diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 09bfdedfac2a..358db254c4ea 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -266,6 +266,36 @@ scif4: serial@1004c800 {
 			status = "disabled";
 		};
 
+		sci0: serial@1004d000 {
+			compatible = "renesas,r9a07g044-sci", "renesas,sci";
+			reg = <0 0x1004d000 0 0x400>;
+			interrupts = <GIC_SPI 405 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 406 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 407 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 408 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "eri", "rxi", "txi", "tei";
+			clocks = <&cpg CPG_MOD R9A07G044_SCI0_CLKP>;
+			clock-names = "fck";
+			power-domains = <&cpg>;
+			resets = <&cpg R9A07G044_SCI0_RST>;
+			status = "disabled";
+		};
+
+		sci1: serial@1004d400 {
+			compatible = "renesas,r9a07g044-sci", "renesas,sci";
+			reg = <0 0x1004d400 0 0x400>;
+			interrupts = <GIC_SPI 409 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 410 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 411 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 412 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "eri", "rxi", "txi", "tei";
+			clocks = <&cpg CPG_MOD R9A07G044_SCI1_CLKP>;
+			clock-names = "fck";
+			power-domains = <&cpg>;
+			resets = <&cpg R9A07G044_SCI1_RST>;
+			status = "disabled";
+		};
+
 		canfd: can@10050000 {
 			compatible = "renesas,r9a07g044-canfd", "renesas,rzg2l-canfd";
 			reg = <0 0x10050000 0 0x8000>;