[PATCH v2 1/7] dt-bindings: interconnect: qcom: Introduce qcom,rpm-common

From: Konrad Dybcio
Date: Mon Jul 24 2023 - 10:06:41 EST


The current RPM interconnect bindings are messy. Start cleaning them
up with a common include.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
.../bindings/interconnect/qcom,qcm2290.yaml | 18 +++++++-------
.../bindings/interconnect/qcom,rpm-common.yaml | 28 ++++++++++++++++++++++
2 files changed, 36 insertions(+), 10 deletions(-)

diff --git a/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml b/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml
index f65a2fe846de..df89f390a9b0 100644
--- a/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml
+++ b/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml
@@ -13,6 +13,9 @@ description: |
The Qualcomm QCM2290 interconnect providers support adjusting the
bandwidth requirements between the various NoC fabrics.

+allOf:
+ - $ref: qcom,rpm-common.yaml#
+
properties:
reg:
maxItems: 1
@@ -23,9 +26,6 @@ properties:
- qcom,qcm2290-cnoc
- qcom,qcm2290-snoc

- '#interconnect-cells':
- const: 1
-
clock-names:
items:
- const: bus
@@ -44,6 +44,9 @@ patternProperties:
The interconnect providers do not have a separate QoS register space,
but share parent's space.

+ allOf:
+ - $ref: qcom,rpm-common.yaml#
+
properties:
compatible:
enum:
@@ -51,9 +54,6 @@ patternProperties:
- qcom,qcm2290-mmrt-virt
- qcom,qcm2290-mmnrt-virt

- '#interconnect-cells':
- const: 1
-
clock-names:
items:
- const: bus
@@ -66,20 +66,18 @@ patternProperties:

required:
- compatible
- - '#interconnect-cells'
- clock-names
- clocks

- additionalProperties: false
+ unevaluatedProperties: false

required:
- compatible
- reg
- - '#interconnect-cells'
- clock-names
- clocks

-additionalProperties: false
+unevaluatedProperties: false

examples:
- |
diff --git a/Documentation/devicetree/bindings/interconnect/qcom,rpm-common.yaml b/Documentation/devicetree/bindings/interconnect/qcom,rpm-common.yaml
new file mode 100644
index 000000000000..1ea52b091609
--- /dev/null
+++ b/Documentation/devicetree/bindings/interconnect/qcom,rpm-common.yaml
@@ -0,0 +1,28 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interconnect/qcom,rpm-common.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm RPMh Network-On-Chip Interconnect
+
+maintainers:
+ - Konrad Dybcio <konradybcio@xxxxxxxxxx>
+
+description:
+ RPM interconnect providers support for managing system bandwidth requirements
+ through manual requests based on either predefined values or as indicated by
+ the bus monitor hardware. Each provider node represents a NoC bus master,
+ driven by a dedicated clock source.
+
+properties:
+ '#interconnect-cells':
+ oneOf:
+ - const: 2
+ - const: 1
+ deprecated: true
+
+required:
+ - '#interconnect-cells'
+
+additionalProperties: true

--
2.41.0