diff --git a/include/dt-bindings/power/r8a77965-sysc.h b/include/dt-bindings/power/r8a77965-sysc.h
index 05a4b5917314..de82d8a15ea1 100644
--- a/include/dt-bindings/power/r8a77965-sysc.h
+++ b/include/dt-bindings/power/r8a77965-sysc.h
@@ -21,7 +21,6 @@
 #define R8A77965_PD_A3VC		14
 #define R8A77965_PD_3DG_A		17
 #define R8A77965_PD_3DG_B		18
-#define R8A77965_PD_A3IR		24
 #define R8A77965_PD_A2VC1		26
 
 /* Always-on power area */