diff mbox series

[v3,3/5] dt-binding: Add JH7110 USB wrapper layer doc.

Message ID 20230315104411.73614-4-minda.chen@starfivetech.com (mailing list archive)
State Superseded
Headers show
Series Add JH7110 USB and USB PHY driver support | expand

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Commit Message

Minda Chen March 15, 2023, 10:44 a.m. UTC
The dt-binding doc of Cadence USBSS-DRD controller wrapper
layer.

Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
---
 .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml

Comments

Peter Chen March 16, 2023, 2:43 a.m. UTC | #1
On 23-03-15 18:44:09, Minda Chen wrote:
> The dt-binding doc of Cadence USBSS-DRD controller wrapper
> layer.
> 
> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>

Reviewed-by: Peter Chen <peter.chen@kernel.org>

> ---
>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>  1 file changed, 119 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> new file mode 100644
> index 000000000000..b1a8dc6d7b4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> @@ -0,0 +1,119 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
> +
> +maintainers:
> +  - Minda Chen <minda.chen@starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-usb
> +
> +  clocks:
> +    items:
> +      - description: lpm clock
> +      - description: stb clock
> +      - description: apb clock
> +      - description: axi clock
> +      - description: utmi apb clock
> +
> +  clock-names:
> +    items:
> +      - const: lpm
> +      - const: stb
> +      - const: apb
> +      - const: axi
> +      - const: utmi_apb
> +
> +  resets:
> +    items:
> +      - description: PWRUP reset
> +      - description: APB reset
> +      - description: AXI reset
> +      - description: UTMI_APB reset
> +
> +  starfive,sys-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller sys_syscon node.
> +        - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of SYS_SYSCONSAIF__SYSCFG register for USB.
> +
> +  starfive,stg-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller stg_syscon node.
> +        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset
> +      for USB.
> +
> +  "#address-cells":
> +    maximum: 2
> +
> +  "#size-cells":
> +    maximum: 2
> +
> +  ranges: true
> +
> +patternProperties:
> +  "^usb@[0-9a-f]+$":
> +    type: object
> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - starfive,sys-syscon
> +  - starfive,stg-syscon
> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    usb@10100000 {
> +      compatible = "starfive,jh7110-usb";
> +      clocks = <&syscrg 4>,
> +               <&stgcrg 5>,
> +               <&stgcrg 1>,
> +               <&stgcrg 3>,
> +               <&stgcrg 2>;
> +      clock-names = "lpm", "stb", "apb", "axi", "utmi_apb";
> +      resets = <&stgcrg 10>,
> +               <&stgcrg 8>,
> +               <&stgcrg 7>,
> +               <&stgcrg 9>;
> +      starfive,stg-syscon = <&stg_syscon 0x4 0xc4 0x148 0x1f4>;
> +      starfive,sys-syscon = <&sys_syscon 0x18>;
> +      #address-cells = <1>;
> +      #size-cells = <1>;
> +      ranges = <0x0 0x10100000 0x100000>;
> +
> +      usb@0 {
> +        compatible = "cdns,usb3";
> +        reg = <0x0 0x10000>,
> +              <0x10000 0x10000>,
> +              <0x20000 0x10000>;
> +        reg-names = "otg", "xhci", "dev";
> +        interrupts = <100>, <108>, <110>;
> +        interrupt-names = "host", "peripheral", "otg";
> +        maximum-speed = "super-speed";
> +        dr_mode = "host";
> +      };
> +    };
> -- 
> 2.17.1
>
Krzysztof Kozlowski March 17, 2023, 8:43 a.m. UTC | #2
On 15/03/2023 11:44, Minda Chen wrote:
> The dt-binding doc of Cadence USBSS-DRD controller wrapper
> layer.

Subject: drop full stop. It's not a sentence.

Use subject prefixes matching the subsystem (which you can get for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching).


> 
> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
> ---
>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>  1 file changed, 119 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> new file mode 100644
> index 000000000000..b1a8dc6d7b4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> @@ -0,0 +1,119 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
> +
> +maintainers:
> +  - Minda Chen <minda.chen@starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-usb
> +
> +  clocks:
> +    items:
> +      - description: lpm clock
> +      - description: stb clock
> +      - description: apb clock
> +      - description: axi clock
> +      - description: utmi apb clock
> +
> +  clock-names:
> +    items:
> +      - const: lpm
> +      - const: stb
> +      - const: apb
> +      - const: axi
> +      - const: utmi_apb
> +
> +  resets:
> +    items:
> +      - description: PWRUP reset
> +      - description: APB reset
> +      - description: AXI reset
> +      - description: UTMI_APB reset
> +
> +  starfive,sys-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller sys_syscon node.
> +        - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of SYS_SYSCONSAIF__SYSCFG register for USB.
> +
> +  starfive,stg-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      items:
> +        - description: phandle to System Register Controller stg_syscon node.
> +        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB.
> +    description:
> +      The phandle to System Register Controller syscon node and the offset
> +      of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset
> +      for USB.
> +
> +  "#address-cells":
> +    maximum: 2

enum: [ 1, 2 ]
(because 0 should not be valid for you)

