34 	struct rk_spdifrx_dev *spdifrx = dev_get_drvdata(dev);  in rk_spdifrx_runtime_suspend()  local
36 	clk_disable_unprepare(spdifrx->mclk);  in rk_spdifrx_runtime_suspend()
37 	clk_disable_unprepare(spdifrx->hclk);  in rk_spdifrx_runtime_suspend()
44 	struct rk_spdifrx_dev *spdifrx = dev_get_drvdata(dev);  in rk_spdifrx_runtime_resume()  local
47 	ret = clk_prepare_enable(spdifrx->mclk);  in rk_spdifrx_runtime_resume()
49 		dev_err(spdifrx->dev, "mclk clock enable failed %d\n", ret);  in rk_spdifrx_runtime_resume()
53 	ret = clk_prepare_enable(spdifrx->hclk);  in rk_spdifrx_runtime_resume()
55 		dev_err(spdifrx->dev, "hclk clock enable failed %d\n", ret);  in rk_spdifrx_runtime_resume()
66 	struct rk_spdifrx_dev *spdifrx = snd_soc_dai_get_drvdata(dai);  in rk_spdifrx_hw_params()  local
68 	regmap_update_bits(spdifrx->regmap, SPDIFRX_INTEN,  in rk_spdifrx_hw_params()
73 	regmap_update_bits(spdifrx->regmap, SPDIFRX_DMACR,  in rk_spdifrx_hw_params()
75 	regmap_update_bits(spdifrx->regmap, SPDIFRX_CDR,  in rk_spdifrx_hw_params()
81 static void rk_spdifrx_reset(struct rk_spdifrx_dev *spdifrx)  in rk_spdifrx_reset()  argument
83 	reset_control_assert(spdifrx->reset);  in rk_spdifrx_reset()
85 	reset_control_deassert(spdifrx->reset);  in rk_spdifrx_reset()
91 	struct rk_spdifrx_dev *spdifrx = snd_soc_dai_get_drvdata(dai);  in rk_spdifrx_trigger()  local
98 		rk_spdifrx_reset(spdifrx);  in rk_spdifrx_trigger()
99 		ret = regmap_update_bits(spdifrx->regmap, SPDIFRX_DMACR,  in rk_spdifrx_trigger()
106 		ret = regmap_update_bits(spdifrx->regmap, SPDIFRX_CFGR,  in rk_spdifrx_trigger()
113 		ret = regmap_update_bits(spdifrx->regmap, SPDIFRX_DMACR,  in rk_spdifrx_trigger()
120 		ret = regmap_update_bits(spdifrx->regmap, SPDIFRX_CFGR,  in rk_spdifrx_trigger()
134 	struct rk_spdifrx_dev *spdifrx = snd_soc_dai_get_drvdata(dai);  in rk_spdifrx_dai_probe()  local
136 	dai->capture_dma_data = &spdifrx->capture_dma_data;  in rk_spdifrx_dai_probe()
165 	.name = "rockchip-spdifrx",
251 	struct rk_spdifrx_dev *spdifrx = dev_id;  in rk_spdifrx_isr()  local
254 	regmap_read(spdifrx->regmap, SPDIFRX_INTSR, &intsr);  in rk_spdifrx_isr()
257 		dev_dbg(spdifrx->dev, "NSYNC\n");  in rk_spdifrx_isr()
258 		regmap_write(spdifrx->regmap, SPDIFRX_INTCLR, BIT(7));  in rk_spdifrx_isr()
262 		dev_dbg(spdifrx->dev, "SYNC\n");  in rk_spdifrx_isr()
263 		regmap_write(spdifrx->regmap, SPDIFRX_INTCLR, BIT(9));  in rk_spdifrx_isr()
271 	struct rk_spdifrx_dev *spdifrx;  in rk_spdifrx_probe()  local
276 	spdifrx = devm_kzalloc(&pdev->dev, sizeof(*spdifrx), GFP_KERNEL);  in rk_spdifrx_probe()
277 	if (!spdifrx)  in rk_spdifrx_probe()
280 	spdifrx->reset = devm_reset_control_get(&pdev->dev, "spdifrx-m");  in rk_spdifrx_probe()
281 	if (IS_ERR(spdifrx->reset)) {  in rk_spdifrx_probe()
282 		ret = PTR_ERR(spdifrx->reset);  in rk_spdifrx_probe()
287 	spdifrx->hclk = devm_clk_get(&pdev->dev, "hclk");  in rk_spdifrx_probe()
288 	if (IS_ERR(spdifrx->hclk))  in rk_spdifrx_probe()
289 		return PTR_ERR(spdifrx->hclk);  in rk_spdifrx_probe()
291 	spdifrx->mclk = devm_clk_get(&pdev->dev, "mclk");  in rk_spdifrx_probe()
292 	if (IS_ERR(spdifrx->mclk))  in rk_spdifrx_probe()
293 		return PTR_ERR(spdifrx->mclk);  in rk_spdifrx_probe()
295 	spdifrx->irq = platform_get_irq(pdev, 0);  in rk_spdifrx_probe()
296 	if (spdifrx->irq < 0)  in rk_spdifrx_probe()
297 		return spdifrx->irq;  in rk_spdifrx_probe()
299 	ret = devm_request_threaded_irq(&pdev->dev, spdifrx->irq, NULL,  in rk_spdifrx_probe()
302 					dev_name(&pdev->dev), spdifrx);  in rk_spdifrx_probe()
311 	spdifrx->regmap = devm_regmap_init_mmio(&pdev->dev, regs,  in rk_spdifrx_probe()
313 	if (IS_ERR(spdifrx->regmap))  in rk_spdifrx_probe()
314 		return PTR_ERR(spdifrx->regmap);  in rk_spdifrx_probe()
316 	spdifrx->capture_dma_data.addr = res->start + SPDIFRX_SMPDR;  in rk_spdifrx_probe()
317 	spdifrx->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;  in rk_spdifrx_probe()
318 	spdifrx->capture_dma_data.maxburst = 4;  in rk_spdifrx_probe()
320 	spdifrx->dev = &pdev->dev;  in rk_spdifrx_probe()
321 	dev_set_drvdata(&pdev->dev, spdifrx);  in rk_spdifrx_probe()
367 	struct rk_spdifrx_dev *spdifrx = dev_get_drvdata(dev);  in rockchip_spdifrx_suspend()  local
369 	regcache_mark_dirty(spdifrx->regmap);  in rockchip_spdifrx_suspend()
376 	struct rk_spdifrx_dev *spdifrx = dev_get_drvdata(dev);  in rockchip_spdifrx_resume()  local
382 	ret = regcache_sync(spdifrx->regmap);  in rockchip_spdifrx_resume()
396 	{ .compatible = "rockchip,rk3308-spdifrx", },
405 		.name = "rockchip-spdifrx",
412 MODULE_ALIAS("platform:rockchip-spdifrx");
413 MODULE_DESCRIPTION("ROCKCHIP SPDIFRX Controller Interface");