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  3. [PATCH v2 0/9] Add Ethernet driver for StarFive JH7110 SoC
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[PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac

Yanhong Wang posted 9 patches 3 years, 1 month ago
Only 8 patches received!
There is a newer version of this series
[PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by Yanhong Wang 3 years, 1 month ago 
Add documentation to describe StarFive dwmac driver(GMAC).

Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
---
 .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
 .../bindings/net/starfive,jh71x0-dwmac.yaml   | 103 ++++++++++++++++++
 MAINTAINERS                                   |   5 +
 3 files changed, 109 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml

diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 7870228b4cd3..cdb045d1c618 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,jh71x0-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
new file mode 100644
index 000000000000..5cb1272fe959
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
@@ -0,0 +1,103 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2022 StarFive Technology Co., Ltd.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/starfive,jh71x0-dwmac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH71x0 DWMAC glue layer
+
+maintainers:
+  - Yanhong Wang <yanhong.wang@starfivetech.com>
+
+select:
+  properties:
+    compatible:
+      contains:
+        enum:
+          - starfive,jh7110-dwmac
+  required:
+    - compatible
+
+allOf:
+  - $ref: snps,dwmac.yaml#
+
+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
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - resets
+  - reset-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    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>;
+    };
+
+    gmac0: ethernet@16030000 {
+        compatible = "starfive,jh7110-dwmac", "snps,dwmac-5.20";
+        reg = <0x16030000 0x10000>;
+        clocks = <&clk 3>, <&clk 2>, <&clk 109>,
+                 <&clk 5>, <&clk 111>, <&clk 108>;
+        clock-names = "stmmaceth", "pclk", "ptp_ref",
+                      "tx", "gtxc", "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>;
+            };
+        };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index a70c1d0f303e..166b0009f63c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -19606,6 +19606,11 @@ F:	Documentation/devicetree/bindings/clock/starfive*
 F:	drivers/clk/starfive/
 F:	include/dt-bindings/clock/starfive*
 
+STARFIVE DWMAC GLUE LAYER
+M:	Yanhong Wang <yanhong.wang@starfivetech.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
+
 STARFIVE PINCTRL DRIVER
 M:	Emil Renner Berthing <kernel@esmil.dk>
 M:	Jianlong Huang <jianlong.huang@starfivetech.com>
-- 
2.17.1
Re: [PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by Rob Herring 3 years, 1 month ago 
On Fri, Dec 16, 2022 at 03:06:27PM +0800, Yanhong Wang wrote:
> Add documentation to describe StarFive dwmac driver(GMAC).
> 
> Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>  .../bindings/net/starfive,jh71x0-dwmac.yaml   | 103 ++++++++++++++++++
>  MAINTAINERS                                   |   5 +
>  3 files changed, 109 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index 7870228b4cd3..cdb045d1c618 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,jh71x0-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> new file mode 100644
> index 000000000000..5cb1272fe959
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> @@ -0,0 +1,103 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2022 StarFive Technology Co., Ltd.
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/starfive,jh71x0-dwmac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH71x0 DWMAC glue layer
> +
> +maintainers:
> +  - Yanhong Wang <yanhong.wang@starfivetech.com>
> +
> +select:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - starfive,jh7110-dwmac
> +  required:
> +    - compatible
> +
> +allOf:
> +  - $ref: snps,dwmac.yaml#
> +
> +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
> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    stmmac_axi_setup: stmmac-axi-config {

The schema says put this as a child node of ethernet@16030000.

> +        snps,lpi_en;
> +        snps,wr_osr_lmt = <4>;
> +        snps,rd_osr_lmt = <4>;
> +        snps,blen = <256 128 64 32 0 0 0>;
> +    };
> +
> +    gmac0: ethernet@16030000 {

Drop unused labels.

> +        compatible = "starfive,jh7110-dwmac", "snps,dwmac-5.20";
> +        reg = <0x16030000 0x10000>;
> +        clocks = <&clk 3>, <&clk 2>, <&clk 109>,
> +                 <&clk 5>, <&clk 111>, <&clk 108>;
> +        clock-names = "stmmaceth", "pclk", "ptp_ref",
> +                      "tx", "gtxc", "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>;
> +            };
> +        };
> +    };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index a70c1d0f303e..166b0009f63c 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -19606,6 +19606,11 @@ F:	Documentation/devicetree/bindings/clock/starfive*
>  F:	drivers/clk/starfive/
>  F:	include/dt-bindings/clock/starfive*
>  
> +STARFIVE DWMAC GLUE LAYER
> +M:	Yanhong Wang <yanhong.wang@starfivetech.com>
> +S:	Maintained
> +F:	Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> +
>  STARFIVE PINCTRL DRIVER
>  M:	Emil Renner Berthing <kernel@esmil.dk>
>  M:	Jianlong Huang <jianlong.huang@starfivetech.com>
> -- 
> 2.17.1
> 
>
Re: [PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by Krzysztof Kozlowski 3 years, 1 month ago 
On 16/12/2022 08:06, Yanhong Wang wrote:
> Add documentation to describe StarFive dwmac driver(GMAC).
> 

Subject: drop second, redundant "bindings for".

