diff --git a/qcom/qcs405-ion.dtsi b/qcom/qcs405-ion.dtsi
new file mode 100644
index 000000000000..2a9a16f1545e
--- /dev/null
+++ b/qcom/qcs405-ion.dtsi
@@ -0,0 +1,33 @@
+#include <dt-bindings/arm/msm/msm_ion_ids.h>
+
+&soc {
+	qcom,ion {
+		compatible = "qcom,msm-ion";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		system_heap: qcom,ion-heap@25 {
+			reg = <ION_SYSTEM_HEAP_ID>;
+			qcom,ion-heap-type = "MSM_SYSTEM";
+		};
+
+		qcom,ion-heap@8 { /* CP_MM HEAP */
+			status = "disabled";
+			reg = <ION_CP_MM_HEAP_ID>;
+			memory-region = <&secure_mem>;
+			qcom,ion-heap-type = "SECURE_DMA";
+		};
+
+		qcom,ion-heap@27 { /* QSEECOM HEAP */
+			reg = <ION_QSECOM_HEAP_ID>;
+			memory-region = <&qseecom_mem>;
+			qcom,ion-heap-type = "DMA";
+		};
+
+		qcom,ion-heap@19 { /* QSEECOM TA HEAP */
+			reg = <ION_QSECOM_TA_HEAP_ID>;
+			memory-region = <&qseecom_ta_mem>;
+			qcom,ion-heap-type = "DMA";
+		};
+	};
+};
diff --git a/qcom/qcs405.dtsi b/qcom/qcs405.dtsi
index bc26ca331359..5a35aaedf45b 100644
--- a/qcom/qcs405.dtsi
+++ b/qcom/qcs405.dtsi
@@ -483,3 +483,4 @@
 #include "qcs405-cpu.dtsi"
 #include "pms405-rpm-regulator.dtsi"
 #include "qcs405-regulator.dtsi"
+#include "qcs405-ion.dtsi"