+static void check_unit_address_vs_reg(struct check *c, struct node *dt,
+ struct node *node)
+{
+ const char *unitname = get_unitname(node);
+ struct property *prop = get_property(node, "reg");
+
+ if (!prop) {
+ prop = get_property(node, "ranges");
+ if (prop && !prop->val.len)
+ prop = NULL;
+ }
+
+ if (prop) {
+ if (!unitname[0])
+ FAIL(c, "Node %s has a reg or ranges property, but no unit name",
+ node->fullpath);
+ } else {
+ if (unitname[0])
+ FAIL(c, "Node %s has a unit name, but no reg property",
+ node->fullpath);
+ }
+}
+NODE_WARNING(unit_address_vs_reg, NULL);
+