diff --git a/target/linux/ramips/dts/mt7620a.dtsi b/target/linux/ramips/dts/mt7620a.dtsi
index 80e8977f4d..026e7458d3 100644
--- a/target/linux/ramips/dts/mt7620a.dtsi
+++ b/target/linux/ramips/dts/mt7620a.dtsi
@@ -210,7 +210,7 @@
 			reset-names = "spi";
 
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			status = "disabled";
 
diff --git a/target/linux/ramips/dts/mt7620n.dtsi b/target/linux/ramips/dts/mt7620n.dtsi
index e886c6fbec..b1586ec073 100644
--- a/target/linux/ramips/dts/mt7620n.dtsi
+++ b/target/linux/ramips/dts/mt7620n.dtsi
@@ -162,7 +162,7 @@
 			reset-names = "spi";
 
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			status = "disabled";
 
diff --git a/target/linux/ramips/dts/mt7621.dtsi b/target/linux/ramips/dts/mt7621.dtsi
index bc79d392b0..fd2e1008a3 100644
--- a/target/linux/ramips/dts/mt7621.dtsi
+++ b/target/linux/ramips/dts/mt7621.dtsi
@@ -94,7 +94,7 @@
 			reset-names = "spi";
 
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi_pins>;
diff --git a/target/linux/ramips/dts/mt7628an.dtsi b/target/linux/ramips/dts/mt7628an.dtsi
index fd584a12ab..0f59cb7b36 100644
--- a/target/linux/ramips/dts/mt7628an.dtsi
+++ b/target/linux/ramips/dts/mt7628an.dtsi
@@ -113,7 +113,7 @@
 			reset-names = "spi";
 
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi_pins>;
diff --git a/target/linux/ramips/dts/rt3352.dtsi b/target/linux/ramips/dts/rt3352.dtsi
index 009277f2b8..b04845c4c9 100644
--- a/target/linux/ramips/dts/rt3352.dtsi
+++ b/target/linux/ramips/dts/rt3352.dtsi
@@ -144,7 +144,7 @@
 			compatible = "ralink,rt3352-spi", "ralink,rt2880-spi";
 			reg = <0xb00 0x100>;
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			resets = <&rstctrl 18>;
 			reset-names = "spi";
diff --git a/target/linux/ramips/dts/rt5350.dtsi b/target/linux/ramips/dts/rt5350.dtsi
index 5282e5bc71..8dd06c8c27 100644
--- a/target/linux/ramips/dts/rt5350.dtsi
+++ b/target/linux/ramips/dts/rt5350.dtsi
@@ -158,7 +158,7 @@
 			reset-names = "spi";
 
 			#address-cells = <1>;
-			#size-cells = <1>;
+			#size-cells = <0>;
 
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi_pins &spi_cs1>;