Re: 回复: [PATCH v1 3/3] net: fsl_enetc: Add SGMII support for i.MX95

[Marek Vasut]

On 6/8/26 8:58 AM, Alice Guo (OSS) wrote:

Hello Alice,

>>> Add SGMII interface mode configuration for i.MX95 platform in ENETC
>>> driver.
>> Which PHY did you use for the tests here ?
>>
>> Have you also tested this with a 100/Full only (not 1000/Full) capable switch --
>> does this work in 100/Full node or does this work only in 1000/Full mode ?
> 
> Hi Marek,
> 
> I tested this using the Aquantia AQR113C PHY. The interface works correctly in 1000/full mode, but it does not support 100/full mode.
Do you know why is the 100/Full operation not supported ?

I also noticed the same in Linux, and also with DP83867.

I would expect the SGMII to duplicate traffic on the SGMII bus 10x/100x 
in 100/Full and 10/Full modes, is this not the case with MX95 and SGMII 1G ?

Thank you for your help !