diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index cbb161c863ac..a5118c2f2742 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -901,6 +901,7 @@ ufs: ufs@e6860000 {
 			clocks = <&cpg CPG_MOD 1514>, <&ufs30_clk>;
 			clock-names = "fck", "ref_clk";
 			freq-table-hz = <200000000 200000000>, <38400000 38400000>;
+			lanes-per-direction = <1>;
 			power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
 			resets = <&cpg 1514>;
 			status = "disabled";