linux-kernel - Re: [PATCH 1/4] documentation: add palmas dts definition

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Date:	Wed, 27 Feb 2013 11:16:57 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	"J, KEERTHY" <j-keerthy@...com>
CC:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"grant.likely@...retlab.ca" <grant.likely@...retlab.ca>,
	"rob.herring@...xeda.com" <rob.herring@...xeda.com>,
	"rob@...dley.net" <rob@...dley.net>,
	"gg@...mlogic.co.uk" <gg@...mlogic.co.uk>,
	"sameo@...ux.intel.com" <sameo@...ux.intel.com>,
	"liam.r.girdwood@...el.com" <liam.r.girdwood@...el.com>
Subject: Re: [PATCH 1/4] documentation: add palmas dts definition

On 02/20/2013 06:49 AM, J, KEERTHY wrote:
> Mark Brown wrote at Wednesday, February 20, 2013 4:57 PM:
>> On Wed, Feb 20, 2013 at 09:30:15AM +0530, J Keerthy wrote:
>>> From: Graeme Gregory <gg@...mlogic.co.uk>
>>>
>>> Add the DTS definition for the palmas device including the MFD children.
...
>>> diff --git a/Documentation/devicetree/bindings/mfd/palmas.txt b/Documentation/devicetree/bindings/mfd/palmas.txt
...
>>> +Texas Instruments Palmas family
>>> +
>>> +The Palmas familly are Integrated Power Management Chips.
>>> +These chips are connected to an i2c bus.
>>
>> I would expect this to enumerate the regulators that the user can
>> select but it doesn't appear to do that.
> 
> Mark,
> 
> Thanks for reviewing the patch.
> 
> I went through the DT Documentation files in the regulator/ folder.
> So shall I add a list of regulators which are in the Palmas device
> Under a separate file under Documentation/devicetree/bindings/regulator ?
> Is that what you are looking for?

I believe what Mark wants is something like the following in this file
(take from Documentation/devicetree/bindings/regulator/tps6586x.txt):

> - regulators: A node that houses a sub-node for each regulator within the
>   device. Each sub-node is identified using the node's name (or the deprecated
>   regulator-compatible property if present), with valid values listed below.
>   The content of each sub-node is defined by the standard binding for
>   regulators; see regulator.txt.
>   sys, sm[0-2], ldo[0-9] and ldo_rtc
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