On Fri, Sep 20, 2019 at 02:15:37PM +0400, Sergey Brutyan wrote:
> Dear all we are company of hard/soft design and integration mostly based
> on ARM cores.
> We are currently working on Libre Linux development for ARM based SBC.
>
> And ready to put professional effort for having complete blob-free Linux
> kernel, as we have done research there is most problem with bootloaders
> and Mali or PowerVR GPU units in SoC.
>
> We are looking forward to cooperate and  now have several need of
> information.
>
> Can you send us list for blob drivers for this SoC:
>
>     Allwinner A20
>     Allwinner R40

Aside from the Mali that you already mentionned (and wifi, usually,
depending on the board you're using), there's no blob involved on
those two SoCs.

And the Mali itself is being worked on as part of the lima effort, so
it shouldn't be a problem for very long.

Maxime