stmmac still supporting spear600 ?

Thomas Petazzoni thomas.petazzoni at
Thu Mar 9 01:32:36 PST 2017

Hello Giuseppe,

Thanks for your answer.

On Thu, 9 Mar 2017 10:09:02 +0100, Giuseppe CAVALLARO wrote:

> We do not test stmmac on this spear board since many years
> and I guess you have to provide parameters from the platform.

Ok, that's what I was afraid of :-/

> In fact, stmmac is recently tested with DT.

I'm also using the DT, so this is definitely not the problem.

> IIRC, the mac on spear600 could not have the HW cap register


> so it is mandatory to provide all the right parameters and
> configurations for this HW.

OK, I'll have a look. However, I'm still confused by this DMA_RESET bit
that never clears, contrary to what the datasheet says. Are there some

Best regards,

Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering

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