diff --git a/qcom/sdxbaagha.dtsi b/qcom/sdxbaagha.dtsi
index ab790d46..dee17518 100644
--- a/qcom/sdxbaagha.dtsi
+++ b/qcom/sdxbaagha.dtsi
@@ -86,6 +86,16 @@
 			reg = <0x87000000 0x400000>;
 		};
 
+		/* global autoconfigured region for contiguous allocations */
+		system_cma: linux,cma {
+			compatible = "shared-dma-pool";
+			alloc-ranges = <0x00000000 0xffffffff>;
+			reusable;
+			alignment = <0x400000>;
+			size = <0xc00000>;
+			linux,cma-default;
+		};
+
 	};
 
 	cpus {