linux-kernel - Re: [PATCH] dt-bindings: firmware: add reset-controller property

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Date:   Mon, 10 Jul 2023 17:41:10 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Piyush Mehta <piyush.mehta@....com>, nava.kishore.manne@....com,
        linux-kernel@...r.kernel.org, git@....com, wsa@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        broonie@...nel.org, conor+dt@...nel.org,
        devicetree@...r.kernel.org, dlemoal@...nel.org,
        michal.simek@....com, sebastian.reichel@...labora.com,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: firmware: add reset-controller property

On Sun, Jul 09, 2023 at 12:48:18PM -0600, Rob Herring wrote:
> 
> On Sun, 09 Jul 2023 22:55:42 +0530, Piyush Mehta wrote:
> > The reset controller is responsible for managing both device-level resets
> > and individual PMC (Power Management Controller) block resets.
> > 
> > To facilitate this functionality reset-controller property is added to the
> > firmware device tree binding.
> > 
> > Signed-off-by: Piyush Mehta <piyush.mehta@....com>
> > ---
> >  .../firmware/xilinx/xlnx,zynqmp-firmware.yaml         | 11 +++++++++++
> >  1 file changed, 11 insertions(+)
> > 
> 
> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
> on your patch (DT_CHECKER_FLAGS is new in v5.13):
> 
> yamllint warnings/errors:
> 
> dtschema/dtc warnings/errors:
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.yaml:
> Error in referenced schema matching $id: http://devicetree.org/schemas/reset/xlnx,zynqmp-reset.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.example.dtb: versal-firmware: reset-controller: False schema does not allow {'compatible': ['xlnx,zynqmp-reset'], '#reset-cells': [[1]]}
> 	from schema $id: http://devicetree.org/schemas/firmware/xilinx/xlnx,zynqmp-firmware.yaml#
> Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.example.dtb: /example-0/versal-firmware/reset-controller: failed to match any schema with compatible: ['xlnx,zynqmp-reset']
> 
> doc reference errors (make refcheckdocs):
> 
> See https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20230709172542.1393828-1-piyush.mehta@amd.com
> 
> The base for the series is generally the latest rc1. A different dependency
> should be noted in *this* patch.
> 
> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure 'yamllint' is installed and dt-schema is up to
> date:
> 
> pip3 install dtschema --upgrade
> 
> Please check and re-submit after running the above command yourself. Note
> that DT_SCHEMA_FILES can be set to your schema file to speed up checking
> your schema. However, it must be unset to test all examples with your schema.
> 

When you fix this error, please add an indication of the platform in
question to $subject, "dt-bindings: firmware: add reset-controller property"
sounds like it applies to all firmware bindings..

Cheers,
Conor.

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