Re: [PATCH 0/2] ARM: dts: am335x-evm/evmsk: Fix PHY mode for ethernet

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



* Peter Ujfalusi <peter.ujfalusi@xxxxxx> [190218 16:22]:
> 
> 
> 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.

OK so sounds like these are OK to wait for v5.1 merge window
then as the dts changes alone won't fix anything?

Regards,

Tony



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux