linux-kernel - Re: [PATCH v2] input: Extend matrix-keypad device tree binding

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Date:	Fri, 08 Feb 2013 12:59:24 +0000
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Stephen Warren <swarren@...dotorg.org>,
	Simon Glass <sjg@...omium.org>
Cc:	Roland Stigge <stigge@...com.de>,
	Vincent Palatin <vpalatin@...omium.org>,
	linux-doc@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	LKML <linux-kernel@...r.kernel.org>, Felipe Balbi <balbi@...com>,
	Wolfram Sang <w.sang@...gutronix.de>,
	Luigi Semenzato <semenzato@...omium.org>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Rob Herring <rob.herring@...xeda.com>,
	linux-input@...r.kernel.org, Stephen Warren <swarren@...dia.com>,
	Sourav Poddar <sourav.poddar@...com>,
	Alban Bedel <alban.bedel@...onic-design.de>
Subject: Re: [PATCH v2] input: Extend matrix-keypad device tree binding

On Fri, 11 Jan 2013 10:09:19 -0700, Stephen Warren <swarren@...dotorg.org> wrote:
> On 01/10/2013 06:41 PM, Simon Glass wrote:
> > Some matrix keypad drivers can support different numbers of rows and
> > columns. Add a generic binding for these.
> > 
> > Implementation note:
> > 
> > In order to implement this binding in the kernel, we will need to modify
> > matrix_keypad_() to look up the number of rows and cols in
> > the keymap. Perhaps this could be done by passing 0 for these parameters?
> > Many of the parameters can already be set to NULL. Ick.
> 
> Reviewed-by: Stephen Warren <swarren@...dia.com>

Applied, thanks.

g.

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