struct device *dev = &pdev->dev;
        struct device_node *np = dev->of_node;
        struct zynq_qspi *xqspi;
-       struct resource *res;
        u32 num_cs;
 
        ctlr = spi_alloc_master(&pdev->dev, sizeof(*xqspi));
        xqspi = spi_controller_get_devdata(ctlr);
        xqspi->dev = dev;
        platform_set_drvdata(pdev, xqspi);
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       xqspi->regs = devm_ioremap_resource(&pdev->dev, res);
+       xqspi->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(xqspi->regs)) {
                ret = PTR_ERR(xqspi->regs);
                goto remove_master;