airoha,en7523-gpio.yaml (1409B)
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/gpio/airoha,en7523-gpio.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Airoha EN7523 GPIO controller 8 9maintainers: 10 - John Crispin <john@phrozen.org> 11 12description: | 13 Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 14 GPIOs. 15 16properties: 17 $nodename: 18 pattern: "^gpio@[0-9a-f]+$" 19 20 compatible: 21 items: 22 - const: airoha,en7523-gpio 23 24 reg: 25 description: | 26 The first tuple points to the input register. 27 The second and third tuple point to the direction registers 28 The fourth tuple points to the output register 29 maxItems: 4 30 31 "#gpio-cells": 32 const: 2 33 34 gpio-controller: true 35 36required: 37 - compatible 38 - reg 39 - "#gpio-cells" 40 - gpio-controller 41 42additionalProperties: false 43 44examples: 45 - | 46 gpio0: gpio@1fbf0200 { 47 compatible = "airoha,en7523-gpio"; 48 reg = <0x1fbf0204 0x4>, 49 <0x1fbf0200 0x4>, 50 <0x1fbf0220 0x4>, 51 <0x1fbf0214 0x4>; 52 gpio-controller; 53 #gpio-cells = <2>; 54 }; 55 56 gpio1: gpio@1fbf0270 { 57 compatible = "airoha,en7523-gpio"; 58 reg = <0x1fbf0270 0x4>, 59 <0x1fbf0260 0x4>, 60 <0x1fbf0264 0x4>, 61 <0x1fbf0278 0x4>; 62 gpio-controller; 63 #gpio-cells = <2>; 64 }; 65 66...