linux-kernel - [PATCH v2 10/11] arm64: dts: renesas: r9a08g045: Add watchdog node

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Date: Wed, 31 Jan 2024 12:20:16 +0200
From: Claudiu <claudiu.beznea@...on.dev>
To: wim@...ux-watchdog.org,
	linux@...ck-us.net,
	robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	geert+renesas@...der.be,
	magnus.damm@...il.com,
	mturquette@...libre.com,
	sboyd@...nel.org,
	p.zabel@...gutronix.de,
	biju.das.jz@...renesas.com
Cc: linux-watchdog@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	linux-clk@...r.kernel.org,
	claudiu.beznea@...on.dev,
	Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: [PATCH v2 10/11] arm64: dts: renesas: r9a08g045: Add watchdog node

From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>

Add the DT node for the watchdog IP accessible by Cortex-A of RZ/G3S
SoC (R9108G045).

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
---

Changes in v2:
- collected tags

 arch/arm64/boot/dts/renesas/r9a08g045.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
index 5facfad96158..dfee878c0f49 100644
--- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
@@ -264,6 +264,20 @@ gic: interrupt-controller@...00000 {
 			      <0x0 0x12440000 0 0x60000>;
 			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
 		};
+
+		wdt0: watchdog@...00800 {
+			compatible = "renesas,r9a08g045-wdt", "renesas,rzg2l-wdt";
+			reg = <0 0x12800800 0 0x400>;
+			clocks = <&cpg CPG_MOD R9A08G045_WDT0_PCLK>,
+				 <&cpg CPG_MOD R9A08G045_WDT0_CLK>;
+			clock-names = "pclk", "oscclk";
+			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "wdt", "perrout";
+			resets = <&cpg R9A08G045_WDT0_PRESETN>;
+			power-domains = <&cpg>;
+			status = "disabled";
+		};
 	};
 
 	timer {
-- 
2.39.2