diff --git a/arch/arm/dts/fsl-ls1028a-qds.dts b/arch/arm/dts/fsl-ls1028a-qds.dts
index 3fd37beedf..029a8e386b 100644
--- a/arch/arm/dts/fsl-ls1028a-qds.dts
+++ b/arch/arm/dts/fsl-ls1028a-qds.dts
@@ -49,6 +49,8 @@
 		compatible = "jedec,spi-nor";
 		spi-max-frequency = <50000000>;
 		reg = <0>;
+		spi-rx-bus-width = <8>;
+		spi-tx-bus-width = <1>;
 	};
 };
 
diff --git a/arch/arm/dts/fsl-ls1028a-rdb.dts b/arch/arm/dts/fsl-ls1028a-rdb.dts
index a8f40855b6..85b4815b2e 100644
--- a/arch/arm/dts/fsl-ls1028a-rdb.dts
+++ b/arch/arm/dts/fsl-ls1028a-rdb.dts
@@ -48,6 +48,8 @@
 		compatible = "jedec,spi-nor";
 		spi-max-frequency = <50000000>;
 		reg = <0>;
+		spi-rx-bus-width = <8>;
+		spi-tx-bus-width = <1>;
 	};
 };