[PATCH 2/5] dt-bindings: pps: pps-gpio: introduce capture-clear property

[Eliav Farber <farbere@amazon.com>]

Add a new optional "capture-clear" boolean property.
When present, PPS clear events shall also be reported.

Signed-off-by: Eliav Farber <farbere@amazon.com>
---
 Documentation/devicetree/bindings/pps/pps-gpio.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/pps/pps-gpio.txt b/Documentation/devicetree/bindings/pps/pps-gpio.txt
index 9012a2a02e14..8d588e38c44e 100644
--- a/Documentation/devicetree/bindings/pps/pps-gpio.txt
+++ b/Documentation/devicetree/bindings/pps/pps-gpio.txt
@@ -14,6 +14,10 @@ Additional required properties for the PPS ECHO functionality:
 Optional properties:
 - assert-falling-edge: when present, assert is indicated by a falling edge
                        (instead of by a rising edge)
+- capture-clear: when present, report also PPS clear events, which is the
+                 opposite of the assert edge (if assert is rising-edge then
+                 clear is falling-edge and if assert is falling-edge then
+                 clear is rising-edge).
 
 Example:
 	pps {
-- 
2.40.1