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[60.250.196.139]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82b04220d9asm8630779b3a.60.2026.03.23.03.18.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Mar 2026 03:18:12 -0700 (PDT) From: Joey Lu To: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mcoquelin.stm32@gmail.com, richardcochran@gmail.com Cc: alexandre.torgue@foss.st.com, joabreu@synopsys.com, ychuang3@nuvoton.com, schung@nuvoton.com, yclu4@nuvoton.com, peppe.cavallaro@st.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, linux-stm32@st-md-mailman.stormreply.com, Joey Lu Subject: [PATCH net-next v15 2/3] arm64: dts: nuvoton: Add Ethernet nodes Date: Mon, 23 Mar 2026 18:17:55 +0800 Message-ID: <20260323101756.81849-3-a0987203069@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260323101756.81849-1-a0987203069@gmail.com> References: <20260323101756.81849-1-a0987203069@gmail.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" Add GMAC nodes for our MA35D1 development boards: two RGMII interfaces for SOM board, and one RGMII and one RMII interface for IoT board. Signed-off-by: Joey Lu --- .../boot/dts/nuvoton/ma35d1-iot-512m.dts | 25 +++++++++ .../boot/dts/nuvoton/ma35d1-som-256m.dts | 24 +++++++++ arch/arm64/boot/dts/nuvoton/ma35d1.dtsi | 52 +++++++++++++++++++ 3 files changed, 101 insertions(+) diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts b/arch/arm64/b= oot/dts/nuvoton/ma35d1-iot-512m.dts index 9482bec1aa57..78534d613486 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts +++ b/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts @@ -18,6 +18,8 @@ aliases { serial12 =3D &uart12; serial13 =3D &uart13; serial14 =3D &uart14; + ethernet0 =3D &gmac0; + ethernet1 =3D &gmac1; }; =20 chosen { @@ -126,3 +128,26 @@ &uart14 { pinctrl-0 =3D <&pinctrl_uart14>; status =3D "okay"; }; + +&gmac0 { + status =3D "okay"; + phy-handle =3D <ð_phy0>; +}; + +&mdio0 { + eth_phy0: ethernet-phy@0 { + reg =3D <0>; + }; +}; + +&gmac1 { + status =3D "okay"; + phy-mode =3D "rmii"; + phy-handle =3D <ð_phy1>; +}; + +&mdio1 { + eth_phy1: ethernet-phy@1 { + reg =3D <1>; + }; +}; diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts b/arch/arm64/b= oot/dts/nuvoton/ma35d1-som-256m.dts index f6f20a17e501..a029b660e8dc 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts +++ b/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts @@ -18,6 +18,8 @@ aliases { serial12 =3D &uart12; serial14 =3D &uart14; serial16 =3D &uart16; + ethernet0 =3D &gmac0; + ethernet1 =3D &gmac1; }; =20 chosen { @@ -129,3 +131,25 @@ &uart16 { pinctrl-0 =3D <&pinctrl_uart16>; status =3D "okay"; }; + +&gmac0 { + status =3D "okay"; + phy-handle =3D <ð_phy0>; +}; + +&mdio0 { + eth_phy0: ethernet-phy@0 { + reg =3D <0>; + }; +}; + +&gmac1 { + status =3D "okay"; + phy-handle =3D <ð_phy1>; +}; + +&mdio1 { + eth_phy1: ethernet-phy@1 { + reg =3D <1>; + }; +}; diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi b/arch/arm64/boot/dts/= nuvoton/ma35d1.dtsi index e51b98f5bdce..7228ad4735b5 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi +++ b/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi @@ -379,5 +379,57 @@ uart16: serial@40880000 { clocks =3D <&clk UART16_GATE>; status =3D "disabled"; }; + + gmac0: ethernet@40120000 { + compatible =3D "nuvoton,ma35d1-dwmac", "snps,dwmac-3.70a"; + reg =3D <0x0 0x40120000 0x0 0x10000>; + interrupts =3D ; + interrupt-names =3D "macirq"; + clocks =3D <&clk EMAC0_GATE>, <&clk EPLL_DIV8>; + clock-names =3D "stmmaceth", "ptp_ref"; + + nuvoton,sys =3D <&sys 0>; + resets =3D <&sys MA35D1_RESET_GMAC0>; + reset-names =3D "stmmaceth"; + snps,multicast-filter-bins =3D <0>; + snps,perfect-filter-entries =3D <8>; + rx-fifo-depth =3D <4096>; + tx-fifo-depth =3D <2048>; + + phy-mode =3D "rgmii-id"; + status =3D "disabled"; + + mdio0: mdio { + compatible =3D "snps,dwmac-mdio"; + #address-cells =3D <1>; + #size-cells =3D <0>; + }; + }; + + gmac1: ethernet@40130000 { + compatible =3D "nuvoton,ma35d1-dwmac", "snps,dwmac-3.70a"; + reg =3D <0x0 0x40130000 0x0 0x10000>; + interrupts =3D ; + interrupt-names =3D "macirq"; + clocks =3D <&clk EMAC1_GATE>, <&clk EPLL_DIV8>; + clock-names =3D "stmmaceth", "ptp_ref"; + + nuvoton,sys =3D <&sys 1>; + resets =3D <&sys MA35D1_RESET_GMAC1>; + reset-names =3D "stmmaceth"; + snps,multicast-filter-bins =3D <0>; + snps,perfect-filter-entries =3D <8>; + rx-fifo-depth =3D <4096>; + tx-fifo-depth =3D <2048>; + + phy-mode =3D "rgmii-id"; + status =3D "disabled"; + + mdio1: mdio { + compatible =3D "snps,dwmac-mdio"; + #address-cells =3D <1>; + #size-cells =3D <0>; + }; + }; }; }; --=20 2.43.0