diff mbox series

[07/13] dt-bindings: interrupt-controller: Add Loongson-3 HTINTC

Message ID 20190827085302.5197-8-jiaxun.yang@flygoat.com (mailing list archive)
State Superseded
Headers show
Series Modernize Loongson64 Machine | expand

Commit Message

Jiaxun Yang Aug. 27, 2019, 8:52 a.m. UTC
Document Loongson-3 HyperTransport Interrupt controller.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
 .../loongson,ls3-htintc.yaml                  | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml

Comments

Rob Herring Aug. 27, 2019, 12:49 p.m. UTC | #1
On Tue, Aug 27, 2019 at 3:59 AM Jiaxun Yang <jiaxun.yang@flygoat.com> wrote:
>
> Document Loongson-3 HyperTransport Interrupt controller.
>
> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
> ---
>  .../loongson,ls3-htintc.yaml                  | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
> new file mode 100644
> index 000000000000..c1bc0faca656
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,ls3-htintc.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Loongson-3 HyperTransport Interrupt Controller
> +
> +maintainers:
> +  - Jiaxun Yang <jiaxun.yang@flygoat.com>
> +
> +description: |
> +  This interrupt controller is found in the Loongson-3 family of chips to transfer
> +  interrupts from PCH connected on HyperTransport bus.
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +        - loongson,ls3-htintc

Can be simplified to:

compatible
  const: loongson,ls3-htintc

> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 4

Need to list out what each of the 4 are.

> +
> +  interrupt-controller: true
> +
> +  '#interrupt-cells':
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - interrupt-controller
> +  - '#interrupt-cells'
> +
> +examples:
> +  - |
> +               htintc: interrupt-controller@0xEFDFB000080 {

interrupt-controller@efdfb000080

> +                       compatible = "loongson,ls3-htintc";
> +                       reg = <0xEFD 0xFB000080 0x100>;
> +                       interrupt-controller;
> +                       #interrupt-cells = <1>;
> +
> +                       interrupt-parent = <&iointc>;
> +                       interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
> +                                               <25 IRQ_TYPE_LEVEL_HIGH>,
> +                                               <26 IRQ_TYPE_LEVEL_HIGH>,
> +                                               <27 IRQ_TYPE_LEVEL_HIGH>;

Run 'make dt_binding_check'. This will not build without the necessary include.

> +    };
> --
> 2.22.0
>
Jiaxun Yang Aug. 27, 2019, 2:08 p.m. UTC | #2
On 2019/8/27 下午8:49, Rob Herring wrote:
> On Tue, Aug 27, 2019 at 3:59 AM Jiaxun Yang <jiaxun.yang@flygoat.com> wrote:
>> Document Loongson-3 HyperTransport Interrupt controller.
>>
>> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
>> ---
>>   .../loongson,ls3-htintc.yaml                  | 53 +++++++++++++++++++
>>   1 file changed, 53 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
>> new file mode 100644
>> index 000000000000..c1bc0faca656
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
>> @@ -0,0 +1,53 @@
>> +# SPDX-License-Identifier: GPL-2.0
>> +%YAML 1.2
>> +---
>> +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,ls3-htintc.yaml#"
>> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
>> +
>> +title: Loongson-3 HyperTransport Interrupt Controller
>> +
>> +maintainers:
>> +  - Jiaxun Yang <jiaxun.yang@flygoat.com>
>> +
>> +description: |
>> +  This interrupt controller is found in the Loongson-3 family of chips to transfer
>> +  interrupts from PCH connected on HyperTransport bus.
>> +
>> +properties:
>> +  compatible:
>> +    items:
>> +      - enum:
>> +        - loongson,ls3-htintc
> Can be simplified to:
>
> compatible
>    const: loongson,ls3-htintc
>
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  interrupts:
>> +    maxItems: 4
> Need to list out what each of the 4 are.

Hi Rob

These 4 interrupts a just delivered randomly, So it's hard to give out a 
name.

Should I add a description for this?

Thanks,

--

Jiaxun Yang
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
new file mode 100644
index 000000000000..c1bc0faca656
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,ls3-htintc.yaml
@@ -0,0 +1,53 @@ 
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/interrupt-controller/loongson,ls3-htintc.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Loongson-3 HyperTransport Interrupt Controller
+
+maintainers:
+  - Jiaxun Yang <jiaxun.yang@flygoat.com>
+
+description: |
+  This interrupt controller is found in the Loongson-3 family of chips to transfer
+  interrupts from PCH connected on HyperTransport bus.
+
+properties:
+  compatible:
+    items:
+      - enum:
+        - loongson,ls3-htintc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 4
+
+  interrupt-controller: true
+
+  '#interrupt-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - interrupt-controller
+  - '#interrupt-cells'
+
+examples:
+  - |
+		htintc: interrupt-controller@0xEFDFB000080 {
+			compatible = "loongson,ls3-htintc";
+			reg = <0xEFD 0xFB000080 0x100>;
+			interrupt-controller;
+			#interrupt-cells = <1>;
+
+			interrupt-parent = <&iointc>;
+			interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
+						<25 IRQ_TYPE_LEVEL_HIGH>,
+						<26 IRQ_TYPE_LEVEL_HIGH>,
+						<27 IRQ_TYPE_LEVEL_HIGH>;
+    };