dts: renesas: ra: Add dts node for LVD support

Add dts node for LVD support on RA8 MCUs

Signed-off-by: Minh Tang <minh.tang.ue@bp.renesas.com>
diff --git a/dts/arm/renesas/ra/ra8/ra8x1.dtsi b/dts/arm/renesas/ra/ra8/ra8x1.dtsi
index dfef2cb..fa22a3f 100644
--- a/dts/arm/renesas/ra/ra8/ra8x1.dtsi
+++ b/dts/arm/renesas/ra/ra8/ra8x1.dtsi
@@ -929,6 +929,20 @@
 			};
 		};
 
+		lvd1: lvd1@4001e0e0 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001e0e0 0x2>;
+			channel = <1>;
+			status = "disabled";
+		};
+
+		lvd2: lvd@4001e0e2 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001e0e2 0x02>;
+			channel = <2>;
+			status = "disabled";
+		};
+
 		i2s0: ssie@4025d000 {
 			compatible = "renesas,ra-i2s-ssie";
 			#address-cells = <1>;
diff --git a/dts/arm/renesas/ra/ra8/ra8x2.dtsi b/dts/arm/renesas/ra/ra8/ra8x2.dtsi
index 4cd7145..82fac94 100644
--- a/dts/arm/renesas/ra/ra8/ra8x2.dtsi
+++ b/dts/arm/renesas/ra/ra8/ra8x2.dtsi
@@ -736,6 +736,36 @@
 			};
 		};
 
+		lvd1: lvd@4001e0e0 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001e0e0 0x02>;
+			channel = <1>;
+			status = "disabled";
+		};
+
+		lvd2: lvd@4001e0e2 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001e0e2 0x02>;
+			channel = <2>;
+			status = "disabled";
+		};
+
+		lvd4: lvd@4001ea64 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001ea64 0x02>;
+			channel = <4>;
+			reset-only;
+			status = "disabled";
+		};
+
+		lvd5: lvd@4001ea68 {
+			compatible = "renesas,ra-lvd";
+			reg = <0x4001ea68 0x02>;
+			channel = <5>;
+			reset-only;
+			status = "disabled";
+		};
+
 		port_irq0: external-interrupt@40006000 {
 			compatible = "renesas,ra-external-interrupt";
 			reg = <0x40006000 0x1>;