148e28a24SMichael Walle# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 248e28a24SMichael Walle%YAML 1.2 348e28a24SMichael Walle--- 448e28a24SMichael Walle$id: http://devicetree.org/schemas/gpio/kontron,sl28cpld-gpio.yaml# 548e28a24SMichael Walle$schema: http://devicetree.org/meta-schemas/core.yaml# 648e28a24SMichael Walle 748e28a24SMichael Walletitle: GPIO driver for the sl28cpld board management controller 848e28a24SMichael Walle 948e28a24SMichael Wallemaintainers: 1048e28a24SMichael Walle - Michael Walle <michael@walle.cc> 1148e28a24SMichael Walle 1248e28a24SMichael Walledescription: | 1348e28a24SMichael Walle This module is part of the sl28cpld multi-function device. For more 1448e28a24SMichael Walle details see ../mfd/kontron,sl28cpld.yaml. 1548e28a24SMichael Walle 1648e28a24SMichael Walle There are three flavors of the GPIO controller, one full featured 1748e28a24SMichael Walle input/output with interrupt support (kontron,sl28cpld-gpio), one 1848e28a24SMichael Walle output-only (kontron,sl28-gpo) and one input-only (kontron,sl28-gpi). 1948e28a24SMichael Walle 2048e28a24SMichael Walle Each controller supports 8 GPIO lines. 2148e28a24SMichael Walle 2248e28a24SMichael Walleproperties: 2348e28a24SMichael Walle compatible: 2448e28a24SMichael Walle enum: 2548e28a24SMichael Walle - kontron,sl28cpld-gpio 2648e28a24SMichael Walle - kontron,sl28cpld-gpi 2748e28a24SMichael Walle - kontron,sl28cpld-gpo 2848e28a24SMichael Walle 2948e28a24SMichael Walle reg: 3048e28a24SMichael Walle maxItems: 1 3148e28a24SMichael Walle 3248e28a24SMichael Walle interrupts: 3348e28a24SMichael Walle maxItems: 1 3448e28a24SMichael Walle 3548e28a24SMichael Walle "#interrupt-cells": 3648e28a24SMichael Walle const: 2 3748e28a24SMichael Walle 3848e28a24SMichael Walle interrupt-controller: true 3948e28a24SMichael Walle 4048e28a24SMichael Walle "#gpio-cells": 4148e28a24SMichael Walle const: 2 4248e28a24SMichael Walle 4348e28a24SMichael Walle gpio-controller: true 4448e28a24SMichael Walle 4548e28a24SMichael Walle gpio-line-names: 4648e28a24SMichael Walle minItems: 1 4748e28a24SMichael Walle maxItems: 8 4848e28a24SMichael Walle 4948e28a24SMichael Wallerequired: 5048e28a24SMichael Walle - compatible 5148e28a24SMichael Walle - "#gpio-cells" 5248e28a24SMichael Walle - gpio-controller 5348e28a24SMichael Walle 5448e28a24SMichael WalleadditionalProperties: false 55