devm_platform_ioremap_resource() wraps platform_get_resource() and
devm_ioremap_resource() in a single helper, let's use that helper to
simplify the code.
Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 /* Device initialization routine */
 static int mvneta_probe(struct platform_device *pdev)
 {
-       struct resource *res;
        struct device_node *dn = pdev->dev.of_node;
        struct device_node *bm_node;
        struct mvneta_port *pp;
        if (!IS_ERR(pp->clk_bus))
                clk_prepare_enable(pp->clk_bus);
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       pp->base = devm_ioremap_resource(&pdev->dev, res);
+       pp->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(pp->base)) {
                err = PTR_ERR(pp->base);
                goto err_clk;