RE: [PATCH v4 1/3] regulator: act8865: add PMIC act8865 driver

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> -----Original Message-----
> From: Mark Brown [mailto:broonie@xxxxxxxxxx]
> Sent: Monday, December 23, 2013 7:58 PM
> To: Yang, Wenyou
> Cc: lgirdwood@xxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> grant.likely@xxxxxxxxxx; rob.herring@xxxxxxxxxxx; linux-
> doc@xxxxxxxxxxxxxxx; vpalatin@xxxxxxxxxxxx; Ferre, Nicolas;
> plagnioj@xxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v4 1/3] regulator: act8865: add PMIC act8865 driver
> 
> On Mon, Dec 23, 2013 at 01:25:28PM +0800, Wenyou Yang wrote:
> 
> > +static int act8865_set_suspend_voltage(struct regulator_dev *rdev,
> > +int uV) {
> > +	u32	selector;
> > +
> > +	selector = regulator_map_voltage_iterate(rdev, uV, uV);
> > +
> > +	return regulator_set_voltage_sel_regmap(rdev, selector); }
> 
> This looks wrong - it's going to set the normal voltage register that is
> set for runtime voltage changes.  The suspend operations are only for
> setting separate voltage registers, many PMICs know about system suspend
> and provide separate settings for that.  If this one doesn't then it
> shouldn't implement this operation.
I re-read the act8865 datasheet, There is NO a separate voltage registers for the suspend operation.
So I will remove this operation.

Thanks.

Best Regards,
Wenyou Yang
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