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Message-ID: <102db6ae-742b-ea20-076e-386a0284a185@linaro.org>
Date:   Wed, 18 Jan 2023 16:49:33 +0100
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Subject: Re: [PATCH v4 4/7] dt-bindings: net: Add support StarFive dwmac
Content-Language: en-US
To:     Yanhong Wang <yanhong.wang@starfivetech.com>,
        linux-riscv@lists.infradead.org, netdev@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     "David S . Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Emil Renner Berthing <kernel@esmil.dk>,
        Richard Cochran <richardcochran@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        Peter Geis <pgwipeout@gmail.com>
References: <20230118061701.30047-1-yanhong.wang@starfivetech.com>
 <20230118061701.30047-5-yanhong.wang@starfivetech.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20230118061701.30047-5-yanhong.wang@starfivetech.com>
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Precedence: bulk

On 18/01/2023 07:16, Yanhong Wang wrote:
> Add documentation to describe StarFive dwmac driver(GMAC).
> 
> Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>


Subject is poor. You miss device prefix and it's not correct sentence.

"Add support for XYZ"
or better:
"Add XYZ"


> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>  .../bindings/net/starfive,jh7110-dwmac.yaml   | 113 ++++++++++++++++++
>  MAINTAINERS                                   |   5 +
>  3 files changed, 119 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index baf2c5b9e92d..8b07bc9c8b00 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -91,6 +91,7 @@ properties:
>          - snps,dwmac-5.20
>          - snps,dwxgmac
>          - snps,dwxgmac-2.10
> +        - starfive,jh7110-dwmac
>  
>    reg:
>      minItems: 1
> diff --git a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> new file mode 100644
> index 000000000000..eb0767da834a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> @@ -0,0 +1,113 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2022 StarFive Technology Co., Ltd.
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/starfive,jh7110-dwmac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 DWMAC glue layer
> +
> +maintainers:
> +  - Yanhong Wang <yanhong.wang@starfivetech.com>
> +
> +select:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - starfive,jh7110-dwmac
> +  required:
> +    - compatible
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - starfive,jh7110-dwmac
> +      - const: snps,dwmac-5.20
> +
> +  clocks:
> +    items:
> +      - description: GMAC main clock
> +      - description: GMAC AHB clock
> +      - description: PTP clock
> +      - description: TX clock
> +      - description: GTXC clock
> +      - description: GTX clock
> +
> +  clock-names:
> +    items:
> +      - const: stmmaceth
> +      - const: pclk
> +      - const: ptp_ref
> +      - const: tx
> +      - const: gtxc
> +      - const: gtx
> +
> +  resets:
> +    items:
> +      - description: MAC Reset signal.

Drop trailing dot

> +      - description: AHB Reset signal.

Ditto

> +
> +  reset-names:
> +    items:
> +      - const: stmmaceth
> +      - const: ahb

You have two resets. Why do you change them to three for all variants?
It's not explained in commit 2/7, so this is confusing.

> +
> +allOf:
> +  - $ref: snps,dwmac.yaml#
> +
> +unevaluatedProperties: true
> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names
> +


Best regards,
Krzysztof