diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index d4acfa811078c2209356dc506f4fd354c9c58489..1aca61069fcf53d1f32c26ac87867492d5ed2490 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -149,6 +149,32 @@
 		hwlocks = <&tcsr_mutex 3>;
 	};
 
+	smp2p-wcnss {
+		compatible = "qcom,smp2p";
+		qcom,smem = <451>, <431>;
+
+		interrupt-parent = <&intc>;
+		interrupts = <0 143 IRQ_TYPE_EDGE_RISING>;
+
+		qcom,ipc = <&apcs 8 18>;
+
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <4>;
+
+		wcnss_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+
+			#qcom,state-cells = <1>;
+		};
+
+		wcnss_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
 	smsm {
 		compatible = "qcom,smsm";