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[60.250.196.139]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2159ebee334sm2306375ad.67.2024.12.01.18.37.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Dec 2024 18:37:04 -0800 (PST) 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 v4 1/3] dt-bindings: net: nuvoton: Add schema for Nuvoton MA35 family GMAC Date: Mon, 2 Dec 2024 10:36:41 +0800 Message-Id: <20241202023643.75010-2-a0987203069@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241202023643.75010-1-a0987203069@gmail.com> References: <20241202023643.75010-1-a0987203069@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241202_023708_130537_06620BD9 X-CRM114-Status: GOOD ( 15.01 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Create initial schema for Nuvoton MA35 family Gigabit MAC. Signed-off-by: Joey Lu --- .../bindings/net/nuvoton,ma35d1-dwmac.yaml | 134 ++++++++++++++++++ .../devicetree/bindings/net/snps,dwmac.yaml | 1 + 2 files changed, 135 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml diff --git a/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml b/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml new file mode 100644 index 000000000000..e44abaf4da3e --- /dev/null +++ b/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml @@ -0,0 +1,134 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nuvoton,ma35d1-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton DWMAC glue layer controller + +maintainers: + - Joey Lu + +description: + Nuvoton 10/100/1000Mbps Gigabit Ethernet MAC Controller is based on + Synopsys DesignWare MAC (version 3.73a). + +allOf: + - $ref: snps,dwmac.yaml# + +properties: + compatible: + items: + - enum: + - nuvoton,ma35d1-dwmac + + reg: + maxItems: 1 + description: + Register range should be one of the GMAC interface. + + interrupts: + maxItems: 1 + + clocks: + items: + - description: MAC clock + - description: PTP clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + + nuvoton,sys: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to access syscon registers. + - description: GMAC interface ID. + enum: + - 0 + - 1 + description: + A phandle to the syscon with one argument that configures system registers + for MA35D1's two GMACs. The argument specifies the GMAC interface ID. + + resets: + maxItems: 1 + + reset-names: + items: + - const: stmmaceth + + phy-mode: + enum: + - rmii + - rgmii + - rgmii-id + - rgmii-txid + - rgmii-rxid + + tx-internal-delay-ps: + default: 0 + minimum: 0 + maximum: 2000 + description: + RGMII TX path delay used only when PHY operates in RGMII mode with + internal delay (phy-mode is 'rgmii-id' or 'rgmii-txid') in pico-seconds. + Allowed values are from 0 to 2000. + + rx-internal-delay-ps: + default: 0 + minimum: 0 + maximum: 2000 + description: + RGMII RX path delay used only when PHY operates in RGMII mode with + internal delay (phy-mode is 'rgmii-id' or 'rgmii-rxid') in pico-seconds. + Allowed values are from 0 to 2000. + + mdio: + $ref: /schemas/net/mdio.yaml# + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - nuvoton,sys + - resets + - reset-names + - phy-mode + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + ethernet@40120000 { + compatible = "nuvoton,ma35d1-dwmac"; + reg = <0x40120000 0x10000>; + interrupts = ; + interrupt-names = "macirq"; + clocks = <&clk EMAC0_GATE>, <&clk EPLL_DIV8>; + clock-names = "stmmaceth", "ptp_ref"; + + nuvoton,sys = <&sys 0>; + resets = <&sys MA35D1_RESET_GMAC0>; + reset-names = "stmmaceth"; + + phy-mode = "rgmii-id"; + phy-handle = <ð_phy0>; + mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + ethernet-phy@0 { + reg = <0>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index eb1f3ae41ab9..4bf59ab910cc 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -67,6 +67,7 @@ properties: - ingenic,x2000-mac - loongson,ls2k-dwmac - loongson,ls7a-dwmac + - nuvoton,ma35d1-dwmac - qcom,qcs404-ethqos - qcom,sa8775p-ethqos - qcom,sc8280xp-ethqos