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author | Zhangfei Gao <zhangfei.gao@linaro.org> | 2015-01-14 14:34:12 +0800 |
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committer | David S. Miller <davem@davemloft.net> | 2015-01-14 01:52:45 -0500 |
commit | ef80c32dd0a7a39cf3b200cd346fbdf9b06baf71 (patch) | |
tree | d00c4d8b4f63d239e64ab55cad7d0ac1a62b30b9 | |
parent | 3ff13f1c620e4387e1a9b9bc5d95d67052615037 (diff) | |
download | linux-ef80c32dd0a7a39cf3b200cd346fbdf9b06baf71.tar.bz2 |
Documentation: add Device tree bindings for Hisilicon hip04 ethernet
This patch adds the Device Tree bindings for the Hisilicon hip04
Ethernet controller, including 100M / 1000M controller.
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | Documentation/devicetree/bindings/net/hisilicon-hip04-net.txt | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/hisilicon-hip04-net.txt b/Documentation/devicetree/bindings/net/hisilicon-hip04-net.txt new file mode 100644 index 000000000000..988fc694b663 --- /dev/null +++ b/Documentation/devicetree/bindings/net/hisilicon-hip04-net.txt @@ -0,0 +1,88 @@ +Hisilicon hip04 Ethernet Controller + +* Ethernet controller node + +Required properties: +- compatible: should be "hisilicon,hip04-mac". +- reg: address and length of the register set for the device. +- interrupts: interrupt for the device. +- port-handle: <phandle port channel> + phandle, specifies a reference to the syscon ppe node + port, port number connected to the controller + channel, recv channel start from channel * number (RX_DESC_NUM) +- phy-mode: see ethernet.txt [1]. + +Optional properties: +- phy-handle: see ethernet.txt [1]. + +[1] Documentation/devicetree/bindings/net/ethernet.txt + + +* Ethernet ppe node: +Control rx & tx fifos of all ethernet controllers. +Have 2048 recv channels shared by all ethernet controllers, only if no overlap. +Each controller's recv channel start from channel * number (RX_DESC_NUM). + +Required properties: +- compatible: "hisilicon,hip04-ppe", "syscon". +- reg: address and length of the register set for the device. + + +* MDIO bus node: + +Required properties: + +- compatible: should be "hisilicon,hip04-mdio". +- Inherits from MDIO bus node binding [2] +[2] Documentation/devicetree/bindings/net/phy.txt + +Example: + mdio { + compatible = "hisilicon,hip04-mdio"; + reg = <0x28f1000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + phy0: ethernet-phy@0 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0>; + marvell,reg-init = <18 0x14 0 0x8001>; + }; + + phy1: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + marvell,reg-init = <18 0x14 0 0x8001>; + }; + }; + + ppe: ppe@28c0000 { + compatible = "hisilicon,hip04-ppe", "syscon"; + reg = <0x28c0000 0x10000>; + }; + + fe: ethernet@28b0000 { + compatible = "hisilicon,hip04-mac"; + reg = <0x28b0000 0x10000>; + interrupts = <0 413 4>; + phy-mode = "mii"; + port-handle = <&ppe 31 0>; + }; + + ge0: ethernet@2800000 { + compatible = "hisilicon,hip04-mac"; + reg = <0x2800000 0x10000>; + interrupts = <0 402 4>; + phy-mode = "sgmii"; + port-handle = <&ppe 0 1>; + phy-handle = <&phy0>; + }; + + ge8: ethernet@2880000 { + compatible = "hisilicon,hip04-mac"; + reg = <0x2880000 0x10000>; + interrupts = <0 410 4>; + phy-mode = "sgmii"; + port-handle = <&ppe 8 2>; + phy-handle = <&phy1>; + }; |