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Wed, 24 Dec 2025 09:52:20 -0800 (PST) Received: from iku.Home ([2a06:5906:61b:2d00:3371:7b65:aaf4:d2e4]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47be3a4651bsm140167935e9.7.2025.12.24.09.52.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Dec 2025 09:52:19 -0800 (PST) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-renesas-soc@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 2/6] arm64: dts: renesas: r9a09g087: Add CANFD node Date: Wed, 24 Dec 2025 17:52:00 +0000 Message-ID: <20251224175204.3400062-3-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251224175204.3400062-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20251224175204.3400062-1-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 support for the CANFD controller on the Renesas RZ/N2H Soc. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a09g087.dtsi | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi b/arch/arm64/boot/d= ts/renesas/r9a09g087.dtsi index 9809a6a9c1c0..d76999377077 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g087.dtsi @@ -237,6 +237,37 @@ rspi3: spi@81007000 { status =3D "disabled"; }; =20 + canfd: can@80040000 { + compatible =3D "renesas,r9a09g087-canfd", "renesas,r9a09g077-canfd"; + reg =3D <0 0x80040000 0 0x20000>; + interrupts =3D , + , + , + , + , + , + , + ; + interrupt-names =3D "g_err", "g_recc", + "ch0_err", "ch0_rec", "ch0_trx", + "ch1_err", "ch1_rec", "ch1_trx"; + clocks =3D <&cpg CPG_MOD 310>, + <&cpg CPG_CORE R9A09G087_CLK_PCLKH>, + <&cpg CPG_CORE R9A09G087_PCLKCAN>; + clock-names =3D "fck", "ram_clk", "can_clk"; + assigned-clocks =3D <&cpg CPG_CORE R9A09G087_PCLKCAN>; + assigned-clock-rates =3D <80000000>; + power-domains =3D <&cpg>; + status =3D "disabled"; + + channel0 { + status =3D "disabled"; + }; + channel1 { + status =3D "disabled"; + }; + }; + wdt0: watchdog@80082000 { compatible =3D "renesas,r9a09g087-wdt", "renesas,r9a09g077-wdt"; reg =3D <0 0x80082000 0 0x400>, --=20 2.52.0