CS89x0: add QQ2440 networking support

Hi,

this patchset cleans some bit left from the CS89x0_NONISA_IRQ
transition and then enables the support of CS89x0 on QQ2440.

Thanks,
Domenico

-----[ Domenico Andreoli, aka cavok
--[ http://www.dandreoli.com/gpgkey.asc
---[ 3A0F 2F80 F79C 678A 8936 4FEE 0677 9033 A20E BC50

From: Domenico Andreoli <[email protected]>
Date: Mon, 14 Mar 2011 13:46:27 +0000

Both patches applied, thanks.