New optional parameter supported by updated driver.
Signed-off-by: Patrick Havelange <patrick.havelange@xxxxxxxxxxxxx>
Reviewed-by: Esben Haabendal <esben@xxxxxxxxxxxx>
---
.../devicetree/bindings/iio/counter/ftm-quaddec.txt | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt b/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
index 4d18cd722074..60554e6c4367 100644
--- a/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
+++ b/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
@@ -6,8 +6,14 @@ Required properties:
- compatible: Must be "fsl,ftm-quaddec".
- reg: Must be set to the memory region of the flextimer.
-Optional property:
+Optional properties:
- big-endian: Access the device registers in big-endian mode.
+- poll-interval Poll interval time in milliseconds for detecting
+ the under/overflow of the counter. Default value
+ is 100.
+ A value of 0 disables polling. This value can also
+ be set at runtime, but not to less than this initial
+ value (except 0 for disabling).
Example:
counter0: counter@29d0000 {
--
2.17.1
