linux-kernel - Re: [PATCH V3] Watchdog: Fix parent of watchdog

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Date:	Wed, 2 Sep 2015 10:39:24 +0100
From:	Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
To:	Pratyush Anand <panand@...hat.com>
CC:	<linux@...ck-us.net>, <linux-watchdog@...r.kernel.org>,
	kbuild test robot <fengguang.wu@...el.com>,
	Alexandre Courbot <gnurou@...il.com>,
	Andreas Werner <andreas.werner@....de>,
	Barry Song <baohua@...nel.org>,
	Baruch Siach <baruch@...s.co.il>,
	Johannes Thumshirn <morbidrsa@...il.com>,
	"open list:ARM/STI ARCHITECTURE" <kernel@...inux.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Kukjin Kim <kgene@...nel.org>, Lee Jones <lee@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
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	Maxime Coquelin <maxime.coquelin@...com>,
	"open list:WOLFSON MICROELECTRONICS DRIVERS" 
	<patches@...nsource.wolfsonmicro.com>,
	Patrice Chotard <patrice.chotard@...com>,
	Srinivas Kandagatla <srinivas.kandagatla@...il.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Support Opensource <support.opensource@...semi.com>,
	Thierry Reding <thierry.reding@...il.com>,
	Tomas Winkler <tomas.winkler@...el.com>,
	Wim Van Sebroeck <wim@...ana.be>
Subject: Re: [PATCH V3] Watchdog: Fix parent of watchdog_devices

On Wed, Aug 19, 2015 at 08:58:24AM +0530, Pratyush Anand wrote:
> /sys/class/watchdog/watchdogn/device/modalias can help to identify the
> driver/module for a given watchdog node. However, many wdt devices does not set
> its parent and so, we do not see an entry for device in sysfs for such devices.
> 
> This patch fixes parent of watchdog_device so that
> /sys/class/watchdog/watchdogn/device is populated.
> 
> Exceptions: booke, diag288, mpc8xxx, octeon, softdog and w83627hf -- They do not
> have any parent. Not sure, how we can we identify driver for these devices.
> 
> Signed-off-by: Pratyush Anand <panand@...hat.com>
> ---

For the Wolfson parts:

Acked-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>

Thanks,
Charles
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