[U-Boot] [PATCH v3 12/13] p2371-2180: Add support for framebuffer carveouts

[Thierry Reding <thierry.reding@gmail.com>]

On Thu, Apr 11, 2019 at 08:12:03PM -0600, Simon Glass wrote:
> Hi Thierry,
> 
> On Fri, 22 Mar 2019 at 01:53, Simon Glass <sjg@chromium.org> wrote:
> >
> > On Fri, 22 Mar 2019 at 02:10, Thierry Reding <thierry.reding@gmail.com> wrote:
> > >
> > > From: Thierry Reding <treding@nvidia.com>
> > >
> > > If early firmware initialized the display hardware and the display
> > > controllers are scanning out a framebuffer (e.g. a splash screen), make
> > > sure to pass information about the memory location of that framebuffer
> > > to the kernel before booting to avoid the kernel from using that memory
> > > for the buddy allocator.
> > >
> > > This same mechanism can also be used in the kernel to set up early SMMU
> > > mappings and avoid SMMU faults caused by the display controller reading
> > > from memory for which it has no mapping.
> > >
> > > Signed-off-by: Thierry Reding <treding@nvidia.com>
> > > ---
> > >  board/nvidia/p2371-2180/p2371-2180.c | 47 ++++++++++++++++++++++++++++
> > >  1 file changed, 47 insertions(+)
> >
> > Reviewed-by: Simon Glass <sjg@chromium.org>
> 
> This doesn't apply for me. Can you please resend it?

This (and patch 13/13) depend on another series that I had expected to
go into Tom's tree earlier than this series. However, there were some
unexpected regressions caused by the other series, so I've got a couple
of minor changes to that, so maybe I should just add these two patches
to the other series for Tom to pick up?

Thierry
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