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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Emil Renner Berthing , "Jan Petrous (OSS)" , Choong Yong Liang , Jisheng Zhang , "Russell King (Oracle)" , Vladimir Oltean , Furong Xu <0x1207@gmail.com>, Romain Gantois , Serge Semin , Joe Hattori , Lothar Rubusch , Bartosz Golaszewski , Giuseppe Cavallaro , Jose Abreu Cc: Inochi Amaoto , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Yixun Lan , Longbin Li , Krzysztof Kozlowski Subject: [PATCH net-next v7 1/4] dt-bindings: net: Add support for Sophgo SG2044 dwmac Date: Fri, 7 Mar 2025 09:16:14 +0800 Message-ID: <20250307011623.440792-2-inochiama@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250307011623.440792-1-inochiama@gmail.com> References: <20250307011623.440792-1-inochiama@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250306_171701_619836_2E5A58C2 X-CRM114-Status: GOOD ( 13.91 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The GMAC IP on SG2044 is almost a standard Synopsys DesignWare MAC (version 5.30a) with some extra clock. Add necessary compatible string for this device. Signed-off-by: Inochi Amaoto Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/net/snps,dwmac.yaml | 4 + .../bindings/net/sophgo,sg2044-dwmac.yaml | 126 ++++++++++++++++++ 2 files changed, 130 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index c7004eaa8eae..3f0aa46d798e 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -32,6 +32,7 @@ select: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 @@ -98,8 +99,10 @@ properties: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 + - sophgo,sg2044-dwmac - starfive,jh7100-dwmac - starfive,jh7110-dwmac - tesla,fsd-ethqos @@ -632,6 +635,7 @@ allOf: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 - st,spear600-gmac diff --git a/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml new file mode 100644 index 000000000000..4dd2dc9c678b --- /dev/null +++ b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml @@ -0,0 +1,126 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/sophgo,sg2044-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SG2044 DWMAC glue layer + +maintainers: + - Inochi Amaoto + +select: + properties: + compatible: + contains: + enum: + - sophgo,sg2044-dwmac + required: + - compatible + +properties: + compatible: + items: + - const: sophgo,sg2044-dwmac + - const: snps,dwmac-5.30a + + reg: + maxItems: 1 + + clocks: + items: + - description: GMAC main clock + - description: PTP clock + - description: TX clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + - const: tx + + dma-noncoherent: true + + interrupts: + maxItems: 1 + + interrupt-names: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + const: stmmaceth + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - resets + - reset-names + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + + ethernet@30006000 { + compatible = "sophgo,sg2044-dwmac", "snps,dwmac-5.30a"; + reg = <0x30006000 0x4000>; + clocks = <&clk 151>, <&clk 152>, <&clk 154>; + clock-names = "stmmaceth", "ptp_ref", "tx"; + interrupt-parent = <&intc>; + interrupts = <296 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq"; + resets = <&rst 30>; + reset-names = "stmmaceth"; + snps,multicast-filter-bins = <0>; + snps,perfect-filter-entries = <1>; + snps,aal; + snps,tso; + snps,txpbl = <32>; + snps,rxpbl = <32>; + snps,mtl-rx-config = <&gmac0_mtl_rx_setup>; + snps,mtl-tx-config = <&gmac0_mtl_tx_setup>; + snps,axi-config = <&gmac0_stmmac_axi_setup>; + status = "disabled"; + + gmac0_mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use = <8>; + snps,rx-sched-wsp; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_mtl_tx_setup: tx-queues-config { + snps,tx-queues-to-use = <8>; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_stmmac_axi_setup: stmmac-axi-config { + snps,blen = <16 8 4 0 0 0 0>; + snps,wr_osr_lmt = <1>; + snps,rd_osr_lmt = <2>; + }; + };