On Tue, 30 Jul 2024 10:46:35 +0200, Olivier Moysan wrote: > The legacy sd modulator driver registers the sigma delta modulator as > an IIO channel provider. This implementation is not convenient when the > SD modulator has to be cascaded with another IIO device. The scaling > information is distributed across devices, which makes it difficult to > report consistent scaling data on IIO devices. > > The solution is to expose these cascaded IIO devices as an aggregate > device, which report global scaling information. > Add IIO backend support to SD modulator to allow scaling information > management. > > Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxxxxxxx> > --- > .../iio/adc/sigma-delta-modulator.yaml | 18 ++++++++++++++++-- > 1 file changed, 16 insertions(+), 2 deletions(-) > Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>