[PATCH v5 5/5] iommu: dart: Support t6000 variant

Rob Herring robh at kernel.org
Fri Sep 16 05:05:08 PDT 2022


On Fri, Sep 16, 2022 at 4:43 AM Janne Grunau <j at jannau.net> wrote:
>
> From: Sven Peter <sven at svenpeter.dev>
>
> The M1 Pro/Max/Ultra SoCs come with a new variant of DART which
> supports a larger physical address space with a different PTE format.
> Pass through the correct paddr address space size and the PTE format
> to the io-pgtable code which will take care of the rest.
>
> Signed-off-by: Sven Peter <sven at svenpeter.dev>
> Co-developed-by: Janne Grunau <j at jannau.net>
> Signed-off-by: Janne Grunau <j at jannau.net>
>
> ---
>
> (no changes since v3)
>
> Changes in v3:
> - apply change to io-pgtable-dart.c
>
> Changes in v2:
> - use APPLE_DART2 PTE format for dart-t6000
>
>  drivers/iommu/apple-dart.c | 24 +++++++++++++++++++++---
>  1 file changed, 21 insertions(+), 3 deletions(-)

Reviewed-by: Rob Herring <robh at kernel.org>



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