diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
index 000756429b77891fe1e3cfc2685822baf38cf4c2..51ce5832ee1dfc0f7e260d92648312788f3b3177 100644
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts
@@ -88,7 +88,6 @@
 
 &mmc {
 	status = "okay";
-	num-slots = <1>;
 	cap-sd-highspeed;
 	broken-cd;
 	bus-width = <4>;