diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index d2180e5d2b05..9b31abedcef1 100644
--- a/arch/arm/boot/dts/rk3188-radxarock.dts
+++ b/arch/arm/boot/dts/rk3188-radxarock.dts
@@ -289,6 +289,8 @@ &mmc0 {
 	vmmc-supply = <&vcc_sd0>;
 
 	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
 	disable-wp;
 };