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From: Pavel Machek <pavel@ucw.cz>
To: Jacek Anaszewski <j.anaszewski@samsung.com>
Cc: linux-leds@vger.kernel.org, linux-media@vger.kernel.org,
	linux-kernel@vger.kernel.org, kyungmin.park@samsung.com,
	b.zolnierkie@samsung.com, cooloney@gmail.com, rpurdie@rpsys.net,
	sakari.ailus@iki.fi, s.nawrocki@samsung.com,
	Andrzej Hajda <a.hajda@samsung.com>,
	Lee Jones <lee.jones@linaro.org>,
	SangYoung Son <hello.son@smasung.com>,
	Samuel Ortiz <sameo@linux.intel.com>,
	Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	devicetree@vger.kernel.org
Subject: Re: [PATCH/RFC v8 11/14] DT: Add documentation for the mfd Maxim max77693
Date: Mon, 1 Dec 2014 14:02:31 +0100	[thread overview]
Message-ID: <20141201130231.GA24737@amd> (raw)
In-Reply-To: <547C65F7.4090801@samsung.com>

Hi!

> >Is this one needed? Just ommit child note if it is not there.
> 
> It is needed because you can have one led connected two both
> outputs. This allows to describe such a design.

Ok.

> >>+- maxim,trigger-type : Array of trigger types in order: flash, torch
> >>+	Possible trigger types:
> >>+		0 - Rising edge of the signal triggers the flash/torch,
> >>+		1 - Signal level controls duration of the flash/torch.
> >>+- maxim,trigger : Array of flags indicating which trigger can activate given led
> >>+	in order: fled1, fled2
> >>+	Possible flag values (can be combined):
> >>+		1 - FLASH pin of the chip,
> >>+		2 - TORCH pin of the chip,
> >>+		4 - software via I2C command.
> >
> >Is it good idea to have bitfields like this?
> >
> >Make these required properties of the subnode?
> 
> This is related to a single property: trigger. I think that splitting
> it to three properties would make unnecessary noise in the
> binding.

Well, maybe it is not that much noise, and you'll have useful names
(not a bitfield).

Should these properties move to the LED subnode?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2014-12-01 13:02 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1417166286-27685-1-git-send-email-j.anaszewski@samsung.com>
2014-11-28  9:18 ` [PATCH/RFC v8 08/14] DT: Add documentation for exynos4-is 'flashes' property Jacek Anaszewski
2014-11-28 11:14   ` Mark Rutland
2014-11-28 12:09     ` Jacek Anaszewski
     [not found]       ` <547865EA.5010700-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-11-28 12:30         ` Mark Rutland
2014-11-28 14:11           ` Jacek Anaszewski
     [not found]             ` <54788278.7080101-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-11-28 14:38               ` Mark Rutland
     [not found] ` <1417166286-27685-1-git-send-email-j.anaszewski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-11-28  9:18   ` [PATCH/RFC v8 11/14] DT: Add documentation for the mfd Maxim max77693 Jacek Anaszewski
2014-11-29 19:26     ` Pavel Machek
2014-12-01 12:58       ` Jacek Anaszewski
2014-12-01 13:02         ` Pavel Machek [this message]
2014-12-01 13:43           ` Jacek Anaszewski
2014-12-01 11:15     ` Lee Jones
2014-11-28  9:18 ` [PATCH/RFC v8 13/14] of: Add Skyworks Solutions, Inc. vendor prefix Jacek Anaszewski
2014-11-28  9:18 ` [PATCH/RFC v8 14/14] DT: Add documentation for the Skyworks AAT1290 Jacek Anaszewski

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