Re: [EXT] Re: [PATCH] devicetree: property-units: Add kohms unit

From: Rob Herring
Date: Mon Sep 30 2019 - 18:48:44 EST


On Tue, Sep 17, 2019 at 08:25:55AM +0000, Biwen Li wrote:
> >
> > Caution: EXT Email
> >
> > Hi Biwen,
> >
> > On Tue, Sep 17, 2019 at 10:09 AM Biwen Li <biwen.li@xxxxxxx> wrote:
> > > The patch adds kohms unit
> > >
> > > Signed-off-by: Biwen Li <biwen.li@xxxxxxx>
> >
> > Thanks for your patch!
> >
> > > --- a/Documentation/devicetree/bindings/property-units.txt
> > > +++ b/Documentation/devicetree/bindings/property-units.txt
> > > @@ -27,6 +27,7 @@ Electricity
> > > -microamp : microampere
> > > -microamp-hours : microampere hour
> > > -ohms : ohm
> > > +-kohms : kiloohm
> > > -micro-ohms : microohm
> > > -microwatt-hours: microwatt hour
> > > -microvolt : microvolt
> >
> > What's your rationale for adding "kohms"?
> > Do you need to specify resistance values that do not fit in 32-bit, and thus
> 32-bit is enough, I have three values, 60 kohm, 100 kohm and 500 kohm
> > cannot be specified using "ohms"?
> If replace with ohms, the value is as follows:
> 60000 ohm, 100000 ohm, 500000 ohm.
> It's so long for everyone.

It's not any longer, it's still 32-bits.

Please stick with '-ohms'.

Rob