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