Best regards,
Krzysztof
Re: [PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by yanhong wang 3 years, 1 month ago 

On 2022/12/16 19:06, Krzysztof Kozlowski wrote:
> On 16/12/2022 08:06, Yanhong Wang wrote:
>> Add documentation to describe StarFive dwmac driver(GMAC).
>> 
> 
> Subject: drop second, redundant "bindings for".
> 

Thanks,  i will fix.

> Best regards,
> Krzysztof
>
Re: [PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by Krzysztof Kozlowski 3 years, 1 month ago 
On 16/12/2022 08:06, Yanhong Wang wrote:
> Add documentation to describe StarFive dwmac driver(GMAC).
> 
> Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
> ---
>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>  .../bindings/net/starfive,jh71x0-dwmac.yaml   | 103 ++++++++++++++++++
>  MAINTAINERS                                   |   5 +
>  3 files changed, 109 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index 7870228b4cd3..cdb045d1c618 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,jh71x0-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> new file mode 100644
> index 000000000000..5cb1272fe959
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
> @@ -0,0 +1,103 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2022 StarFive Technology Co., Ltd.
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/starfive,jh71x0-dwmac.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH71x0 DWMAC glue layer
> +
> +maintainers:
> +  - Yanhong Wang <yanhong.wang@starfivetech.com>
> +
> +select:
> +  properties:
> +    compatible:
> +      contains:
> +        enum:
> +          - starfive,jh7110-dwmac
> +  required:
> +    - compatible
> +
> +allOf:
> +  - $ref: snps,dwmac.yaml#
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - starfive,jh7110-dwmac

Is it going to grow with new models? If yes, when? If not, filename does
not match compatible.

> +      - 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

missing resets and reset-names.

> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names
> +
> +unevaluatedProperties: false
> +
Best regards,
Krzysztof
Re: [PATCH v2 4/9] dt-bindings: net: Add bindings for StarFive dwmac
Posted by yanhong wang 3 years, 1 month ago 

On 2022/12/16 19:05, Krzysztof Kozlowski wrote:
> On 16/12/2022 08:06, Yanhong Wang wrote:
>> Add documentation to describe StarFive dwmac driver(GMAC).
>> 
>> Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
>> ---
>>  .../devicetree/bindings/net/snps,dwmac.yaml   |   1 +
>>  .../bindings/net/starfive,jh71x0-dwmac.yaml   | 103 ++++++++++++++++++
>>  MAINTAINERS                                   |   5 +
>>  3 files changed, 109 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
>> index 7870228b4cd3..cdb045d1c618 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,jh71x0-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
>> new file mode 100644
>> index 000000000000..5cb1272fe959
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/net/starfive,jh71x0-dwmac.yaml
>> @@ -0,0 +1,103 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +# Copyright (C) 2022 StarFive Technology Co., Ltd.
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/net/starfive,jh71x0-dwmac.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: StarFive JH71x0 DWMAC glue layer
>> +
>> +maintainers:
>> +  - Yanhong Wang <yanhong.wang@starfivetech.com>
>> +
>> +select:
>> +  properties:
>> +    compatible:
>> +      contains:
>> +        enum:
>> +          - starfive,jh7110-dwmac
>> +  required:
>> +    - compatible
>> +
>> +allOf:
>> +  - $ref: snps,dwmac.yaml#
>> +
>> +properties:
>> +  compatible:
>> +    items:
>> +      - enum:
>> +          - starfive,jh7110-dwmac
> 
> Is it going to grow with new models? If yes, when? If not, filename does
> not match compatible.

I will update the filename in the next version.

> 
>> +      - 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
> 
> missing resets and reset-names.
> 

I will add resets and reset-names in the next version.

>> +
>> +required:
>> +  - compatible
>> +  - clocks
>> +  - clock-names
>> +  - resets
>> +  - reset-names
>> +
>> +unevaluatedProperties: false
>> +
> Best regards,
> Krzysztof
>

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