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Groups > linux.kernel > #1245098

Re: multi-codec support for arizona-ldo1 was Re: System with multiple arizona (wm5102) codecs

From Pavel Machek <pavel@ucw.cz>
Newsgroups linux.kernel
Subject Re: multi-codec support for arizona-ldo1 was Re: System with multiple arizona (wm5102) codecs
Date 2015-10-12 22:20 +0200
Message-ID <qiRJE-1cM-11@gated-at.bofh.it> (permalink)
References <q8AAq-5jh-35@gated-at.bofh.it> <q8ATL-5V5-1@gated-at.bofh.it> <qiHhh-2LN-45@gated-at.bofh.it> <qiNwl-3ks-5@gated-at.bofh.it>
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Hi!

On Mon 2015-10-12 16:47:15, Mark Brown wrote:
> On Mon, Oct 12, 2015 at 11:00:45AM +0200, Pavel Machek wrote:
> 
> > Does this look like a step in right direction?
> 
> >  static const struct regulator_desc arizona_ldo1_hc = {
> > -	.name = "LDO1",
> 
> No, you definitely shouldn't be doing this - the regulator names should
> reflect the names the device has in the datasheet to aid people in going
> from software to the hardware and back again.  They shouldn't be
> dynamically generated at runtime.  If you need to namespace by
device

They already are, see wm831x-ldo.c .

> provide an interface which explicitly namespaces by device rather than
> hacking it into another interface, the usual thing is to use the struct
> device as the context.

I'll need some more help here. I need to use it from ALSA, so I don't
think I can influence that interface easily.

What is currently in tree _does not work_, as there are two arizona
chips, and two "LDO1" regulators. (Doable) suggestions how to fix that
are welcome.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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Thread

multi-codec support for arizona-ldo1 was Re: System with multiple  arizona (wm5102) codecs Pavel Machek <pavel@ucw.cz> - 2015-10-12 11:10 +0200
  Re: multi-codec support for arizona-ldo1 was Re: System with  multiple arizona (wm5102) codecs Charles Keepax <ckeepax@opensource.wolfsonmicro.com> - 2015-10-12 14:00 +0200
  Re: multi-codec support for arizona-ldo1 was Re: System with  multiple arizona (wm5102) codecs Mark Brown <broonie@kernel.org> - 2015-10-12 17:50 +0200
    Re: multi-codec support for arizona-ldo1 was Re: System with  multiple arizona (wm5102) codecs Pavel Machek <pavel@ucw.cz> - 2015-10-12 22:20 +0200
      Re: multi-codec support for arizona-ldo1 was Re: System with  multiple arizona (wm5102) codecs Mark Brown <broonie@kernel.org> - 2015-10-13 14:00 +0200

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