[PATCH] Fix Maple PATA IRQ assignment.

[Segher Boessenkool]

> On the Maple board, the AMD8111 IDE is in legacy mode... except that it
> appears on IRQ 20 instead of IRQ 15.

How does this work?  The hardware routes the EIDE interrupts
to #14/#15 in legacy mode, just like it should.  Can you show
the relevant configuration bits please?


Segher