'clock_in_out' property is optional, and it can be one of two enums. The binding does not specify what is the behavior when the property is missing altogether. Hence, add a default value that the driver can use. Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx> --- Documentation/devicetree/bindings/net/rockchip-dwmac.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml index 176ea5f90251..bb943c96c196 100644 --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml @@ -80,6 +80,7 @@ properties: "output" means GMAC provides the reference clock. $ref: /schemas/types.yaml#/definitions/string enum: [input, output] + default: input rockchip,grf: description: The phandle of the syscon node for the general register file. -- 2.34.1