166 	struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev);  in zx_i2s_dai_probe()  local
168 	snd_soc_dai_set_drvdata(dai, zx_i2s);  in zx_i2s_dai_probe()
169 	zx_i2s->dma_playback.addr = zx_i2s->mapbase + ZX_I2S_DATA;  in zx_i2s_dai_probe()
170 	zx_i2s->dma_playback.maxburst = 16;  in zx_i2s_dai_probe()
171 	zx_i2s->dma_capture.addr = zx_i2s->mapbase + ZX_I2S_DATA;  in zx_i2s_dai_probe()
172 	zx_i2s->dma_capture.maxburst = 16;  in zx_i2s_dai_probe()
173 	snd_soc_dai_init_dma_data(dai, &zx_i2s->dma_playback,  in zx_i2s_dai_probe()
174 				  &zx_i2s->dma_capture);  in zx_i2s_dai_probe()
289 	struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev);  in zx_i2s_trigger()  local
296 			zx_i2s_rx_dma_en(zx_i2s->reg_base, true);  in zx_i2s_trigger()
298 			zx_i2s_tx_dma_en(zx_i2s->reg_base, true);  in zx_i2s_trigger()
303 			zx_i2s_rx_en(zx_i2s->reg_base, true);  in zx_i2s_trigger()
305 			zx_i2s_tx_en(zx_i2s->reg_base, true);  in zx_i2s_trigger()
310 			zx_i2s_rx_dma_en(zx_i2s->reg_base, false);  in zx_i2s_trigger()
312 			zx_i2s_tx_dma_en(zx_i2s->reg_base, false);  in zx_i2s_trigger()
317 			zx_i2s_rx_en(zx_i2s->reg_base, false);  in zx_i2s_trigger()
319 			zx_i2s_tx_en(zx_i2s->reg_base, false);  in zx_i2s_trigger()
333 	struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev);  in zx_i2s_startup()  local
335 	return clk_prepare_enable(zx_i2s->dai_clk);  in zx_i2s_startup()
341 	struct zx_i2s_info *zx_i2s = dev_get_drvdata(dai->dev);  in zx_i2s_shutdown()  local
343 	clk_disable_unprepare(zx_i2s->dai_clk);  in zx_i2s_shutdown()
380 	struct zx_i2s_info *zx_i2s;  in zx_i2s_probe()  local
383 	zx_i2s = devm_kzalloc(&pdev->dev, sizeof(*zx_i2s), GFP_KERNEL);  in zx_i2s_probe()
384 	if (!zx_i2s)  in zx_i2s_probe()
387 	zx_i2s->dai_clk = devm_clk_get(&pdev->dev, "tx");  in zx_i2s_probe()
388 	if (IS_ERR(zx_i2s->dai_clk)) {  in zx_i2s_probe()
390 		return PTR_ERR(zx_i2s->dai_clk);  in zx_i2s_probe()
394 	zx_i2s->mapbase = res->start;  in zx_i2s_probe()
395 	zx_i2s->reg_base = devm_ioremap_resource(&pdev->dev, res);  in zx_i2s_probe()
396 	if (IS_ERR(zx_i2s->reg_base)) {  in zx_i2s_probe()
398 		return PTR_ERR(zx_i2s->reg_base);  in zx_i2s_probe()
401 	writel_relaxed(0, zx_i2s->reg_base + ZX_I2S_FIFO_CTRL);  in zx_i2s_probe()
402 	platform_set_drvdata(pdev, zx_i2s);  in zx_i2s_probe()