+static int ci_get_platdata(struct device *dev,
+ struct ci_hdrc_platform_data *platdata)
+{
+ /* Get the vbus regulator */
+ platdata->reg_vbus = devm_regulator_get(dev, "vbus");
+ if (PTR_ERR(platdata->reg_vbus) == -EPROBE_DEFER) {
+ return -EPROBE_DEFER;
+ } else if (PTR_ERR(platdata->reg_vbus) == -ENODEV) {
+ platdata->reg_vbus = NULL; /* no vbus regualator is needed */
+ } else if (IS_ERR(platdata->reg_vbus)) {
+ dev_err(dev, "Getting regulator error: %ld\n",
+ PTR_ERR(platdata->reg_vbus));
+ return PTR_ERR(platdata->reg_vbus);
+ }
+
+ return 0;
+}
+