1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2 %YAML 1.2 3 --- 4 $id: http://devicetree.org/schemas/gpio/delta,tn48m-gpio.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 6 7 title: Delta Networks TN48M CPLD GPIO controller 8 9 maintainers: 10 - Robert Marko <robert.marko@sartura.hr> 11 12 description: | 13 This module is part of the Delta TN48M multi-function device. For more 14 details see ../mfd/delta,tn48m-cpld.yaml. 15 16 Delta TN48M has an onboard Lattice CPLD that is used as an GPIO expander. 17 It provides 12 pins in total, they are input-only or ouput-only type. 18 19 properties: 20 compatible: 21 enum: 22 - delta,tn48m-gpo 23 - delta,tn48m-gpi 24 25 reg: 26 maxItems: 1 27 28 "#gpio-cells": 29 const: 2 30 31 gpio-controller: true 32 33 required: 34 - compatible 35 - reg 36 - "#gpio-cells" 37 - gpio-controller 38 39 additionalProperties: false
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