diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-evb.dtsi
index 63d004c339de..71d5a7640bcd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-evb.dtsi
@@ -923,6 +923,8 @@
 	no-sd;
 	non-removable;
 	max-frequency = <200000000>;
+	mmc-hs400-1_8v;
+	mmc-hs400-enhanced-strobe;
 	status = "okay";
 };