diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
index d35d747292ce..4bc6c1ef2cde 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
@@ -230,6 +230,9 @@ accelerometer@68 {
 		interrupts = <7 5 IRQ_TYPE_EDGE_RISING>; /* PH5 */
 		vdd-supply = <&reg_dldo1>;
 		vddio-supply = <&reg_dldo1>;
+		mount-matrix = "0", "1", "0",
+			       "-1", "0", "0",
+			       "0", "0", "1";
 	};
 };