linuxdebug/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml

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YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,qcm2290.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm QCM2290 Network-On-Chip interconnect
maintainers:
- Shawn Guo <shawn.guo@linaro.org>
description: |
The Qualcomm QCM2290 interconnect providers support adjusting the
bandwidth requirements between the various NoC fabrics.
properties:
reg:
maxItems: 1
compatible:
enum:
- qcom,qcm2290-bimc
- qcom,qcm2290-cnoc
- qcom,qcm2290-snoc
'#interconnect-cells':
const: 1
clock-names:
items:
- const: bus
- const: bus_a
clocks:
items:
- description: Bus Clock
- description: Bus A Clock
# Child node's properties
patternProperties:
'^interconnect-[a-z0-9]+$':
type: object
description:
The interconnect providers do not have a separate QoS register space,
but share parent's space.
properties:
compatible:
enum:
- qcom,qcm2290-qup-virt
- qcom,qcm2290-mmrt-virt
- qcom,qcm2290-mmnrt-virt
'#interconnect-cells':
const: 1
clock-names:
items:
- const: bus
- const: bus_a
clocks:
items:
- description: Bus Clock
- description: Bus A Clock
required:
- compatible
- '#interconnect-cells'
- clock-names
- clocks
additionalProperties: false
required:
- compatible
- reg
- '#interconnect-cells'
- clock-names
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/qcom,rpmcc.h>
snoc: interconnect@1880000 {
compatible = "qcom,qcm2290-snoc";
reg = <0x01880000 0x60200>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_SNOC_CLK>,
<&rpmcc RPM_SMD_SNOC_A_CLK>;
qup_virt: interconnect-qup {
compatible = "qcom,qcm2290-qup-virt";
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_QUP_CLK>,
<&rpmcc RPM_SMD_QUP_A_CLK>;
};
mmnrt_virt: interconnect-mmnrt {
compatible = "qcom,qcm2290-mmnrt-virt";
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_MMNRT_CLK>,
<&rpmcc RPM_SMD_MMNRT_A_CLK>;
};
mmrt_virt: interconnect-mmrt {
compatible = "qcom,qcm2290-mmrt-virt";
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_MMRT_CLK>,
<&rpmcc RPM_SMD_MMRT_A_CLK>;
};
};
cnoc: interconnect@1900000 {
compatible = "qcom,qcm2290-cnoc";
reg = <0x01900000 0x8200>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_CNOC_CLK>,
<&rpmcc RPM_SMD_CNOC_A_CLK>;
};
bimc: interconnect@4480000 {
compatible = "qcom,qcm2290-bimc";
reg = <0x04480000 0x80000>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
<&rpmcc RPM_SMD_BIMC_A_CLK>;
};