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From: Pavel Machek <pavel@ucw.cz>
To: "Dr. H. Nikolaus Schaller" <hns@goldelico.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Marek Belisko <marek@goldelico.com>,
	"arnd@arndb.de" <arnd@arndb.de>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	Pawel Moll <Pawel.Moll@arm.com>,
	"ijc+devicetree@hellion.org.uk" <ijc+devicetree@hellion.org.uk>,
	"galak@codeaurora.org" <galak@codeaurora.org>,
	"grant.likely@linaro.org" <grant.likely@linaro.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	NeilBrown <neilb@suse.de>,
	linux-serial@vger.kernel.org
Subject: Re: [PATCH 2/2] Documentation: devicetree: Add bindings for Wi2Wi w2sg0004 gps
Date: Mon, 27 Oct 2014 10:31:26 +0100	[thread overview]
Message-ID: <20141027093126.GC9807@amd> (raw)
In-Reply-To: <FDDD1C99-81F9-4933-815A-CC686A19115E@goldelico.com>


> > I think we just disagree about implementing a version that “works” in a quite specific
> > setup (there are necessary assumptions about OMAP pinmux and omap-serial) with
> > existing APIs versus a general one that might need a lot of changes outside the driver
> > and introduce new APIs.
> 
> After re-thinking what we have discussed so far (and considering other recommendations
> I have received off-list) I currently see these options/questions:
> 
> * who could modify the serial drivers and APIs so that this driver can become
>   a subnode (“bus client”) of an UART? How long does it take to
> become available?

I believe that is called "tty line discipline".

> * would it be an option to simply rename the driver to “w2sg0004-power”
>   to make clear that it is not at all related to the UART data communication
>   channel but only controlling the power of the w2sg0004 chip?

Sounds sane.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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WARNING: multiple messages have this Message-ID (diff)
From: Pavel Machek <pavel@ucw.cz>
To: "Dr. H. Nikolaus Schaller" <hns@goldelico.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Marek Belisko <marek@goldelico.com>,
	"arnd@arndb.de" <arnd@arndb.de>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	Pawel Moll <Pawel.Moll@arm.com>,
	"ijc+devicetree@hellion.org.uk" <ijc+devicetree@hellion.org.uk>,
	"galak@codeaurora.org" <galak@codeaurora.org>,
	"grant.likely@linaro.org" <grant.likely@linaro.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	NeilBrown <neilb@suse.de>,
	linux-serial@vger.kernel.org
Subject: Re: [PATCH 2/2] Documentation: devicetree: Add bindings for Wi2Wi w2sg0004 gps
Date: Mon, 27 Oct 2014 10:31:26 +0100	[thread overview]
Message-ID: <20141027093126.GC9807@amd> (raw)
In-Reply-To: <FDDD1C99-81F9-4933-815A-CC686A19115E@goldelico.com>


> > I think we just disagree about implementing a version that “works” in a quite specific
> > setup (there are necessary assumptions about OMAP pinmux and omap-serial) with
> > existing APIs versus a general one that might need a lot of changes outside the driver
> > and introduce new APIs.
> 
> After re-thinking what we have discussed so far (and considering other recommendations
> I have received off-list) I currently see these options/questions:
> 
> * who could modify the serial drivers and APIs so that this driver can become
>   a subnode (“bus client”) of an UART? How long does it take to
> become available?

I believe that is called "tty line discipline".

> * would it be an option to simply rename the driver to “w2sg0004-power”
>   to make clear that it is not at all related to the UART data communication
>   channel but only controlling the power of the w2sg0004 chip?

Sounds sane.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2014-10-27  9:31 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-16 20:26 [PATCH 1/2] misc: Add Wi2Wi w2sc0004 gps driver Marek Belisko
2014-10-16 20:26 ` [PATCH 2/2] Documentation: devicetree: Add bindings for Wi2Wi w2sg0004 gps Marek Belisko
2014-10-17  9:37   ` Mark Rutland
2014-10-17 10:16     ` Dr. H. Nikolaus Schaller
2014-10-17 11:00       ` Mark Rutland
2014-10-17 19:55         ` Dr. H. Nikolaus Schaller
2014-10-20  9:35           ` Mark Rutland
2014-10-20 17:26             ` Dr. H. Nikolaus Schaller
2014-10-24  9:32               ` Dr. H. Nikolaus Schaller
2014-10-27  9:31                 ` Pavel Machek [this message]
2014-10-27  9:31                   ` Pavel Machek
2014-11-02 10:15                 ` Dr. H. Nikolaus Schaller
     [not found] ` <1413491183-15018-1-git-send-email-marek-xXXSsgcRVICgSpxsJD1C4w@public.gmane.org>
2014-10-19 19:51   ` [PATCH 1/2] misc: Add Wi2Wi w2sc0004 gps driver Arnd Bergmann
2014-10-19 19:51     ` Arnd Bergmann
2014-10-19 20:29     ` Dr. H. Nikolaus Schaller
2014-10-19 20:29       ` Dr. H. Nikolaus Schaller
2014-10-21 10:49 ` Pavel Machek
2014-10-22 22:35   ` Dr. H. Nikolaus Schaller

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