staging:iio:imu:adis16400 move to irq based triggers and channel spec channel registr...

V2: rebase fixup.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --cc drivers/staging/iio/imu/adis16400.h
Simple merge

diff --cc drivers/staging/iio/imu/adis16400_core.c
Simple merge

diff --cc drivers/staging/iio/imu/adis16400_ring.c
Simple merge

diff --cc drivers/staging/iio/imu/adis16400_trigger.c
Simple merge