Re: [PATCH 2/4] mfd: rn5t618: Add of compatibles for ADC and power

[Lee Jones]

On Sat, 03 Jul 2021, Jonathan Cameron wrote:

> On Sat,  3 Jul 2021 10:42:22 +0200
> Andreas Kemnade <andreas@xxxxxxxxxxxx> wrote:
> 
> > This allows having devicetree nodes for the subdevices.
> > 
> > Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx>
> > ---
> >  drivers/mfd/rn5t618.c | 6 ++++--
> >  1 file changed, 4 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c
> > index 384acb459427..b916c7471ca3 100644
> > --- a/drivers/mfd/rn5t618.c
> > +++ b/drivers/mfd/rn5t618.c
> > @@ -24,8 +24,10 @@ static const struct mfd_cell rn5t618_cells[] = {
> >  };
> >  
> >  static const struct mfd_cell rc5t619_cells[] = {
> > -	{ .name = "rn5t618-adc" },
> > -	{ .name = "rn5t618-power" },
> > +	{ .name = "rn5t618-adc",
> > +	  .of_compatible = "ricoh,rc5t619-adc" },
> 
> Odd to have a name of 618 and a compatible of 619.  Why?
> Definitely deserves a comment if this is necessary for some reason!

Actually this is the norm.  We have lots of drivers named after the
*first* device they supported before expansion.

> > +	{ .name = "rn5t618-power",
> > +	  .of_compatible = "ricoh,rc5t619-power" },
> >  	{ .name = "rn5t618-regulator" },
> >  	{ .name = "rc5t619-rtc" },
> >  	{ .name = "rn5t618-wdt" },
> 

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
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