diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi
index 9692bfd82b1d..89f8f98cb115 100644
--- a/arch/arm/boot/dts/r8a7794.dtsi
+++ b/arch/arm/boot/dts/r8a7794.dtsi
@@ -611,7 +611,7 @@ avb: ethernet@e6800000 {
 
 	/* The memory map in the User's Manual maps the cores to bus numbers */
 	i2c0: i2c@e6508000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6508000 0 0x40>;
 		interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C0>;
@@ -623,7 +623,7 @@ i2c0: i2c@e6508000 {
 	};
 
 	i2c1: i2c@e6518000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6518000 0 0x40>;
 		interrupts = <GIC_SPI 288 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C1>;
@@ -635,7 +635,7 @@ i2c1: i2c@e6518000 {
 	};
 
 	i2c2: i2c@e6530000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6530000 0 0x40>;
 		interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C2>;
@@ -647,7 +647,7 @@ i2c2: i2c@e6530000 {
 	};
 
 	i2c3: i2c@e6540000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6540000 0 0x40>;
 		interrupts = <GIC_SPI 290 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C3>;
@@ -659,7 +659,7 @@ i2c3: i2c@e6540000 {
 	};
 
 	i2c4: i2c@e6520000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6520000 0 0x40>;
 		interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C4>;
@@ -671,7 +671,7 @@ i2c4: i2c@e6520000 {
 	};
 
 	i2c5: i2c@e6528000 {
-		compatible = "renesas,i2c-r8a7794";
+		compatible = "renesas,i2c-r8a7794", "renesas,rcar-gen2-i2c";
 		reg = <0 0xe6528000 0 0x40>;
 		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp9_clks R8A7794_CLK_I2C5>;