> +
> +  "#size-cells":
> +    maximum: 2

ditto

> +
> +  ranges: true
> +
> +patternProperties:
> +  "^usb@[0-9a-f]+$":
> +    type: object

missing $ref and unevaluatedProperties: false

> +
> +required:
> +  - compatible
> +  - clocks
> +  - clock-names
> +  - resets
> +  - starfive,sys-syscon
> +  - starfive,stg-syscon
> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges
> +
> +additionalProperties: false


Best regards,
Krzysztof
Minda Chen March 17, 2023, 10:30 a.m. UTC | #3
On 2023/3/17 16:43, Krzysztof Kozlowski wrote:
> On 15/03/2023 11:44, Minda Chen wrote:
>> The dt-binding doc of Cadence USBSS-DRD controller wrapper
>> layer.
> 
> Subject: drop full stop. It's not a sentence.
> 
> Use subject prefixes matching the subsystem (which you can get for
> example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
> your patch is touching).
> 
> 
Thanks. I should check all the commits title and commit messages.
>> 
>> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
>> ---
>>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>>  1 file changed, 119 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> new file mode 100644
>> index 000000000000..b1a8dc6d7b4b
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> @@ -0,0 +1,119 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
>> +
>> +maintainers:
>> +  - Minda Chen <minda.chen@starfivetech.com>
>> +
>> +properties:
>> +  compatible:
>> +    const: starfive,jh7110-usb
>> +
>> +  clocks:
>> +    items:
>> +      - description: lpm clock
>> +      - description: stb clock
>> +      - description: apb clock
>> +      - description: axi clock
>> +      - description: utmi apb clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: lpm
>> +      - const: stb
>> +      - const: apb
>> +      - const: axi
>> +      - const: utmi_apb
>> +
>> +  resets:
>> +    items:
>> +      - description: PWRUP reset
>> +      - description: APB reset
>> +      - description: AXI reset
>> +      - description: UTMI_APB reset
>> +
>> +  starfive,sys-syscon:
>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>> +    items:
>> +      items:
>> +        - description: phandle to System Register Controller sys_syscon node.
>> +        - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB.
>> +    description:
>> +      The phandle to System Register Controller syscon node and the offset
>> +      of SYS_SYSCONSAIF__SYSCFG register for USB.
>> +
>> +  starfive,stg-syscon:
>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>> +    items:
>> +      items:
>> +        - description: phandle to System Register Controller stg_syscon node.
>> +        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB.
>> +        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB.
>> +        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB.
>> +        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB.
>> +    description:
>> +      The phandle to System Register Controller syscon node and the offset
>> +      of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset
>> +      for USB.
>> +
>> +  "#address-cells":
>> +    maximum: 2
> 
> enum: [ 1, 2 ]
> (because 0 should not be valid for you)
> 
>> +
>> +  "#size-cells":
>> +    maximum: 2
> 
> ditto
> 
ok
>> +
>> +  ranges: true
>> +
>> +patternProperties:
>> +  "^usb@[0-9a-f]+$":
>> +    type: object
> 
> missing $ref and unevaluatedProperties: false
> 
ok, thanks
>> +
>> +required:
>> +  - compatible
>> +  - clocks
>> +  - clock-names
>> +  - resets
>> +  - starfive,sys-syscon
>> +  - starfive,stg-syscon
>> +  - "#address-cells"
>> +  - "#size-cells"
>> +  - ranges
>> +
>> +additionalProperties: false
> 
> 
> Best regards,
> Krzysztof
>
Philipp Zabel March 23, 2023, 9:23 a.m. UTC | #4
On Mi, 2023-03-15 at 18:44 +0800, Minda Chen wrote:
> The dt-binding doc of Cadence USBSS-DRD controller wrapper
> layer.
> 
> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
> ---
>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>  1 file changed, 119 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> 
> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> new file mode 100644
> index 000000000000..b1a8dc6d7b4b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
> @@ -0,0 +1,119 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
> +
> +maintainers:
> +  - Minda Chen <minda.chen@starfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-usb
> +
> +  clocks:
> +    items:
> +      - description: lpm clock
> +      - description: stb clock
> +      - description: apb clock
> +      - description: axi clock
> +      - description: utmi apb clock
> +
> +  clock-names:
> +    items:
> +      - const: lpm
> +      - const: stb
> +      - const: apb
> +      - const: axi
> +      - const: utmi_apb
> +
> +  resets:
> +    items:
> +      - description: PWRUP reset
> +      - description: APB reset
> +      - description: AXI reset
> +      - description: UTMI_APB reset

