Messages in this thread | | | Date | Mon, 21 Mar 2016 08:14:28 -0500 | From | Rob Herring <> | Subject | Re: [PATCH] regmap: fix documentation to match code |
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On Thu, Mar 17, 2016 at 06:23:40PM +0100, Arnd Bergmann wrote: > The regmap binding talks about one thing, which is register > endianess, and it gets almost every aspect of it wrong. > > This replaces the current text of the file with a version > that makes more sense and that matches what we implement > now. > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > Fixes: a06c488da0b0 ("regmap: Add explict native endian flag to DT bindings") > Fixes: 275876e208e2 ("regmap: Add the DT binding documentation for endianness")
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> +Note: > +Regmap defaults to little-endian register access on MMIO based > +devices, this is by far the most common setting. On CPU
This seems a bit Linux specific to me, but I guess if we are defining the binding to be this way it is fine.
Acked-by: Rob Herring <robh@kernel.org>
> +architectures that typically run big-endian operating systems > +(e.g. PowerPC), registers can be defined as big-endian and must > +be marked that way in the devicetree.
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