diff mbox series

[1/2] dt-bindings: arm: coresight: Add 'power-domains' property

Message ID 20220721212718.1980905-1-robh@kernel.org
State Accepted
Commit 8559e62ccb4b0b77eb33496d9984ce05f0b756bb
Headers show
Series [1/2] dt-bindings: arm: coresight: Add 'power-domains' property | expand

Commit Message

Rob Herring (Arm) July 21, 2022, 9:27 p.m. UTC
Coresight components may be in a power domain which is the case for the Arm
Juno board. Allow a single 'power-domains' entry for Coresight components.

Signed-off-by: Rob Herring <robh@kernel.org>
---
 Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml  | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml   | 3 +++
 .../devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml  | 3 +++
 .../bindings/arm/arm,coresight-dynamic-replicator.yaml         | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml   | 3 +++
 .../devicetree/bindings/arm/arm,coresight-static-funnel.yaml   | 3 +++
 .../bindings/arm/arm,coresight-static-replicator.yaml          | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml   | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml   | 3 +++
 Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml  | 3 +++
 .../devicetree/bindings/arm/arm,embedded-trace-extension.yaml  | 3 +++
 12 files changed, 36 insertions(+)

Comments

Sudeep Holla July 22, 2022, 8:35 a.m. UTC | #1
On Thu, Jul 21, 2022 at 03:27:14PM -0600, Rob Herring wrote:
> Coresight components may be in a power domain which is the case for the Arm
> Juno board. Allow a single 'power-domains' entry for Coresight components.
>

I assume the maxItems can be changed in case if some platforms have multiple
power domains especially for some per CPU coresight ETR/debug components.

But for now, it looks good.

Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>

--
Regards,
Sudeep
Rob Herring (Arm) Aug. 24, 2022, 7:04 p.m. UTC | #2
On Thu, Jul 21, 2022 at 4:27 PM Rob Herring <robh@kernel.org> wrote:
>
> Coresight components may be in a power domain which is the case for the Arm
> Juno board. Allow a single 'power-domains' entry for Coresight components.

Ping.

>
> Signed-off-by: Rob Herring <robh@kernel.org>
> ---
>  Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml  | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml   | 3 +++
>  .../devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml  | 3 +++
>  .../bindings/arm/arm,coresight-dynamic-replicator.yaml         | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml   | 3 +++
>  .../devicetree/bindings/arm/arm,coresight-static-funnel.yaml   | 3 +++
>  .../bindings/arm/arm,coresight-static-replicator.yaml          | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml   | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml   | 3 +++
>  Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml  | 3 +++
>  .../devicetree/bindings/arm/arm,embedded-trace-extension.yaml  | 3 +++
>  12 files changed, 36 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
> index d783d9276124..2bae06eed693 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
> @@ -61,6 +61,9 @@ properties:
>      maxItems: 1
>      description: Address translation error interrupt
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
> index 72ffe4d1e948..0c5b875cb654 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
> @@ -98,6 +98,9 @@ properties:
>        base cti node if compatible string arm,coresight-cti-v8-arch is used,
>        or may appear in a trig-conns child node when appropriate.
>
> +  power-domains:
> +    maxItems: 1
> +
>    arm,cti-ctm-id:
>      $ref: /schemas/types.yaml#/definitions/uint32
>      description:
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
> index 1eeedc22857c..44a1041cb0fc 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
> @@ -54,6 +54,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
> index a26ed9214e00..03792e9bd97a 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
> @@ -54,6 +54,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    qcom,replicator-loses-context:
>      type: boolean
>      description:
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
> index fd06ede26ceb..90679788e0bf 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
> @@ -54,6 +54,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
> index e0377ce48537..01200f67504a 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
> @@ -73,6 +73,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    arm,coresight-loses-context-with-cpu:
>      type: boolean
>      description:
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
> index b9da30ab9ccd..06a1d346982c 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
> @@ -27,6 +27,9 @@ properties:
>    compatible:
>      const: arm,coresight-static-funnel
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> index 66ee97370fb2..5178e7fdff0b 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
> @@ -27,6 +27,9 @@ properties:
>    compatible:
>      const: arm,coresight-static-replicator
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
> index 905008faa012..378380c3f5aa 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
> @@ -61,6 +61,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    out-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
> index 3463b6e53aef..e0b88a71356a 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
> @@ -55,6 +55,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    arm,buffer-size:
>      $ref: /schemas/types.yaml#/definitions/uint32
>      deprecated: true
> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
> index e80d48200c37..61a0cdc27745 100644
> --- a/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
> @@ -54,6 +54,9 @@ properties:
>        - const: apb_pclk
>        - const: atclk
>
> +  power-domains:
> +    maxItems: 1
> +
>    in-ports:
>      $ref: /schemas/graph.yaml#/properties/ports
>      additionalProperties: false
> diff --git a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> index 5f07fb166c56..108460627d9a 100644
> --- a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> @@ -33,6 +33,9 @@ properties:
>        Handle to the cpu this ETE is bound to.
>      $ref: /schemas/types.yaml#/definitions/phandle
>
> +  power-domains:
> +    maxItems: 1
> +
>    out-ports:
>      description: |
>        Output connections from the ETE to legacy CoreSight trace bus.
> --
> 2.34.1
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
index d783d9276124..2bae06eed693 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-catu.yaml
@@ -61,6 +61,9 @@  properties:
     maxItems: 1
     description: Address translation error interrupt
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
index 72ffe4d1e948..0c5b875cb654 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml
@@ -98,6 +98,9 @@  properties:
       base cti node if compatible string arm,coresight-cti-v8-arch is used,
       or may appear in a trig-conns child node when appropriate.
 
