diff --git a/arch/arm64/boot/dts/amlogic/s4_s905w2_ap201_1g.dts b/arch/arm64/boot/dts/amlogic/s4_s905w2_ap201_1g.dts
index f4bd6b4ac..306d0a61d 100644
--- a/arch/arm64/boot/dts/amlogic/s4_s905w2_ap201_1g.dts
+++ b/arch/arm64/boot/dts/amlogic/s4_s905w2_ap201_1g.dts
@@ -79,7 +79,7 @@
 			/*reusable;*/
 			no-map;
 			alignment = <0x0 0x400000>;
-			reg = <0x0 0x05000000 0x0 0x3400000>;
+			reg = <0x0 0x05000000 0x0 0xc00000>;
 		};
 
 		logo_reserved:linux,meson-fb {
@@ -153,13 +153,6 @@
 			//no-map;
 		};
 
-		secure_vdec_reserved:linux,secure_vdec_reserved {
-			compatible = "amlogic, secure-vdec-reserved";
-			no-map;
-			size = <0x0 0x1000000>;
-			alignment = <0x0 0x100000>;
-		};
-
 		/*  vdin0 CMA pool */
 		//vdin0_cma_reserved:linux,vdin0_cma {
 		//	compatible = "shared-dma-pool";
@@ -191,7 +184,7 @@
 	};
 	codec_mm {
 		compatible = "amlogic, codec, mm";
-		memory-region = <&codec_mm_cma &codec_mm_reserved &secure_vdec_reserved>;
+		memory-region = <&codec_mm_cma &codec_mm_reserved>;
 		dev_name = "codec_mm";
 		status = "okay";
 	};