Use devm_platform_ioremap_resource() to simplify code.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
 
 static int __init at91_shdwc_probe(struct platform_device *pdev)
 {
-       struct resource *res;
        const struct of_device_id *match;
        struct device_node *np;
        u32 ddr_type;
 
        platform_set_drvdata(pdev, at91_shdwc);
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       at91_shdwc->shdwc_base = devm_ioremap_resource(&pdev->dev, res);
+       at91_shdwc->shdwc_base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(at91_shdwc->shdwc_base))
                return PTR_ERR(at91_shdwc->shdwc_base);