diff --git a/dts/xtensa/intel/intel_apl_adsp.dtsi b/dts/xtensa/intel/intel_apl_adsp.dtsi
index 86bafe5611..fc5d8b93a1 100644
--- a/dts/xtensa/intel/intel_apl_adsp.dtsi
+++ b/dts/xtensa/intel/intel_apl_adsp.dtsi
@@ -90,6 +90,14 @@
 			reg = <0x1200 0x80>;
 			interrupts = <8 0 0>;
 			interrupt-parent = <&cavs0>;
+		     };
+
+		mailbox: mailbox@1180 {
+			compatible = "intel,adsp-mailbox";
+			reg = <0x1180 0x20>;
+			interrupts = <0x7 0 3>;
+			interrupt-parent = <&cavs0>;
+			label = "IPM_0";
 		};
 	};
 };