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|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,rpm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm RPM Network-On-Chip Interconnect
maintainers:
- Georgi Djakov <georgi.djakov@linaro.org>
description: |
RPM interconnect providers support system bandwidth requirements through
RPM processor. The provider is able to communicate with the RPM through
the RPM shared memory device.
properties:
reg:
maxItems: 1
compatible:
enum:
- qcom,msm8916-bimc
- qcom,msm8916-pcnoc
- qcom,msm8916-snoc
- qcom,msm8939-bimc
- qcom,msm8939-pcnoc
- qcom,msm8939-snoc
- qcom,msm8996-a0noc
- qcom,msm8996-a1noc
- qcom,msm8996-a2noc
- qcom,msm8996-bimc
- qcom,msm8996-cnoc
- qcom,msm8996-mnoc
- qcom,msm8996-pnoc
- qcom,msm8996-snoc
- qcom,qcs404-bimc
- qcom,qcs404-pcnoc
- qcom,qcs404-snoc
- qcom,sdm660-a2noc
- qcom,sdm660-bimc
- qcom,sdm660-cnoc
- qcom,sdm660-gnoc
- qcom,sdm660-mnoc
- qcom,sdm660-snoc
'#interconnect-cells':
description: |
Value: <1> is one cell in an interconnect specifier for the
interconnect node id, <2> requires the interconnect node id and an
extra path tag.
enum: [ 1, 2 ]
clocks:
minItems: 2
maxItems: 7
clock-names:
minItems: 2
maxItems: 7
power-domains:
maxItems: 1
required:
- compatible
- reg
- '#interconnect-cells'
- clock-names
- clocks
additionalProperties: false
allOf:
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8916-bimc
- qcom,msm8916-pcnoc
- qcom,msm8916-snoc
- qcom,msm8939-bimc
- qcom,msm8939-pcnoc
- qcom,msm8939-snoc
- qcom,msm8996-a1noc
- qcom,msm8996-a2noc
- qcom,msm8996-bimc
- qcom,msm8996-cnoc
- qcom,msm8996-pnoc
- qcom,msm8996-snoc
- qcom,qcs404-bimc
- qcom,qcs404-pcnoc
- qcom,qcs404-snoc
- qcom,sdm660-bimc
- qcom,sdm660-cnoc
- qcom,sdm660-gnoc
- qcom,sdm660-snoc
then:
properties:
clock-names:
items:
- const: bus
- const: bus_a
clocks:
items:
- description: Bus Clock
- description: Bus A Clock
# Child node's properties
patternProperties:
'^interconnect-[a-z0-9]+$':
type: object
description:
snoc-mm is a child of snoc, sharing snoc's register address space.
properties:
compatible:
enum:
- qcom,msm8939-snoc-mm
'#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
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8996-mnoc
- qcom,sdm660-mnoc
then:
properties:
clock-names:
items:
- const: bus
- const: bus_a
- const: iface
clocks:
items:
- description: Bus Clock.
- description: Bus A Clock.
- description: CPU-NoC High-performance Bus Clock.
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8996-a0noc
then:
properties:
clock-names:
items:
- const: aggre0_snoc_axi
- const: aggre0_cnoc_ahb
- const: aggre0_noc_mpu_cfg
clocks:
items:
- description: Aggregate0 System NoC AXI Clock.
- description: Aggregate0 Config NoC AHB Clock.
- description: Aggregate0 NoC MPU Clock.
required:
- power-domains
- if:
properties:
compatible:
contains:
enum:
- qcom,sdm660-a2noc
then:
properties:
clock-names:
items:
- const: bus
- const: bus_a
- const: ipa
- const: ufs_axi
- const: aggre2_ufs_axi
- const: aggre2_usb3_axi
- const: cfg_noc_usb2_axi
clocks:
items:
- description: Bus Clock.
- description: Bus A Clock.
- description: IPA Clock.
- description: UFS AXI Clock.
- description: Aggregate2 UFS AXI Clock.
- description: Aggregate2 USB3 AXI Clock.
- description: Config NoC USB2 AXI Clock.
examples:
- |
#include <dt-bindings/clock/qcom,rpmcc.h>
bimc: interconnect@400000 {
compatible = "qcom,msm8916-bimc";
reg = <0x00400000 0x62000>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
<&rpmcc RPM_SMD_BIMC_A_CLK>;
};
pcnoc: interconnect@500000 {
compatible = "qcom,msm8916-pcnoc";
reg = <0x00500000 0x11000>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_PCNOC_CLK>,
<&rpmcc RPM_SMD_PCNOC_A_CLK>;
};
snoc: interconnect@580000 {
compatible = "qcom,msm8916-snoc";
reg = <0x00580000 0x14000>;
#interconnect-cells = <1>;
clock-names = "bus", "bus_a";
clocks = <&rpmcc RPM_SMD_SNOC_CLK>,
<&rpmcc RPM_SMD_SNOC_A_CLK>;
};
|
