linux-kernel - Re: [PATCH v13 2/3] dt-bindings: usb: Add analogix anx7411 PD binding

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Message-ID: <3e2c2b6b-713b-e613-9712-0b9c6d8ba8cc@linaro.org>
Date:   Tue, 5 Jul 2022 16:27:28 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Xin Ji <xji@...logixsemi.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     bliang@...logixsemi.com, qwen@...logixsemi.com,
        jli@...logixsemi.com, Rob Herring <robh@...nel.org>,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v13 2/3] dt-bindings: usb: Add analogix anx7411 PD binding

On 05/07/2022 07:36, Xin Ji wrote:
> Add analogix PD chip anx7411 device binding
> 
> Reviewed-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Xin Ji <xji@...logixsemi.com>
> 
> ---
> v12 -> v13 :
>     1. Drop the quotes for "$id" and "$schema"
>     2. Remove "allOf" label
>     3. Change node name from "i2c1" to "i2c"
>     4. Change node name from "typec" to "usb-typec"
> ---
>  .../bindings/usb/analogix,anx7411.yaml        | 76 +++++++++++++++++++
>  1 file changed, 76 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/analogix,anx7411.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/analogix,anx7411.yaml b/Documentation/devicetree/bindings/usb/analogix,anx7411.yaml
> new file mode 100644
> index 000000000000..57429864d499
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/analogix,anx7411.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/analogix,anx7411.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analogix ANX7411 Type-C controller bindings
> +
> +maintainers:
> +  - Xin Ji <xji@...logixsemi.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - analogix,anx7411
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  connector:
> +    type: object
> +    $ref: ../connector/usb-connector.yaml
> +    description:
> +      Properties for usb c connector.
> +
> +    properties:
> +      compatible:
> +        const: usb-c-connector
> +
> +      power-role: true
> +
> +      data-role: true
> +
> +      try-power-role: true
> +
> +    required:
> +      - compatible
> +
> +required:
> +  - compatible
> +  - reg
> +  - connector
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        usb-typec: anx7411@2C {

1. node name is still not correct.
2. lowercase hex, so @2c.

> +            compatible = "analogix,anx7411";
> +            reg = <0x2C>;

lowercase hex

> +            interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
> +            interrupt-parent = <&gpio0>;
> +
> +            typec_con: connector {
> +                compatible = "usb-c-connector";
> +                power-role = "dual";
> +                data-role = "dual";
> +                try-power-role = "source";

The DT schema requires ports property and just "port" is not accepted.

> +
> +                port {
> +                    typec_con_ep: endpoint {
> +                        remote-endpoint = <&usbotg_hs_ep>;
> +                    };
> +                };
> +            };
> +        };
> +    };
> +...


Best regards,
Krzysztof