Add vref supply support to sigma delta modulator.
Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx>
---
.../devicetree/bindings/iio/adc/sigma-delta-modulator.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/sigma-delta-modulator.yaml b/Documentation/devicetree/bindings/iio/adc/sigma-delta-modulator.yaml
index a390343d0c2a..2afe0765e971 100644
--- a/Documentation/devicetree/bindings/iio/adc/sigma-delta-modulator.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/sigma-delta-modulator.yaml
@@ -8,6 +8,7 @@ title: Device-Tree bindings for sigma delta modulator
maintainers:
- Arnaud Pouliquen <arnaud.pouliquen@xxxxxx>
+ - Olivier Moysan <olivier.moysan@xxxxxx>
properties:
compatible:
@@ -21,6 +22,9 @@ properties:
'#io-channel-cells':
const: 0
+ vref-supply:
+ description: Phandle to the vref input analog reference voltage.
+
required:
- compatible
- '#io-channel-cells'
--
2.17.1
