linux-kernel - Re: [PATCH v2 13/16] hwmon: (mr75203) add thermal coefficient properties for Moortec PVT controller

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Date:   Mon, 22 Aug 2022 09:25:19 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     "Farber, Eliav" <farbere@...zon.com>
Cc:     jdelvare@...e.com, robh+dt@...nel.org, mark.rutland@....com,
        linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, talel@...zon.com, hhhawa@...zon.com,
        jonnyc@...zon.com, hanochu@...zon.com, ronenk@...zon.com,
        itamark@...zon.com, shellykz@...zon.com, shorer@...zon.com,
        amitlavi@...zon.com, almogbs@...zon.com, dwmw@...zon.co.uk,
        rtanwar@...linear.com
Subject: Re: [PATCH v2 13/16] hwmon: (mr75203) add thermal coefficient
 properties for Moortec PVT controller

On Mon, Aug 22, 2022 at 04:24:20PM +0300, Farber, Eliav wrote:
> On 8/18/2022 11:25 PM, Guenter Roeck wrote:
> > On Wed, Aug 17, 2022 at 05:43:18AM +0000, Eliav Farber wrote:
> > > Add optional "ts-coeff-g", "ts-coeff-h", "ts-coeff-cal5" and
> > > "ts-coeff-j" properties to be used instead of defaults for the
> > > thermal equasion.
> > > 
> > Vendor prefix again, and shouldn;t there be some note about the
> > to-be-used defaults ?
> Can you please explain why to add a vendor prefix to these properties
> (and also to all other properties I added in this series)?
> All the properties I added are not specific to our SOC, and any other
> vendor using the same mr75203 ip block in their SOC, can also use the new
> properties.

To me it seems that the properties are very mr75203 and thus vendor
specific.

However, I am not a DT maintainer. Stepping back to let DT maintainers
respond and state their preferences.

> 
> Regarding defaults, these properties are optional, so if they are absent
> in device tree, the current defaults in code are used.
> 
Same as before. Question was if DT should say what the defaults are.
I'll leave it up to DT maintainers.

Thanks,
Guenter