Re: [PATCH v3 2/5] dt-bindings: interconnect: qcom: Split out rpmh-common bindings

From: Krzysztof Kozlowski
Date: Thu May 26 2022 - 08:34:48 EST


On 25/05/2022 16:43, Luca Weiss wrote:
> In preparation for the platforms, split out common definitions used in
> rpmh-based interconnects.
>
> Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
> ---
> Changes since v2:
> * Reorganize patches so order is more logical
> * Replace bouncing maintainer email with Bjorn
> * maxItems: 2 for qcom,bcm-voters and qcom,bcm-voter-names
> * Remove | from some descriptions
>
> .../interconnect/qcom,rpmh-common.yaml | 43 +++++++++++++++++++
> .../bindings/interconnect/qcom,rpmh.yaml | 22 +++-------
> 2 files changed, 48 insertions(+), 17 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,rpmh-common.yaml
>
> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,rpmh-common.yaml b/Documentation/devicetree/bindings/interconnect/qcom,rpmh-common.yaml
> new file mode 100644
> index 000000000000..e962e8dc9a61
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interconnect/qcom,rpmh-common.yaml
> @@ -0,0 +1,43 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/interconnect/qcom,rpmh-common.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm RPMh Network-On-Chip Interconnect
> +
> +maintainers:
> + - Georgi Djakov <georgi.djakov@xxxxxxxxxx>
> + - Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> +
> +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.
> +
> +properties:
> + '#interconnect-cells':
> + enum: [ 1, 2 ]
> +
> + qcom,bcm-voters:
> + $ref: /schemas/types.yaml#/definitions/phandle-array
> + items:
> + maxItems: 1
> + maxItems: 2
> + description:
> + List of phandles to qcom,bcm-voter nodes that are required by
> + this interconnect to send RPMh commands.
> +
> + qcom,bcm-voter-names:
> + description:
> + Names for each of the qcom,bcm-voters specified.
> + maxItems: 2

Property above has maxItems before description, so let's make it
consistent (also above).

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>


Best regards,
Krzysztof