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Mon, 07 Jul 2025 08:35:39 -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 v2 1/4] arm64: dts: renesas: r9a09g077: Add I2C controller nodes Date: Mon, 7 Jul 2025 16:35:30 +0100 Message-ID: <20250707153533.287832-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250707153533.287832-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20250707153533.287832-1-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 The Renesas RZ/T2H ("R9A09G077") SoC includes three I2C (RIIC) channels. Adds the device tree nodes for all three I2C controllers to RZ/T2H SoC DTSI. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- v1->v2: - Fixed W=3D1 warnings in the device tree files. - Fixed clock for i2c2. --- arch/arm64/boot/dts/renesas/r9a09g077.dtsi | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi b/arch/arm64/boot/d= ts/renesas/r9a09g077.dtsi index 42c3b86196d6..0583a26ecbc4 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi @@ -90,6 +90,51 @@ sci0: serial@80005000 { status =3D "disabled"; }; =20 + i2c0: i2c@80088000 { + compatible =3D "renesas,riic-r9a09g077"; + reg =3D <0 0x80088000 0 0x400>; + interrupts =3D , + , + , + ; + interrupt-names =3D "eei", "rxi", "txi", "tei"; + clocks =3D <&cpg CPG_MOD 100>; + power-domains =3D <&cpg>; + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "disabled"; + }; + + i2c1: i2c@80088400 { + compatible =3D "renesas,riic-r9a09g077"; + reg =3D <0 0x80088400 0 0x400>; + interrupts =3D , + , + , + ; + interrupt-names =3D "eei", "rxi", "txi", "tei"; + clocks =3D <&cpg CPG_MOD 101>; + power-domains =3D <&cpg>; + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "disabled"; + }; + + i2c2: i2c@81008000 { + compatible =3D "renesas,riic-r9a09g077"; + reg =3D <0 0x81008000 0 0x400>; + interrupts =3D , + , + , + ; + interrupt-names =3D "eei", "rxi", "txi", "tei"; + clocks =3D <&cpg CPG_MOD 601>; + power-domains =3D <&cpg>; + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "disabled"; + }; + cpg: clock-controller@80280000 { compatible =3D "renesas,r9a09g077-cpg-mssr"; reg =3D <0 0x80280000 0 0x1000>, --=20 2.49.0