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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/qcom,pmic-gpio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm PMIC GPIO block
+
+maintainers:
+ - Bjorn Andersson <bjorn.andersson@linaro.org>
+
+description:
+ This binding describes the GPIO block(s) found in the 8xxx series of
+ PMIC's from Qualcomm.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - qcom,pm2250-gpio
+ - qcom,pm660-gpio
+ - qcom,pm660l-gpio
+ - qcom,pm6125-gpio
+ - qcom,pm6150-gpio
+ - qcom,pm6150l-gpio
+ - qcom,pm6350-gpio
+ - qcom,pm7250b-gpio
+ - qcom,pm7325-gpio
+ - qcom,pm8005-gpio
+ - qcom,pm8008-gpio
+ - qcom,pm8018-gpio
+ - qcom,pm8019-gpio
+ - qcom,pm8038-gpio
+ - qcom,pm8058-gpio
+ - qcom,pm8150-gpio
+ - qcom,pm8150b-gpio
+ - qcom,pm8150l-gpio
+ - qcom,pm8226-gpio
+ - qcom,pm8350-gpio
+ - qcom,pm8350b-gpio
+ - qcom,pm8350c-gpio
+ - qcom,pm8450-gpio
+ - qcom,pm8916-gpio
+ - qcom,pm8917-gpio
+ - qcom,pm8921-gpio
+ - qcom,pm8941-gpio
+ - qcom,pm8950-gpio
+ - qcom,pm8994-gpio
+ - qcom,pm8998-gpio
+ - qcom,pma8084-gpio
+ - qcom,pmi8950-gpio
+ - qcom,pmi8994-gpio
+ - qcom,pmi8998-gpio
+ - qcom,pmk8350-gpio
+ - qcom,pmm8155au-gpio
+ - qcom,pmp8074-gpio
+ - qcom,pmr735a-gpio
+ - qcom,pmr735b-gpio
+ - qcom,pms405-gpio
+ - qcom,pmx55-gpio
+ - qcom,pmx65-gpio
+
+ - enum:
+ - qcom,spmi-gpio
+ - qcom,ssbi-gpio
+
+ reg:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ const: 2
+
+ gpio-controller: true
+
+ gpio-ranges:
+ maxItems: 1
+
+ gpio-line-names:
+ minItems: 2
+ maxItems: 44
+
+ gpio-reserved-ranges:
+ minItems: 1
+ # maxItems as half of total number of GPIOs, as there has to be at
+ # least one usable GPIO between each reserved range.
+ maxItems: 22
+
+ '#gpio-cells':
+ const: 2
+ description:
+ The first cell will be used to define gpio number and the
+ second denotes the flags for this gpio
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - gpio-controller
+ - '#gpio-cells'
+ - gpio-ranges
+ - interrupt-controller
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8008-gpio
+ - qcom,pmi8950-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 2
+ maxItems: 2
+ gpio-reserved-ranges:
+ maxItems: 1
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8005-gpio
+ - qcom,pm8450-gpio
+ - qcom,pm8916-gpio
+ - qcom,pmk8350-gpio
+ - qcom,pmr735a-gpio
+ - qcom,pmr735b-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 4
+ maxItems: 4
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 2
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8018-gpio
+ - qcom,pm8019-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 6
+ maxItems: 6
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 3
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8226-gpio
+ - qcom,pm8350b-gpio
+ - qcom,pm8950-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 8
+ maxItems: 8
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 4
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm6350-gpio
+ - qcom,pm8350c-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 9
+ maxItems: 9
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 5
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm2250-gpio
+ - qcom,pm6150-gpio
+ - qcom,pm7325-gpio
+ - qcom,pm8150-gpio
+ - qcom,pm8350-gpio
+ - qcom,pmc8180-gpio
+ - qcom,pmi8994-gpio
+ - qcom,pmm8155au-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 10
+ maxItems: 10
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 5
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pmx55-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 11
+ maxItems: 11
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 6
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm660l-gpio
+ - qcom,pm6150l-gpio
+ - qcom,pm7250b-gpio
+ - qcom,pm8038-gpio
+ - qcom,pm8150b-gpio
+ - qcom,pm8150l-gpio
+ - qcom,pmc8180c-gpio
+ - qcom,pmp8074-gpio
+ - qcom,pms405-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 12
+ maxItems: 12
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 6
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm660-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 13
+ maxItems: 13
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 7
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pmi8998-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 14
+ maxItems: 14
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 7
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pmx65-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 16
+ maxItems: 16
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 8
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8994-gpio
+ - qcom,pma8084-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 22
+ maxItems: 22
