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Mon, 07 Jul 2025 23:46:48 -0700 (PDT) Received: from localhost ([2001:19f0:ac00:4eb8:5400:5ff:fe30:7df3]) by smtp.gmail.com with UTF8SMTPSA id d9443c01a7336-23c8457e15fsm103684335ad.154.2025.07.07.23.46.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Jul 2025 23:46:47 -0700 (PDT) From: Inochi Amaoto To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Richard Cochran , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Zixian Zeng , Guo Ren Cc: devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Yixun Lan , Longbin Li , Han Gao Subject: [PATCH v2] riscv: dts: sophgo: add ethernet GMAC device for sg2042 Date: Tue, 8 Jul 2025 14:46:25 +0800 Message-ID: <20250708064627.509363-1-inochiama@gmail.com> X-Mailer: git-send-email 2.50.0 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 ethernet GMAC device node for the sg2042. Signed-off-by: Inochi Amaoto Tested-by: Han Gao --- Require the ethernet patch series for functional device: https://lore.kernel.org/all/20250708064052.507094-1-inochiama@gmail.com/ Real board dts patch: https://lore.kernel.org/linux-riscv/cover.1751700954.git.rabenda.cn@gmail.c= om/ Change from v1: - https://lore.kernel.org/all/20250506093256.1107770-1-inochiama@gmail.com 1. separate from the original series and add dependency id --- arch/riscv/boot/dts/sophgo/sg2042.dtsi | 61 ++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/s= ophgo/sg2042.dtsi index 85636d1798f1..b3e4d3c18fdc 100644 --- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi +++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi @@ -569,6 +569,67 @@ spi1: spi@7040005000 { status =3D "disabled"; }; + gmac0: ethernet@7040026000 { + compatible =3D "sophgo,sg2042-dwmac", "snps,dwmac-5.00a"; + reg =3D <0x70 0x40026000 0x0 0x4000>; + clocks =3D <&clkgen GATE_CLK_AXI_ETH0>, + <&clkgen GATE_CLK_PTP_REF_I_ETH0>, + <&clkgen GATE_CLK_TX_ETH0>; + clock-names =3D "stmmaceth", "ptp_ref", "tx"; + dma-noncoherent; + interrupt-parent =3D <&intc>; + interrupts =3D <132 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names =3D "macirq"; + resets =3D <&rstgen RST_ETH0>; + reset-names =3D "stmmaceth"; + snps,multicast-filter-bins =3D <0>; + snps,perfect-filter-entries =3D <1>; + snps,aal; + snps,tso; + snps,txpbl =3D <32>; + snps,rxpbl =3D <32>; + snps,mtl-rx-config =3D <&gmac0_mtl_rx_setup>; + snps,mtl-tx-config =3D <&gmac0_mtl_tx_setup>; + snps,axi-config =3D <&gmac0_stmmac_axi_setup>; + status =3D "disabled"; + + mdio { + compatible =3D "snps,dwmac-mdio"; + #address-cells =3D <1>; + #size-cells =3D <0>; + }; + + gmac0_mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use =3D <8>; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_mtl_tx_setup: tx-queues-config { + snps,tx-queues-to-use =3D <8>; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_stmmac_axi_setup: stmmac-axi-config { + snps,blen =3D <16 8 4 0 0 0 0>; + snps,wr_osr_lmt =3D <1>; + snps,rd_osr_lmt =3D <2>; + }; + }; + emmc: mmc@704002a000 { compatible =3D "sophgo,sg2042-dwcmshc"; reg =3D <0x70 0x4002a000 0x0 0x1000>; base-commit: cc6a9fb055e446e76a23867e42f12c4eff44eb00 prerequisite-patch-id: 7a82e319b011e5d0486a6ef4216d931d671c9f53 prerequisite-patch-id: 5a30fb99ec483c1f5a8dca97df862c3a042c9027 prerequisite-patch-id: e0da79790a934916d9fc39c18e8e98c9596d27ab -- 2.50.0