[PATCH v2 2/3] dt-bindings: iio: io-channel-mux: Add property for settle time

[Vincent Whitchurch]

Hardware may require some time for the muxed analog signals to settle
after the muxing is changed.  Allow this time to be specified in the
devicetree.

Signed-off-by: Vincent Whitchurch <vincent.whitchurch@xxxxxxxx>
---
 .../devicetree/bindings/iio/multiplexer/io-channel-mux.yaml  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml
index 870b043406d8..5a7328042c76 100644
--- a/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml
+++ b/Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml
@@ -39,6 +39,11 @@ properties:
     description:
       List of strings, labeling the mux controller states.
 
+  settle-time-us:
+    default: 0
+    description:
+      Time required for analog signals to settle after muxing.
+
 required:
   - compatible
   - io-channels
-- 
2.28.0