ARM: dts: rcar-gen2: Add interrupt properties to watchdog nodes

Driver doesn't use it yet, but let's describe the HW properly.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20220322095512.4707-2-wsa+renesas@sang-engineering.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm/boot/dts/r8a7790.dtsi

@@ -274,6 +274,7 @@ rwdt: watchdog@e6020000 {
 			compatible = "renesas,r8a7790-wdt",
 				     "renesas,rcar-gen2-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 402>;
 			power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
 			resets = <&cpg 402>;

arch/arm/boot/dts/r8a7791.dtsi

@@ -161,6 +161,7 @@ rwdt: watchdog@e6020000 {
 			compatible = "renesas,r8a7791-wdt",
 				     "renesas,rcar-gen2-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 402>;
 			power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
 			resets = <&cpg 402>;

arch/arm/boot/dts/r8a7792.dtsi

@@ -111,6 +111,7 @@ rwdt: watchdog@e6020000 {
 			compatible = "renesas,r8a7792-wdt",
 				     "renesas,rcar-gen2-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 402>;
 			power-domains = <&sysc R8A7792_PD_ALWAYS_ON>;
 			resets = <&cpg 402>;

arch/arm/boot/dts/r8a7793.dtsi

@@ -146,6 +146,7 @@ rwdt: watchdog@e6020000 {
 			compatible = "renesas,r8a7793-wdt",
 				     "renesas,rcar-gen2-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 402>;
 			power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
 			resets = <&cpg 402>;

arch/arm/boot/dts/r8a7794.dtsi

@@ -128,6 +128,7 @@ rwdt: watchdog@e6020000 {
 			compatible = "renesas,r8a7794-wdt",
 				     "renesas,rcar-gen2-wdt";
 			reg = <0 0xe6020000 0 0x0c>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 402>;
 			power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
 			resets = <&cpg 402>;