On Mon, 8 Jul 2013 15:35:48 +0800, Wei Ni wrote:
> On 07/06/2013 01:38 AM, Stephen Warren wrote:
> > On 07/04/2013 03:09 AM, Wei Ni wrote:
> >> Enable thermal sensor lm90 for t30 cardhu.
> >
> >> diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi
> >
> >> + nct1008: nct1008 {
> >> + compatible = "lm90,nct1008";
> >
> > "lm90" isn't a valid vendor prefix. I believe the value you want is
> > "onnn,nct1008". Same comment for patch 2/2.
>
> The lm90 doesn't support device tree very well.
I doubt it, but if this is the case, then please fix it, instead of
working the problem around in a different place.
> In the DT, we need to
> named as "lm90" so that the lm90 driver can be loaded,
Not that I am an expert with regards to DT, but this doesn't make any
sense to me. AFAIK DT is about devices, not which drivers handle them.
> and we also need
> to add "nct1008" to indicate this is the nct1008 device, so that the
> lm90 driver can be loaded with the right i2c_device_id->driver_data.
>
> I set the " compatible = "lm90,nct1008" ", this is the simplest way, and
> we doesn't need to change the lm90.c.
There's no problem with changing the lm90 driver, if this is the right
thing to do.
--
Jean Delvare
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