Re: [PATCH 1/3] iio: adc: ad7887: convert dual-channel mode to DT/ACPI

Andy Shevchenko
2020-11-17T11:09:02Z

On Tue, Nov 17, 2020 at 12:42 PM Jonathan Cameron
<Jonathan.Cameron@huawei.com> wrote:
>
> On Tue, 17 Nov 2020 09:52:52 +0200
> Alexandru Ardelean <alexandru.ardelean@analog.com> wrote:
>
> > This change converts the configuration of the dual-channel mode from the
> > old platform-data, to the device_property_present() function, which
> > supports both device-tree and ACPI configuration setups.
> >
> > With this change the old platform_data include of the driver can be
> > removed.
> >
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
> Hi Alex,
>
> I'm a bit in too minds about device_property_present()
> vs device_property_read_bool() which are the same thing under the hood.
>
> Not sure which one conveys the correct semantics here.
> I don't feel strongly enough about it though to do more than raise
> eyebrows (i.e. not blocking this series).

The idea as I understand it is that the 'present' can be run against
any type of property, while 'bool' is specifically for boolean (the
similarities is a detail of implementation).

--
With Best Regards,
Andy Shevchenko