On Fri, Oct 17, 2014 at 10:43:56AM -0700, David Riley wrote:
> Hi Thierry,
>
> On Mon, Oct 13, 2014 at 3:33 AM, Thierry Reding
> <thierry.reding@xxxxxxxxx> wrote:
> > From: Thierry Reding <treding@xxxxxxxxxx>
> >
> > Collapses the old memory-controller and IOMMU device tree nodes into a
> > single node to more accurately describe the hardware.
> >
> > Note that this is an incompatible change, but while a GART driver has
> > existed for a few years it has never been used to do any translations.
> >
> > Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> > ---
> > arch/arm/boot/dts/tegra20.dtsi | 13 ++++++-------
> > 1 file changed, 6 insertions(+), 7 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
> > index 3b374c49d04d..a195c1975f3c 100644
> > --- a/arch/arm/boot/dts/tegra20.dtsi
> > +++ b/arch/arm/boot/dts/tegra20.dtsi
> > @@ -538,15 +538,14 @@
> >
> > memory-controller@7000f000 {
> > compatible = "nvidia,tegra20-mc";
> > - reg = <0x7000f000 0x024
> > - 0x7000f03c 0x3c4>;
> > + reg = <0x7000f000 0x00000400 /* controller registers */
> > + 0x58000000 0x02000000>; /* GART aperture */
>
> Aren't these bindings supposed to be stable? The tegra20-mc driver
> isn't modified.
You're right in that this particular patch should be deferred until the
Tegra20 driver has been updated.
Thierry
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