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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: Sat, 29 Nov 2014 20:26:07 +0100	[thread overview]
Message-ID: <20141129192607.GB17355@amd> (raw)
In-Reply-To: <1417166286-27685-12-git-send-email-j.anaszewski@samsung.com>

Hi!

> diff --git a/Documentation/devicetree/bindings/mfd/max77693.txt b/Documentation/devicetree/bindings/mfd/max77693.txt
> index 01e9f30..50a8dad 100644
> --- a/Documentation/devicetree/bindings/mfd/max77693.txt
> +++ b/Documentation/devicetree/bindings/mfd/max77693.txt
> @@ -41,6 +41,62 @@ Optional properties:
>  	 To get more informations, please refer to documentaion.
>  	[*] refer Documentation/devicetree/bindings/pwm/pwm.txt
>  
> +- led-flash : the LED submodule device node
> +
> +There are two led outputs available - fled1 and fled2. Each of them can
> +control a separate led or they can be connected together to double
> +the maximum current for a single connected led. One led is represented
> +by one child node.
> +
> +Required properties:
> +- compatible : must be "maxim,max77693-flash"
> +
> +Optional properties:
> +- maxim,fleds : array of current outputs in order: fled1, fled2
> +	Note: both current outputs can be connected to a single led
> +	Possible values:
> +		0 - the output is left disconnected,
> +		1 - a diode is connected to the output.

Is this one needed? Just ommit child note if it is not there.

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

  reply	other threads:[~2014-11-29 19:26 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-28  9:17 [PATCH/RFC v8 00/14] LED / flash API integration Jacek Anaszewski
2014-11-28  9:17 ` [PATCH/RFC v8 01/14] leds: Add LED Flash class extension to the LED subsystem Jacek Anaszewski
     [not found]   ` <CAK5ve-KMdJOLQ0ThKw9OM9u_CcwT87Bx4vcUjnX4fG2+t3pJsw@mail.gmail.com>
2014-12-08 17:07     ` Jacek Anaszewski
2014-11-28  9:17 ` [PATCH/RFC v8 02/14] Documentation: leds: Add description of LED Flash class extension Jacek Anaszewski
2014-11-29 12:58   ` Pavel Machek
2014-12-01 11:40     ` Jacek Anaszewski
2014-12-01 13:04       ` Pavel Machek
2014-12-01 13:58         ` Jacek Anaszewski
2014-12-01 15:21           ` Sakari Ailus
2014-12-05 19:45           ` Bryan Wu
2014-12-06 12:43             ` Pavel Machek
2014-12-08 16:55               ` Jacek Anaszewski
2014-12-08 20:18                 ` Pavel Machek
2014-12-09  8:54                   ` Jacek Anaszewski
2014-12-09 15:50                     ` Pavel Machek
2014-12-10 13:17                       ` Jacek Anaszewski
2014-12-10 13:32                         ` Pavel Machek
2014-12-10 23:14                       ` Sakari Ailus
2015-01-29 21:24                         ` Pavel Machek
2014-11-28  9:17 ` [PATCH/RFC v8 03/14] Documentation: leds: Add description of v4l2-flash sub-device Jacek Anaszewski
2014-11-29 23:44   ` Sakari Ailus
2014-12-05 19:50   ` Bryan Wu
2014-11-28  9:17 ` [PATCH/RFC v8 04/14] v4l2-async: change custom.match callback argument type Jacek Anaszewski
2014-11-29 13:00   ` Pavel Machek
2014-11-29 16:38   ` Laurent Pinchart
2014-12-01  9:35     ` Jacek Anaszewski
2014-11-28  9:17 ` [PATCH/RFC v8 05/14] v4l2-ctrls: Add V4L2_CID_FLASH_SYNC_STROBE control Jacek Anaszewski
2014-11-28  9:17 ` [PATCH/RFC v8 06/14] media: Add registration helpers for V4L2 flash sub-devices Jacek Anaszewski
2014-12-01 14:53   ` Jacek Anaszewski
2014-11-28  9:17 ` [PATCH/RFC v8 07/14] exynos4-is: Add support for v4l2-flash subdevs Jacek Anaszewski
2014-11-29 13:02   ` Pavel Machek
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 12:30           ` Mark Rutland
2014-11-28 14:11           ` Jacek Anaszewski
2014-11-28 14:11             ` Jacek Anaszewski
     [not found]             ` <54788278.7080101-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-11-28 14:38               ` Mark Rutland
2014-11-28 14:38                 ` Mark Rutland
2014-11-28  9:18 ` [PATCH/RFC v8 09/14] mfd: max77693: adjust max77693_led_platform_data Jacek Anaszewski
2014-12-01 11:34   ` Lee Jones
2014-12-01 12:49     ` Jacek Anaszewski
2014-12-01 12:53       ` Lee Jones
2014-11-28  9:18 ` [PATCH/RFC v8 10/14] leds: Add support for max77693 mfd flash cell Jacek Anaszewski
     [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
2014-11-28  9:18     ` Jacek Anaszewski
2014-11-29 19:26     ` Pavel Machek [this message]
2014-12-01 12:58       ` Jacek Anaszewski
2014-12-01 12:58         ` Jacek Anaszewski
2014-12-01 13:02         ` Pavel Machek
2014-12-01 13:43           ` Jacek Anaszewski
2014-12-01 11:15     ` Lee Jones
2014-11-28  9:18 ` [PATCH/RFC v8 12/14] leds: Add driver for AAT1290 current regulator Jacek Anaszewski
2014-11-29 19:05   ` Pavel Machek
2014-12-01 11:47     ` Jacek Anaszewski
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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