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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mailbox/qcom,apcs-kpss-global.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm APCS global block
description:
This binding describes the APCS "global" block found in various Qualcomm
platforms.
maintainers:
- Jassi Brar <jassisinghbrar@gmail.com>
properties:
compatible:
oneOf:
- items:
- enum:
- qcom,ipq5018-apcs-apps-global
- qcom,ipq5332-apcs-apps-global
- qcom,ipq8074-apcs-apps-global
- qcom,ipq9574-apcs-apps-global
- const: qcom,ipq6018-apcs-apps-global
- items:
- enum:
- qcom,qcs404-apcs-apps-global
- const: qcom,msm8916-apcs-kpss-global
- const: syscon
- items:
- enum:
- qcom,msm8976-apcs-kpss-global
- const: qcom,msm8994-apcs-kpss-global
- const: syscon
- items:
- enum:
- qcom,msm8998-apcs-hmss-global
- qcom,sdm660-apcs-hmss-global
- qcom,sm4250-apcs-hmss-global
- qcom,sm6115-apcs-hmss-global
- qcom,sm6125-apcs-hmss-global
- const: qcom,msm8994-apcs-kpss-global
- items:
- enum:
- qcom,sc7180-apss-shared
- qcom,sc8180x-apss-shared
- qcom,sm8150-apss-shared
- const: qcom,sdm845-apss-shared
- items:
- enum:
- qcom,msm8916-apcs-kpss-global
- qcom,msm8939-apcs-kpss-global
- qcom,msm8953-apcs-kpss-global
- qcom,msm8994-apcs-kpss-global
- qcom,sdx55-apcs-gcc
- const: syscon
- enum:
- qcom,ipq6018-apcs-apps-global
- qcom,msm8996-apcs-hmss-global
- qcom,qcm2290-apcs-hmss-global
- qcom,sdm845-apss-shared
reg:
maxItems: 1
clocks:
description: phandles to the parent clocks of the clock driver
minItems: 2
maxItems: 3
'#mbox-cells':
const: 1
'#clock-cells':
enum: [0, 1]
clock-names:
minItems: 2
maxItems: 3
required:
- compatible
- reg
- '#mbox-cells'
additionalProperties: false
allOf:
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8916-apcs-kpss-global
then:
properties:
clocks:
items:
- description: primary pll parent of the clock driver
- description: auxiliary parent
clock-names:
items:
- const: pll
- const: aux
- if:
properties:
compatible:
contains:
enum:
- qcom,msm8939-apcs-kpss-global
then:
properties:
clocks:
items:
- description: primary pll parent of the clock driver
- description: auxiliary parent
- description: reference clock
clock-names:
items:
- const: pll
- const: aux
- const: ref
- if:
properties:
compatible:
contains:
enum:
- qcom,sdx55-apcs-gcc
then:
properties:
clocks:
items:
- description: reference clock
- description: primary pll parent of the clock driver
- description: auxiliary parent
clock-names:
items:
- const: ref
- const: pll
- const: aux
- if:
properties:
compatible:
contains:
enum:
- qcom,ipq6018-apcs-apps-global
then:
properties:
clocks:
items:
- description: primary pll parent of the clock driver
- description: XO clock
- description: GCC GPLL0 clock source
clock-names:
items:
- const: pll
- const: xo
- const: gpll0
- if:
properties:
compatible:
enum:
- qcom,msm8953-apcs-kpss-global
- qcom,msm8994-apcs-kpss-global
- qcom,msm8996-apcs-hmss-global
- qcom,qcm2290-apcs-hmss-global
- qcom,sdm845-apss-shared
then:
properties:
clocks: false
clock-names: false
- if:
properties:
compatible:
contains:
enum:
- qcom,ipq6018-apcs-apps-global
then:
properties:
'#clock-cells':
const: 1
else:
properties:
'#clock-cells':
const: 0
examples:
# Example apcs with msm8996
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
apcs_glb: mailbox@9820000 {
compatible = "qcom,msm8996-apcs-hmss-global";
reg = <0x9820000 0x1000>;
#mbox-cells = <1>;
#clock-cells = <0>;
};
rpm-glink {
compatible = "qcom,glink-rpm";
interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
qcom,rpm-msg-ram = <&rpm_msg_ram>;
mboxes = <&apcs_glb 0>;
};
# Example apcs with qcs404
- |
#define GCC_APSS_AHB_CLK_SRC 1
#define GCC_GPLL0_AO_OUT_MAIN 123
apcs: mailbox@b011000 {
compatible = "qcom,qcs404-apcs-apps-global",
"qcom,msm8916-apcs-kpss-global", "syscon";
reg = <0x0b011000 0x1000>;
#mbox-cells = <1>;
clocks = <&apcs_hfpll>, <&gcc GCC_GPLL0_AO_OUT_MAIN>;
clock-names = "pll", "aux";
#clock-cells = <0>;
};
|
