diff --git a/arch/arm/boot/dts/amlogic/axg_s400_v03sbr.dts b/arch/arm/boot/dts/amlogic/axg_s400_v03sbr.dts
index c3d9f0ebb1c0..e33d2e139feb 100644
--- a/arch/arm/boot/dts/amlogic/axg_s400_v03sbr.dts
+++ b/arch/arm/boot/dts/amlogic/axg_s400_v03sbr.dts
@@ -1348,10 +1348,10 @@
 		 * 4: pdmin;
 		 */
 		datain_src = <4>;
-		datain_chnum = <6>;
-		datain_chmask = <0x3f>;
+		datain_chnum = <8>;
+		datain_chmask = <0xff>;
 		/* config which data pin for loopback */
-		datain-lane-mask-in = <1 1 1 0>;
+		datain-lane-mask-in = <1 1 1 1>;
 
 		/* calc mclk for datalb */
 		mclk-fs = <256>;
@@ -1368,10 +1368,10 @@
 		 */
 		/* if tdmin_lb >= 3, use external loopback */
 		datalb_src = <2>;
-		datalb_chnum = <2>;
-		datalb_chmask = <0x3>;
+		datalb_chnum = <8>;
+		datalb_chmask = <0xff>;
 		/* config which data pin as loopback */
-		datalb-lane-mask-in = <1 0 0 0>;
+		datalb-lane-mask-in = <1 1 1 1>;
 
 		status = "okay";
 	};
diff --git a/arch/arm64/boot/dts/amlogic/axg_s400_v03sbr.dts b/arch/arm64/boot/dts/amlogic/axg_s400_v03sbr.dts
index f7a326fc396e..b2d926a5066c 100644
--- a/arch/arm64/boot/dts/amlogic/axg_s400_v03sbr.dts
+++ b/arch/arm64/boot/dts/amlogic/axg_s400_v03sbr.dts
@@ -1348,10 +1348,10 @@
 		 * 4: pdmin;
 		 */
 		datain_src = <4>;
-		datain_chnum = <6>;
-		datain_chmask = <0x3f>;
+		datain_chnum = <8>;
+		datain_chmask = <0xff>;
 		/* config which data pin for loopback */
-		datain-lane-mask-in = <1 1 1 0>;
+		datain-lane-mask-in = <1 1 1 1>;
 
 		/* calc mclk for datalb */
 		mclk-fs = <256>;
@@ -1368,10 +1368,10 @@
 		 */
 		/* if tdmin_lb >= 3, use external loopback */
 		datalb_src = <2>;
-		datalb_chnum = <2>;
-		datalb_chmask = <0x3>;
+		datalb_chnum = <8>;
+		datalb_chmask = <0xff>;
 		/* config which data pin as loopback */
-		datalb-lane-mask-in = <1 0 0 0>;
+		datalb-lane-mask-in = <1 1 1 1>;
 
 		status = "okay";
 	};