diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
index 10dcd2fbee5af47a9478cc2a17738fa10983f999..4b0684911626067433b6f8906718ee81c5aff78e 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
@@ -92,6 +92,7 @@
 
 &sdhci0 {
 	status = "okay";
+	bus-width = <8>;
 };
 
 &sdhci1 {