Re: [PATCH 3/5] documentation/iommu: update description of ARM System MMU binding

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On Fri, Feb 28, 2014 at 04:17:43PM +0000, Timur Tabi wrote:
> On Fri, Feb 21, 2014 at 11:16 AM, Will Deacon <will.deacon@xxxxxxx> wrote:
> >
> > +- calxeda,smmu-secure-config-access : Enable proper handling of buggy
> > +                  implementations that always use secure access to
> > +                  SMMU configuration registers. In this case non-secure
> > +                 aliases of secure registers have to be used during
> > +                 SMMU configuration.
> 
> I'm confused.  Why does this property have a "calxeda" prefix?  How is
> it a Calxeda-specific property?

Because they wired up their SMMU backwards. It's basically an
implementation-specific erratum workaround.

Will

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