Fix IXP4xx build

[Russell King - ARM Linux]

On Sun, Dec 12, 2010 at 10:52:36PM +0100, Krzysztof Halasa wrote:
> Russell,
> 
> Is it ok if I send the following to Linus, or would you like to do it
> yourself? Leaving IXP4xx build broken for 2.6.37 isn't the best idea.

You could put it into the patch system, which'll give more stuff queued
for the rc tomorrow, and therefore more reason to get Linus to pull ;)