diff --git a/qcom/sun.dtsi b/qcom/sun.dtsi
index 694ec522..5907f7e5 100644
--- a/qcom/sun.dtsi
+++ b/qcom/sun.dtsi
@@ -3479,14 +3479,15 @@
 	 * 6Mb for dma_atomic_pool_init()
 	 * 8Mb for kgsl snapshot
 	 * 4MB for sharedmem-uio
-	 * 2Mb spare.
+	 * 6Mb for "qcom,memshare" device
+	 * 4Mb spare.
 	 */
 	system_cma: linux,cma {
 		compatible = "shared-dma-pool";
 		alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
 		reusable;
 		alignment = <0x0 0x400000>;
-		size = <0x0 0x1400000>;
+		size = <0x0 0x1C00000>;
 		linux,cma-default;
 	};