[PATCH v3] spi: orion.c: Add direct access mode

Mark Brown broonie at kernel.org
Wed Apr 13 10:20:20 PDT 2016

On Wed, Apr 13, 2016 at 01:40:00PM +0200, Stefan Roese wrote:
> On 13.04.2016 07:59, Mark Brown wrote:

> >  It also seems like we need to document what
> > the meaning of the reg properties of the device is, it's all very well
> > saying that there's a generic MBus binding but we still need to say how
> > the device will interpret the MBus windows that it has (assuming they
> > are configured to specific hardware functions transparently).

> Should I add something to the bindings documentation of
> the orion-spi driver? With an example of how this direct mode
> can is enabled on a specific board for e.g. SPI0-DEV1? Or what do
> you think is missing in the mbus bindings documentation I
> mentioned above?

I think the biggest thing that's missing is a reference from the Orion
binding to the MBus binding that the reader can follow (probably added
to the reg property documentation).  I did look there and couldn't see
anything about how this would work.
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