diff --git a/arch/nds32/dts/ag101p.dts b/arch/nds32/dts/ag101p.dts
index 19dc36fa157..7832efb12fb 100644
--- a/arch/nds32/dts/ag101p.dts
+++ b/arch/nds32/dts/ag101p.dts
@@ -67,5 +67,6 @@
 		fifo-depth = <0x10>;
 		reg = <0x98e00000 0x1000>;
 		interrupts = <5 4>;
+		cap-sd-highspeed;
 	};
 };