[PATCH v2 2/4] Documentation: dts: Add bindings for APM X-Gene SoC ethernet driver

Iyappan Subramanian isubramanian at apm.com
Mon Apr 14 15:11:36 PDT 2014


Hi Florian,

Thanks for the review comments.  Please find my responses inline.

On Sat, Apr 12, 2014 at 11:55 AM, Florian Fainelli <f.fainelli at gmail.com> wrote:
> 2014-04-11 20:06 GMT-07:00 Iyappan Subramanian <isubramanian at apm.com>:
>> This patch adds documentation for APM X-Gene SoC ethernet DTS binding.
>>
>> Signed-off-by: Iyappan Subramanian <isubramanian at apm.com>
>> Signed-off-by: Ravi Patel <rapatel at apm.com>
>> Signed-off-by: Keyur Chudgar <kchudgar at apm.com>
>> ---
>>  .../devicetree/bindings/net/apm-xgene-enet.txt     |   46 ++++++++++++++++++++
>>  1 file changed, 46 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/net/apm-xgene-enet.txt
>>
>> diff --git a/Documentation/devicetree/bindings/net/apm-xgene-enet.txt b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt
>> new file mode 100644
>> index 0000000..0c983e8
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt
>> @@ -0,0 +1,46 @@
>> +APM X-Gene SoC Ethernet nodes
>> +
>> +Ethernet nodes are defined to describe on-chip ethernet interfaces in
>> +APM X-Gene SoC.
>> +
>> +Required properties:
>> +- compatible           : Should be "apm,xgene-enet"
>> +- reg                  : First resource is the ethernet base register set
>> +                         Second resource is the ring base register set
>> +                         Third resource is the ring command register set
>> +- interrupts           : Ethernet main interrupt
>> +- clocks               : Reference to the clock entry.
>> +- local-mac-address    : Ethernet MAC address.
>> +- phy-addr             : Ethernet MII phy address.
>> +- phy-mode             : Ethernet MII mode.
>> +
>> +Optional properties:
>> +- status               : Should be "ok" or "disabled" for enabled/disabled.
>> +                         Default is "ok".
>> +
>> +Example:
>> +       menetclk: menetclk {
>> +               compatible = "apm,xgene-device-clock";
>> +               clock-output-names = "menetclk";
>> +               status = "ok";
>> +       };
>> +
>> +       menet: ethernet at 17020000 {
>> +               compatible = "apm,xgene-enet";
>> +               status = "disabled";
>> +               reg = <0x0 0x17020000 0x0 0xd100>,
>> +                     <0x0 0X17030000 0x0 0X400>,
>> +                     <0x0 0X10000000 0x0 0X200>;
>> +               interrupts = <0x0 0x3c 0x4>;
>> +               clocks = <&menetclk 0>;
>> +               local-mac-address = [00 01 73 00 00 01];
>> +               phy-addr = <3>;
>
> An Ethernet PHY node needs to follow the ePAPR recommended
> representation, which is not this one. Please refer to
> Documentation/devicetree/bindinsg/net/phy.txt for examples on how to
> do this properly.

Okay.  I will change the dts to use phy-handle property and remove
phy-addr.

>
>> +               phy-mode = "rgmii";
>> +       };
>> +
>> +
>> +/* Board-specific peripheral configurations */
>> +
>> +&menet {
>> +        status = "ok";
>> +};
>> --
>> 1.7.9.5
>>
>>
>> _______________________________________________
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>> linux-arm-kernel at lists.infradead.org
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>
>
>
> --
> Florian



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