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author | Bin Meng <bmeng.cn@gmail.com> | 2016-01-12 09:41:23 +0300 |
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committer | Joe Hershberger <joe.hershberger@ni.com> | 2016-01-28 21:23:10 +0300 |
commit | 69a00875e3db178cfcb19ea8ab97c8927a11e593 (patch) | |
tree | dc0094a8f3522b261ddae221733f09e2594c44b5 /doc/device-tree-bindings/net | |
parent | 56a27a1e6cbc414a8d5b9e59314119777c092635 (diff) | |
download | u-boot-69a00875e3db178cfcb19ea8ab97c8927a11e593.tar.xz |
doc: dt-bindings: Describe Freescale TSEC ethernet controller
Adapted from the same file name in the kernel device tree bindings
documentation, to use with U-Boot.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'doc/device-tree-bindings/net')
-rw-r--r-- | doc/device-tree-bindings/net/fsl-tsec-phy.txt | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/net/fsl-tsec-phy.txt b/doc/device-tree-bindings/net/fsl-tsec-phy.txt new file mode 100644 index 0000000000..dbe91aa161 --- /dev/null +++ b/doc/device-tree-bindings/net/fsl-tsec-phy.txt @@ -0,0 +1,43 @@ +* TSEC-compatible ethernet nodes + +Properties: + + - compatible : Should be "fsl,tsec" + - reg : Offset and length of the register set for the device + - phy-handle : See ethernet.txt file in the same directory. + - phy-connection-type : See ethernet.txt file in the same directory. This + property is only really needed if the connection is of type "rgmii-id", + "rgmii-rxid" and "rgmii-txid" as all other connection types are detected + by hardware. + +Example: + ethernet@24000 { + compatible = "fsl,tsec"; + reg = <0x24000 0x1000>; + phy-handle = <&phy0>; + phy-connection-type = "sgmii"; + }; + +Child nodes of the TSEC controller are typically the individual PHY devices +connected via the MDIO bus (sometimes the MDIO bus controller is separate). + +* MDIO IO device + +The MDIO is a bus to which the PHY devices are connected. For each +device that exists on this bus, a PHY node should be created. + +Required properties: + - compatible : Should define the compatible device type for the + mdio. Currently supported string/device is "fsl,tsec-mdio". + - reg : Offset and length of the register set for the device + +Example: + + mdio@24520 { + compatible = "fsl,tsec-mdio"; + reg = <0x24520 0x20>; + + ethernet-phy@0 { + reg = <0>; + }; + }; |