diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index f2e9131d101a..096d277414ba 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
@@ -701,6 +701,14 @@
 			size = <0x0 0x1000000>;
 		};
 
+		cdsp_mem: cdsp_region {
+			compatible = "shared-dma-pool";
+			alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
+			reusable;
+			alignment = <0x0 0x400000>;
+			size = <0x0 0x400000>;
+		};
+
 		qseecom_ta_mem: qseecom_ta_region {
 			compatible = "shared-dma-pool";
 			alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;