diff --git a/arch/arm/boot/dts/sh73a0.dtsi b/arch/arm/boot/dts/sh73a0.dtsi
index 5ecf552e1c00..910b79079d5a 100644
--- a/arch/arm/boot/dts/sh73a0.dtsi
+++ b/arch/arm/boot/dts/sh73a0.dtsi
@@ -235,6 +235,78 @@
 		status = "disabled";
 	};
 
+	scifa0: serial@e6c40000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6c40000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 72 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa1: serial@e6c50000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6c50000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 73 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa2: serial@e6c60000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6c60000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 74 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa3: serial@e6c70000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6c70000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 75 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa4: serial@e6c80000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6c80000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 78 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa5: serial@e6cb0000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6cb0000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 79 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa6: serial@e6cc0000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6cc0000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 156 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifa7: serial@e6cd0000 {
+		compatible = "renesas,scifa-sh73a0", "renesas,scifa";
+		reg = <0xe6cd0000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 143 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
+	scifb8: serial@e6c30000 {
+		compatible = "renesas,scifb-sh73a0", "renesas,scifb";
+		reg = <0xe6c30000 0x100>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
 	pfc: pfc@e6050000 {
 		compatible = "renesas,pfc-sh73a0";
 		reg = <0xe6050000 0x8000>,