I2C and CAN bus on MPC5200B device tree

David Gibson david at gibson.dropbear.id.au
Tue Jan 15 10:21:04 EST 2008

On Mon, Jan 14, 2008 at 09:10:01AM +0100, Wolfgang Grandegger wrote:
> Grant Likely wrote:
> > On 1/13/08, Matt Sealey <matt at genesi-usa.com> wrote:
> >> Hi guys,
> >>
> >> I know the I2C stuff is up in the air (I cannot pinpoint the documentation
> >> for it) and have not found any CAN bus documentation for device trees.
> >>
> >> I want to update the firmware tree to add these but, am basically looking
> >> for those docs, or someone to go over a few points.. is there some kind of
> >> tree standard I should be looking at, or some patch I missed which has
> >> a driver which implements something that looks at a compatible tree?
> > 
> > I think some consensus has been achieved for describing i2c busses and
> > their attached devices, but I don't think booting-without-of.txt has
> > been updated with the details yet.  I need to look into that more.
> > 
> > I don't think anyone has tackled CAN.  Best bet is to draft a tree in
> > the way you think it should be described and post it to the list.
> > That will give a starting point for us to discuss it and come to
> > consensus.
> For MSCAN on the MPC5200 we currently have:
> 		mscan at 900 {
> 			device_type = "mscan";

These device_type entries should not be here.

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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