Messages in this thread | | | Date | Tue, 29 Jun 2010 11:03:24 -0400 | From | Andres Salomon <> | Subject | Re: [PATCH 2/4] sparc: break out some prom device-tree building code out into drivers/of |
| |
On Tue, 29 Jun 2010 00:50:08 -0700 Grant Likely <grant.likely@secretlab.ca> wrote:
> On Mon, Jun 28, 2010 at 7:00 PM, Andres Salomon <dilinger@queued.net> wrote: > > > > Stick code into drivers/of/pdt.c (Prom Device Tree) that other > > architectures with OpenFirmware resident in memory can make use of. > > > > Signed-off-by: Andres Salomon <dilinger@queued.net> > > Hi Andres, > > The patch itself looks fine, but there are currently two methods for > extracting the device tree from open firmware; one in arch/powerpc > using the flattened format, and one in arch/sparc. I don't want to > end up maintaining both methods in drivers/of, and there has also some > discussions on moving the powerpc version into common code. I've been > thinking about using the powerpc approach to support ARM platforms > using both the flat tree and real OFW. > > Ben, what say you? Before I do anything I'd like to have your opinion. >
So you're saying that you want ARM (and sparc, and OLPC) to generate a flat tree by calling into OFW? Sparc and OLPC have very similar mechanisms for getting device tree info from OFW, so it makes sense to share code between them.
| |