[PATCH v5 04/12] dt-bindings: net: Add support StarFive dwmac

[Guo Samin]

-------- 原始信息 --------
Re: [PATCH v5 04/12] dt-bindings: net: Add support StarFive dwmac
From: Rob Herring <robh at kernel.org>


> On Fri, Mar 03, 2023 at 04:59:20PM +0800, Samin Guo wrote:
>> From: Yanhong Wang <yanhong.wang at starfivetech.com>
>>
>> Add documentation to describe StarFive dwmac driver(GMAC).
>>
>> Signed-off-by: Yanhong Wang <yanhong.wang at starfivetech.com>
>> Signed-off-by: Samin Guo <samin.guo at starfivetech.com>
>> ---
>>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>>  .../bindings/net/starfive,jh7110-dwmac.yaml   | 117 ++++++++++++++++++
>>  MAINTAINERS                                   |   6 +
>>  3 files changed, 124 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 89099a888f0b..395f081161ce 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..ca49f08d50dd
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
>> @@ -0,0 +1,117 @@
>> +# 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 at esmil.dk>
>> +  - Samin Guo <samin.guo at 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: GTX clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: stmmaceth
>> +      - const: pclk
>> +      - const: ptp_ref
>> +      - const: tx
>> +      - const: gtx
>> +
>> +  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
>> +
>> +allOf:
>> +  - $ref: snps,dwmac.yaml#
>> +
>> +unevaluatedProperties: true
> 
> This must be false.
> 
Thanks, will fix net version.
>> +
>> +required:
>> +  - compatible
>> +  - clocks
>> +  - clock-names
>> +  - resets
>> +  - reset-names
>> +
>> +examples:
>> +  - |
>> +    ethernet at 16030000 {
>> +        compatible = "starfive,jh7110-dwmac", "snps,dwmac-5.20";
>> +        reg = <0x16030000 0x10000>;
>> +        clocks = <&clk 3>, <&clk 2>, <&clk 109>,
>> +                 <&clk 6>, <&clk 111>;
>> +        clock-names = "stmmaceth", "pclk", "ptp_ref",
>> +                      "tx", "gtx";
>> +        resets = <&rst 1>, <&rst 2>;
>> +        reset-names = "stmmaceth", "ahb";
>> +        interrupts = <7>, <6>, <5>;
>> +        interrupt-names = "macirq", "eth_wake_irq", "eth_lpi";
>> +        phy-mode = "rgmii-id";
>> +        snps,multicast-filter-bins = <64>;
>> +        snps,perfect-filter-entries = <8>;
>> +        rx-fifo-depth = <2048>;
>> +        tx-fifo-depth = <2048>;
>> +        snps,fixed-burst;
>> +        snps,no-pbl-x8;
>> +        snps,tso;
>> +        snps,force_thresh_dma_mode;
>> +        snps,axi-config = <&stmmac_axi_setup>;
>> +        snps,en-tx-lpi-clockgating;
>> +        snps,txpbl = <16>;
>> +        snps,rxpbl = <16>;
>> +        phy-handle = <&phy0>;
>> +
>> +        mdio {
>> +            #address-cells = <1>;
>> +            #size-cells = <0>;
>> +            compatible = "snps,dwmac-mdio";
>> +
>> +            phy0: ethernet-phy at 0 {
>> +                reg = <0>;
>> +            };
>> +        };
>> +
>> +        stmmac_axi_setup: stmmac-axi-config {
>> +            snps,lpi_en;
>> +            snps,wr_osr_lmt = <4>;
>> +            snps,rd_osr_lmt = <4>;
>> +            snps,blen = <256 128 64 32 0 0 0>;
>> +        };
>> +    };
>> diff --git a/MAINTAINERS b/MAINTAINERS
>> index 5c67c75a940f..4e236b7c7fd2 100644
>> --- a/MAINTAINERS
>> +++ b/MAINTAINERS
>> @@ -19912,6 +19912,12 @@ M:	Emil Renner Berthing <kernel at esmil.dk>
>>  S:	Maintained
>>  F:	arch/riscv/boot/dts/starfive/
>>  
>> +STARFIVE DWMAC GLUE LAYER
>> +M:	Emil Renner Berthing <kernel at esmil.dk>
>> +M:	Samin Guo <samin.guo at starfivetech.com>
>> +S:	Maintained
>> +F:	Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
>> +
>>  STARFIVE JH71X0 CLOCK DRIVERS
>>  M:	Emil Renner Berthing <kernel at esmil.dk>
>>  M:	Hal Feng <hal.feng at starfivetech.com>
>> -- 
>> 2.17.1
>>

-- 
Best regards,
Samin