iio: dac: New driver for AD5686R, AD5685R, AD5684R Digital to analog converters

New driver for AD5686R, AD5685R, AD5684R Quad channel digital to analog converters

Changes since V1:

drop header file
use strtobool()
Fix dev attribute macros
Reorder probe() function

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
3 files changed