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For backward compatibility, 'skew-delay' applies on both input and output directions when the new property is not present or has value '0'. Signed-off-by: Antonio Borneo --- .../devicetree/bindings/pinctrl/pincfg-node.yaml | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml index cbfcf215e571d..dd3b8cb817ff7 100644 --- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml @@ -151,6 +151,17 @@ properties: this affects the expected clock skew on input pins and the delay before latching a value to an output pin. Typically indicates how many double-inverters are - used to delay the signal. + used to delay the signal. The delay is assumed as present + on both input and output directions of the pins, unless + otherwise specified by the property "skew-delay-direction" + + skew-delay-direction: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + default: 0 + description: | + 0: skew-delay applies to both input and output directions + 1: skew-delay applies only to the output direction + 2: skew-delay applies only to the input direction additionalProperties: true -- 2.34.1