On 18/02/2019 16.44, Tony Lindgren wrote:
> * Peter Ujfalusi <peter.ujfalusi@xxxxxx> [190218 14:36]:
>> Hi,
>>
>> cd28d1d6e52e: ("net: phy: at803x: Disable phy delay for RGMII mode") broke the
>> ethernet networking on evmsk (and most likely on the evm as well):
>> https://patchwork.ozlabs.org/patch/1028527/
>>
>> v1 patch to fix the situation:
>> https://patchwork.ozlabs.org/patch/1040617/
>>
>> It turned out that the at803x driver is actually broken and need to be fixed
>> along with the DT data.
>>
>> The following series is proposed to fix the driver:
>> https://patchwork.ozlabs.org/project/netdev/list/?series=92611
>>
>> but the PHT mode needs to be switched to rgmii-id from rgmii-txid:
>> The rx delay is enabled by default and the driver never disabled it so when
>> asking rgmii-txid it actually got rgmii-id.
>>
>> The patch can be backported to stable, I have tested that it is not causing
>> regression with the old, broken driver.
>
> Can the dts changes be merged before the driver changes or
> does it cause the phy to stop working?
The phy is not working atm, but this change will not cause regression
even if it is merged first.
>
> Regards,
>
> Tony
>
- Péter
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