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Date:   Fri, 31 Aug 2018 14:01:08 +0200
From:   Philipp Rossak <embed3d@...il.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>
Cc:     lee.jones@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        wens@...e.org, linux@...linux.org.uk, jic23@...nel.org,
        knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        eugen.hristev@...rochip.com, rdunlap@...radead.org,
        vilhelm.gray@...il.com, clabbe.montjoie@...il.com,
        quentin.schulz@...tlin.com, geert+renesas@...der.be,
        lukas@...ner.de, icenowy@...c.io, arnd@...db.de,
        broonie@...nel.org, arnaud.pouliquen@...com,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH v3 21/30] iio: adc: sun4i-gpadc-iio: add support for H3
 thermal sensor

On 31.08.2018 11:11, Maxime Ripard wrote:
>> +	regmap_write(info->regmap, SUN8I_H3_THS_CTRL0,
>> +			SUN4I_GPADC_CTRL0_T_ACQ(0xff));
>> +
>> +	regmap_write(info->regmap, SUN8I_H3_THS_CTRL2,
>> +			SUN8I_H3_THS_ACQ1(0x3f));
>> +
>> +	regmap_write(info->regmap, SUN8I_H3_THS_STAT,
>> +			SUN8I_H3_THS_INTS_TDATA_IRQ_0);
>> +
>> +	regmap_write(info->regmap, SUN8I_H3_THS_FILTER,
>> +			SUN4I_GPADC_CTRL3_FILTER_EN |
>> +			SUN4I_GPADC_CTRL3_FILTER_TYPE(0x2));
>> +
>> +	regmap_write(info->regmap, SUN8I_H3_THS_INTC,
>> +			SUN8I_H3_THS_INTC_TDATA_IRQ_EN0 |
>> +			SUN8I_H3_THS_TEMP_PERIOD(0x55));
>> +
>> +	regmap_read(info->regmap, SUN8I_H3_THS_CTRL2, &value);
>> +
>> +	regmap_write(info->regmap, SUN8I_H3_THS_CTRL2,
>> +			SUN8I_H3_THS_TEMP_SENSE_EN0 | value);
> Ideally, all these values should have a comment explaining what they
> are.
> 
> And we really start to have a lot of registers defines. We'd be better
> off using regmap_fields.

I will rework this in the next version.

Thanks,
Philipp

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