Re: [PATCH 2/2] Input: goodix-berlin - fix vddio regulator references

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On Fri Jan 3, 2025 at 10:27 AM CET, Neil Armstrong wrote:
> Hi,
>
> On 03/01/2025 10:21, Luca Weiss wrote:
> > As per dt-bindings the property is called vddio-supply, so use the
> > correct name in the driver instead of iovdd. The datasheet also calls
> > the supply 'VDDIO'.
>
> This is duplicate of https://lore.kernel.org/all/20240805155806.16203-1-danila@xxxxxxxxxxx/

Oh, any idea why it wasn't picked up since August?

>
> But it's still valid:
>
> Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>

Thanks!

Regards
Luca

>
> > 
> > Fixes: 44362279bdd4 ("Input: add core support for Goodix Berlin Touchscreen IC")
> > Cc: stable@xxxxxxxxxxxxxxx
> > Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
> > ---
> >   drivers/input/touchscreen/goodix_berlin_core.c | 24 ++++++++++++------------
> >   1 file changed, 12 insertions(+), 12 deletions(-)
> > 
> > diff --git a/drivers/input/touchscreen/goodix_berlin_core.c b/drivers/input/touchscreen/goodix_berlin_core.c
> > index e273fb8edc6b92bcbad0fd35223a841d7da7d671..7f8cfdd106fae03a6b197582bca4eb61f80182c6 100644
> > --- a/drivers/input/touchscreen/goodix_berlin_core.c
> > +++ b/drivers/input/touchscreen/goodix_berlin_core.c
> > @@ -165,7 +165,7 @@ struct goodix_berlin_core {
> >   	struct device *dev;
> >   	struct regmap *regmap;
> >   	struct regulator *avdd;
> > -	struct regulator *iovdd;
> > +	struct regulator *vddio;
> >   	struct gpio_desc *reset_gpio;
> >   	struct touchscreen_properties props;
> >   	struct goodix_berlin_fw_version fw_version;
> > @@ -248,19 +248,19 @@ static int goodix_berlin_power_on(struct goodix_berlin_core *cd)
> >   {
> >   	int error;
> >   
> > -	error = regulator_enable(cd->iovdd);
> > +	error = regulator_enable(cd->vddio);
> >   	if (error) {
> > -		dev_err(cd->dev, "Failed to enable iovdd: %d\n", error);
> > +		dev_err(cd->dev, "Failed to enable vddio: %d\n", error);
> >   		return error;
> >   	}
> >   
> > -	/* Vendor waits 3ms for IOVDD to settle */
> > +	/* Vendor waits 3ms for VDDIO to settle */
> >   	usleep_range(3000, 3100);
> >   
> >   	error = regulator_enable(cd->avdd);
> >   	if (error) {
> >   		dev_err(cd->dev, "Failed to enable avdd: %d\n", error);
> > -		goto err_iovdd_disable;
> > +		goto err_vddio_disable;
> >   	}
> >   
> >   	/* Vendor waits 15ms for AVDD to settle */
> > @@ -283,8 +283,8 @@ static int goodix_berlin_power_on(struct goodix_berlin_core *cd)
> >   err_dev_reset:
> >   	gpiod_set_value_cansleep(cd->reset_gpio, 1);
> >   	regulator_disable(cd->avdd);
> > -err_iovdd_disable:
> > -	regulator_disable(cd->iovdd);
> > +err_vddio_disable:
> > +	regulator_disable(cd->vddio);
> >   	return error;
> >   }
> >   
> > @@ -292,7 +292,7 @@ static void goodix_berlin_power_off(struct goodix_berlin_core *cd)
> >   {
> >   	gpiod_set_value_cansleep(cd->reset_gpio, 1);
> >   	regulator_disable(cd->avdd);
> > -	regulator_disable(cd->iovdd);
> > +	regulator_disable(cd->vddio);
> >   }
> >   
> >   static int goodix_berlin_read_version(struct goodix_berlin_core *cd)
> > @@ -744,10 +744,10 @@ int goodix_berlin_probe(struct device *dev, int irq, const struct input_id *id,
> >   		return dev_err_probe(dev, PTR_ERR(cd->avdd),
> >   				     "Failed to request avdd regulator\n");
> >   
> > -	cd->iovdd = devm_regulator_get(dev, "iovdd");
> > -	if (IS_ERR(cd->iovdd))
> > -		return dev_err_probe(dev, PTR_ERR(cd->iovdd),
> > -				     "Failed to request iovdd regulator\n");
> > +	cd->vddio = devm_regulator_get(dev, "vddio");
> > +	if (IS_ERR(cd->vddio))
> > +		return dev_err_probe(dev, PTR_ERR(cd->vddio),
> > +				     "Failed to request vddio regulator\n");
> >   
> >   	error = goodix_berlin_power_on(cd);
> >   	if (error) {
> > 






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