adding support for the ISL 29018 ambient light and proximity sensor.
Addressed comments from reviews by Jonathan Cameron and Joe Perches
* Removed some excess dbg prints that only printed function name
* Renamed some properties to make them more descriptive
* Added a property to list available adc resolutions
* Defined arrays for resolutions/ranges as static const
* Change loops initialization to memset for extensibility.
* used sizeof() instead of ARRAY_SIZE() to be safer
* Added a property to list available adc ranges
* Fixed warnings and property names.
Signed-off-by: Rhyland Klein <rklein@nvidia.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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