[PATCH 1/5] Add Freescale DMA and DMA channel to Documentation/powerpc/booting-without-of.txt file.

Segher Boessenkool segher at kernel.crashing.org
Sat Sep 8 02:30:44 EST 2007

>> Those don't agree.  It's probably best to describe the whole
>> DMA controller register block in this node.  Why do you need
>> subnodes for the channels at all?
> The channels have separate registers and sometimes separate interrupts 
> --
> it's simpler to bind to a channel at a time than to parse a list of reg
> blocks and interrupts.  It's also more flexible in case a new chip 
> comes
> out with more/fewer channels, or if certain channels are not general
> purpose.

I don't see this as more flexible, but no problem, it will work
for sure.

The "reg" vs. textual unit address issue needs to be solved though.


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