Message-ID: <451c8112-c7f3-f435-5d90-840f01c60bd5@linaro.org>
Date:   Fri, 17 Mar 2023 09:43:11 +0100
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Subject: Re: [PATCH v3 3/5] dt-binding: Add JH7110 USB wrapper layer doc.
Content-Language: en-US
To:     Minda Chen <minda.chen@starfivetech.com>,
        Emil Renner Berthing <emil.renner.berthing@canonical.com>,
        Conor Dooley <conor@kernel.org>, Vinod Koul <vkoul@kernel.org>,
        Kishon Vijay Abraham I <kishon@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Pawel Laszczak <pawell@cadence.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Peter Chen <peter.chen@kernel.org>,
        Roger Quadros <rogerq@kernel.org>,
        Philipp Zabel <p.zabel@pengutronix.de>
Cc:     devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-phy@lists.infradead.org, linux-usb@vger.kernel.org,
        linux-riscv@lists.infradead.org,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>
References: <20230315104411.73614-1-minda.chen@starfivetech.com>
 <20230315104411.73614-4-minda.chen@starfivetech.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20230315104411.73614-4-minda.chen@starfivetech.com>
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Precedence: bulk

On 15/03/2023 11:44, Minda Chen wrote:
> The dt-binding doc of Cadence USBSS-DRD controller wrapper
> layer.

Subject: drop full stop. It's not a sentence.

Use subject prefixes matching the subsystem (which you can get for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching).


> 
> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
> ---
>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>  1 file changed, 119 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> new file mode 100644
> index 000000000000..b1a8dc6d7b4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> @@ -0,0 +1,119 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
> +
> +maintainers:
> +  - Minda Chen <minda.chen@starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-usb
> +
> +  clocks:
> +    items:
> +      - description: lpm clock
> +      - description: stb clock
> +      - description: apb clock
> +      - description: axi clock
> +      - description: utmi apb clock
> +
> +  clock-names:
> +    items:
> +      - const: lpm
> +      - const: stb
> +      - const: apb
> +      - const: axi
> +      - const: utmi_apb
> +
> +  resets:
> +    items:
> +      - description: PWRUP reset
> +      - description: APB reset
> +      - description: AXI reset
> +      - description: UTMI_APB reset
> +
> +  starfive,sys-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller sys_syscon node.
> +        - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of SYS_SYSCONSAIF__SYSCFG register for USB.
> +
> +  starfive,stg-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller stg_syscon node.
> +        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset
> +      for USB.
> +
> +  "#address-cells":
> +    maximum: 2

enum: [ 1, 2 ]
(because 0 should not be valid for you)

> +
> +  "#size-cells":
> +    maximum: 2

ditto

> +
> +  ranges: true
> +
> +patternProperties:
> +  "^usb@[0-9a-f]+$":
> +    type: object

missing $ref and unevaluatedProperties: false

> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - starfive,sys-syscon
> +  - starfive,stg-syscon
> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges
> +
> +additionalProperties: false


Best regards,
Krzysztof