Re: [PATCH] ARM: dts: imx6qdl-sabresd: change phy-mode to use rgmii-id

[Michal VokÃÄ]

On 22. 03. 19 3:24, Fabio Estevam wrote:
> On Thu, Mar 21, 2019 at 11:15 PM Shawn Guo <shawnguo@xxxxxxxxxx> wrote:
>
> > > Unfortunately, just by looking at the dts files we do not know if a
> > > board uses an AR803x PHY or not, so I am afraid we can not do an
> > > automatic conversion.
> >
> > At least for those we already know?
>
> Yes, I can help preparing a patch that fixes the i.MX boards we know
> use AR8031 PHY.

AFACT this issue is not AR803x specific. I was hit by the same problem
with QCA833x switch on imx6dl-yapp4. Though, we are currently the only
platform in tree using this chip and Shawn already has the fix in his tree.

I am not aware of any other PHY drivers that my cause problems.

$ git log --oneline v5.0..v5.1-rc1 --grep=RGMII --author=Vinod -- drivers/net/
6d4cd041f0af net: phy: at803x: disable delay only for RGMII mode
a968b5e9d587 net: dsa: qca8k: Enable delay for RGMII_ID mode
5ecdd77c61c8 net: dsa: qca8k: disable delay for RGMII mode
cd28d1d6e52e net: phy: at803x: Disable phy delay for RGMII mode

Michal