Hi, On 15/05/2015 at 21:36:24 +0800, Frank.Li@xxxxxxxxxxxxx wrote : > static int imx_poweroff_probe(struct platform_device *pdev) > { > - snvs_base = of_iomap(pdev->dev.of_node, 0); > - if (!snvs_base) { > + struct device_node *nd; > + > + nd = of_get_parent(pdev->dev.of_node); > + if (!nd) > + return -ENODEV; > + snvs = syscon_node_to_regmap (nd); You should remove that space ---^ -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html