302 static int tegra20_ac97_platform_probe(struct platform_device *pdev)  in tegra20_ac97_platform_probe()  argument
309 	ac97 = devm_kzalloc(&pdev->dev, sizeof(struct tegra20_ac97),  in tegra20_ac97_platform_probe()
315 	dev_set_drvdata(&pdev->dev, ac97);  in tegra20_ac97_platform_probe()
317 	ac97->reset = devm_reset_control_get_exclusive(&pdev->dev, "ac97");  in tegra20_ac97_platform_probe()
319 		dev_err(&pdev->dev, "Can't retrieve ac97 reset\n");  in tegra20_ac97_platform_probe()
323 	ac97->clk_ac97 = devm_clk_get(&pdev->dev, NULL);  in tegra20_ac97_platform_probe()
325 		dev_err(&pdev->dev, "Can't retrieve ac97 clock\n");  in tegra20_ac97_platform_probe()
330 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);  in tegra20_ac97_platform_probe()
331 	regs = devm_ioremap_resource(&pdev->dev, mem);  in tegra20_ac97_platform_probe()
337 	ac97->regmap = devm_regmap_init_mmio(&pdev->dev, regs,  in tegra20_ac97_platform_probe()
340 		dev_err(&pdev->dev, "regmap init failed\n");  in tegra20_ac97_platform_probe()
345 	ac97->reset_gpio = of_get_named_gpio(pdev->dev.of_node,  in tegra20_ac97_platform_probe()
348 		ret = devm_gpio_request_one(&pdev->dev, ac97->reset_gpio,  in tegra20_ac97_platform_probe()
351 			dev_err(&pdev->dev, "could not get codec-reset GPIO\n");  in tegra20_ac97_platform_probe()
355 		dev_err(&pdev->dev, "no codec-reset GPIO supplied\n");  in tegra20_ac97_platform_probe()
359 	ac97->sync_gpio = of_get_named_gpio(pdev->dev.of_node,  in tegra20_ac97_platform_probe()
362 		dev_err(&pdev->dev, "no codec-sync GPIO supplied\n");  in tegra20_ac97_platform_probe()
376 		dev_err(&pdev->dev, "Failed to assert AC'97 reset: %d\n", ret);  in tegra20_ac97_platform_probe()
382 		dev_err(&pdev->dev, "clk_enable failed: %d\n", ret);  in tegra20_ac97_platform_probe()
390 		dev_err(&pdev->dev, "Failed to deassert AC'97 reset: %d\n", ret);  in tegra20_ac97_platform_probe()
396 		dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret);  in tegra20_ac97_platform_probe()
400 	ret = snd_soc_register_component(&pdev->dev, &tegra20_ac97_component,  in tegra20_ac97_platform_probe()
403 		dev_err(&pdev->dev, "Could not register DAI: %d\n", ret);  in tegra20_ac97_platform_probe()
408 	ret = tegra_pcm_platform_register(&pdev->dev);  in tegra20_ac97_platform_probe()
410 		dev_err(&pdev->dev, "Could not register PCM: %d\n", ret);  in tegra20_ac97_platform_probe()
420 	snd_soc_unregister_component(&pdev->dev);  in tegra20_ac97_platform_probe()
429 static int tegra20_ac97_platform_remove(struct platform_device *pdev)  in tegra20_ac97_platform_remove()  argument
431 	struct tegra20_ac97 *ac97 = dev_get_drvdata(&pdev->dev);  in tegra20_ac97_platform_remove()
433 	tegra_pcm_platform_unregister(&pdev->dev);  in tegra20_ac97_platform_remove()
434 	snd_soc_unregister_component(&pdev->dev);  in tegra20_ac97_platform_remove()