linux-kernel - Re: [PATCH 1/2] watchdog: add Intel MID watchdog driver support

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Date:	Wed, 9 Apr 2014 13:41:21 +0100
From:	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	David Cohen <david.a.cohen@...ux.intel.com>, wim@...ana.be,
	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	linux-watchdog@...r.kernel.org, Eric Ernst <eric.ernst@...el.com>
Subject: Re: [PATCH 1/2] watchdog: add Intel MID watchdog driver support

On Tue, 08 Apr 2014 17:17:34 -0700
Guenter Roeck <linux@...ck-us.net> wrote:

> On 04/08/2014 01:59 PM, David Cohen wrote:
> > Add initial Intel MID watchdog driver support.
> >
> > This driver is an initial implementation of generic Intel MID watchdog
> > driver. Currently it supports Intel Merrifield platform.
> 
> How does this compare with the existing SCU watchdog driver
> (intel_scu_watchdog) ? The watchdog IPC message (0xf8) seems
> to be the same, so there must be at least some overlap.
> Would it be possible to have just one watchdog driver
> serving the different SCU based devices ?

There are enough differences that we'd end up with one spaghetti driver
full of conditionals rather than two simple clean drivers.

Alan
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