_isr()  local
316 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_isr()
319 	sis = spdif_intr_status_clear(spdif_priv);  in spdif_isr()
322 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
337 		spdif_irq_sym_error(spdif_priv);  in spdif_isr()
343 		spdif_irq_uqrx_full(spdif_priv, 'U');  in spdif_isr()
349 		spdif_irq_uqrx_full(spdif_priv, 'Q');  in spdif_isr()
355 		spdif_irq_uq_sync(spdif_priv);  in spdif_isr()
358 		spdif_irq_uq_err(spdif_priv);  in spdif_isr()
367 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
380 static int spdif_softreset(struct fsl_spdif_priv *spdif_priv)  in spdif_softreset()  argument
382 	struct regmap *regmap = spdif_priv->regmap;  in spdif_softreset()
414 static void spdif_write_channel_status(struct fsl_spdif_priv *spdif_priv)  in spdif_write_channel_status()  argument
416 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_write_channel_status()
417 	struct regmap *regmap = spdif_priv->regmap;  in spdif_write_channel_status()
418 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_write_channel_status()
435 static int spdif_set_rx_clksrc(struct fsl_spdif_priv *spdif_priv,  in spdif_set_rx_clksrc()  argument
438 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_rx_clksrc()
439 	u8 clksrc = spdif_priv->rxclk_src;  in spdif_set_rx_clksrc()
455 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in spdif_set_sample_rate()  local
456 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_set_sample_rate()
457 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_sample_rate()
458 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_set_sample_rate()
499 	clk = spdif_priv->txclk_src[rate];  in spdif_set_sample_rate()
505 	txclk_df = spdif_priv->txclk_df[rate];  in spdif_set_sample_rate()
511 	sysclk_df = spdif_priv->sysclk_df[rate];  in spdif_set_sample_rate()
513 	if (!fsl_spdif_can_set_clk_rate(spdif_priv, clk))  in spdif_set_sample_rate()
517 	ret = clk_set_rate(spdif_priv->txclk[rate],  in spdif_set_sample_rate()
528 			clk_get_rate(spdif_priv->txclk[rate]));  in spdif_set_sample_rate()
541 			spdif_priv->txrate[rate], sample_rate);  in spdif_set_sample_rate()
550 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_startup()  local
551 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_startup()
552 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_startup()
558 		ret = spdif_softreset(spdif_priv);  in fsl_spdif_startup()
592 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_shutdown()  local
593 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_shutdown()
610 		spdif_intr_status_clear(spdif_priv);  in fsl_spdif_shutdown()
621 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_hw_params()  local
622 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_hw_params()
623 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_hw_params()
636 		spdif_write_channel_status(spdif_priv);  in fsl_spdif_hw_params()
639 		ret = spdif_set_rx_clksrc(spdif_priv, SPDIF_DEFAULT_GAINSEL, 1);  in fsl_spdif_hw_params()
649 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_trigger()  local
650 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_trigger()
706 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_get()  local
707 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_get()
721 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_put()  local
722 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_put()
729 	spdif_write_channel_status(spdif_priv);  in fsl_spdif_pb_put()
739 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_capture_get()  local
740 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_capture_get()
771 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_subcode_get()  local
772 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_subcode_get()
803 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_qget()  local
804 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_qget()
825 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_vbit_get()  local
826 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_vbit_get()
840 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_get()  local
841 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_get()
856 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_put()  local
857 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_put()
869 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_rcm_get()  local
870 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_rcm_get()
884 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_rcm_put()  local
885 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_rcm_put()
915 static int spdif_get_rxclk_rate(struct fsl_spdif_priv *spdif_priv,  in spdif_get_rxclk_rate()  argument
918 	struct regmap *regmap = spdif_priv->regmap;  in spdif_get_rxclk_rate()
919 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_get_rxclk_rate()
931 		busclk_freq = clk_get_rate(spdif_priv->sysclk);  in spdif_get_rxclk_rate()
954 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rxrate_get()  local
957 	if (spdif_priv->dpll_locked)  in fsl_spdif_rxrate_get()
958 		rate = spdif_get_rxclk_rate(spdif_priv, SPDIF_DEFAULT_GAINSEL);  in fsl_spdif_rxrate_get()
974 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_get()  local
975 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_get()
993 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_put()  local
994 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_put()
1224 static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_txclk_caldiv()  argument
1230 	bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk);  in fsl_spdif_txclk_caldiv()
