- if (!devm_request_mem_region(dev, res->start,
- resource_size(res), pdev->name))
- return -EBUSY;
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(pdata->ioaddr))
+ return PTR_ERR(pdata->ioaddr);