[PATCH v4 04/12] dt-bindings: pincfg-node: Add properties 'skew-delay-{in,out}put-ps'

Antonio Borneo
2025-10-23T13:28:00Z

Add the properties 'skew-delay-input-ps' and 'skew-delay-output-ps'
to specify independent skew delay value for the two pin's directions.
Make the new properties unavailable when the existing property
'skew-delay' is selected.

Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com>
---
.../bindings/pinctrl/pincfg-node.yaml | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
index cbfcf215e571d..d1bc389e0a6d1 100644
--- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml
@@ -153,4 +153,21 @@ properties:
pin. Typically indicates how many double-inverters are
used to delay the signal.

+ skew-delay-input-ps:
+ description:
+ this affects the expected clock skew in ps on an input pin.
+
+ skew-delay-output-ps:
+ description:
+ this affects the expected delay in ps before latching a value to
+ an output pin.
+
+if:
+ required:
+ - skew-delay
+then:
+ properties:
+ skew-delay-input-ps: false
+ skew-delay-output-ps: false
+
additionalProperties: true
--
2.34.1