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[v4,5/6] dt-bindings: drm/msm/gpu: Add optional resets

Message ID 20220819221017.v4.5.Ieffadd08a071a233213ced4406bf84bb5922ab9a@changeid (mailing list archive)
State Superseded
Headers show
Series clk/qcom: Support gdsc collapse polling using 'reset' interface | expand

Commit Message

Akhil P Oommen Aug. 19, 2022, 4:40 p.m. UTC
Add an optional reference to GPUCC reset which can be used to ensure cx
gdsc collapse during gpu recovery.

Signed-off-by: Akhil P Oommen <quic_akhilpo@quicinc.com>
---

Changes in v4:
- New patch in v4

 Documentation/devicetree/bindings/display/msm/gpu.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Rob Herring (Arm) Aug. 22, 2022, 7:10 p.m. UTC | #1
On Fri, 19 Aug 2022 22:10:44 +0530, Akhil P Oommen wrote:
> Add an optional reference to GPUCC reset which can be used to ensure cx
> gdsc collapse during gpu recovery.
> 
> Signed-off-by: Akhil P Oommen <quic_akhilpo@quicinc.com>
> ---
> 
> Changes in v4:
> - New patch in v4
> 
>  Documentation/devicetree/bindings/display/msm/gpu.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 

Acked-by: Rob Herring <robh@kernel.org>
Krzysztof Kozlowski Aug. 23, 2022, 11:11 a.m. UTC | #2
On 19/08/2022 19:40, Akhil P Oommen wrote:
>  Documentation/devicetree/bindings/display/msm/gpu.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/msm/gpu.yaml b/Documentation/devicetree/bindings/display/msm/gpu.yaml
> index 3397bc3..4576b31 100644
> --- a/Documentation/devicetree/bindings/display/msm/gpu.yaml
> +++ b/Documentation/devicetree/bindings/display/msm/gpu.yaml
> @@ -109,6 +109,13 @@ properties:
>        For GMU attached devices a phandle to the GMU device that will
>        control the power for the GPU.
>  
> +  resets:
> +    maxItems: 1
> +
> +  reset-names:
> +    items:
> +      - const: cx_collapse
> +

Just one blank line, not two. You can keep Rob's ack with that change.

>  required:
>    - compatible


Best regards,
Krzysztof
Akhil P Oommen Aug. 23, 2022, 9:31 p.m. UTC | #3
On 8/23/2022 4:41 PM, Krzysztof Kozlowski wrote:
> On 19/08/2022 19:40, Akhil P Oommen wrote:
>>   Documentation/devicetree/bindings/display/msm/gpu.yaml | 7 +++++++
>>   1 file changed, 7 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/display/msm/gpu.yaml b/Documentation/devicetree/bindings/display/msm/gpu.yaml
>> index 3397bc3..4576b31 100644
>> --- a/Documentation/devicetree/bindings/display/msm/gpu.yaml
>> +++ b/Documentation/devicetree/bindings/display/msm/gpu.yaml
>> @@ -109,6 +109,13 @@ properties:
>>         For GMU attached devices a phandle to the GMU device that will
>>         control the power for the GPU.
>>   
>> +  resets:
>> +    maxItems: 1
>> +
>> +  reset-names:
>> +    items:
>> +      - const: cx_collapse
>> +
> Just one blank line, not two. You can keep Rob's ack with that change.
Sure.

-Akhil.
>>   required:
>>     - compatible
>
> Best regards,
> Krzysztof
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/display/msm/gpu.yaml b/Documentation/devicetree/bindings/display/msm/gpu.yaml
index 3397bc3..4576b31 100644
--- a/Documentation/devicetree/bindings/display/msm/gpu.yaml
+++ b/Documentation/devicetree/bindings/display/msm/gpu.yaml
@@ -109,6 +109,13 @@  properties:
       For GMU attached devices a phandle to the GMU device that will
       control the power for the GPU.
 
+  resets:
+    maxItems: 1
+
+  reset-names:
+    items:
+      - const: cx_collapse
+
 
 required:
   - compatible