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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#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm PMIC GPIO block
maintainers:
- Bjorn Andersson <bjorn.andersson@linaro.org>
description:
This binding describes the GPIO block(s) found in the 8xxx series of
PMIC's from Qualcomm.
properties:
compatible:
items:
- enum:
- qcom,pm660-gpio
- qcom,pm660l-gpio
- qcom,pm6150-gpio
- qcom,pm6150l-gpio
- qcom,pm7325-gpio
- qcom,pm8005-gpio
- qcom,pm8008-gpio
- qcom,pm8018-gpio
- qcom,pm8038-gpio
- qcom,pm8058-gpio
- qcom,pm8150-gpio
- qcom,pm8150b-gpio
- qcom,pm8350-gpio
- qcom,pm8350b-gpio
- qcom,pm8350c-gpio
- qcom,pm8916-gpio
- qcom,pm8917-gpio
- qcom,pm8921-gpio
- qcom,pm8941-gpio
- qcom,pm8950-gpio
- qcom,pm8994-gpio
- qcom,pm8998-gpio
- qcom,pma8084-gpio
- qcom,pmi8950-gpio
- qcom,pmi8994-gpio
- qcom,pmi8998-gpio
- qcom,pmk8350-gpio
- qcom,pmr735a-gpio
- qcom,pmr735b-gpio
- qcom,pms405-gpio
- qcom,pmx55-gpio
- enum:
- qcom,spmi-gpio
- qcom,ssbi-gpio
reg:
maxItems: 1
interrupt-controller: true
'#interrupt-cells':
const: 2
gpio-controller: true
gpio-ranges:
maxItems: 1
'#gpio-cells':
const: 2
description:
The first cell will be used to define gpio number and the
second denotes the flags for this gpio
additionalProperties: false
required:
- compatible
- reg
- gpio-controller
- '#gpio-cells'
- gpio-ranges
- interrupt-controller
patternProperties:
'-state$':
oneOf:
- $ref: "#/$defs/qcom-pmic-gpio-state"
- patternProperties:
".*":
$ref: "#/$defs/qcom-pmic-gpio-state"
$defs:
qcom-pmic-gpio-state:
type: object
allOf:
- $ref: "pinmux-node.yaml"
- $ref: "pincfg-node.yaml"
properties:
pins:
description:
List of gpio pins affected by the properties specified in
this subnode. Valid pins are
- gpio1-gpio10 for pm6150
- gpio1-gpio12 for pm6150l
- gpio1-gpio10 for pm7325
- gpio1-gpio4 for pm8005
- gpio1-gpio2 for pm8008
- gpio1-gpio6 for pm8018
- gpio1-gpio12 for pm8038
- gpio1-gpio40 for pm8058
- gpio1-gpio10 for pm8150 (holes on gpio2, gpio5,
gpio7 and gpio8)
- gpio1-gpio12 for pm8150b (holes on gpio3, gpio4
and gpio7)
- gpio1-gpio12 for pm8150l (hole on gpio7)
- gpio1-gpio4 for pm8916
- gpio1-gpio10 for pm8350
- gpio1-gpio8 for pm8350b
- gpio1-gpio9 for pm8350c
- gpio1-gpio38 for pm8917
- gpio1-gpio44 for pm8921
- gpio1-gpio36 for pm8941
- gpio1-gpio8 for pm8950 (hole on gpio3)
- gpio1-gpio22 for pm8994
- gpio1-gpio26 for pm8998
- gpio1-gpio22 for pma8084
- gpio1-gpio2 for pmi8950
- gpio1-gpio10 for pmi8994
- gpio1-gpio4 for pmk8350
- gpio1-gpio4 for pmr735a
- gpio1-gpio4 for pmr735b
- gpio1-gpio12 for pms405 (holes on gpio1, gpio9
and gpio10)
- gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10
and gpio11)
items:
pattern: "^gpio([0-9]+)$"
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
output-high: true
output-low: 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 = "gpio20", "gpio21";
function = "normal";
input-enable;
bias-pull-up;
drive-push-pull;
qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
power-source = <PM8921_GPIO_S4>;
};
};
};
...
|
