RE: [PATCH 2/2] power: Add support for TI BQ24261 charger
From: Pallala, Ramakrishna
Date: Tue Jan 19 2016 - 13:28:14 EST
> On Tue, Jan 19, 2016 at 3:26 AM, Pallala, Ramakrishna
> <ramakrishna.pallala@xxxxxxxxx> wrote:
> >> On Thu, Oct 29, 2015 at 6:34 PM, Ramakrishna Pallala
> >> <ramakrishna.pallala@xxxxxxxxx> wrote:
> >> > Add new charger driver support for TI BQ24261 charger IC.
> >> >
> >> > TI BQ24261 charger driver relies on extcon notifications to get the
> >> > charger cable type and based on that it will set the charging parameters.
>
> >> > +/* BQ24261 registers */
> >> > +#define BQ24261_STAT_CTRL0_ADDR 0x00
> >> > +#define BQ24261_CTRL_ADDR 0x01
> >> > +#define BQ24261_BATT_VOL_CTRL_ADDR 0x02
> >> > +#define BQ24261_VENDOR_REV_ADDR 0x03
> >> > +#define BQ24261_TERM_FCC_ADDR 0x04
> >> > +#define BQ24261_VINDPM_STAT_ADDR 0x05
> >> > +#define BQ24261_ST_NTC_MON_ADDR 0x06
> >> > +
> >> > +#define BQ24261_RESET_ENABLE BIT(7)
> >> > +
> >>
> >> Might be a good idea to put comment line preceded each group to refer
> >> which register it covers.
> > Ok.
> >
> >>
> >> > +#define BQ24261_FAULT_MASK GENMASK(2, 0)
> >>
> >> Either use GENMASK in each case, or put plain number.
> >>
> > Ok.
>
> Looking to your definitions again I can say that GENMASK is more readable.
> Regarding to BIT() macro you have to do smart choice in each case separately.
I donât feel comfortable to mix GENMASK and normal bit settings. I will just stick to old fashioned way :-)
Thanks,
Ram