linux-kernel - Re: [PATCH v3 4/4] staging: iio: ad7816: Add device tree table.

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Date:   Wed, 14 Nov 2018 21:59:40 +0530
From:   Nishad Kamdar <nishadkamdar@...il.com>
To:     "Ardelean, Alexandru" <alexandru.Ardelean@...log.com>
Cc:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 4/4] staging: iio: ad7816: Add device tree table.

On Fri, Nov 09, 2018 at 08:11:57AM +0000, Ardelean, Alexandru wrote:
> On Fri, 2018-11-09 at 13:08 +0530, Nishad Kamdar wrote:
> > Add device tree table for matching vendor ID.
> 
> One comment inline for this.
> 
> Thanks
> Alex
> 
> > 
> > Signed-off-by: Nishad Kamdar <nishadkamdar@...il.com>
> > ---
> >  drivers/staging/iio/adc/ad7816.c | 7 +++++++
> >  1 file changed, 7 insertions(+)
> > 
> > diff --git a/drivers/staging/iio/adc/ad7816.c
> > b/drivers/staging/iio/adc/ad7816.c
> > index a2fead85cd46..b8a9149fbac1 100644
> > --- a/drivers/staging/iio/adc/ad7816.c
> > +++ b/drivers/staging/iio/adc/ad7816.c
> > @@ -422,6 +422,12 @@ static int ad7816_probe(struct spi_device *spi_dev)
> >  	return 0;
> >  }
> >  
> > +static const struct of_device_id ad7816_of_match[] = {
> > +	{ .compatible = "adi,ad7816", },
> 
> I think you also need to add:
> +	{ .compatible = "adi,ad7817", },
> +	{ .compatible = "adi,ad7818", },
> 
> > +	{ }
> > +};
> > +MODULE_DEVICE_TABLE(of, ad7816_of_match);
> > +
> >  static const struct spi_device_id ad7816_id[] = {
> >  	{ "ad7816", ID_AD7816 },
> >  	{ "ad7817", ID_AD7817 },
> > @@ -434,6 +440,7 @@ MODULE_DEVICE_TABLE(spi, ad7816_id);
> >  static struct spi_driver ad7816_driver = {
> >  	.driver = {
> >  		.name = "ad7816",
> > +		.of_match_table = of_match_ptr(ad7816_of_match),
> >  	},
> >  	.probe = ad7816_probe,
> >  	.id_table = ad7816_id,

Ok. I'll do that.

Thanks for the review.

regards,
Nishad