diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 51407c482b51..500dfbd79fb6 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -3998,6 +3998,7 @@
 					compatible = "qcom,fastrpc";
 					qcom,glink-channels = "fastrpcglink-apps-dsp";
 					label = "adsp";
+					qcom,non-secure-domain;
 					#address-cells = <1>;
 					#size-cells = <0>;
 
@@ -4136,6 +4137,7 @@
 					compatible = "qcom,fastrpc";
 					qcom,glink-channels = "fastrpcglink-apps-dsp";
 					label = "cdsp";
+					qcom,non-secure-domain;
 					#address-cells = <1>;
 					#size-cells = <0>;