Re: [PATCH v5 2/6] net: stmmac: sun8i: force select external PHY when no internal one

Sergei Shtylyov
2019-05-21T09:27:24Z

Hello!

On 21.05.2019 2:50, megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org wrote:

> From: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org>
>
> The PHY selection bit also exists on SoCs without an internal PHY; if it's
> set to 1 (internal PHY, default value) then the MAC will not make use of
> any PHY such SoCs.
^ "on" or "with" missing?

> This problem appears when adapting for H6, which has no real internal PHY
> (the "internal PHY" on H6 is not on-die, but on a co-packaged AC200 chip,
> connected via RMII interface at GPIO bank A).
>
> Force the PHY selection bit to 0 when the SOC doesn't have an internal PHY,
> to address the problem of a wrong default value.
>
> Signed-off-by: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org>
> Signed-off-by: Ondrej Jirman <megous-5qf/QAjKc83QT0dZR+AlfA@public.gmane.org>
[...]

MBR, Sergei