RE: [PATCH v4 3/4] pinctrl: renesas: pinctrl-rzg2l: Add the missing port pins P19 to P28

[Biju Das]

> -----Original Message-----
> From: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Sent: Friday, January 12, 2024 5:06 PM
> Subject: Re: [PATCH v4 3/4] pinctrl: renesas: pinctrl-rzg2l: Add the
> missing port pins P19 to P28
> 
> Hi Biju,
> 
> Thank you for the review.
> 
> On Fri, Jan 12, 2024 at 2:31 PM Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> wrote:
> >
> >
> > Hi Prabhakar,
> >
> > > -----Original Message-----
> > > From: Prabhakar <prabhakar.csengg@xxxxxxxxx>
> > > Sent: Friday, January 12, 2024 2:26 PM
> > > Subject: [PATCH v4 3/4] pinctrl: renesas: pinctrl-rzg2l: Add the
> > > missing port pins P19 to P28
> > >
> <snip>
> > >
> > > +/**
> > > + * struct rzg2l_variable_pin_cfg - pin data cfg
> > > + * @cfg: port pin configuration
> > > + * @port: port number
> > > + * @pin: port pin
> > > + */
> > > +struct rzg2l_variable_pin_cfg {
> > > +     u32 cfg:20;
> > > +     u8 port:5;
> >
> >  u32 ??
> This is done based on the feedback provided previously by Geert [0].
> 
> > > +     u8 pin:5;
> >
> >  u32 ??
> >
> ditto.
> 

As per[0] suggestion is,

As cfg only contains the lower bits (PIN_CFG_*), I think you can fit
everything in a u32:

    u32 cfg: 20;
    u32 port: 5;
    u32 pin: 3;

Cheers,
Biju