linux-kernel - Re: [PATCH 1/2] dt-bindings: usb: Add binding for onboard USB hubs

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Date:   Tue, 15 Sep 2020 08:21:53 -0600
From:   Rob Herring <robh@...nel.org>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Frank Rowand <frowand.list@...il.com>,
        Bastien Nocera <hadess@...ess.net>,
        Peter Chen <peter.chen@....com>,
        Douglas Anderson <dianders@...omium.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Stephen Boyd <swboyd@...omium.org>,
        Ravi Chandra Sadineni <ravisadineni@...omium.org>,
        linux-usb@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 1/2] dt-bindings: usb: Add binding for onboard USB hubs

On Mon, 14 Sep 2020 11:27:48 -0700, Matthias Kaehlcke wrote:
> Onboard USB hubs need to be powered and may require initiaization of
> other resources (like GPIOs or clocks) to work properly. This adds
> a device tree binding for these hubs.
> 
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> ---
> 
>  .../bindings/usb/onboard_usb_hub.yaml         | 70 +++++++++++++++++++
>  1 file changed, 70 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/onboard_usb_hub.yaml
> 


My bot found errors running 'make dt_binding_check' on your patch:

Traceback (most recent call last):
  File "/usr/local/bin/dt-extract-example", line 45, in <module>
    binding = yaml.load(open(args.yamlfile, encoding='utf-8').read())
  File "/usr/local/lib/python3.8/dist-packages/ruamel/yaml/main.py", line 343, in load
    return constructor.get_single_data()
  File "/usr/local/lib/python3.8/dist-packages/ruamel/yaml/constructor.py", line 111, in get_single_data
    node = self.composer.get_single_node()
  File "_ruamel_yaml.pyx", line 706, in _ruamel_yaml.CParser.get_single_node
  File "_ruamel_yaml.pyx", line 724, in _ruamel_yaml.CParser._compose_document
  File "_ruamel_yaml.pyx", line 775, in _ruamel_yaml.CParser._compose_node
  File "_ruamel_yaml.pyx", line 889, in _ruamel_yaml.CParser._compose_mapping_node
  File "_ruamel_yaml.pyx", line 773, in _ruamel_yaml.CParser._compose_node
  File "_ruamel_yaml.pyx", line 848, in _ruamel_yaml.CParser._compose_sequence_node
  File "_ruamel_yaml.pyx", line 904, in _ruamel_yaml.CParser._parse_next_event
ruamel.yaml.scanner.ScannerError: while scanning a block scalar
  in "<unicode string>", line 43, column 5
found a tab character where an indentation space is expected
  in "<unicode string>", line 52, column 1
make[1]: *** [Documentation/devicetree/bindings/Makefile:18: Documentation/devicetree/bindings/usb/onboard_usb_hub.example.dts] Error 1
make[1]: *** Deleting file 'Documentation/devicetree/bindings/usb/onboard_usb_hub.example.dts'
make[1]: *** Waiting for unfinished jobs....
./Documentation/devicetree/bindings/usb/onboard_usb_hub.yaml:  while scanning a block scalar
  in "<unicode string>", line 43, column 5
found a tab character where an indentation space is expected
  in "<unicode string>", line 52, column 1
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/usb/onboard_usb_hub.yaml: ignoring, error parsing file
warning: no schema found in file: ./Documentation/devicetree/bindings/usb/onboard_usb_hub.yaml
make: *** [Makefile:1366: dt_binding_check] Error 2


See https://patchwork.ozlabs.org/patch/1363875

If you already ran 'make dt_binding_check' and didn't see the above
error(s), then make sure dt-schema is up to date:

pip3 install git+https://github.com/devicetree-org/dt-schema.git@master --upgrade

Please check and re-submit.