err = of_property_read_u32(state_node, "entry-latency-us",
                                           &entry_latency);
                if (err) {
-                       pr_debug(" * %s missing entry-latency-us property\n",
-                                state_node->full_name);
+                       pr_debug(" * %pOF missing entry-latency-us property\n",
+                                state_node);
                        return -EINVAL;
                }
 
                err = of_property_read_u32(state_node, "exit-latency-us",
                                           &exit_latency);
                if (err) {
-                       pr_debug(" * %s missing exit-latency-us property\n",
-                                state_node->full_name);
+                       pr_debug(" * %pOF missing exit-latency-us property\n",
+                                state_node);
                        return -EINVAL;
                }
                /*
        err = of_property_read_u32(state_node, "min-residency-us",
                                   &idle_state->target_residency);
        if (err) {
-               pr_debug(" * %s missing min-residency-us property\n",
-                            state_node->full_name);
+               pr_debug(" * %pOF missing min-residency-us property\n",
+                            state_node);
                return -EINVAL;
        }
 
                }
 
                if (!idle_state_valid(state_node, i, cpumask)) {
-                       pr_warn("%s idle state not valid, bailing out\n",
-                               state_node->full_name);
+                       pr_warn("%pOF idle state not valid, bailing out\n",
+                               state_node);
                        err = -EINVAL;
                        break;
                }
                idle_state = &drv->states[state_idx++];
                err = init_state_node(idle_state, matches, state_node);
                if (err) {
-                       pr_err("Parsing idle state node %s failed with err %d\n",
-                              state_node->full_name, err);
+                       pr_err("Parsing idle state node %pOF failed with err %d\n",
+                              state_node, err);
                        err = -EINVAL;
                        break;
                }