Thread (9 messages) 9 messages, 3 authors, 2009-05-21

Re: [PATCH v4 3/3] powerpc/virtex: Add Xilinx ML510 reference designsupport

From: Roderick Colenbrander <hidden>
Date: 2009-05-21 17:58:21

Yeow... I agree about the dirty hack part...  shouldn't this be in the
device tree somewhere, or in the ali driver?

I'm curious if this works on ml410 as well..  (Yes, I know, does this
really matter much?  But there are still a bunch of them floating around
in universities.)  It may be nice to factor this out so ml410/ppc405 and
microblaze can get it as well.

Steve
Yes the code can work one the ML410 as well. The thing is that you
would need a recent reference design from Xilinx. Before Xilinx used a
OPB pci bridge and these days they use a PLB (v46) pci bridge. The old
reference designs use the OPB core. I saw someone using a ML410
reference design which used the PBL pci soft-core and the same memory
addresses were even used as in the ml510 reference design I'm using.
I'm not sure where the guy got the design since the xilinx site only
shows old opb_pci stuff. (though the core is nearly the same) Further
most devices are also at the same locations on the pci bus.

Further the ml410 also offers good old lpt1 and some other things
which aren't on the ml510 but yes the pci code and big parts of the
dts file I wrote can be reused.

Roderick
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