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([2401:4900:1c07:194c:fabc:2511:c0a8:be1e]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-327f91d2d1esm24887994eec.17.2026.08.24.00.59.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 00:59:54 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 1/3] arm64: dts: renesas: r9a09g077: Add RTC node Date: Mon, 24 Aug 2026 08:59:34 +0100 Message-ID: <20260824075936.2904336-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar Add Real Time Clock (RTC) node to SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g077.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi b/arch/arm64/boot/d= ts/renesas/r9a09g077.dtsi index d5eafaf23e75..33f953c110bb 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi @@ -1173,6 +1173,19 @@ pinctrl: pinctrl@802c0000 { power-domains =3D <&cpg>; }; =20 + rtc0: rtc@81009000 { + compatible =3D "renesas,r9a09g077-rtc"; + reg =3D <0 0x81009000 0 0x1000>; + interrupts =3D , + , + ; + interrupt-names =3D "alarm", "timer", "pps"; + clocks =3D <&cpg CPG_MOD 605>, <&cpg CPG_CORE R9A09G077_PCLKRTC>; + clock-names =3D "hclk", "xtal"; + power-domains =3D <&cpg>; + status =3D "disabled"; + }; + gic: interrupt-controller@83000000 { compatible =3D "arm,gic-v3"; reg =3D <0x0 0x83000000 0 0x40000>, --=20 2.43.0 From nobody Mon Sep 28 10:01:55 2026 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4EC723A2E00 for ; 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([2401:4900:1c07:194c:fabc:2511:c0a8:be1e]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-327f91d2d1esm24887994eec.17.2026.08.24.00.59.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 01:00:00 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 2/3] arm64: dts: renesas: r9a09g087: Add RTC node Date: Mon, 24 Aug 2026 08:59:35 +0100 Message-ID: <20260824075936.2904336-3-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar Add Real Time Clock (RTC) node to SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g087.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi b/arch/arm64/boot/d= ts/renesas/r9a09g087.dtsi index fe9003426d70..d5b3eb6c1736 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g087.dtsi @@ -1176,6 +1176,19 @@ pinctrl: pinctrl@802c0000 { power-domains =3D <&cpg>; }; =20 + rtc0: rtc@81009000 { + compatible =3D "renesas,r9a09g087-rtc", "renesas,r9a09g077-rtc"; + reg =3D <0 0x81009000 0 0x1000>; + interrupts =3D , + , + ; + interrupt-names =3D "alarm", "timer", "pps"; + clocks =3D <&cpg CPG_MOD 605>, <&cpg CPG_CORE R9A09G087_PCLKRTC>; + clock-names =3D "hclk", "xtal"; + power-domains =3D <&cpg>; + status =3D "disabled"; + }; + gic: interrupt-controller@83000000 { compatible =3D "arm,gic-v3"; reg =3D <0x0 0x83000000 0 0x40000>, --=20 2.43.0 From nobody Mon Sep 28 10:01:55 2026 Received: from mail-pf1-f177.google.com (mail-pf1-f177.google.com [209.85.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 319673A380F for ; 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([2401:4900:1c07:194c:fabc:2511:c0a8:be1e]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-327f91d2d1esm24887994eec.17.2026.08.24.01.00.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Aug 2026 01:00:06 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 3/3] arm64: dts: renesas: rzt2h-n2h-evk: Enable RTC support Date: Mon, 24 Aug 2026 08:59:36 +0100 Message-ID: <20260824075936.2904336-4-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20260824075936.2904336-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar Enable RTC support on RZ/T2H and RZ/N2H EVKs. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi b/arch/a= rm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi index ffcc0960903b..2a8414d6d632 100644 --- a/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi +++ b/arch/arm64/boot/dts/renesas/rzt2h-n2h-evk-common.dtsi @@ -21,6 +21,7 @@ aliases { mmc0 =3D &sdhi0; mmc1 =3D &sdhi1; serial0 =3D &sci0; + rtc0 =3D &rtc0; spi0 =3D &xspi0; spi1 =3D &xspi1; }; @@ -514,6 +515,10 @@ xspi1_pins: xspi1-pins { }; }; =20 +&rtc0 { + status =3D "okay"; +}; + &sci0 { pinctrl-0 =3D <&sci0_pins>; pinctrl-names =3D "default"; --=20 2.43.0