linux-kernel - Re: [PATCH v4 0/4] Add system mmu support for Armada-806

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Date:   Thu, 16 Jul 2020 13:02:03 +0100
From:   Will Deacon <will@...nel.org>
To:     robh+dt@...nel.org, robin.murphy@....com, joro@...tes.org,
        Tomasz Nowicki <tn@...ihalf.com>, hannah@...vell.com,
        gregory.clement@...tlin.com
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        nadavh@...vell.com, mw@...ihalf.com,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 0/4] Add system mmu support for Armada-806

On Thu, Jul 16, 2020 at 01:00:43PM +0100, Will Deacon wrote:
> On Wed, 15 Jul 2020 09:06:45 +0200, Tomasz Nowicki wrote:
> > The series is meant to support SMMU for AP806 and a workaround
> > for accessing ARM SMMU 64bit registers is the gist of it.
> > 
> > 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.
> > 
> > [...]
> 
> Applied to will (for-joerg/arm-smmu/updates), thanks!
> 
> [1/3] iommu/arm-smmu: Call configuration impl hook before consuming features
>       https://git.kernel.org/will/c/6a79a5a3842b
> [2/3] iommu/arm-smmu: Workaround for Marvell Armada-AP806 SoC erratum #582743
>       https://git.kernel.org/will/c/f2d9848aeb9f
> [3/3] dt-bindings: arm-smmu: add compatible string for Marvell Armada-AP806 SMMU-500
>       https://git.kernel.org/will/c/e85e84d19b9d

(note that I left patch 4 for arm-soc, as that's just updating .dts files)

Will