linux-kernel - Re: [RFC PATCH 1/3] pinctrl: add new generic pinconf config for deglitch filter

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Message-ID: <521B875E.1010605@wwwdotorg.org>
Date:	Mon, 26 Aug 2013 10:50:38 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Boris BREZILLON <b.brezillon@...rkiz.com>
CC:	Rob Herring <rob.herring@...xeda.com>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ian.campbell@...rix.com>,
	Rob Landley <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...aro.org>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Jiri Kosina <jkosina@...e.cz>,
	Masanari Iida <standby24x7@...il.com>,
	Nicolas Ferre <nicolas.ferre@...el.com>,
	Richard Genoud <richard.genoud@...il.com>,
	Heiko Stuebner <heiko@...ech.de>,
	James Hogan <james.hogan@...tec.com>,
	devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [RFC PATCH 1/3] pinctrl: add new generic pinconf config for deglitch
 filter

On 08/24/2013 03:35 PM, Boris BREZILLON wrote:
> Add a new parameter to support deglitch filter configuration.
> A deglitch filter works like a debounce filter but with a smaller
> delay (nanoseconds).

Why not use the existing debounce property, just with a small delay
specified. It seems like that's exactly what the property is for?
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