netdev - Re: [net-next v9 4/6] dt-bindings: net: Add support StarFive dwmac

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Date:   Wed, 5 Apr 2023 08:34:08 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Samin Guo <samin.guo@...rfivetech.com>,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        devicetree@...r.kernel.org, netdev@...r.kernel.org
Cc:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Jose Abreu <joabreu@...opsys.com>,
        Richard Cochran <richardcochran@...il.com>,
        Conor Dooley <conor@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Peter Geis <pgwipeout@...il.com>,
        Yanhong Wang <yanhong.wang@...rfivetech.com>,
        Tommaso Merciai <tomm.merciai@...il.com>
Subject: Re: [net-next v9 4/6] dt-bindings: net: Add support StarFive dwmac

On 28/03/2023 08:20, Samin Guo wrote:
> From: Yanhong Wang <yanhong.wang@...rfivetech.com>
> 
> Add documentation to describe StarFive dwmac driver(GMAC).
> 
> Signed-off-by: Yanhong Wang <yanhong.wang@...rfivetech.com>
> Signed-off-by: Samin Guo <samin.guo@...rfivetech.com>
> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>  .../bindings/net/starfive,jh7110-dwmac.yaml   | 144 ++++++++++++++++++
>  MAINTAINERS                                   |   6 +
>  3 files changed, 151 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 e4519cf722ab..245f7d713261 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..5861426032bd
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
> @@ -0,0 +1,144 @@
> +# 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:
> +  - Emil Renner Berthing <kernel@...il.dk>
> +  - Samin Guo <samin.guo@...rfivetech.com>
> +
> +select:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - starfive,jh7110-dwmac
> +  required:
> +    - compatible
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - starfive,jh7110-dwmac
> +      - const: snps,dwmac-5.20
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: GMAC main clock
> +      - description: GMAC AHB clock
> +      - description: PTP clock
> +      - description: TX clock
> +      - description: GTX clock
> +
> +  clock-names:
> +    items:
> +      - const: stmmaceth
> +      - const: pclk
> +      - const: ptp_ref
> +      - const: tx
> +      - const: gtx
> +
> +  interrupts:
> +    minItems: 3
> +    maxItems: 3
> +
> +  interrupt-names:
> +    minItems: 3
> +    maxItems: 3
> +
> +  resets:
> +    items:
> +      - description: MAC Reset signal.
> +      - description: AHB Reset signal.
> +
> +  reset-names:
> +    items:
> +      - const: stmmaceth
> +      - const: ahb
> +
> +  starfive,tx-use-rgmii-clk:
> +    description:
> +      Tx clock is provided by external rgmii clock.
> +    type: boolean
> +
> +  starfive,syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      - items:
> +          - description: phandle to syscon that configures phy mode
> +          - description: Offset of phy mode selection
> +          - description: Shift of phy mode selection
> +    description:
> +      A phandle to syscon with two arguments that configure phy mode.
> +      The argument one is the offset of phy mode selection, the
> +      argument two is the shift of phy mode selection.
> +
> +allOf:
> +  - $ref: snps,dwmac.yaml#
> +
> +unevaluatedProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - interrupts
> +  - interrupt-names
> +  - resets
> +  - reset-names

This is a friendly reminder during the review process.

It seems my previous comments were not fully addressed. Maybe my
feedback got lost between the quotes, maybe you just forgot to apply it.
Please go back to the previous discussion and either implement all
requested changes or keep discussing them.

Thank you.


Best regards,
Krzysztof