imx8mp spi fail

Fabio Estevam festevam at gmail.com
Mon Feb 13 21:40:46 CET 2023


Hi Elmar,

On Mon, Feb 13, 2023 at 4:46 PM Elmar Psilog <epsi at gmx.de> wrote:
>
> Thank you so much, you made my day! Sorry, I didn't see the alias was
> used different.

Glad to know it is working.

> Although my credibility gambled away I think I found a real bug in EQOS
> driver with fixed-phy:
>
> In file fixed.c in in function fixedphy_config() the call
>
>          val = ofnode_read_u32_default(node, "speed", 0);
>
> returns 0 instead of 1000 and also the duplex is not set. I found that
> in file/function dwc_eth_qos.c / eqos_start() the line
>
> eqos->phy->node = eqos->phy_of_node;
>
> is reponsible for losing the info. Don't know what magic happens here -
> so I can't fix it - just followed the data. So all works well and even
> the parsing of old and new fixed-link devicetree works til that line.
> After that I don't get speed anymore. Can someone please confirm?

I don't have an imx8mp board to confirm.

Please open a new thread to discuss this new issue.


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