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SubjectRe: [PATCH 3/7] dt-bindings: usb: Add Type-C switch binding
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On 08/06/2022 19:15, Prashant Malani wrote:
> Hi Krzysztof,
>
> On Jun 08 11:18, Krzysztof Kozlowski wrote:
>> On 07/06/2022 21:00, Prashant Malani wrote:
>>> Introduce a binding which represents a component that can control the
>>> routing of USB Type-C data lines as well as address data line
>>> orientation (based on CC lines' orientation).
>>>
>>> Signed-off-by: Prashant Malani <pmalani@chromium.org>
>>> ---
>>> .../devicetree/bindings/usb/typec-switch.yaml | 76 +++++++++++++++++++
>>> 1 file changed, 76 insertions(+)
>>> create mode 100644 Documentation/devicetree/bindings/usb/typec-switch.yaml
>>>
>>> diff --git a/Documentation/devicetree/bindings/usb/typec-switch.yaml b/Documentation/devicetree/bindings/usb/typec-switch.yaml
>>> new file mode 100644
>>> index 000000000000..60a600a63fef
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/usb/typec-switch.yaml
>>> @@ -0,0 +1,76 @@
>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>> +%YAML 1.2
>>> +---
>>> +$id: http://devicetree.org/schemas/usb/typec-switch.yaml#
>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>> +
>>> +title: USB Type-C Switch
>>> +
>>> +maintainers:
>>> + - Prashant Malani <pmalani@chromium.org>
>>> +
>>> +description:
>>> + A USB Type-C switch represents a component which routes USB Type-C data
>>> + lines to various protocol host controllers (e.g USB, VESA DisplayPort,
>>> + Thunderbolt etc.) depending on which mode the Type-C port, port partner
>>> + and cable are operating in. It can also modify lane routing based on
>>> + the orientation of a connected Type-C peripheral.
>>> +
>>> +properties:
>>> + compatible:
>>> + items:
>>
>> Single item, so no need for items.
>
> I tried this initially, but dt_binding_check throws the following
> error:
> $ make dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/usb/typec-switch.yaml
>
> LINT Documentation/devicetree/bindings
> CHKDT Documentation/devicetree/bindings/processed-schema.json
> /foo/linux/Documentation/devicetree/bindings/usb/typec-switch.yaml: properties:compatible: [{'enum': ['typec-switch']}] is not of type 'object', 'boolean'
> from schema $id: http://json-schema.org/draft-07/schema#
> SCHEMA Documentation/devicetree/bindings/processed-schema.json
> /foo/linux/Documentation/devicetree/bindings/usb/typec-switch.yaml: ignoring, error in schema: properties: compatible

Probably you messed up the syntax in the enum. Just open some examples:

git grep -C 3 'properties:' -- Documentation/devicetree/bindings/*/*yaml

Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml

Best regards,
Krzysztof

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