iio: dac: ad5686: introduce sync operation

Add sync() to operation to ad5686_bus_ops, which can be used to flush
multiple pending data transfers at once. This is going to be used when
implementing triggered buffer support.

Reviewed-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Rodrigo Alencar <rodrigo.alencar@analog.com>
Signed-off-by: Jonathan Cameron <jonathan.cameron@oss.qualcomm.com>
This commit is contained in:
Rodrigo Alencar 2026-07-16 13:14:20 +01:00 • committed by Jonathan Cameron
commit 92b7963fb5