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([2401:4900:1c07:c7d3:a396:54ac:a48f:c314]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29099af9131sm39577735ad.103.2025.10.16.13.25.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Oct 2025 13:25:52 -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 2/5] arm64: dts: renesas: r9a09g087: Add ETHSS node Date: Thu, 16 Oct 2025 21:21:26 +0100 Message-ID: <20251016202129.157614-3-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251016202129.157614-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20251016202129.157614-1-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 an Ethernet Switch Subsystem (ETHSS) device node to the RZ/N2H (R9A09G087) SoC. The ETHSS IP block is responsible for handling MII pass-through or conversion to RMII/RGMII. Signed-off-by: Lad Prabhakar --- arch/arm64/boot/dts/renesas/r9a09g087.dtsi | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi b/arch/arm64/boot/d= ts/renesas/r9a09g087.dtsi index 2d2db858f48f..882570622486 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g087.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g087.dtsi @@ -270,6 +270,43 @@ i2c2: i2c@81008000 { status =3D "disabled"; }; =20 + ethss: ethss@80110000 { + compatible =3D "renesas,r9a09g087-miic", "renesas,r9a09g077-miic"; + reg =3D <0 0x80110000 0 0x10000>; + clocks =3D <&cpg CPG_CORE R9A09G087_ETCLKE>, + <&cpg CPG_CORE R9A09G087_ETCLKB>, + <&cpg CPG_CORE R9A09G087_ETCLKD>, + <&cpg CPG_MOD 403>; + clock-names =3D "mii_ref", "rgmii_ref", "rmii_ref", "hclk"; + resets =3D <&cpg 405>, <&cpg 406>; + reset-names =3D "rst", "crst"; + power-domains =3D <&cpg>; + status =3D "disabled"; + + #address-cells =3D <1>; + #size-cells =3D <0>; + + mii_conv0: mii-conv@0 { + reg =3D <0>; + status =3D "disabled"; + }; + + mii_conv1: mii-conv@1 { + reg =3D <1>; + status =3D "disabled"; + }; + + mii_conv2: mii-conv@2 { + reg =3D <2>; + status =3D "disabled"; + }; + + mii_conv3: mii-conv@3 { + reg =3D <3>; + status =3D "disabled"; + }; + }; + cpg: clock-controller@80280000 { compatible =3D "renesas,r9a09g087-cpg-mssr"; reg =3D <0 0x80280000 0 0x1000>, --=20 2.43.0