[PATCH] arm64: dts: meson: vim3l: add NNA node
Neil Armstrong
narmstrong at baylibre.com
Mon Jun 7 00:03:49 PDT 2021
Hi,
On 05/06/2021 11:49, Martin Blumenstingl wrote:
> Hi Nick,
>
> On Sat, Jun 5, 2021 at 5:09 AM <xieqinick at gmail.com> wrote:
>>
>> From: Nick Xie <nick at khadas.com>
>>
>> Add Neural Network Accelerator device tree node
>> for Khadas VIM3L.
> we neither have a driver for this upstream nor any binding
> documentation in Documentation/devicetree/bindings/
> are you planning to add this?
>
> Especially the missing binding documentation is problematic as it
> causes some warnings when validating the .dts files against the
> bindings from Documentation/devicetree/bindings/
Actually the NNA core is a verisilicon VIVANTE core, but I have no idea what is the difference
with the VIVANTE GPU cores ?
the userspace libraries & SDK shipped by Amlogic exposes OpenCL and (AFAIK) NNA over OpenCL, so I think
the HW description should be similar to the current Etnaviv bindings.
Neil
>
>
> Best regards,
> Martin
>
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