linux-kernel - Re: [PATCH v3 1/2] dt-bindings: dwmac: Add bindings for new Ingenic SoCs.

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Message-ID: <CAL_Jsq+7v6GRMfxWhA6g2r0GaZSO_AztgSz7rheJsE9jKYd8uQ@mail.gmail.com>
Date:   Tue, 15 Jun 2021 17:05:45 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     周琰杰 (Zhou Yanjie) 
        <zhouyanjie@...yeetech.com>
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Giuseppe CAVALLARO <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        netdev <netdev@...r.kernel.org>, devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/STM32 ARCHITECTURE" 
        <linux-stm32@...md-mailman.stormreply.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>, dongsheng.qiu@...enic.com,
        aric.pzqi@...enic.com, rick.tyliu@...enic.com,
        sihui.liu@...enic.com, jun.jiang@...enic.com,
        sernia.zhou@...mail.com
Subject: Re: [PATCH v3 1/2] dt-bindings: dwmac: Add bindings for new Ingenic SoCs.

On Mon, Jun 14, 2021 at 11:18 AM 周琰杰 (Zhou Yanjie)
<zhouyanjie@...yeetech.com> wrote:
>
> Add the dwmac bindings for the JZ4775 SoC, the X1000 SoC,
> the X1600 SoC, the X1830 SoC and the X2000 SoC from Ingenic.
>
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>
> ---
>
> Notes:
>     v1->v2:
>     No change.
>
>     v2->v3:
>     Add "ingenic,mac.yaml" for Ingenic SoCs.
>
>  .../devicetree/bindings/net/ingenic,mac.yaml       | 76 ++++++++++++++++++++++
>  .../devicetree/bindings/net/snps,dwmac.yaml        | 15 +++++
>  2 files changed, 91 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/ingenic,mac.yaml
>
> diff --git a/Documentation/devicetree/bindings/net/ingenic,mac.yaml b/Documentation/devicetree/bindings/net/ingenic,mac.yaml
> new file mode 100644
> index 00000000..5fe2e81
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/ingenic,mac.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/ingenic,mac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Bindings for MAC in Ingenic SoCs
> +
> +maintainers:
> +  - 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>
> +
> +description:
> +  The Ethernet Media Access Controller in Ingenic SoCs.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - ingenic,jz4775-mac
> +      - ingenic,x1000-mac
> +      - ingenic,x1600-mac
> +      - ingenic,x1830-mac
> +      - ingenic,x2000-mac
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  interrupt-names:
> +    const: macirq
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    const: stmmaceth
> +
> +  mode-reg:
> +    description: An extra syscon register that control ethernet interface and timing delay

Needs a vendor prefix and type.

> +
> +  rx-clk-delay-ps:
> +    description: RGMII receive clock delay defined in pico seconds
> +
> +  tx-clk-delay-ps:
> +    description: RGMII transmit clock delay defined in pico seconds
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - interrupt-names
> +  - clocks
> +  - clock-names
> +  - mode-reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/x1000-cgu.h>
> +
> +    mac: ethernet@...b0000 {
> +        compatible = "ingenic,x1000-mac", "snps,dwmac";

Doesn't match the schema.

> +        reg = <0x134b0000 0x2000>;
> +
> +        interrupt-parent = <&intc>;
> +        interrupts = <55>;
> +        interrupt-names = "macirq";
> +
> +        clocks = <&cgu X1000_CLK_MAC>;
> +        clock-names = "stmmaceth";
> +
> +        mode-reg = <&mac_phy_ctrl>;
> +    };
> +...
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index 2edd8be..9c0ce92 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -56,6 +56,11 @@ properties:
>          - amlogic,meson8m2-dwmac
>          - amlogic,meson-gxbb-dwmac
>          - amlogic,meson-axg-dwmac
> +        - ingenic,jz4775-mac
> +        - ingenic,x1000-mac
> +        - ingenic,x1600-mac
> +        - ingenic,x1830-mac
> +        - ingenic,x2000-mac
>          - rockchip,px30-gmac
>          - rockchip,rk3128-gmac
>          - rockchip,rk3228-gmac
> @@ -310,6 +315,11 @@ allOf:
>                - allwinner,sun8i-r40-emac
>                - allwinner,sun8i-v3s-emac
>                - allwinner,sun50i-a64-emac
> +              - ingenic,jz4775-mac
> +              - ingenic,x1000-mac
> +              - ingenic,x1600-mac
> +              - ingenic,x1830-mac
> +              - ingenic,x2000-mac
>                - snps,dwxgmac
>                - snps,dwxgmac-2.10
>                - st,spear600-gmac
> @@ -353,6 +363,11 @@ allOf:
>                - allwinner,sun8i-r40-emac
>                - allwinner,sun8i-v3s-emac
>                - allwinner,sun50i-a64-emac
> +              - ingenic,jz4775-mac
> +              - ingenic,x1000-mac
> +              - ingenic,x1600-mac
> +              - ingenic,x1830-mac
> +              - ingenic,x2000-mac
>                - snps,dwmac-4.00
>                - snps,dwmac-4.10a
>                - snps,dwmac-4.20a
> --
> 2.7.4
>