static int ralink_usb_phy_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
-       struct resource *res;
        struct phy_provider *phy_provider;
        const struct of_device_id *match;
        struct ralink_usb_phy *phy;
 
        /* The MT7628 and MT7688 require extra setup of PHY registers. */
        if (of_device_is_compatible(dev->of_node, "mediatek,mt7628-usbphy")) {
-               res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-               phy->base = devm_ioremap_resource(&pdev->dev, res);
+               phy->base = devm_platform_ioremap_resource(pdev, 0);
                if (IS_ERR(phy->base)) {
                        dev_err(dev, "failed to remap register memory\n");
                        return PTR_ERR(phy->base);