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Tue, 03 Feb 2026 05:10:57 -0800 (PST) From: Biju X-Google-Original-From: Biju To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Biju Das , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar Mahadev Lad , Biju Das Subject: [PATCH v2 10/10] arm64: dts: renesas: rzg3l-smarc-som: Enable eth1 (GBETH1) interface Date: Tue, 3 Feb 2026 13:10:33 +0000 Message-ID: <20260203131048.421708-11-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260203131048.421708-1-biju.das.jz@bp.renesas.com> References: <20260203131048.421708-1-biju.das.jz@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: Biju Das Enable the Gigabit Ethernet Interface (GBETH1) populated on the RZ/G3L SMARC EVK. Also add pincontrol definitions for GBETH{0,1}. Signed-off-by: Biju Das --- v1->v2: * No change --- .../boot/dts/renesas/r9a08g046l48-smarc.dts | 1 + .../boot/dts/renesas/rzg3l-smarc-som.dtsi | 92 +++++++++++++++++++ 2 files changed, 93 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a08g046l48-smarc.dts b/arch/arm6= 4/boot/dts/renesas/r9a08g046l48-smarc.dts index 2f918830b8f1..58733016b66b 100644 --- a/arch/arm64/boot/dts/renesas/r9a08g046l48-smarc.dts +++ b/arch/arm64/boot/dts/renesas/r9a08g046l48-smarc.dts @@ -14,6 +14,7 @@ =20 #include #include +#include #include "r9a08g046l48.dtsi" #include "rzg3l-smarc-som.dtsi" #include "renesas-smarc2.dtsi" diff --git a/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi b/arch/arm64/= boot/dts/renesas/rzg3l-smarc-som.dtsi index f52af01a7eff..0b9bb073c282 100644 --- a/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg3l-smarc-som.dtsi @@ -10,6 +10,7 @@ / { =20 aliases { ethernet0 =3D ð0; + ethernet1 =3D ð1; }; =20 memory@48000000 { @@ -23,6 +24,8 @@ ð0 { phy-handle =3D <&phy0>; phy-mode =3D "rgmii-id"; =20 + pinctrl-0 =3D <ð0_pins>; + pinctrl-names =3D "default"; status =3D "okay"; }; =20 @@ -30,6 +33,19 @@ ð0_rxc_rx_clk { clock-frequency =3D <125000000>; }; =20 +ð1 { + phy-handle =3D <&phy1>; + phy-mode =3D "rgmii-id"; + + pinctrl-0 =3D <ð1_pins>; + pinctrl-names =3D "default"; + status =3D "okay"; +}; + +ð1_rxc_rx_clk { + clock-frequency =3D <125000000>; +}; + &extal_clk { clock-frequency =3D <24000000>; }; @@ -53,3 +69,79 @@ phy0: ethernet-phy@7 { txd3-skew-psec =3D <0>; }; }; + +&mdio1 { + phy1: ethernet-phy@7 { + compatible =3D "ethernet-phy-id0022.1640", + "ethernet-phy-ieee802.3-c22"; + reg =3D <7>; + rxc-skew-psec =3D <1400>; + txc-skew-psec =3D <1400>; + rxdv-skew-psec =3D <0>; + txdv-skew-psec =3D <0>; + rxd0-skew-psec =3D <0>; + rxd1-skew-psec =3D <0>; + rxd2-skew-psec =3D <0>; + rxd3-skew-psec =3D <0>; + txd0-skew-psec =3D <0>; + txd1-skew-psec =3D <0>; + txd2-skew-psec =3D <0>; + txd3-skew-psec =3D <0>; + }; +}; + +&pinctrl { + eth0_pins: eth0 { + txc { + pinmux =3D ; /* ETH0_TXC_REF_CLK */ + power-source =3D <1800>; + output-enable; + drive-strength-microamp =3D <5200>; + }; + + ctrl { + pinmux =3D , /* MDC */ + , /* MDIO */ + , /* PHY_INTR */ + , /* RXD3 */ + , /* RXD2 */ + , /* RXD1 */ + , /* RXD0 */ + , /* RXC */ + , /* RX_CTL */ + , /* TXD3 */ + , /* TXD2 */ + , /* TXD1 */ + , /* TXD0 */ + ; /* TX_CTL */ + power-source =3D <1800>; + }; + }; + + eth1_pins: eth1 { + txc { + pinmux =3D ; /* ETH1_TXC_REF_CLK */ + power-source =3D <1800>; + output-enable; + drive-strength-microamp =3D <5200>; + }; + + ctrl { + pinmux =3D , /* MDC */ + , /* MDIO */ + , /* PHY_INTR */ + , /* RXD3 */ + , /* RXD2 */ + , /* RXD1 */ + , /* RXD0 */ + , /* RXC */ + , /* RX_CTL */ + , /* TXD3 */ + , /* TXD2 */ + , /* TXD1 */ + , /* TXD0 */ + ; /* TX_CTL */ + power-source =3D <1800>; + }; + }; +}; --=20 2.43.0