From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mail-in-13.arcor-online.net ([151.189.21.53])
	by canuck.infradead.org with esmtps (Exim 4.63 #1 (Red Hat Linux))
	id 1HyOsJ-0002tB-MB
	for linux-mtd@lists.infradead.org; Wed, 13 Jun 2007 05:10:50 -0400
In-Reply-To: <20070613061152.GF16148@localhost.localdomain>
References: <8ac5664208e0f59329b62ac2138bbc8c@kernel.crashing.org>
	<466312C2.4090200@ru.mvista.com>
	<548a7e11ffb577f6395b8f5a9c2fba2d@kernel.crashing.org>
	<466323EF.5040807@ru.mvista.com>
	<1181228442.2785.60.camel@pmac.infradead.org>
	<18fbfbaf113ab76b602d279848d9b405@kernel.crashing.org>
	<20070612044459.GD4198@localhost.localdomain>
	<9e1a55ac71a2ecf5155d2fddf547025e@kernel.crashing.org>
	<20070613031615.GC16148@localhost.localdomain>
	<96f5b23c4f53e986e8caa2156f149cd8@kernel.crashing.org>
	<20070613061152.GF16148@localhost.localdomain>
Mime-Version: 1.0 (Apple Message framework v623)
Content-Type: text/plain; charset=US-ASCII; format=flowed
Message-Id: <40446e5131495e077da798bc54843b2a@kernel.crashing.org>
Content-Transfer-Encoding: 7bit
From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [PATCH] powerpc: Create "rom" (MTD) device prpmc2800
Date: Wed, 13 Jun 2007 11:10:42 +0200
To: David Gibson <david@gibson.dropbear.id.au>
Cc: linuxppc-dev@ozlabs.org, linux-mtd@lists.infradead.org,
	David Woodhouse <dwmw2@infradead.org>, Milton Miller <miltonm@bga.com>
List-Id: Linux MTD discussion mailing list <linux-mtd.lists.infradead.org>
List-Unsubscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>,
	<mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe>
List-Archive: <http://lists.infradead.org/pipermail/linux-mtd>
List-Post: <mailto:linux-mtd@lists.infradead.org>
List-Help: <mailto:linux-mtd-request@lists.infradead.org?subject=help>
List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>,
	<mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>

>> MTD does a lot of heuristic probing.  It is pretty good,
>> but it would be nice if you could skip that and hand it
>> the exact values it needs.  Also, this information should
>> be in the device tree no matter what, even if Linux
>> doesn't use it yet ;-)
>
> I agree.  Of course, this means figuring out what the values actually
> are for Ebony.  I presently have no idea, since the heuristic probing
> appears to work without problem.

Doesn't it show it in sysfs, or in the dmesg at least?
Maybe some other important stuff is there, too.


Segher