diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt b/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt index 75d398bb1fbb..063c02da018a 100644 --- a/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt +++ b/Documentation/devicetree/bindings/net/hisilicon-hix5hd2-gmac.txt @@ -1,7 +1,12 @@ Hisilicon hix5hd2 gmac controller Required properties: -- compatible: should be "hisilicon,hix5hd2-gmac". +- compatible: should contain one of the following SoC strings: + * "hisilicon,hix5hd2-gemac" + * "hisilicon,hi3798cv200-gemac" + and one of the following version string: + * "hisilicon,hisi-gemac-v1" + * "hisilicon,hisi-gemac-v2" - reg: specifies base physical address(s) and size of the device registers. The first region is the MAC register base and size. The second region is external interface control register. @@ -12,6 +17,16 @@ Required properties: - phy-handle: see ethernet.txt [1]. - mac-address: see ethernet.txt [1]. - clocks: clock phandle and specifier pair. +- clock-names: contain the clock name "mac_core"(required) and "mac_ifc"(optional). +- resets: should contain the phandle to the MAC core reset signal(optional), + the MAC interface reset signal(optional) + and the PHY reset signal(optional). +- reset-names: contain the reset signal name "mac_core"(optional), + "mac_ifc"(optional) and "phy"(optional). +- hisilicon,phy-reset-delays-us: triplet of delays if PHY reset signal given. + The 1st cell is reset pre-delay in micro seconds. + The 2nd cell is reset pulse in micro seconds. + The 3rd cell is reset post-delay in micro seconds. - PHY subnode: inherits from phy binding [2] @@ -20,15 +35,19 @@ Required properties: Example: gmac0: ethernet@f9840000 { - compatible = "hisilicon,hix5hd2-gmac"; + compatible = "hisilicon,hi3798cv200-gemac", "hisilicon,hisi-gemac-v2"; reg = <0xf9840000 0x1000>,<0xf984300c 0x4>; interrupts = <0 71 4>; #address-cells = <1>; #size-cells = <0>; - phy-mode = "mii"; + phy-mode = "rgmii"; phy-handle = <&phy2>; mac-address = [00 00 00 00 00 00]; - clocks = <&clock HIX5HD2_MAC0_CLK>; + clocks = <&crg HISTB_ETH0_MAC_CLK>, <&crg HISTB_ETH0_MACIF_CLK>; + clock-names = "mac_core", "mac_ifc"; + resets = <&crg 0xcc 8>, <&crg 0xcc 10>, <&crg 0xcc 12>; + reset-names = "mac_core", "mac_ifc", "phy"; + hisilicon,phy-reset-delays-us = <10000 10000 30000>; phy2: ethernet-phy@2 { reg = <2>; |