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* [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC
@ 2026-04-27  1:17 Shawn Guo
  2026-04-28  6:20 ` Krzysztof Kozlowski
  0 siblings, 1 reply; 5+ messages in thread
From: Shawn Guo @ 2026-04-27  1:17 UTC (permalink / raw)
  To: Will Deacon
  Cc: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Konrad Dybcio,
	Dmitry Baryshkov, Bartosz Golaszewski, Deepti Jaggi, iommu,
	devicetree, linux-arm-msm, linux-kernel, Shawn Guo

Document APPS SMMU on Qualcomm Nord SoC which is compatible with
'qcom,smmu-500'.

Signed-off-by: Shawn Guo <shengchao.guo@oss.qualcomm.com>
---
Changes in v2:
 - Improve commit log to make the compatibility explicit
 - Link to v1: https://lore.kernel.org/all/20260420022452.1239665-1-shengchao.guo@oss.qualcomm.com/

 Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index 06fb5c8e7547..bf29e453058f 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -39,6 +39,7 @@ properties:
               - qcom,glymur-smmu-500
               - qcom,kaanapali-smmu-500
               - qcom,milos-smmu-500
+              - qcom,nord-smmu-500
               - qcom,qcm2290-smmu-500
               - qcom,qcs615-smmu-500
               - qcom,qcs8300-smmu-500
-- 
2.43.0


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC
  2026-04-27  1:17 [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC Shawn Guo
@ 2026-04-28  6:20 ` Krzysztof Kozlowski
  2026-04-28 12:57   ` Shawn Guo
  0 siblings, 1 reply; 5+ messages in thread
From: Krzysztof Kozlowski @ 2026-04-28  6:20 UTC (permalink / raw)
  To: Shawn Guo
  Cc: Will Deacon, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Konrad Dybcio, Dmitry Baryshkov, Bartosz Golaszewski,
	Deepti Jaggi, iommu, devicetree, linux-arm-msm, linux-kernel

On Mon, Apr 27, 2026 at 09:17:28AM +0800, Shawn Guo wrote:
> Document APPS SMMU on Qualcomm Nord SoC which is compatible with

What is APPS?

> 'qcom,smmu-500'.

What is qcom,smmu-500? And which one? Adreno or not-Adreno? Please do
not add any obvious parts to commit msg.

Best regards,
Krzysztof


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC
  2026-04-28  6:20 ` Krzysztof Kozlowski
@ 2026-04-28 12:57   ` Shawn Guo
  2026-04-28 13:02     ` Krzysztof Kozlowski
  0 siblings, 1 reply; 5+ messages in thread
From: Shawn Guo @ 2026-04-28 12:57 UTC (permalink / raw)
  To: Krzysztof Kozlowski
  Cc: Will Deacon, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Konrad Dybcio, Dmitry Baryshkov, Bartosz Golaszewski,
	Deepti Jaggi, iommu, devicetree, linux-arm-msm, linux-kernel

On Tue, Apr 28, 2026 at 08:20:35AM +0200, Krzysztof Kozlowski wrote:
> On Mon, Apr 27, 2026 at 09:17:28AM +0800, Shawn Guo wrote:
> > Document APPS SMMU on Qualcomm Nord SoC which is compatible with
> 
> What is APPS?

Should be APSS.  Thanks for spotting it!

> 
> > 'qcom,smmu-500'.
> 
> What is qcom,smmu-500? And which one? Adreno or not-Adreno? Please do
> not add any obvious parts to commit msg.

Will drop it.

Shawn

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC
  2026-04-28 12:57   ` Shawn Guo
@ 2026-04-28 13:02     ` Krzysztof Kozlowski
  2026-04-28 13:11       ` Shawn Guo
  0 siblings, 1 reply; 5+ messages in thread
From: Krzysztof Kozlowski @ 2026-04-28 13:02 UTC (permalink / raw)
  To: Shawn Guo
  Cc: Will Deacon, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Konrad Dybcio, Dmitry Baryshkov, Bartosz Golaszewski,
	Deepti Jaggi, iommu, devicetree, linux-arm-msm, linux-kernel

On 28/04/2026 14:57, Shawn Guo wrote:
> On Tue, Apr 28, 2026 at 08:20:35AM +0200, Krzysztof Kozlowski wrote:
>> On Mon, Apr 27, 2026 at 09:17:28AM +0800, Shawn Guo wrote:
>>> Document APPS SMMU on Qualcomm Nord SoC which is compatible with
>>
>> What is APPS?
> 
> Should be APSS.  Thanks for spotting it!

True, but what is APSS? Maybe you meant AP, which I think is known to
most of the audience. Qualcomm names are not known outside of Qualcomm,
so question stays.

Best regards,
Krzysztof

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC
  2026-04-28 13:02     ` Krzysztof Kozlowski
@ 2026-04-28 13:11       ` Shawn Guo
  0 siblings, 0 replies; 5+ messages in thread
From: Shawn Guo @ 2026-04-28 13:11 UTC (permalink / raw)
  To: Krzysztof Kozlowski
  Cc: Will Deacon, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Konrad Dybcio, Dmitry Baryshkov, Bartosz Golaszewski,
	Deepti Jaggi, iommu, devicetree, linux-arm-msm, linux-kernel

On Tue, Apr 28, 2026 at 03:02:13PM +0200, Krzysztof Kozlowski wrote:
> On 28/04/2026 14:57, Shawn Guo wrote:
> > On Tue, Apr 28, 2026 at 08:20:35AM +0200, Krzysztof Kozlowski wrote:
> >> On Mon, Apr 27, 2026 at 09:17:28AM +0800, Shawn Guo wrote:
> >>> Document APPS SMMU on Qualcomm Nord SoC which is compatible with
> >>
> >> What is APPS?
> > 
> > Should be APSS.  Thanks for spotting it!
> 
> True, but what is APSS? Maybe you meant AP, which I think is known to
> most of the audience. Qualcomm names are not known outside of Qualcomm,
> so question stays.

Ah, I will expand it to Applications Processor Subsystem.

Shawn

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2026-04-28 13:11 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-04-27  1:17 [PATCH v2] dt-bindings: arm-smmu: Add compatible for Qualcomm Nord SoC Shawn Guo
2026-04-28  6:20 ` Krzysztof Kozlowski
2026-04-28 12:57   ` Shawn Guo
2026-04-28 13:02     ` Krzysztof Kozlowski
2026-04-28 13:11       ` Shawn Guo

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