1254 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1255 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1256 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1265 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1266 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1267 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1275 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1276 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1277 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1286 static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_probe_txclk()  argument
1291 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_probe_txclk()
1308 		ret = fsl_spdif_txclk_caldiv(spdif_priv, clk, savesub, index,  in fsl_spdif_probe_txclk()
1309 					     fsl_spdif_can_set_clk_rate(spdif_priv, i));  in fsl_spdif_probe_txclk()
1314 		spdif_priv->txclk[index] = clk;  in fsl_spdif_probe_txclk()
1315 		spdif_priv->txclk_src[index] = i;  in fsl_spdif_probe_txclk()
1323 			spdif_priv->txclk_src[index], rate[index]);  in fsl_spdif_probe_txclk()
1325 			spdif_priv->txclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1326 	if (clk_is_match(spdif_priv->txclk[index], spdif_priv->sysclk))  in fsl_spdif_probe_txclk()
1328 				spdif_priv->sysclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1330 			rate[index], spdif_priv->txrate[index]);  in fsl_spdif_probe_txclk()
1337 	struct fsl_spdif_priv *spdif_priv;  in fsl_spdif_probe()  local
1343 	spdif_priv = devm_kzalloc(&pdev->dev, sizeof(*spdif_priv), GFP_KERNEL);  in fsl_spdif_probe()
1344 	if (!spdif_priv)  in fsl_spdif_probe()
1347 	spdif_priv->pdev = pdev;  in fsl_spdif_probe()
1349 	spdif_priv->soc = of_device_get_match_data(&pdev->dev);  in fsl_spdif_probe()
1352 	memcpy(&spdif_priv->cpu_dai_drv, &fsl_spdif_dai, sizeof(fsl_spdif_dai));  in fsl_spdif_probe()
1353 	spdif_priv->cpu_dai_drv.name = dev_name(&pdev->dev);  in fsl_spdif_probe()
1354 	spdif_priv->cpu_dai_drv.playback.formats =  in fsl_spdif_probe()
1355 				spdif_priv->soc->tx_formats;  in fsl_spdif_probe()
1362 	spdif_priv->regmap = devm_regmap_init_mmio(&pdev->dev, regs, &fsl_spdif_regmap_config);  in fsl_spdif_probe()
1363 	if (IS_ERR(spdif_priv->regmap)) {  in fsl_spdif_probe()
1365 		return PTR_ERR(spdif_priv->regmap);  in fsl_spdif_probe()
1368 	for (i = 0; i < spdif_priv->soc->interrupts; i++) {  in fsl_spdif_probe()
1374 				       dev_name(&pdev->dev), spdif_priv);  in fsl_spdif_probe()
1382 	spdif_priv->sysclk = devm_clk_get(&pdev->dev, "rxtx5");  in fsl_spdif_probe()
1383 	if (IS_ERR(spdif_priv->sysclk)) {  in fsl_spdif_probe()
1385 		return PTR_ERR(spdif_priv->sysclk);  in fsl_spdif_probe()
1389 	spdif_priv->coreclk = devm_clk_get(&pdev->dev, "core");  in fsl_spdif_probe()
1390 	if (IS_ERR(spdif_priv->coreclk)) {  in fsl_spdif_probe()
1392 		return PTR_ERR(spdif_priv->coreclk);  in fsl_spdif_probe()
1395 	spdif_priv->spbaclk = devm_clk_get(&pdev->dev, "spba");  in fsl_spdif_probe()
1396 	if (IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_probe()
1400 	spdif_priv->rxclk = devm_clk_get(&pdev->dev, "rxtx1");  in fsl_spdif_probe()
1401 	if (IS_ERR(spdif_priv->rxclk)) {  in fsl_spdif_probe()
1403 		return PTR_ERR(spdif_priv->rxclk);  in fsl_spdif_probe()
1405 	spdif_priv->rxclk_src = DEFAULT_RXCLK_SRC;  in fsl_spdif_probe()
1408 		ret = fsl_spdif_probe_txclk(spdif_priv, i);  in fsl_spdif_probe()
1414 	ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_probe()
1425 	spdif_priv->dpll_locked = false;  in fsl_spdif_probe()
1427 	spdif_priv->dma_params_tx.maxburst = spdif_priv->soc->tx_burst;  in fsl_spdif_probe()
1428 	spdif_priv->dma_params_rx.maxburst = spdif_priv->soc->rx_burst;  in fsl_spdif_probe()
1429 	spdif_priv->dma_params_tx.addr = res->start + REG_SPDIF_STL;  in fsl_spdif_probe()
1430 	spdif_priv->dma_params_rx.addr = res->start + REG_SPDIF_SRL;  in fsl_spdif_probe()
1433 	dev_set_drvdata(&pdev->dev, spdif_priv);  in fsl_spdif_probe()
1435 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_probe()
1448 					      &spdif_priv->cpu_dai_drv, 1);  in fsl_spdif_probe()
1471 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_suspend()  local
1475 	regmap_update_bits(spdif_priv->regmap, REG_SPDIF_SIE, 0xffffff, 0);  in fsl_spdif_runtime_suspend()
1477 	regmap_read(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_suspend()
1478 			&spdif_priv->regcache_srpc);  in fsl_spdif_runtime_suspend()
1479 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_runtime_suspend()
1481 	clk_disable_unprepare(spdif_priv->rxclk);  in fsl_spdif_runtime_suspend()
1484 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_suspend()
1486 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_suspend()
1487 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_suspend()
1488 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_suspend()
1495 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_resume()  local
1499 	ret = clk_prepare_enable(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()
1505 	if (!IS_ERR(spdif_priv->spbaclk)) {  in fsl_spdif_runtime_resume()
1506 		ret = clk_prepare_enable(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1514 		ret = clk_prepare_enable(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1519 	ret = clk_prepare_enable(spdif_priv->rxclk);  in fsl_spdif_runtime_resume()
1523 	regcache_cache_only(spdif_priv->regmap, false);  in fsl_spdif_runtime_resume()
1524 	regcache_mark_dirty(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1526 	regmap_update_bits(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_resume()
1528 			spdif_priv->regcache_srpc);  in fsl_spdif_runtime_resume()
1530 	ret = regcache_sync(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1537 	clk_disable_unprepare(spdif_priv->rxclk);  in fsl_spdif_runtime_resume()
1540 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1541 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_resume()
1542 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1544 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()