diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 51922ca53fae..47c58b9f5d76 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -58,11 +58,11 @@ phy_gmii_sel_cpsw: phy@34 {
 		};
 
 		serdes_ln_ctrl: mux-controller@80 {
-			compatible = "mmio-mux";
+			compatible = "reg-mux";
 			reg = <0x80 0x10>;
 			#mux-control-cells = <1>;
-			mux-reg-masks = <0x80 0x3>, <0x84 0x3>, /* SERDES0 lane0/1 select */
-					<0x88 0x3>, <0x8c 0x3>; /* SERDES0 lane2/3 select */
+			mux-reg-masks = <0x0 0x3>, <0x4 0x3>, /* SERDES0 lane0/1 select */
+					<0x8 0x3>, <0xc 0x3>; /* SERDES0 lane2/3 select */
 		};
 
 		ehrpwm_tbclk: clock-controller@140 {