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Diffstat (limited to 'Documentation/devicetree/bindings/net/arc_emac.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/arc_emac.txt | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/Documentation/devicetree/bindings/net/arc_emac.txt b/Documentation/devicetree/bindings/net/arc_emac.txt deleted file mode 100644 index c73a0e9c625e..000000000000 --- a/Documentation/devicetree/bindings/net/arc_emac.txt +++ /dev/null @@ -1,46 +0,0 @@ -* Synopsys ARC EMAC 10/100 Ethernet driver (EMAC) - -Required properties: -- compatible: Should be "snps,arc-emac" -- reg: Address and length of the register set for the device -- interrupts: Should contain the EMAC interrupts -- max-speed: see ethernet.txt file in the same directory. -- phy: see ethernet.txt file in the same directory. - -Optional properties: -- phy-reset-gpios : Should specify the gpio for phy reset -- phy-reset-duration : Reset duration in milliseconds. Should present - only if property "phy-reset-gpios" is available. Missing the property - will have the duration be 1 millisecond. Numbers greater than 1000 are - invalid and 1 millisecond will be used instead. - -Clock handling: -The clock frequency is needed to calculate and set polling period of EMAC. -It must be provided by one of: -- clock-frequency: CPU frequency. -- clocks: reference to the clock supplying the EMAC. - -Child nodes of the driver are the individual PHY devices connected to the -MDIO bus. They must have a "reg" property given the PHY address on the MDIO bus. - -Examples: - - ethernet@c0fc2000 { - compatible = "snps,arc-emac"; - reg = <0xc0fc2000 0x3c>; - interrupts = <6>; - mac-address = [ 00 11 22 33 44 55 ]; - - clock-frequency = <80000000>; - /* or */ - clocks = <&emac_clock>; - - max-speed = <100>; - phy = <&phy0>; - - #address-cells = <1>; - #size-cells = <0>; - phy0: ethernet-phy@0 { - reg = <1>; - }; - }; |