if (IS_ERR(info->regmap_base))
                        return PTR_ERR(info->regmap_base);
        } else {
-               res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-               base = devm_ioremap_resource(&pdev->dev, res);
+               base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
                if (IS_ERR(base))
                        return PTR_ERR(base);
 
 
                /* Honor the old binding, with pull registers as 2nd resource */
                if (ctrl->type == RK3188 && info->reg_size < 0x200) {
-                       res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-                       base = devm_ioremap_resource(&pdev->dev, res);
+                       base = devm_platform_get_and_ioremap_resource(pdev, 1, &res);
                        if (IS_ERR(base))
                                return PTR_ERR(base);