+ /* get the reg offset of GRF_SOC_STATUS for USB2.0 OTG */
+ if (of_property_read_u32(np, "grf-offset", &offset)) {
+ dev_err(&pdev->dev, "missing reg property in node %s\n",
+ np->name);
+ return -EINVAL;
+ }
+ control_usb->grf_otg_st_offset = offset;
+