The winbond irq fixup is pSeries specific. Move it into pSeries_pci.c
and check for PLATFORM_PSERIES.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>