Re: MCP9808 iio or hwmon

[Alison Schofield <amsfield22@gmail.com>]

On Tue, Jun 14, 2016 at 06:27:50AM -0700, Guenter Roeck wrote:
> On 06/14/2016 01:22 AM, Daniel Baluta wrote:
> >[fixing IIO, hwmon lists emails]
> >
> >On Tue, Jun 14, 2016 at 11:20 AM, Daniel Baluta <daniel.baluta@gmail.com> wrote:
> >>On Tue, Jun 14, 2016 at 1:08 AM, Alison Schofield <amsfield22@gmail.com> wrote:
> >>>
> >>>I was working on an iio driver for MCP9808 when Jonathan took notice
> >>>and suggested we have the iio or hwmon discussion.
> >>>
> >>>So, where should this sensor driver reside?
> >>>
> >>>http://ww1.microchip.com/downloads/en/DeviceDoc/25095A.pdf
> >>>
> >>>It's a digital temp sensor with user programmable registers for
> >>>sensing applications.  Supports shutdown, low power modes,
> >>>specifying of event & critical output boundaries.  Can support
> >>>8 sensors on a single serial bus. Touted as 'ideal for sophisticated
> >>>multi-zone temperature-monitoring applications.'
> >>
> >>This is debatable, looking to the datasheet this driver could reside
> >>in both places.
> >>
> >>Because this sensor has Industrial utility (e.g freezers, refrigerators) I
> >>am inclined to say we should support it in IIO.
> >>
> 
> Literally every sensor has that utility.
> 
> Alternatively, you might consider adding its device ID to the jc42 driver.
> If you want to be fancy, you could add optional support for resolution
> selection to the driver.
> 
> Guenter

Hi Guenter,
I'm using the mcp9808 with the jc42 driver by instantiating it.

I've added the device ID info so that the .detect callback can recognize
it, but can't figure out how to test that.  When/how does that .detect
get called?  I am using the Diolan.

Thanks,
alisons