From 2dc4f97074c867e823f3f8b08f04e7d031a8acad Mon Sep 17 00:00:00 2001
From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Mon, 15 Dec 2025 12:47:19 +0900
Subject: [PATCH] arm64: dts: renesas: r8a779g0: Add WWDT nodes

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251215034715.3406-13-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 112 ++++++++++++++++++++++
 1 file changed, 112 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index ff2bd1908a451..82a7278836e57 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -2544,6 +2544,118 @@
 			};
 		};
 
+		wwdt0: watchdog@ffc90000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffc90000 0 0x10>;
+			interrupts = <GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1200>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt1: watchdog@ffca0000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffca0000 0 0x10>;
+			interrupts = <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1201>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt2: watchdog@ffcb0000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffcb0000 0 0x10>;
+			interrupts = <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1202>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt3: watchdog@ffcc0000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffcc0000 0 0x10>;
+			interrupts = <GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1203>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt4: watchdog@ffcf0000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffcf0000 0 0x10>;
+			interrupts = <GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 319 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1204>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt5: watchdog@ffef0000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xffef0000 0 0x10>;
+			interrupts = <GIC_SPI 320 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 321 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1205>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
+		wwdt6: watchdog@fff10000 {
+			compatible = "renesas,r8a779g0-wwdt",
+				     "renesas,rcar-gen4-wwdt";
+			reg = <0 0xfff10000 0 0x10>;
+			interrupts = <GIC_SPI 322 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 323 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "pretimeout", "error";
+			clocks = <&cpg CPG_CORE R8A779G0_CLK_R>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCRT>;
+			clock-names = "cnt", "bus";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 1206>;
+			reset-names = "cnt";
+			status = "disabled";
+		};
+
 		prr: chipid@fff00044 {
 			compatible = "renesas,prr";
 			reg = <0 0xfff00044 0 4>;
-- 
2.47.3