linux-kernel - Re: [RESEND][PATCH 0/5] Support for the TS-5500 board

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Message-ID: <20110812102627.1281eb11@v0nbox>
Date:	Fri, 12 Aug 2011 10:26:27 -0400
From:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Corentin Chary <corentin.chary@...il.com>,
	Ike Panhc <ike.pan@...onical.com>,
	linux-kernel@...r.kernel.org, mjg@...hat.com,
	platform-driver-x86@...r.kernel.org
Subject: Re: [RESEND][PATCH 0/5] Support for the TS-5500 board

On Wed, 10 Aug 2011 15:09:19 -0400,
Vivien Didelot <vivien.didelot@...oirfairelinux.com> wrote:

> On Wed, 10 Aug 2011 15:20:46 +0100,
> David Woodhouse <dwmw2@...radead.org> wrote:
> > Just expose these devices in the device-tree. You shouldn't *need* a
> > new MTD device driver; physmap_of should be just fine.
> 
> I didn't write a new MTD device driver, but just moved the already
> existing one to the ts5500 platform directory. The point is that my
> TS-5500 doesn't have this flash, so I couldn't try. The fifth patch
> from this set could just be ignored.
> 
> > If your bootloader doesn't pass one, your platform-specific code
> > should just register its own device-tree blob during early boot. And
> > your device drivers should just match against the devices therein.
> 
> I'm a bit confused with what should be done for the support for an
> embedded platform (X86-based) like this TS-5500. Is the actual code
> hierarchy OK? What is the impact of adding a device-tree to this code?
> 
> Thanks,
> Vivien.

Can I get the maintainer's view on this?
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