Marc Dietrich wrote at Tuesday, January 31, 2012 4:49 AM:
> Am Montag, 30. Januar 2012, 09:26:47 schrieb Stephen Warren:
> > Marc Dietrich wrote at Saturday, January 28, 2012 12:03 PM:
> > > Add the ADT7461 temperature monitoring IC which is connected via
> > > the DVC controller.
> > >
> > > diff --git a/arch/arm/boot/dts/tegra-paz00.dts
> > > b/arch/arm/boot/dts/tegra-paz00.dts
> > >
> > > + adt7461@4c {
> > > + compatible = "adt7461";
> >
> > Compatible should have a vendor prefix, so "adi,adt7461".
>
> you are right, that's the problem when just copy-n-paste from seaboard. On
> the other
> hand, I wonder why this worked at all, because lm90 does not contain an
> of_match_table yet. Is there also some "hidden" DT->platfrom_data conversion?
I2C drivers can bind in two ways:
1) Direct use of an of_match_table.
2) Use of the i2c_device_id table. In this case, the I2C or OF core strips
the vendor prefix (if any) from the compatible value, and checks it
against all the entries in i2c_driver.id_table.
The latter is how your patch worked.
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