[PATCH 3/3] [POWERPC] Add docs for Freescale DMA & DMA channel device tree nodes
david at gibson.dropbear.id.au
Thu Nov 22 09:28:22 EST 2007
On Wed, Nov 21, 2007 at 01:27:03PM -0600, Scott Wood wrote:
> Kumar Gala wrote:
> > On Nov 21, 2007, at 11:35 AM, Scott Wood wrote:
> >> A cell-index property would be useful here for indexing into the summary
> >> status register.
> > Divide by 0x80.
> Using cell-index for things like this is reasonably common, and endorsed
> by current ePAPR drafts.
Indeed, indexing or writing into shared registers is exactly what
cell-index is for.
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
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