Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding

From	Andrew Jeffery <andrew@aj.id.au>
Newsgroups	linux.kernel
Subject	Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding
Date	2016-11-18 00:50 +0100
Message-ID	<sEEBj-7vt-3@gated-at.bofh.it> (permalink)
References	<sEo3w-5j4-11@gated-at.bofh.it> <sErkK-7f8-19@gated-at.bofh.it>
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On Thu, 2016-11-17 at 10:30 +0100, Linus Walleij wrote:
> > On Thu, Nov 17, 2016 at 7:06 AM, Andrew Jeffery <andrew@aj.id.au> wrote:
> 
> > +* Device tree bindings for the Aspeed LPC Controller
> 
> We are going overboard with the lingo sometimes, to the point that we do not
> understand how terse things become.

Sorry for that, it is a bit terse. Sometimes I struggle to gauge how
much context I should provide.

Joel's reply covers the details of your queries below, but I'll make
sure to add the information to the bindings as well.

> 
> LPC = Low Pin Count, right?
> Explain that right here: it is a slow external bus, right?

> > +The Aspeed LPC controller contains registers for a variety of functions. Not
> > +all registers for a function are contiguous, and some registers are referenced
> > +by functions outside the LPC controller.
> > +
> > +Note that this is separate from the H8S/2168 compatible register set occupying
> > +the start of the LPC controller address space.
> > +
> > +Some significant functions in the LPC controller:
> > +
> > +* LPC Host Controller
> > +* Host Interface Controller
> 
> Host interface to what?
> 
> > +* iBT Controller
> 
> What is iBT?
> 
> > +* SuperIO Scratch registers
> 
> Again more context please.
> 
> With standards documents, either explain everything or provide
> pointers for the information.

ACK!

Andrew

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[RFC PATCH] mfd: dt: Add Aspeed LPC binding Andrew Jeffery <andrew@aj.id.au> - 2016-11-17 07:10 +0100
  Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding Arnd Bergmann <arnd@arndb.de> - 2016-11-17 10:20 +0100
    Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding Joel Stanley <joel@jms.id.au> - 2016-11-17 11:10 +0100
  Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding Linus Walleij <linus.walleij@linaro.org> - 2016-11-17 10:40 +0100
    Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding Joel Stanley <joel@jms.id.au> - 2016-11-17 11:30 +0100
    Re: [RFC PATCH] mfd: dt: Add Aspeed LPC binding Andrew Jeffery <andrew@aj.id.au> - 2016-11-18 00:50 +0100

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