78 static int w1_gpio_probe_dt(struct platform_device *pdev)  in w1_gpio_probe_dt()  argument
80 	struct w1_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);  in w1_gpio_probe_dt()
81 	struct device_node *np = pdev->dev.of_node;  in w1_gpio_probe_dt()
84 	pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);  in w1_gpio_probe_dt()
94 			dev_err(&pdev->dev,  in w1_gpio_probe_dt()
108 	pdev->dev.platform_data = pdata;  in w1_gpio_probe_dt()
113 static int w1_gpio_probe(struct platform_device *pdev)  in w1_gpio_probe()  argument
120 		err = w1_gpio_probe_dt(pdev);  in w1_gpio_probe()
125 	pdata = dev_get_platdata(&pdev->dev);  in w1_gpio_probe()
128 		dev_err(&pdev->dev, "No configuration data\n");  in w1_gpio_probe()
132 	master = devm_kzalloc(&pdev->dev, sizeof(struct w1_bus_master),  in w1_gpio_probe()
135 		dev_err(&pdev->dev, "Out of memory\n");  in w1_gpio_probe()
139 	err = devm_gpio_request(&pdev->dev, pdata->pin, "w1");  in w1_gpio_probe()
141 		dev_err(&pdev->dev, "gpio_request (pin) failed\n");  in w1_gpio_probe()
146 		err = devm_gpio_request_one(&pdev->dev,  in w1_gpio_probe()
150 			dev_err(&pdev->dev, "gpio_request_one "  in w1_gpio_probe()
170 		dev_err(&pdev->dev, "w1_add_master device failed\n");  in w1_gpio_probe()
180 	platform_set_drvdata(pdev, master);  in w1_gpio_probe()
185 static int w1_gpio_remove(struct platform_device *pdev)  in w1_gpio_remove()  argument
187 	struct w1_bus_master *master = platform_get_drvdata(pdev);  in w1_gpio_remove()
188 	struct w1_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);  in w1_gpio_remove()