linux-kernel - Re: [PATCH v2 6/7] Watchdog: introduce ARM SBSA watchdog driver

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Message-ID: <CADyBb7u0ixabfJMqS0yFcYjTaOjz3NS+W4id9v00KyBnP08OpA@mail.gmail.com>
Date:	Sun, 24 May 2015 03:14:25 +0800
From:	Fu Wei <fu.wei@...aro.org>
To:	Timur Tabi <timur@...eaurora.org>
Cc:	Arnd Bergmann <arnd@...db.de>, Hanjun Guo <hanjun.guo@...aro.org>,
	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>,
	Linaro ACPI Mailman List <linaro-acpi@...ts.linaro.org>,
	linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	Wei Fu <tekkamanninja@...il.com>,
	G Gregory <graeme.gregory@...aro.org>,
	Al Stone <al.stone@...aro.org>,
	Ashwin Chaugule <ashwin.chaugule@...aro.org>,
	Guenter Roeck <linux@...ck-us.net>, vgandhi@...eaurora.org,
	wim@...ana.be, Jon Masters <jcm@...hat.com>,
	Leo Duran <leo.duran@....com>, Jon Corbet <corbet@....net>,
	Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v2 6/7] Watchdog: introduce ARM SBSA watchdog driver

Hi Timur

On 24 May 2015 at 02:40, Timur Tabi <timur@...eaurora.org> wrote:
> Fu Wei wrote:
>>
>> I wonder why you are so sure "that SOC won't have an SBSA watchdog in
>> it."  any documentation ?
>> Sorry, I am not a chip design engineer, I can't see why 32-bit ARM
>> won't have an SBSA watchdog in it.
>
>
> Because there's no market for it.  I'm not talking about what's
> theoretically possible.  I'm only talking about what makes sense and what
> will actually happen.  And I'm quite certain that we will never see an
> actual 32-bit ARM SOC with an SBSA watchdog device in it.

Why are you quite certain? any info you can kindly share here?

>
> Therefore, it makes no sense to complicated the code so that we can support
> an SOC that will never exist.

yes, that is a good reason!

>
> So can we PLEASE stop talking about 32-bit ARM support?

why? we are just trying to figure out:
Do we need to add ARM in "depends on" for SBSA watchdog driver?

If some one suggests this, we need to figure out.

>
>
> --
> Sent by an employee of the Qualcomm Innovation Center, Inc.
> The Qualcomm Innovation Center, Inc. is a member of the
> Code Aurora Forum, hosted by The Linux Foundation.



-- 
Best regards,

Fu Wei
Software Engineer
Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch
Ph: +86 21 61221326(direct)
Ph: +86 186 2020 4684 (mobile)
Room 1512, Regus One Corporate Avenue,Level 15,
One Corporate Avenue,222 Hubin Road,Huangpu District,
Shanghai,China 200021
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