[PATCH 0/3] iio: temperature: Add support for P3T1085

Guenter Roeck linux at roeck-us.net
Fri Nov 8 07:49:54 PST 2024


On 11/8/24 07:28, Jonathan Cameron wrote:
> On Thu, 07 Nov 2024 18:02:26 -0500
> Frank Li <Frank.Li at nxp.com> wrote:
> 
>> Add basic function support for P3T1085 temperature sensor.
>> - Add binding doc trivial.yaml
>> - Add basic read temperature driver
> Hi Frank,
> 
> For a simple temperature sensor the usual question is why IIO rather
> than hwmon?
> 

 From looking into the datasheet, this is a chip which will be typically
used for hardware monitoring.

> Previous reasons have been:
> - Very high performmance / accuracy part (i.e. expensive)

0.25 Hz ... 16 Hz sampling rate. No.

> - Remote temperature so not typically hw monitoring.

Local only.

> - Same silicon with a more complex sensor (typically humidity or similar).
> 
No.

It looks like the I2C part of the chip is is compatible to TMP108, so
another question would be why to implement a new driver in the first place.

Guenter





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