diff --git a/arch/arm/boot/dts/rk322x-android.dtsi b/arch/arm/boot/dts/rk322x-android.dtsi
index e26164eb0e70..9dfaac43973e 100644
--- a/arch/arm/boot/dts/rk322x-android.dtsi
+++ b/arch/arm/boot/dts/rk322x-android.dtsi
@@ -61,6 +61,11 @@
 
 	firmware {
 		firmware_android: android {};
+
+		optee: optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
 	};
 
 	reserved-memory {
diff --git a/arch/arm/boot/dts/rk3288-android.dtsi b/arch/arm/boot/dts/rk3288-android.dtsi
index 481d7bfd8c7f..b1d9d742c835 100644
--- a/arch/arm/boot/dts/rk3288-android.dtsi
+++ b/arch/arm/boot/dts/rk3288-android.dtsi
@@ -145,6 +145,13 @@
 		pinctrl-0 = <&uart2_xfer>;
 	};
 
+	firmware {
+		optee: optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+	};
+
 	psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";