311 static int tegra20_ac97_platform_probe(struct platform_device *pdev)  in tegra20_ac97_platform_probe()  argument
318 	ac97 = devm_kzalloc(&pdev->dev, sizeof(struct tegra20_ac97),  in tegra20_ac97_platform_probe()
321 		dev_err(&pdev->dev, "Can't allocate tegra20_ac97\n");  in tegra20_ac97_platform_probe()
325 	dev_set_drvdata(&pdev->dev, ac97);  in tegra20_ac97_platform_probe()
327 	ac97->clk_ac97 = devm_clk_get(&pdev->dev, NULL);  in tegra20_ac97_platform_probe()
329 		dev_err(&pdev->dev, "Can't retrieve ac97 clock\n");  in tegra20_ac97_platform_probe()
334 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);  in tegra20_ac97_platform_probe()
335 	regs = devm_ioremap_resource(&pdev->dev, mem);  in tegra20_ac97_platform_probe()
341 	ac97->regmap = devm_regmap_init_mmio(&pdev->dev, regs,  in tegra20_ac97_platform_probe()
344 		dev_err(&pdev->dev, "regmap init failed\n");  in tegra20_ac97_platform_probe()
349 	ac97->reset_gpio = of_get_named_gpio(pdev->dev.of_node,  in tegra20_ac97_platform_probe()
352 		ret = devm_gpio_request_one(&pdev->dev, ac97->reset_gpio,  in tegra20_ac97_platform_probe()
355 			dev_err(&pdev->dev, "could not get codec-reset GPIO\n");  in tegra20_ac97_platform_probe()
359 		dev_err(&pdev->dev, "no codec-reset GPIO supplied\n");  in tegra20_ac97_platform_probe()
363 	ac97->sync_gpio = of_get_named_gpio(pdev->dev.of_node,  in tegra20_ac97_platform_probe()
366 		dev_err(&pdev->dev, "no codec-sync GPIO supplied\n");  in tegra20_ac97_platform_probe()
380 		dev_err(&pdev->dev, "clk_enable failed: %d\n", ret);  in tegra20_ac97_platform_probe()
386 		dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret);  in tegra20_ac97_platform_probe()
390 	ret = snd_soc_register_component(&pdev->dev, &tegra20_ac97_component,  in tegra20_ac97_platform_probe()
393 		dev_err(&pdev->dev, "Could not register DAI: %d\n", ret);  in tegra20_ac97_platform_probe()
398 	ret = tegra_pcm_platform_register(&pdev->dev);  in tegra20_ac97_platform_probe()
400 		dev_err(&pdev->dev, "Could not register PCM: %d\n", ret);  in tegra20_ac97_platform_probe()
410 	snd_soc_unregister_component(&pdev->dev);  in tegra20_ac97_platform_probe()
419 static int tegra20_ac97_platform_remove(struct platform_device *pdev)  in tegra20_ac97_platform_remove()  argument
421 	struct tegra20_ac97 *ac97 = dev_get_drvdata(&pdev->dev);  in tegra20_ac97_platform_remove()
423 	tegra_pcm_platform_unregister(&pdev->dev);  in tegra20_ac97_platform_remove()
424 	snd_soc_unregister_component(&pdev->dev);  in tegra20_ac97_platform_remove()