Re: [RFC PATCH v4 2/5] mfd: add driver for Marvell 88PM886 PMIC

From: Karel Balej
Date: Thu Mar 21 2024 - 13:10:12 EST


Mark Brown, 2024-03-21T16:58:44+00:00:
> On Thu, Mar 21, 2024 at 05:55:17PM +0100, Karel Balej wrote:
> > Lee Jones, 2024-03-21T16:20:45+00:00:
> > > On Thu, 21 Mar 2024, Karel Balej wrote:
>
> > > > > > +static const struct regmap_config pm886_i2c_regmap = {
> > > > > > + .reg_bits = 8,
> > > > > > + .val_bits = 8,
> > > > > > + .max_register = PM886_REGMAP_CONF_MAX_REG,
> > > > > > +};
>
> > > > > Why is this in here?
>
> > > > Because since I moved the regulators regmap initialization into the
> > > > regulators driver, I need to access it from there.
>
> > > So move it into the regulators driver?
>
> > It is used in the MFD driver too for the base regmap.
>
> You shouldn't be creating two regmaps for the same set of registers,
> that just opens the potential for confusion.

Just the regmap config is the same. Otherwise, each regmap lives at a
different I2C address.

Regards,
K. B.