linux-kernel - Re: [RESEND V2] ASoC: max98390: Add reset gpio control

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Date:   Sun, 13 Mar 2022 14:40:48 +0900
From:   Lee Steve <steve.lee.analog@...il.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     lgirdwood@...il.com, Mark Brown <broonie@...nel.org>,
        perex@...ex.cz, tiwai@...e.com, ckeepax@...nsource.cirrus.com,
        geert@...ux-m68k.org, rf@...nsource.wolfsonmicro.com,
        shumingf@...ltek.com, srinivas.kandagatla@...aro.org,
        jack.yu@...ltek.com, "Sa, Nuno" <nuno.sa@...log.com>,
        ryans.lee@...imintegrated.com, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: Re: [RESEND V2] ASoC: max98390: Add reset gpio control

On Sat, Mar 12, 2022 at 7:40 PM Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> On 12/03/2022 01:24, Steve Lee wrote:
> >  Add reset gpio control to support RESET PIN connected to gpio.
> >
> > Signed-off-by: Steve Lee <steve.lee.analog@...il.com>
> > ---
> >  sound/soc/codecs/max98390.c | 12 ++++++++++++
> >  1 file changed, 12 insertions(+)
> >
> > diff --git a/sound/soc/codecs/max98390.c b/sound/soc/codecs/max98390.c
> > index 40fd6f363f35..9a9299e5cc5a 100644
> > --- a/sound/soc/codecs/max98390.c
> > +++ b/sound/soc/codecs/max98390.c
> > @@ -1022,6 +1022,7 @@ static int max98390_i2c_probe(struct i2c_client *i2c,
> >
> >       struct max98390_priv *max98390 = NULL;
> >       struct i2c_adapter *adapter = i2c->adapter;
> > +     struct gpio_desc *reset_gpio;
> >
> >       ret = i2c_check_functionality(adapter,
> >               I2C_FUNC_SMBUS_BYTE
> > @@ -1073,6 +1074,17 @@ static int max98390_i2c_probe(struct i2c_client *i2c,
> >               return ret;
> >       }
> >
> > +     reset_gpio = devm_gpiod_get_optional(&i2c->dev,
> > +                                          "maxim,reset-gpios", GPIOD_OUT_LOW);
> > +
>
> I don't know why did you CC me, but since I am looking at this - you
> have to update bindings.
>
> Do not add random properties to drivers without updating bindings.
>
> Best regards,
> Krzysztof

Thanks for comment. Yes, I update bingding too.