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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright 2022 Linaro Ltd.
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/semtech,sx1501q.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Semtech SX150x GPIO expander
maintainers:
- Neil Armstrong <neil.armstrong@linaro.org>
properties:
compatible:
enum:
- semtech,sx1501q
- semtech,sx1502q
- semtech,sx1503q
- semtech,sx1504q
- semtech,sx1505q
- semtech,sx1506q
- semtech,sx1507q
- semtech,sx1508q
- semtech,sx1509q
reg:
maxItems: 1
interrupts:
maxItems: 1
'#interrupt-cells':
const: 2
interrupt-controller: true
'#gpio-cells':
const: 2
gpio-controller: true
semtech,probe-reset:
description: Will trigger a reset of the GPIO expander on probe
type: boolean
patternProperties:
'-cfg$':
type: object
properties:
pins: true
bias-disable: true
bias-pull-up: true
bias-pull-down: true
bias-pull-pin-default: true
drive-push-pull: true
output-low: true
output-high: true
drive-open-drain: true
required:
- pins
allOf:
- $ref: "pincfg-node.yaml#"
- $ref: "pinmux-node.yaml#"
- if:
properties:
pins:
contains:
const: oscio
then:
properties:
bias-disable: false
bias-pull-up: false
bias-pull-down: false
bias-pull-pin-default: false
drive-open-drain: false
additionalProperties: false
required:
- compatible
- reg
- '#gpio-cells'
- gpio-controller
allOf:
- $ref: "pinctrl.yaml#"
- if:
not:
properties:
compatible:
contains:
enum:
- semtech,sx1507q
- semtech,sx1508q
- semtech,sx1509q
then:
properties:
semtech,probe-reset: false
- if:
properties:
compatible:
contains:
enum:
- semtech,sx1501q
- semtech,sx1504q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^gpio[0-3]$'
- if:
properties:
compatible:
contains:
enum:
- semtech,sx1502q
- semtech,sx1505q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^gpio[0-7]$'
- if:
properties:
compatible:
contains:
enum:
- semtech,sx1503q
- semtech,sx1506q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^(gpio[0-9]|gpio1[0-5])$'
- if:
properties:
compatible:
contains:
const: semtech,sx1507q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^(oscio|gpio[0-3])$'
- if:
properties:
compatible:
contains:
const: semtech,sx1508q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^(oscio|gpio[0-7])$'
- if:
properties:
compatible:
contains:
const: semtech,sx1509q
then:
patternProperties:
'-cfg$':
properties:
pins:
items:
pattern: '^(oscio|gpio[0-9]|gpio1[0-5])$'
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
i2c@1000 {
reg = <0x1000 0x80>;
#address-cells = <1>;
#size-cells = <0>;
pinctrl@20 {
compatible = "semtech,sx1501q";
reg = <0x20>;
#gpio-cells = <2>;
#interrupt-cells = <2>;
interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
gpio-controller;
interrupt-controller;
gpio1-cfg {
pins = "gpio1";
bias-pull-up;
};
};
};
|
