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From: Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [PATCH] powerpc: Create "rom" (MTD) device prpmc2800
Date: Fri, 15 Jun 2007 10:59:58 +0200
To: David Woodhouse <dwmw2@infradead.org>
Cc: linuxppc-dev@ozlabs.org, linux-mtd@lists.infradead.org,
	Milton Miller <miltonm@bga.com>, David Gibson <david@gibson.dropbear.id.au>
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>> Yes, certainly.  Or, the other way around I like better
>> ("bank-width" optional).
>
> No, we need bank-width. It's device-width which can be optional.

One is defaulted to the other so it doesn't really
matter _which_ you make optional, the OS device driver
can always get both values.  For the device tree, it
seems more natural to have "device-width" a required
property.  Feel free to disagree but I'd like to hear
arguments if so :-)


Segher