172 lines
4.3 KiB
YAML
172 lines
4.3 KiB
YAML
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# 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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$id: "http://devicetree.org/schemas/mailbox/qcom,apcs-kpss-global.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Qualcomm APCS global block bindings
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description:
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This binding describes the APCS "global" block found in various Qualcomm
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platforms.
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maintainers:
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- Jassi Brar <jassisinghbrar@gmail.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- qcom,ipq6018-apcs-apps-global
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- qcom,ipq8074-apcs-apps-global
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- qcom,msm8976-apcs-kpss-global
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- qcom,msm8996-apcs-hmss-global
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- qcom,msm8998-apcs-hmss-global
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- qcom,qcm2290-apcs-hmss-global
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- qcom,sc7180-apss-shared
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- qcom,sc8180x-apss-shared
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- qcom,sdm660-apcs-hmss-global
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- qcom,sdm845-apss-shared
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- qcom,sm6125-apcs-hmss-global
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- qcom,sm6115-apcs-hmss-global
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- qcom,sm8150-apss-shared
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- items:
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- enum:
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- qcom,msm8916-apcs-kpss-global
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- qcom,msm8939-apcs-kpss-global
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- qcom,msm8953-apcs-kpss-global
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- qcom,msm8994-apcs-kpss-global
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- qcom,qcs404-apcs-apps-global
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- const: syscon
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reg:
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maxItems: 1
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clocks:
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description: phandles to the parent clocks of the clock driver
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minItems: 2
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maxItems: 3
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'#mbox-cells':
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const: 1
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'#clock-cells':
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enum: [0, 1]
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clock-names:
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minItems: 2
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maxItems: 3
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required:
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- compatible
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- reg
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- '#mbox-cells'
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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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enum:
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- qcom,msm8916-apcs-kpss-global
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- qcom,msm8994-apcs-kpss-global
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- qcom,msm8996-apcs-hmss-global
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- qcom,msm8998-apcs-hmss-global
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- qcom,qcs404-apcs-apps-global
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- qcom,sc7180-apss-shared
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- qcom,sdm660-apcs-hmss-global
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- qcom,sdm845-apss-shared
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- qcom,sm6125-apcs-hmss-global
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- qcom,sm8150-apss-shared
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then:
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properties:
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clocks:
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items:
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- description: primary pll parent of the clock driver
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- description: auxiliary parent
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clock-names:
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items:
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- const: pll
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- const: aux
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- if:
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properties:
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compatible:
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enum:
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- qcom,sdx55-apcs-gcc
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then:
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properties:
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clocks:
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items:
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- description: primary pll parent of the clock driver
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- description: auxiliary parent
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- description: reference clock
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clock-names:
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items:
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- const: pll
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- const: aux
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- const: ref
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- if:
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properties:
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compatible:
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enum:
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- qcom,ipq6018-apcs-apps-global
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- qcom,ipq8074-apcs-apps-global
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then:
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properties:
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clocks:
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items:
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- description: primary pll parent of the clock driver
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- description: XO clock
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clock-names:
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items:
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- const: pll
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- const: xo
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- if:
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properties:
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compatible:
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enum:
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- qcom,ipq6018-apcs-apps-global
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- qcom,ipq8074-apcs-apps-global
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then:
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properties:
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'#clock-cells':
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const: 1
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else:
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properties:
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'#clock-cells':
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const: 0
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examples:
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# Example apcs with msm8996
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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apcs_glb: mailbox@9820000 {
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compatible = "qcom,msm8996-apcs-hmss-global";
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reg = <0x9820000 0x1000>;
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#mbox-cells = <1>;
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};
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rpm-glink {
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compatible = "qcom,glink-rpm";
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interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
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qcom,rpm-msg-ram = <&rpm_msg_ram>;
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mboxes = <&apcs_glb 0>;
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mbox-names = "rpm_hlos";
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};
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# Example apcs with qcs404
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- |
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#define GCC_APSS_AHB_CLK_SRC 1
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#define GCC_GPLL0_AO_OUT_MAIN 123
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apcs: mailbox@b011000 {
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compatible = "qcom,qcs404-apcs-apps-global", "syscon";
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reg = <0x0b011000 0x1000>;
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#mbox-cells = <1>;
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clocks = <&apcs_hfpll>, <&gcc GCC_GPLL0_AO_OUT_MAIN>;
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clock-names = "pll", "aux";
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#clock-cells = <0>;
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};
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