Re: [PATCH v3 0/4] Add system mmu support for Armada-806

Will Deacon
2020-07-14T08:19:57Z

Hi Tomasz,

On Thu, Jul 02, 2020 at 10:16:29PM +0200, Tomasz Nowicki wrote:
> There were already two versions of series to support SMMU for AP806,
> including workaround for accessing ARM SMMU 64bit registers.
> First [1] by Hanna Hawa and second [2] by Gregory CLEMENT.
> Since it got stuck this is yet another try. I incorporated the V2 comments,
> mainly by moving workaround code to arm-smmu-impl.c as requested.
>
> For the record, AP-806 can't access SMMU registers with 64bit width,
> this patches split the readq/writeq into two 32bit accesses instead
> and update DT bindings.
>
> The series was successfully tested on a vanilla v5.8-rc3 kernel and
> Intel e1000e PCIe NIC. The same for platform devices like SATA and USB.
>
> [1]: https://lkml.org/lkml/2018/10/15/373
> [2]: https://lkml.org/lkml/2019/7/11/426

Do you have a v4 of this series? It looks like there were a few comments
left to address, but with that I can pick it up for 5.9.

Cheers,

Will