Messages in this thread | | | From | Andy Shevchenko <> | Date | Sat, 17 Apr 2021 15:50:16 +0300 | Subject | Re: [PATCH v8 1/2] Added AMS tsl2591 driver implementation |
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On Fri, Apr 16, 2021 at 8:49 PM Joe Sandom <joe.g.sandom@gmail.com> wrote: > > Driver implementation for AMS/TAOS tsl2591 ambient light sensor. > > This driver supports configuration via device tree and sysfs. > Supported channels for raw infrared light intensity, > raw combined light intensity and illuminance in lux. > The driver additionally supports iio events on lower and > upper thresholds. > > This is a very-high sensitivity light-to-digital converter that > transforms light intensity into a digital signal.
Hmm... It's v8 and the subject line is wrongly formatted. Please add the corresponding prefix "iio: light: ..."
Otherwise it's in very good shape.
...
> +/* TSL2591 enable register definitions */ > +#define TSL2591_PWR_ON 0x01 > +#define TSL2591_PWR_OFF 0x00
> +#define TSL2591_ENABLE_ALS 0x02 > +#define TSL2591_ENABLE_ALS_INT 0x10 > +#define TSL2591_ENABLE_SLEEP_INT 0x40 > +#define TSL2591_ENABLE_NP_INT 0x80
Is it a bitfield?
...
> + als_lower_l = als_lower_threshold;
>> 0, but it's up to you.
> + als_lower_h = als_lower_threshold >> 8;
...
> + als_upper_l = als_upper_threshold; > + als_upper_h = als_upper_threshold >> 8;
Ditto.
-- With Best Regards, Andy Shevchenko
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