iio: ti-ads8688: Add DT binding documentation

Adding binding documentation for Texas Instruments ADS8688 ADC.

Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
Reviewed-by: Martin Hundebøll <martin.hundeboll@prevas.dk>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sean Nyekjaer 2015-11-09 13:53:00 +01:00 • committed by Jonathan Cameron
commit a151364189