arm64: dts: renesas: r8a779a0: Add PWM nodes

This patch adds PWM nodes for R-Car V3U (r8a779a0) SoC.
Signed-off-by: Phong Hoang <phong.hoang.wz@renesas.com>
[wsa: rebased]
Tested-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Link: https://lore.kernel.org/r/20230502170618.55967-3-wsa+renesas@sang-engineering.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/r8a779a0.dtsi

@@ -943,6 +943,56 @@ avb5: ethernet@e6850000 {
 			status = "disabled";
 		};
 
+		pwm0: pwm@e6e30000 {
+			compatible = "renesas,pwm-r8a779a0", "renesas,pwm-rcar";
+			reg = <0 0xe6e30000 0 0x10>;
+			#pwm-cells = <2>;
+			clocks = <&cpg CPG_MOD 628>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 628>;
+			status = "disabled";
+		};
+
+		pwm1: pwm@e6e31000 {
+			compatible = "renesas,pwm-r8a779a0", "renesas,pwm-rcar";
+			reg = <0 0xe6e31000 0 0x10>;
+			#pwm-cells = <2>;
+			clocks = <&cpg CPG_MOD 628>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 628>;
+			status = "disabled";
+		};
+
+		pwm2: pwm@e6e32000 {
+			compatible = "renesas,pwm-r8a779a0", "renesas,pwm-rcar";
+			reg = <0 0xe6e32000 0 0x10>;
+			#pwm-cells = <2>;
+			clocks = <&cpg CPG_MOD 628>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 628>;
+			status = "disabled";
+		};
+
+		pwm3: pwm@e6e33000 {
+			compatible = "renesas,pwm-r8a779a0", "renesas,pwm-rcar";
+			reg = <0 0xe6e33000 0 0x10>;
+			#pwm-cells = <2>;
+			clocks = <&cpg CPG_MOD 628>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 628>;
+			status = "disabled";
+		};
+
+		pwm4: pwm@e6e34000 {
+			compatible = "renesas,pwm-r8a779a0", "renesas,pwm-rcar";
+			reg = <0 0xe6e34000 0 0x10>;
+			#pwm-cells = <2>;
+			clocks = <&cpg CPG_MOD 628>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 628>;
+			status = "disabled";
+		};
+
 		scif0: serial@e6e60000 {
 			compatible = "renesas,scif-r8a779a0",
 				     "renesas,rcar-gen4-scif", "renesas,scif";