diff --git a/drivers/power/pm_changestate.c b/drivers/power/pm_changestate.c
index 953c2fac24a..be5786ee421 100644
--- a/drivers/power/pm_changestate.c
+++ b/drivers/power/pm_changestate.c
@@ -247,7 +247,10 @@ int pm_changestate(int domain, enum pm_state_e newstate)
    */
 
   pm_changeall(domain, newstate);
-  g_pmglobals.domain[domain].state = newstate;
+  if (newstate != PM_RESTORE)
+    {
+      g_pmglobals.domain[domain].state = newstate;
+    }
 
   /* Restore the interrupt state */
 
diff --git a/include/nuttx/power/pm.h b/include/nuttx/power/pm.h
index 4a0e3a02a4e..6b0fdb115af 100644
--- a/include/nuttx/power/pm.h
+++ b/include/nuttx/power/pm.h
@@ -236,6 +236,10 @@
 
 enum pm_state_e
 {
+  PM_RESTORE = -1, /* PM_RESTORE is not a low power state.
+                    *
+                    * PM_RESTORE is used to notify for restore from low power state.
+                    */
   PM_NORMAL = 0,   /* Normal full power operating mode.  If the driver is in
                     * a reduced power usage mode, it should immediately re-
                     * initialize for normal operatin.