191 lines
4.6 KiB
YAML
191 lines
4.6 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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$id: http://devicetree.org/schemas/pinctrl/qcom,pmic-mpp.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm PMIC Multi-Purpose Pin (MPP) block
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maintainers:
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- Bjorn Andersson <bjorn.andersson@linaro.org>
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description:
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This binding describes the MPP block(s) found in the 8xxx series of
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PMIC's from Qualcomm.
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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,pm8019-mpp
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- qcom,pm8226-mpp
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- qcom,pm8841-mpp
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- qcom,pm8916-mpp
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- qcom,pm8941-mpp
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- qcom,pm8950-mpp
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- qcom,pmi8950-mpp
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- qcom,pm8994-mpp
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- qcom,pma8084-mpp
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- qcom,pmi8994-mpp
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- const: qcom,spmi-mpp
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- items:
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- enum:
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- qcom,pm8018-mpp
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- qcom,pm8038-mpp
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- qcom,pm8058-mpp
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- qcom,pm8821-mpp
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- qcom,pm8917-mpp
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- qcom,pm8921-mpp
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- const: qcom,ssbi-mpp
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reg:
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maxItems: 1
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interrupt-controller: true
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'#interrupt-cells':
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const: 2
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gpio-controller: true
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gpio-line-names: true
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gpio-ranges:
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maxItems: 1
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'#gpio-cells':
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const: 2
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description:
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The first cell will be used to define gpio number and the
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second denotes the flags for this gpio
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additionalProperties: false
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required:
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- compatible
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- reg
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- gpio-controller
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- '#gpio-cells'
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- gpio-ranges
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- interrupt-controller
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patternProperties:
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'-state$':
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oneOf:
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- $ref: "#/$defs/qcom-pmic-mpp-state"
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- patternProperties:
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'-pins$':
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$ref: "#/$defs/qcom-pmic-mpp-state"
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additionalProperties: false
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$defs:
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qcom-pmic-mpp-state:
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type: object
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allOf:
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- $ref: "pinmux-node.yaml"
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- $ref: "pincfg-node.yaml"
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properties:
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pins:
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description:
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List of gpio pins affected by the properties specified in
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this subnode. Valid pins are
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- mpp1-mpp4 for pm8841
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- mpp1-mpp4 for pm8916
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- mpp1-mpp8 for pm8941
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- mpp1-mpp4 for pm8950
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- mpp1-mpp4 for pmi8950
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- mpp1-mpp4 for pma8084
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items:
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pattern: "^mpp([0-9]+)$"
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function:
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items:
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- enum:
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- digital
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- analog
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- sink
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bias-disable: true
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bias-pull-up: true
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bias-high-impedance: true
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input-enable: true
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output-high: true
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output-low: true
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power-source: true
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qcom,analog-level:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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Selects the source for analog output. Valued values are defined in
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<dt-binding/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AOUT_LVL_*
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enum: [0, 1, 2, 3, 4, 5, 6, 7]
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qcom,atest:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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Selects ATEST rail to route to GPIO when it's
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configured in analog-pass-through mode.
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enum: [1, 2, 3, 4]
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qcom,dtest:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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Selects DTEST rail to route to GPIO when it's
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configured as digital input.
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enum: [1, 2, 3, 4]
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qcom,amux-route:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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Selects the source for analog input. Valid values are defined in
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<dt-bindings/pinctrl/qcom,pmic-mpp.h> PMIC_MPP_AMUX_ROUTE_CH5,
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PMIC_MPP_AMUX_ROUTE_CH6...
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enum: [0, 1, 2, 3, 4, 5, 6, 7]
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qcom,paired:
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- description:
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Indicates that the pin should be operating in paired mode.
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required:
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- pins
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- function
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
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pm8841_mpp: mpps@a000 {
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compatible = "qcom,pm8841-mpp", "qcom,spmi-mpp";
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reg = <0xa000 0>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-ranges = <&pm8841_mpp 0 0 4>;
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gpio-line-names = "VDD_PX_BIAS", "WLAN_LED_CTRL",
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"BT_LED_CTRL", "GPIO-F";
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interrupt-controller;
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#interrupt-cells = <2>;
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pinctrl-names = "default";
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pinctrl-0 = <&pm8841_default>;
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mpp1-state {
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pins = "mpp1";
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function = "digital";
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input-enable;
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power-source = <PM8841_MPP_S3>;
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};
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default-state {
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gpio-pins {
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pins = "mpp1", "mpp2", "mpp3", "mpp4";
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function = "digital";
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input-enable;
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power-source = <PM8841_MPP_S3>;
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};
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};
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};
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...
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