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-rw-r--r--Documentation/devicetree/bindings/input/rotary-encoder.txt11
1 files changed, 10 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/input/rotary-encoder.txt b/Documentation/devicetree/bindings/input/rotary-encoder.txt
index 891ddba..de99cbb 100644
--- a/Documentation/devicetree/bindings/input/rotary-encoder.txt
+++ b/Documentation/devicetree/bindings/input/rotary-encoder.txt
@@ -14,9 +14,18 @@ Optional properties:
device, hence no steps need to be passed.
- rotary-encoder,rollover: Automatic rollove when the rotary value becomes
greater than the specified steps or smaller than 0. For absolute axis only.
-- rotary-encoder,half-period: Makes the driver work on half-period mode.
+- rotary-encoder,steps-per-period: Number of steps (stable states) per period.
+ The values have the following meaning:
+ 1: Full-period mode (default)
+ 2: Half-period mode
+ 4: Quarter-period mode
- wakeup-source: Boolean, rotary encoder can wake up the system.
+Deprecated properties:
+- rotary-encoder,half-period: Makes the driver work on half-period mode.
+ This property is deprecated. Instead, a 'steps-per-period ' value should
+ be used, such as "rotary-encoder,steps-per-period = <2>".
+
See Documentation/input/rotary-encoder.txt for more information.
Example:
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