[PATCH] ARM: tegra: fix Tegra114 IOMMU register address

Olof Johansson olof at lixom.net
Wed Oct 30 20:39:32 EDT 2013


On Wed, Oct 30, 2013 at 4:17 PM, Stephen Warren <swarren at wwwdotorg.org> wrote:
> From: Hiroshi Doyu <hdoyu at nvidia.com>
>
> The IOMMU node's reg property contains completely bogus values! Somehow,
> this had no practical effect, despite the fact the IOMMU driver appears
> to be writing to those registers. I suppose that since no HW modules is
> actually at that address, the writes simply had no effect.
>
> Note that I'm not CCing stable here, even though the problem exists as
> far back as v3.9, simply because this patch doesn't fix any observed
> issue, and I don't want to run the risk of suddenly writing to some
> registers and causing a regression.
>
> Signed-off-by: Hiroshi Doyu <hdoyu at nvidia.com>
> [swarren, wrote commit description]
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> ---
> Kevin, Olof, if you could apply this directly for 3.13, that's be awesome.

Applied to next/dt.


-Olof



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