linux-kernel - [PATCH 4/5] arm64: dts: renesas: r9a09g056: Add RTC node

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Message-ID: <20260125192706.27099-5-ovidiu.panait.rb@renesas.com>
Date: Sun, 25 Jan 2026 19:27:04 +0000
From: Ovidiu Panait <ovidiu.panait.rb@...esas.com>
To: claudiu.beznea.uj@...renesas.com,
	alexandre.belloni@...tlin.com,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	geert+renesas@...der.be,
	magnus.damm@...il.com,
	mturquette@...libre.com,
	sboyd@...nel.org,
	prabhakar.mahadev-lad.rj@...renesas.com
Cc: linux-rtc@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org
Subject: [PATCH 4/5] arm64: dts: renesas: r9a09g056: Add RTC node

Add RTC node to Renesas RZ/V2N ("R9A09G056") SoC DTSI.

Signed-off-by: Ovidiu Panait <ovidiu.panait.rb@...esas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g056.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g056.dtsi b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
index 9fb15ca24984..494f0e5a83ab 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
@@ -639,6 +639,21 @@ wdt3: watchdog@...00400 {
 			status = "disabled";
 		};
 
+		rtc: rtc@...00800 {
+			compatible = "renesas,r9a09g056-rtca3", "renesas,rz-rtca3";
+			reg = <0 0x11c00800 0 0x400>;
+			interrupts = <GIC_SPI 524 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 525 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 526 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "alarm", "period", "carry";
+			clocks = <&cpg CPG_MOD 0x53>, <&rtxin_clk>;
+			clock-names = "bus", "counter";
+			power-domains = <&cpg>;
+			resets = <&cpg 0x79>, <&cpg 0x7a>;
+			reset-names = "rtc", "rtest";
+			status = "disabled";
+		};
+
 		scif: serial@...01400 {
 			compatible = "renesas,scif-r9a09g056",
 				     "renesas,scif-r9a09g057";
-- 
2.51.0