[PATCH v3] [POWERPC] 85xx: Add basic Uniprocessor MPC8572 DS port

Kumar Gala galak at kernel.crashing.org
Thu Sep 13 13:28:24 EST 2007

On Sep 12, 2007, at 8:36 AM, Segher Boessenkool wrote:

> Looks a lot better, thanks!
> Some minor nits and suggestions...
>> +/ {
>> +	model = "fsl,MPC8572DS";
>> +	compatible = "fsl,MPC8572DS", "fsl,MPC85xxDS";
> We don't want "xx" compatible entries; especially here it makes
> no sense at all.  If the board is compatible to some other (older)
> board, just name that board explicitly.


>> +		PowerPC,8572 at 0 {
> Maybe it would be good to use "PowerPC,e500" instead -- it would
> make it easier to probe for the actual CPU type, that way.  Not
> that Linux uses the name/compatible here at all ;-)

I thought about this, not sure what the best solution is.

>> +	soc8572 at ffe00000 {
> You should put an interrupt-parent in here, so you can get rid of
> it in all the children.

Are interrupt-parent's inherited by child nodes?

> And then there's the pci_bridge thing we're discussing on IRC, of
> course -- basically, get rid of the pci_bridge pseudo-node, and
> move the interrupt-map for the south-bridge devices into the
> south-bridge node.

Leaving the interrupt-map in the PHB because that works and moving it  
down has issues.

- k

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