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 11
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8998-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 26
+ maxItems: 26
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 13
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8941-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 36
+ maxItems: 36
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 18
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8917-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 38
+ maxItems: 38
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 19
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,pm8058-gpio
+ - qcom,pm8921-gpio
+ then:
+ properties:
+ gpio-line-names:
+ minItems: 44
+ maxItems: 44
+ gpio-reserved-ranges:
+ minItems: 1
+ maxItems: 22
+
+patternProperties:
+ '-state$':
+ oneOf:
+ - $ref: "#/$defs/qcom-pmic-gpio-state"
+ - patternProperties:
+ "(pinconf|-pins)$":
+ $ref: "#/$defs/qcom-pmic-gpio-state"
+ additionalProperties: false
+
+$defs:
+ qcom-pmic-gpio-state:
+ type: object
+ allOf:
+ - $ref: "pinmux-node.yaml"
+ - $ref: "pincfg-node.yaml"
+ properties:
+ pins:
+ description:
+ List of gpio pins affected by the properties specified in
+ this subnode. Valid pins are
+ - gpio1-gpio9 for pm6125
+ - gpio1-gpio10 for pm6150
+ - gpio1-gpio12 for pm6150l
+ - gpio1-gpio9 for pm6350
+ - gpio1-gpio12 for pm7250b
+ - gpio1-gpio10 for pm7325
+ - gpio1-gpio4 for pm8005
+ - gpio1-gpio2 for pm8008
+ - gpio1-gpio6 for pm8018
+ - gpio1-gpio12 for pm8038
+ - gpio1-gpio40 for pm8058
+ - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5,
+ gpio7 and gpio8)
+ - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4
+ and gpio7)
+ - gpio1-gpio12 for pm8150l (hole on gpio7)
+ - gpio1-gpio4 for pm8916
+ - gpio1-gpio10 for pm8350
+ - gpio1-gpio8 for pm8350b
+ - gpio1-gpio9 for pm8350c
+ - gpio1-gpio4 for pm8450
+ - gpio1-gpio38 for pm8917
+ - gpio1-gpio44 for pm8921
+ - gpio1-gpio36 for pm8941
+ - gpio1-gpio8 for pm8950 (hole on gpio3)
+ - gpio1-gpio22 for pm8994
+ - gpio1-gpio26 for pm8998
+ - gpio1-gpio22 for pma8084
+ - gpio1-gpio2 for pmi8950
+ - gpio1-gpio10 for pmi8994
+ - gpio1-gpio4 for pmk8350
+ - gpio1-gpio10 for pmm8155au
+ - gpio1-gpio12 for pmp8074 (holes on gpio1 and gpio12)
+ - gpio1-gpio4 for pmr735a
+ - gpio1-gpio4 for pmr735b
+ - gpio1-gpio12 for pms405 (holes on gpio1, gpio9
+ and gpio10)
+ - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10
+ and gpio11)
+ - gpio1-gpio16 for pmx65
+
+ items:
+ pattern: "^gpio([0-9]+)$"
+
+ function:
+ items:
+ - enum:
+ - normal
+ - paired
+ - func1
+ - func2
+ - dtest1
+ - dtest2
+ - dtest3
+ - dtest4
+ - func3 # supported by LV/MV GPIO subtypes
+ - func4 # supported by LV/MV GPIO subtypes
+
+ bias-disable: true
+ bias-pull-down: true
+ bias-pull-up: true
+
+ qcom,pull-up-strength:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Specifies the strength to use for pull up, if selected.
+ Valid values are defined in
+ <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+ If this property is omitted 30uA strength will be used
+ if pull up is selected
+ enum: [0, 1, 2, 3]
+
+ bias-high-impedance: true
+ input-enable: true
+ input-disable: true
+ output-high: true
+ output-low: true
+ output-enable: true
+ output-disable: true
+ power-source: true
+
+ qcom,drive-strength:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Selects the drive strength for the specified pins
+ Valid drive strength values are defined in
+ <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+ enum: [0, 1, 2, 3]
+
+ drive-push-pull: true
+ drive-open-drain: true
+ drive-open-source: true
+
+ qcom,analog-pass:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ The specified pins are configured in
+ analog-pass-through mode.
+
+ qcom,atest:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Selects ATEST rail to route to GPIO when it's
+ configured in analog-pass-through mode.
+ enum: [1, 2, 3, 4]
+
+ qcom,dtest-buffer:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Selects DTEST rail to route to GPIO when it's
+ configured as digital input.
+ enum: [1, 2, 3, 4]
+
+ required:
+ - pins
+ - function
+
+ additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
+
+ pm8921_gpio: gpio@150 {
+ compatible = "qcom,pm8921-gpio", "qcom,ssbi-gpio";
+ reg = <0x150 0x160>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ gpio-controller;
+ gpio-ranges = <&pm8921_gpio 0 0 44>;
+ #gpio-cells = <2>;
+
+ pm8921_gpio_keys: gpio-keys-state {
+ volume-keys-pins {
+ pins = "gpio20", "gpio21";
+ function = "normal";
+
+ input-enable;
+ bias-pull-up;
+ drive-push-pull;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
+ power-source = <PM8921_GPIO_S4>;
+ };
+ };
+ };
+...