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Wed, 24 Dec 2025 09:52:21 -0800 (PST) Received: from iku.Home ([2a06:5906:61b:2d00:3371:7b65:aaf4:d2e4]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47be3a4651bsm140167935e9.7.2025.12.24.09.52.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Dec 2025 09:52:20 -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 3/6] arm64: dts: renesas: r9a09g077m44-rzt2h-evk: Enable CANFD Date: Wed, 24 Dec 2025 17:52:01 +0000 Message-ID: <20251224175204.3400062-4-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 Enable CANFD channel 0, which is available on the CN55 connector. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- .../dts/renesas/r9a09g077m44-rzt2h-evk.dts | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts b/arch/= arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts index d1474f1bd523..e6d6012a5154 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts +++ b/arch/arm64/boot/dts/renesas/r9a09g077m44-rzt2h-evk.dts @@ -138,6 +138,16 @@ led-8 { }; }; =20 +&canfd { + pinctrl-0 =3D <&can0_pins>; + pinctrl-names =3D "default"; + status =3D "okay"; + + channel0 { + status =3D "okay"; + }; +}; + &i2c0 { pinctrl-0 =3D <&i2c0_pins>; pinctrl-names =3D "default"; @@ -166,6 +176,17 @@ &mdio2_phy { }; =20 &pinctrl { + /* + * CAN0 Pin Configuration: + * + * SW7[1] OFF; SW7[2] ON - Use P24_4 as CANTX0. + * SW7[3] OFF; SW7[4] ON - Use P24_3 as CANRX0. + */ + can0_pins: can0-pins { + pinmux =3D , /* CANRX0 */ + ; /* CANTX0 */ + }; + /* * GMAC2 Pin Configuration: * --=20 2.52.0