diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 7477bfbd2079..2efceb49a321 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -1299,6 +1299,7 @@
 					compatible = "qcom,fastrpc";
 					qcom,glink-channels = "fastrpcglink-apps-dsp";
 					label = "adsp";
+					qcom,non-secure-domain;
 					#address-cells = <1>;
 					#size-cells = <0>;
 
@@ -1559,6 +1560,7 @@
 					compatible = "qcom,fastrpc";
 					qcom,glink-channels = "fastrpcglink-apps-dsp";
 					label = "cdsp";
+					qcom,non-secure-domain;
 					#address-cells = <1>;
 					#size-cells = <0>;