of_graph_get_port_parent
struct device_node *parent = of_graph_get_port_parent(ep);
phy->source_node = of_graph_get_port_parent(phy->source_ep_node);
next_wsi_dev = of_graph_get_port_parent(next_rx_endpoint);
.get_con_dev = of_graph_get_port_parent,
EXPORT_SYMBOL(of_graph_get_port_parent);
return of_graph_get_port_parent(np);
struct device_node *of_graph_get_port_parent(struct device_node *node);
struct device_node *node __free(device_node) = of_graph_get_port_parent(ep);
struct device_node *node __free(device_node) = of_graph_get_port_parent(ep);
node = of_graph_get_port_parent(ep);
.of_node = of_graph_get_port_parent(ep),