iio: cm36651: Add CM36651 proximity/light sensor

Hello all,

Thank you for your advices. I have revised v5 revision.
This patch is the sixth revision for Capella CM36651 proximity and RGB light sensor driver. It also support detection proximity event.

This driver supports:
- Event: rising and falling proximity events.
- Reading channel through read_raw_callback.
- Writing sensor data integration time each channel through write_raw callback.

v6 changed below
- Remove enable/disable_irq APIs.
- Add some macros.
- Code cleanup

*** BLURB HERE ***

Beomho Seo (2):
DT: Add documentation for cm36651 proximity/light sensor
iio: cm36651: Add CM36651 proximity/light sensor

 .../devicetree/bindings/iio/light/cm36651.txt      |   26 +
 .../devicetree/bindings/vendor-prefixes.txt        |    1 +
 drivers/iio/light/Kconfig                          |   11 +
 drivers/iio/light/cm36651.c                        |  722 ++++++++++++++++++++
 4 files changed, 760 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/light/cm36651.txt
 create mode 100644 drivers/iio/light/cm36651.c

1.7.9.5

-- 
Best Regards,

Beomho Seo, Assistant Engineer
System S/W Lab., S/W Platform Team, Software Center
Samsung Electronics