Re: [PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture

Greg Ungerer
2008-02-12T01:52:17Z

Russell King - ARM Linux wrote:
> On Fri, Feb 08, 2008 at 10:43:42AM +0000, David Woodhouse wrote:
>> On Fri, 2008-02-08 at 10:23 +0000, Russell King - ARM Linux wrote:
>>> That would be misleading though - !CPU_CP15_MMU does not mean we
>>> support unaligned accesses. It means that we may have no way to
>>> support fixing up unaligned accesses.
>> Doesn't that mean you should disallow MTD (or at least 16-bit NOR flash)
>> if !CPU_CP15_MMU, then? But at the moment you allow it?
>
> Ask Hyok or Greg Ungerer.

I would agree that it means disabling 16-bit NOR flash, but the 8-bit
case should be fine right?

A complete disable of MTD seems like overkill. A more fine grained
approach would be better.

Regards
Greg

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