Guo Samin
2023-03-09T01:27:10Z

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

> On Fri, Mar 03, 2023 at 04:59:20PM +0800, Samin Guo wrote:
>> From: Yanhong Wang <yanhong.wang@starfivetech.com>
>>
>> Add documentation to describe StarFive dwmac driver(GMAC).
>>
>> Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
>> Signed-off-by: Samin Guo <samin.guo@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@esmil.dk>
>> + - Samin Guo <samin.guo@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@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@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@esmil.dk>
>> S: Maintained
>> F: arch/riscv/boot/dts/starfive/
>>
>> +STARFIVE DWMAC GLUE LAYER
>> +M: Emil Renner Berthing <kernel@esmil.dk>
>> +M: Samin Guo <samin.guo@starfivetech.com>
>> +S: Maintained
>> +F: Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
>> +
>> STARFIVE JH71X0 CLOCK DRIVERS
>> M: Emil Renner Berthing <kernel@esmil.dk>
>> M: Hal Feng <hal.feng@starfivetech.com>
>> --
>> 2.17.1
>>

--
Best regards,
Samin