linux-yocto/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
Georgi Djakov 0af96a3e95 dt-bindings: interconnect: qcom: Do not require reg for sc8180x virt NoCs
The virtual interconnect providers do not have their own IO address space,
but this is not documented in the DT schema and the following warnings are
reported by dtbs_check:

sc8180x-lenovo-flex-5g.dtb: interconnect-camnoc-virt: 'reg' is a required property
sc8180x-lenovo-flex-5g.dtb: interconnect-mc-virt: 'reg' is a required property
sc8180x-lenovo-flex-5g.dtb: interconnect-qup-virt: 'reg' is a required property
sc8180x-primus.dtb: interconnect-camnoc-virt: 'reg' is a required property
sc8180x-primus.dtb: interconnect-mc-virt: 'reg' is a required property
sc8180x-primus.dtb: interconnect-qup-virt: 'reg' is a required property

Fix this by adding them to the list of compatibles that do not require
the reg property.

Link: https://lore.kernel.org/r/20240730141016.1142608-1-djakov@kernel.org
Signed-off-by: Georgi Djakov <djakov@kernel.org>
2024-08-26 01:35:50 +03:00

146 lines
4.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,rpmh.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm RPMh Network-On-Chip Interconnect
maintainers:
- Georgi Djakov <georgi.djakov@linaro.org>
- Odelu Kukatla <quic_okukatla@quicinc.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.
properties:
reg:
maxItems: 1
compatible:
enum:
- qcom,sc7180-aggre1-noc
- qcom,sc7180-aggre2-noc
- qcom,sc7180-camnoc-virt
- qcom,sc7180-compute-noc
- qcom,sc7180-config-noc
- qcom,sc7180-dc-noc
- qcom,sc7180-gem-noc
- qcom,sc7180-mc-virt
- qcom,sc7180-mmss-noc
- qcom,sc7180-npu-noc
- qcom,sc7180-qup-virt
- qcom,sc7180-system-noc
- qcom,sc8180x-aggre1-noc
- qcom,sc8180x-aggre2-noc
- qcom,sc8180x-camnoc-virt
- qcom,sc8180x-compute-noc
- qcom,sc8180x-config-noc
- qcom,sc8180x-dc-noc
- qcom,sc8180x-gem-noc
- qcom,sc8180x-mc-virt
- qcom,sc8180x-mmss-noc
- qcom,sc8180x-qup-virt
- qcom,sc8180x-system-noc
- qcom,sdm670-aggre1-noc
- qcom,sdm670-aggre2-noc
- qcom,sdm670-config-noc
- qcom,sdm670-dc-noc
- qcom,sdm670-gladiator-noc
- qcom,sdm670-mem-noc
- qcom,sdm670-mmss-noc
- qcom,sdm670-system-noc
- qcom,sdm845-aggre1-noc
- qcom,sdm845-aggre2-noc
- qcom,sdm845-config-noc
- qcom,sdm845-dc-noc
- qcom,sdm845-gladiator-noc
- qcom,sdm845-mem-noc
- qcom,sdm845-mmss-noc
- qcom,sdm845-system-noc
- qcom,sdx55-mc-virt
- qcom,sdx55-mem-noc
- qcom,sdx55-system-noc
- qcom,sdx65-mc-virt
- qcom,sdx65-mem-noc
- qcom,sdx65-system-noc
- qcom,sm8150-aggre1-noc
- qcom,sm8150-aggre2-noc
- qcom,sm8150-camnoc-virt
- qcom,sm8150-compute-noc
- qcom,sm8150-config-noc
- qcom,sm8150-dc-noc
- qcom,sm8150-gem-noc
- qcom,sm8150-mc-virt
- qcom,sm8150-mmss-noc
- qcom,sm8150-system-noc
- qcom,sm8250-aggre1-noc
- qcom,sm8250-aggre2-noc
- qcom,sm8250-compute-noc
- qcom,sm8250-config-noc
- qcom,sm8250-dc-noc
- qcom,sm8250-gem-noc
- qcom,sm8250-mc-virt
- qcom,sm8250-mmss-noc
- qcom,sm8250-npu-noc
- qcom,sm8250-qup-virt
- qcom,sm8250-system-noc
- qcom,sm8350-aggre1-noc
- qcom,sm8350-aggre2-noc
- qcom,sm8350-config-noc
- qcom,sm8350-dc-noc
- qcom,sm8350-gem-noc
- qcom,sm8350-lpass-ag-noc
- qcom,sm8350-mc-virt
- qcom,sm8350-mmss-noc
- qcom,sm8350-compute-noc
- qcom,sm8350-system-noc
'#interconnect-cells': true
required:
- compatible
allOf:
- $ref: qcom,rpmh-common.yaml#
- if:
not:
properties:
compatible:
enum:
- qcom,sc8180x-camnoc-virt
- qcom,sc8180x-mc-virt
- qcom,sc8180x-qup-virt
- qcom,sdx65-mc-virt
- qcom,sm8250-qup-virt
then:
required:
- reg
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interconnect/qcom,sdm845.h>
mem_noc: interconnect@1380000 {
compatible = "qcom,sdm845-mem-noc";
reg = <0x01380000 0x27200>;
#interconnect-cells = <1>;
qcom,bcm-voters = <&apps_bcm_voter>;
};
mmss_noc: interconnect@1740000 {
compatible = "qcom,sdm845-mmss-noc";
reg = <0x01740000 0x1c1000>;
#interconnect-cells = <1>;
qcom,bcm-voter-names = "apps", "disp";
qcom,bcm-voters = <&apps_bcm_voter>, <&disp_bcm_voter>;
};