253 static int env_probe(struct platform_device *op)  in env_probe()  argument
255 	struct env *p = devm_kzalloc(&op->dev, sizeof(*p), GFP_KERNEL);  in env_probe()
263 	p->regs = of_ioremap(&op->resource[0], 0, REG_SIZE, "pic16f747");  in env_probe()
267 	err = sysfs_create_group(&op->dev.kobj, &env_group);  in env_probe()
271 	p->hwmon_dev = hwmon_device_register(&op->dev);  in env_probe()
277 	platform_set_drvdata(op, p);  in env_probe()
284 	sysfs_remove_group(&op->dev.kobj, &env_group);  in env_probe()
287 	of_iounmap(&op->resource[0], p->regs, REG_SIZE);  in env_probe()
292 static int env_remove(struct platform_device *op)  in env_remove()  argument
294 	struct env *p = platform_get_drvdata(op);  in env_remove()
297 		sysfs_remove_group(&op->dev.kobj, &env_group);  in env_remove()
299 		of_iounmap(&op->resource[0], p->regs, REG_SIZE);  in env_remove()