Re: [PATCH v2 06/15] dt-bindings: interconnect: Add Qualcomm Kuno NoC

[Hardeep Sharma <hardeep.sharma@oss.qualcomm.com>]

On 8/17/2026 12:58 PM, Krzysztof Kozlowski wrote:
> On Fri, Aug 14, 2026 at 01:01:37PM +0530, Hardeep Sharma wrote:
>> Document the RPMh-based Network-on-Chip interconnect providers and
>> associated node-ID definitions for the Qualcomm Kuno SoC.
>>
>> Signed-off-by: Hardeep Sharma <hardeep.sharma@oss.qualcomm.com>
>> ---
>>   .../bindings/interconnect/qcom,kuno-rpmh.yaml      | 82 ++++++++++++++++++++
>>   include/dt-bindings/interconnect/qcom,kuno.h       | 89 ++++++++++++++++++++++
>>   2 files changed, 171 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,kuno-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,kuno-rpmh.yaml
>> new file mode 100644
>> index 000000000000..ffbf14356f12
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/interconnect/qcom,kuno-rpmh.yaml
>> @@ -0,0 +1,82 @@
>> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/interconnect/qcom,kuno-rpmh.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm RPMh Network-On-Chip Interconnect on Kuno SoC
>> +
>> +maintainers:
>> +  - Hardeep Sharma <hardeep.sharma@oss.qualcomm.com>
>> +
>> +description: |
>> +  RPMh interconnect providers support system bandwidth requirements through
>> +  RPMh hardware accelerators known as Bus Clock Manager (BCM). The provider is
>> +  able to communicate with the BCM through the Resource State Coordinator (RSC)
>> +  associated with each execution environment. Provider nodes must point to at
>> +  least one RPMh device child node pertaining to their RSC and each provider
>> +  can map to multiple RPMh resources.
>> +
>> +  See also: include/dt-bindings/interconnect/qcom,kuno.h
>> +
>> +properties:
>> +  compatible:
>> +    enum:
>> +      - qcom,kuno-aggre-noc
>> +      - qcom,kuno-clk-virt
>> +      - qcom,kuno-cnoc-main
>> +      - qcom,kuno-dc-noc
>> +      - qcom,kuno-mc-virt
>> +      - qcom,kuno-mem-noc
>> +      - qcom,kuno-pcie-anoc
>> +      - qcom,kuno-system-noc
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    minItems: 1
>> +    maxItems: 4
>> +
>> +  clock-names:
>> +    minItems: 1
>> +    maxItems: 4
> Why are these flexible?
>
> Look at other bindings how this is done.
>
> Best regards,
> Krzysztof

Thanks for review.

You're right.

In v3 I've made the clocks fixed per compatible rather than a flexible 
range, following the sdx75/glymur interconnect bindings.

v3 : 
https://lore.kernel.org/all/20260821-kuno-soc-support-v3-0-196e2b306368@oss.qualcomm.com/

Best Wishes

Hardeep Sharma