Trying to run AMD E9260 (Polaris 11) on NXP LS1012A-RDB

[Alex Deucher]

On Thu, Dec 20, 2018 at 9:06 AM Bas Vermeulen <bas at daedalean.ai> wrote:
>
> Hi all,
>
> I have connected an E9260 (Polaris 11 based) to a mini-PCIe slot on my NXP LS1012ARDB.
> The GPU is seen, all the BARs are correctly assigned (but there's not enough PCIe memory space for the big BARs).
>
> When I try to load the amdgpu module, I can't get the driver to enable the acceleration (the scratch register check fails).
>
> The E9260 is connected to a PCIe x1 (Gen2) slot.
>
> Anyone have an idea on where to look or how to fix this? This is a test-bed before we get an LS1046ARDB with quad core A72's.
>
> Any help would be appreciated,

Something like this patch should fix it assuming this is an ARM based platform:
https://patchwork.freedesktop.org/patch/269367/

Alex

>
> Bas Vermeulen
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