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https://github.com/AsahiLinux/u-boot
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36 lines
1,003 B
Text
36 lines
1,003 B
Text
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* Qualcomm Atheros PHY Device Tree binding
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Required properties:
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- reg: PHY address
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Optional properties:
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- qca,clk-out-frequency: Clock frequency of the CLK_25M pin in Hz.
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Either 25000000, 50000000, 62500000 or 125000000.
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- qca,clk-out-strength: Clock output buffer driver strength.
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Supported values are defined in dt-bindings/net/qca-ar803x.h
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- qca,keep-pll-enabled: Keep the PLL running if no link is present.
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Don't go into hibernation mode.
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Only supported on the AR8031/AR8033.
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- vddio-supply: RGMII I/O voltage regulator
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Only supported on the AR8031/AR8033.
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Optional subnodes:
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- vddio-regulator: Initial data for the VDDIO regulator, as covered
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doc/device-tree-bindings/regulator/regulator.txt
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Example:
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#include <dt-bindings/net/qca-ar803x.h>
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ethernet-phy@0 {
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reg = <0>;
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qca-clk-out-frequency = <125000000>;
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qca,keep-pll-enabled;
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vddio-supply = <&vddio>;
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vddio: vddio-regulator {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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};
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