diff --git a/bindings/firmware/qcom,mem-object.yaml b/bindings/firmware/qcom,mem-object.yaml
new file mode 100644
index 00000000..56118dd0
--- /dev/null
+++ b/bindings/firmware/qcom,mem-object.yaml
@@ -0,0 +1,29 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/firmware/qcom,mem-object.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. Trusted execution environment memory object
+
+description: |
+  QTEE can shared memory over smcinvoke. This interface allows client to create
+  a memory object that can be shared with QTEE.
+
+maintainers:
+  - Amirreza Zarrabi <quic_azarrabi@quicinc.com>
+
+properties:
+  compatible:
+    const: qcom,mem-object
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    qcom_mem_object {
+        compatible = "qcom,mem-object";
+    };
diff --git a/qcom/sun.dtsi b/qcom/sun.dtsi
index 60314a36..b5ded383 100644
--- a/qcom/sun.dtsi
+++ b/qcom/sun.dtsi
@@ -314,6 +314,10 @@
 		compatible = "qcom,smcinvoke";
 	};
 
+	qcom_mem_object {
+		compatible = "qcom,mem-object";
+	};
+
 	qtee_shmbridge {
 		compatible = "qcom,tee-shared-memory-bridge";
 	};