[PATCH V3 2/3] regulator: dt: regulator match by regulator-compatible

Thierry Reding thierry.reding at avionic-design.de
Fri Jun 22 18:59:09 EST 2012


On Fri, Jun 22, 2012 at 09:42:29AM +0100, Mark Brown wrote:
> On Fri, Jun 22, 2012 at 08:13:14AM +0200, Thierry Reding wrote:
> > On Wed, Jun 20, 2012 at 08:46:10PM +0100, Mark Brown wrote:
> 
> > > As well as being able to refer to the object from within the device tree
> > > we also need to be able to tell what the object represents - we have a
> > > bunch of regulators in an array under a node for a PMIC and we want to
> > > know which regulator on the physical device each array entry corresponds
> > > to.  Previously this was being done by parsing the phandle name but that
> > > means we can't have more than one device with the same set of names.
> 
> > I thought the reason was that matching the node names up with the
> > regulator names was considered bad practice. As Stephen already noticed,
> > the matching is done by node name, not phandle. Correct me if I'm wrong,
> > but you can have more than one device with the children have the same
> > names.
> 
> We're talking about consumers here, not the regulator driver finding its
> own regulators.

No we're not. of_regulator_match() isn't used by consumers but by
regulator drivers to parse the DT.

Thierry
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 836 bytes
Desc: not available
URL: <http://lists.ozlabs.org/pipermail/devicetree-discuss/attachments/20120622/896c7d26/attachment.sig>


More information about the devicetree-discuss mailing list