linux-kernel - Re: [PATCH 4/7] iio: adc: max1027: Prepare the introduction of different resolutions

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Date:   Wed, 2 Oct 2019 14:52:46 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     <devicetree@...r.kernel.org>, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH 4/7] iio: adc: max1027: Prepare the introduction of
 different resolutions

Hello,

Miquel Raynal <miquel.raynal@...tlin.com> wrote on Wed,  2 Oct 2019
14:30:22 +0200:

> Maxim's max1027/29/31 series returns the measured voltages with a
> resolution of 10 bits. There is a very similar series, max1227/29/31
> which works very similarly but uses a resolution of 12 bits. Prepare
> the support for these chips by turning the 'depth' into a macro
> parameter instead of hardcoding it everywhere. Also reorganize just a
> bit the macros at the top to avoid repeating tens of lines when adding
> support for a new chip.
> 
> Signed-off-by: Miquel Raynal <miquel.raynal@...tlin.com>
> ---
>  drivers/iio/adc/max1027.c | 81 +++++++++++++++++++--------------------
>  1 file changed, 39 insertions(+), 42 deletions(-)
> 
> diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c
> index f9b473ee6711..fc75764a6fd7 100644
> --- a/drivers/iio/adc/max1027.c
> +++ b/drivers/iio/adc/max1027.c
> @@ -78,12 +78,15 @@ static const struct of_device_id max1027_adc_dt_ids[] = {
>  	{ .compatible = "maxim,max1027" },
>  	{ .compatible = "maxim,max1029" },
>  	{ .compatible = "maxim,max1031" },
> +	{ .compatible = "maxim,max1227" },
> +	{ .compatible = "maxim,max1229" },
> +	{ .compatible = "maxim,max1231" },

Just spotted a mistake here: the addition of these three lines, while
harmless, should have come in patch 5/7.

Let me respin the series with this corrected.

Thanks and sorry for the noise,
Miquèl