+  power-domains:
+    maxItems: 1
+
   arm,cti-ctm-id:
     $ref: /schemas/types.yaml#/definitions/uint32
     description:
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
index 1eeedc22857c..44a1041cb0fc 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-funnel.yaml
@@ -54,6 +54,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
 
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
index a26ed9214e00..03792e9bd97a 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic-replicator.yaml
@@ -54,6 +54,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   qcom,replicator-loses-context:
     type: boolean
     description:
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
index fd06ede26ceb..90679788e0bf 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-etb10.yaml
@@ -54,6 +54,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
index e0377ce48537..01200f67504a 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml
@@ -73,6 +73,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   arm,coresight-loses-context-with-cpu:
     type: boolean
     description:
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
index b9da30ab9ccd..06a1d346982c 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-static-funnel.yaml
@@ -27,6 +27,9 @@  properties:
   compatible:
     const: arm,coresight-static-funnel
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
 
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
index 66ee97370fb2..5178e7fdff0b 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-static-replicator.yaml
@@ -27,6 +27,9 @@  properties:
   compatible:
     const: arm,coresight-static-replicator
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
index 905008faa012..378380c3f5aa 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml
@@ -61,6 +61,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   out-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
index 3463b6e53aef..e0b88a71356a 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
@@ -55,6 +55,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   arm,buffer-size:
     $ref: /schemas/types.yaml#/definitions/uint32
     deprecated: true
diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
index e80d48200c37..61a0cdc27745 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml
@@ -54,6 +54,9 @@  properties:
       - const: apb_pclk
       - const: atclk
 
+  power-domains:
+    maxItems: 1
+
   in-ports:
     $ref: /schemas/graph.yaml#/properties/ports
     additionalProperties: false
diff --git a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
index 5f07fb166c56..108460627d9a 100644
--- a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
@@ -33,6 +33,9 @@  properties:
       Handle to the cpu this ETE is bound to.
     $ref: /schemas/types.yaml#/definitions/phandle
 
+  power-domains:
+    maxItems: 1
+
   out-ports:
     description: |
       Output connections from the ETE to legacy CoreSight trace bus.