I'd add a "reset-names" property, just in case there is ever a reason
to trigger any of the resets independently from the others.

regards
Philipp
Minda Chen March 27, 2023, 11:04 a.m. UTC | #5
On 2023/3/23 17:23, Philipp Zabel wrote:
> On Mi, 2023-03-15 at 18:44 +0800, Minda Chen wrote:
>> The dt-binding doc of Cadence USBSS-DRD controller wrapper
>> layer.
>> 
>> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
>> ---
>>  .../bindings/usb/starfive,jh7110-usb.yaml     | 119 ++++++++++++++++++
>>  1 file changed, 119 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> new file mode 100644
>> index 000000000000..b1a8dc6d7b4b
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
>> @@ -0,0 +1,119 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
>> +
>> +maintainers:
>> +  - Minda Chen <minda.chen@starfivetech.com>
>> +
>> +properties:
>> +  compatible:
>> +    const: starfive,jh7110-usb
>> +
>> +  clocks:
>> +    items:
>> +      - description: lpm clock
>> +      - description: stb clock
>> +      - description: apb clock
>> +      - description: axi clock
>> +      - description: utmi apb clock
>> +
>> +  clock-names:
>> +    items:
>> +      - const: lpm
>> +      - const: stb
>> +      - const: apb
>> +      - const: axi
>> +      - const: utmi_apb
>> +
>> +  resets:
>> +    items:
>> +      - description: PWRUP reset
>> +      - description: APB reset
>> +      - description: AXI reset
>> +      - description: UTMI_APB reset
> 
> I'd add a "reset-names" property, just in case there is ever a reason
> to trigger any of the resets independently from the others.
> 
OK, Thanks
> regards
> Philipp
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
new file mode 100644
index 000000000000..b1a8dc6d7b4b
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/starfive,jh7110-usb.yaml
@@ -0,0 +1,119 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/starfive,jh7110-usb.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7110 wrapper module for the Cadence USBSS-DRD controller
+
+maintainers:
+  - Minda Chen <minda.chen@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh7110-usb
+
+  clocks:
+    items:
+      - description: lpm clock
+      - description: stb clock
+      - description: apb clock
+      - description: axi clock
+      - description: utmi apb clock
+
+  clock-names:
+    items:
+      - const: lpm
+      - const: stb
+      - const: apb
+      - const: axi
+      - const: utmi_apb
+
+  resets:
+    items:
+      - description: PWRUP reset
+      - description: APB reset
+      - description: AXI reset
+      - description: UTMI_APB reset
+
+  starfive,sys-syscon:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      items:
+        - description: phandle to System Register Controller sys_syscon node.
+        - description: offset of SYS_SYSCONSAIF__SYSCFG register for USB.
+    description:
+      The phandle to System Register Controller syscon node and the offset
+      of SYS_SYSCONSAIF__SYSCFG register for USB.
+
+  starfive,stg-syscon:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      items:
+        - description: phandle to System Register Controller stg_syscon node.
+        - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for USB.
+        - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for USB.
+        - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for USB.
+        - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for USB.
+    description:
+      The phandle to System Register Controller syscon node and the offset
+      of STG_SYSCONSAIF__SYSCFG register for USB. Total 4 regsisters offset
+      for USB.
+
+  "#address-cells":
+    maximum: 2
+
+  "#size-cells":
+    maximum: 2
+
+  ranges: true
+
+patternProperties:
+  "^usb@[0-9a-f]+$":
+    type: object
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - resets
+  - starfive,sys-syscon
+  - starfive,stg-syscon
+  - "#address-cells"
+  - "#size-cells"
+  - ranges
+
+additionalProperties: false
+
+examples:
+  - |
+    usb@10100000 {
+      compatible = "starfive,jh7110-usb";
+      clocks = <&syscrg 4>,
+               <&stgcrg 5>,
+               <&stgcrg 1>,
+               <&stgcrg 3>,
+               <&stgcrg 2>;
+      clock-names = "lpm", "stb", "apb", "axi", "utmi_apb";
+      resets = <&stgcrg 10>,
+               <&stgcrg 8>,
+               <&stgcrg 7>,
+               <&stgcrg 9>;
+      starfive,stg-syscon = <&stg_syscon 0x4 0xc4 0x148 0x1f4>;
+      starfive,sys-syscon = <&sys_syscon 0x18>;
+      #address-cells = <1>;
+      #size-cells = <1>;
+      ranges = <0x0 0x10100000 0x100000>;
+
+      usb@0 {
+        compatible = "cdns,usb3";
+        reg = <0x0 0x10000>,
+              <0x10000 0x10000>,
+              <0x20000 0x10000>;
+        reg-names = "otg", "xhci", "dev";
+        interrupts = <100>, <108>, <110>;
+        interrupt-names = "host", "peripheral", "otg";
+        maximum-speed = "super-speed";
+        dr_mode = "host";
+      };
+    };