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kernel
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linux
dt-bindings: net: Add Qualcomm ethqos binding
Add support for Qualcomm ethqos found in some SoCs like QCS404.
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
authored by
Vinod Koul
and committed by
David S. Miller
00f1ee53
d6228b7c
+64
+64
Documentation/devicetree/bindings/net/qcom,ethqos.txt
+64
Documentation/devicetree/bindings/net/qcom,ethqos.txt
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Qualcomm Ethernet ETHQOS device
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This documents dwmmac based ethernet device which supports Gigabit
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ethernet for version v2.3.0 onwards.
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This device has following properties:
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Required properties:
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- compatible: Should be qcom,qcs404-ethqos"
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- reg: Address and length of the register set for the device
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- reg-names: Should contain register names "stmmaceth", "rgmii"
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- clocks: Should contain phandle to clocks
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- clock-names: Should contain clock names "stmmaceth", "pclk",
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"ptp_ref", "rgmii"
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- interrupts: Should contain phandle to interrupts
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- interrupt-names: Should contain interrupt names "macirq", "eth_lpi"
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Rest of the properties are defined in stmmac.txt file in same directory
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Example:
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ethernet: ethernet@7a80000 {
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compatible = "qcom,qcs404-ethqos";
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reg = <0x07a80000 0x10000>,
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<0x07a96000 0x100>;
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reg-names = "stmmaceth", "rgmii";
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clock-names = "stmmaceth", "pclk", "ptp_ref", "rgmii";
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clocks = <&gcc GCC_ETH_AXI_CLK>,
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<&gcc GCC_ETH_SLAVE_AHB_CLK>,
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<&gcc GCC_ETH_PTP_CLK>,
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<&gcc GCC_ETH_RGMII_CLK>;
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interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "macirq", "eth_lpi";
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snps,reset-gpio = <&tlmm 60 GPIO_ACTIVE_LOW>;
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snps,reset-active-low;
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snps,txpbl = <8>;
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snps,rxpbl = <2>;
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snps,aal;
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snps,tso;
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phy-handle = <&phy1>;
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phy-mode = "rgmii";
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mdio {
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#address-cells = <0x1>;
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#size-cells = <0x0>;
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compatible = "snps,dwmac-mdio";
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phy1: phy@4 {
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device_type = "ethernet-phy";
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reg = <0x4>;
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};
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};
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};