diff --git a/dts/arm/st/stm32f103Xb.dtsi b/dts/arm/st/stm32f103Xb.dtsi
index 9471bafe75..740ca88f22 100644
--- a/dts/arm/st/stm32f103Xb.dtsi
+++ b/dts/arm/st/stm32f103Xb.dtsi
@@ -46,6 +46,8 @@
 
 		i2c1: i2c@40005400 {
 			compatible = "st,stm32-i2c-v1";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005400 0x400>;
 			interrupts = <31 0>, <32 0>;
 			interrupt-names = "event", "error";
@@ -55,6 +57,8 @@
 
 		i2c2: i2c@40005800 {
 			compatible = "st,stm32-i2c-v1";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005800 0x400>;
 			interrupts = <33 0>, <34 0>;
 			interrupt-names = "event", "error";
diff --git a/dts/arm/st/stm32f4.dtsi b/dts/arm/st/stm32f4.dtsi
index d269a481c9..1988a4825c 100644
--- a/dts/arm/st/stm32f4.dtsi
+++ b/dts/arm/st/stm32f4.dtsi
@@ -43,6 +43,8 @@
 
 		i2c1: i2c@40005400 {
 			compatible = "st,stm32-i2c-v1";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005400 0x400>;
 			interrupts = <31 0>, <32 0>;
 			interrupt-names = "event", "error";
@@ -52,6 +54,8 @@
 
 		i2c2: i2c@40005800 {
 			compatible = "st,stm32-i2c-v1";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005800 0x400>;
 			interrupts = <33 0>, <34 0>;
 			interrupt-names = "event", "error";
@@ -61,6 +65,8 @@
 
 		i2c3: i2c@40005C00 {
 			compatible = "st,stm32-i2c-v1";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005C00 0x400>;
 			interrupts = <72 0>, <73 0>;
 			interrupt-names = "event", "error";
diff --git a/dts/arm/st/stm32l475.dtsi b/dts/arm/st/stm32l475.dtsi
index de9eb75401..49a1cb92b8 100644
--- a/dts/arm/st/stm32l475.dtsi
+++ b/dts/arm/st/stm32l475.dtsi
@@ -59,6 +59,8 @@
 
 		i2c1: i2c@40005400 {
 			compatible = "st,stm32-i2c-v2";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005400 0x400>;
 			interrupts = <31 0>, <32 0>;
 			interrupt-names = "event", "error";
@@ -68,6 +70,8 @@
 
 		i2c2: i2c@40005800 {
 			compatible = "st,stm32-i2c-v2";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005800 0x400>;
 			interrupts = <33 0>, <34 0>;
 			interrupt-names = "event", "error";
@@ -77,6 +81,8 @@
 
 		i2c3: i2c@40005C00 {
 			compatible = "st,stm32-i2c-v2";
+			#address-cells = <1>;
+			#size-cells = <0>;
 			reg = <0x40005C00 0x400>;
 			interrupts = <72 0>, <73 0>;
 			interrupt-names = "event", "error";
diff --git a/dts/common/yaml/i2c.yaml b/dts/common/yaml/i2c.yaml
index 8f6ae26a38..480631338a 100644
--- a/dts/common/yaml/i2c.yaml
+++ b/dts/common/yaml/i2c.yaml
@@ -7,6 +7,14 @@ description: >
     This binding gives the base structures for all I2C devices
 
 properties:
+  - #address-cells:
+      type: int
+      category: required
+      description: should be 1.
+  - #size-cells:
+      type: int
+      category: required
+      description: should be 0.
   - clock-frequency :
       type: int
       category: optional