linux-kernel - Re: [RFC PATCH v3] reset: Add a defer reset object to send board specific reset

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Message-ID: <CACRpkdYfu8HmVCkn9JFh+YP5OPdr8o9nTfoCnkJ7SSpGoenQUg@mail.gmail.com>
Date:	Tue, 8 Jul 2014 09:52:03 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Houcheng Lin <houcheng@...il.com>
Cc:	Alexandre Courbot <gnurou@...il.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Stephen Gallimore <stephen.gallimore@...com>,
	Srinivas KANDAGATLA <srinivas.kandagatla@...com>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Ulf Hansson <ulf.hansson@...aro.org>, sre@...nel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Vikas Sajjan <vikas.sajjan@...sung.com>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC PATCH v3] reset: Add a defer reset object to send board
 specific reset

On Wed, Jun 18, 2014 at 3:37 PM, Houcheng Lin <houcheng@...il.com> wrote:

> The Problem
> -----------
> The reset signal on a hardware board is send either:
>     - during machine initialization
>     - during bus master's initialization

I just thought about this a bit, since there isn't already a generic GPIO
reset driver, just call this drivers/reset/reset-gpio.c and make the
ability to deferral just a configuration detail of the GPIO reset driver.

Yours,
Linus Walleij
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