linux-kernel - Re: [PATCH v2 1/2] dt-bindings: gpio: add gpio-line-mux controller

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Message-ID: <70574ef0-6518-4320-b6f2-dee9e01b2cab@gmail.com>
Date: Mon, 27 Oct 2025 12:47:37 +0100
From: Jonas Jelonek <jelonek.jonas@...il.com>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Linus Walleij <linus.walleij@...aro.org>,
 Geert Uytterhoeven <geert+renesas@...der.be>,
 Bartosz Golaszewski <brgl@...ev.pl>, Peter Rosin <peda@...ntia.se>,
 Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 linux-gpio@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: gpio: add gpio-line-mux controller



On 27.10.25 12:39, Rob Herring (Arm) wrote:
> My bot found errors running 'make dt_binding_check' on your patch:
>
> yamllint warnings/errors:
>
> dtschema/dtc warnings/errors:
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.yaml: gpio-line-mux-states: missing type definition
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: gpio-mux (gpio-mux): $nodename:0: 'gpio-mux' does not match '^mux-controller(@.*|-([0-9]|[1-9][0-9]+))?$'
> 	from schema $id: http://devicetree.org/schemas/mux/mux-controller.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:0: 0 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:1: 1 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:2: 3 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): mux-controls: [[1]] is not of type 'object'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/gpio/gpio-line-mux.example.dtb: sfp-p1 (sff,sfp): 'i2c-bus' is a required property
> 	from schema $id: http://devicetree.org/schemas/net/sff,sfp.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mux/gpio-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:0: 0 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mux/gpio-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:1: 1 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mux/gpio-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): gpio-line-mux-states:2: 2 is not of type 'string'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mux/gpio-mux.example.dtb: sfp-gpio-1 (gpio-line-mux): mux-controls: [[2]] is not of type 'object'
> 	from schema $id: http://devicetree.org/schemas/gpio/gpio-line-mux.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mux/gpio-mux.example.dtb: sfp-p0 (sff,sfp): 'i2c-bus' is a required property
> 	from schema $id: http://devicetree.org/schemas/net/sff,sfp.yaml
>
sorry for these silly errors, I'll fix them in the next iteration.

Best,
Jonas