[PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS

[James Hogan]

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On 12/11/12 21:26, Stephen Rothwell wrote:
> Make if easier for more architectures to select it and thus
> disable drivers that use virt_to_bus().
> 
> Signed-off-by: Stephen Rothwell <sfr at canb.auug.org.au>

Reviewed-by: James Hogan <james.hogan at imgtec.com>
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