1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/gpio/fsl-imx-gpio.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Freescale i.MX/MXC GPIO controller 8 9maintainers: 10 - Anson Huang <Anson.Huang@nxp.com> 11 12properties: 13 compatible: 14 oneOf: 15 - enum: 16 - fsl,imx1-gpio 17 - fsl,imx21-gpio 18 - fsl,imx31-gpio 19 - fsl,imx35-gpio 20 - fsl,imx7d-gpio 21 - items: 22 - enum: 23 - fsl,imx8mm-gpio 24 - fsl,imx8mn-gpio 25 - fsl,imx8mp-gpio 26 - fsl,imx8mq-gpio 27 - fsl,imx8qxp-gpio 28 - const: fsl,imx35-gpio 29 30 reg: 31 maxItems: 1 32 33 interrupts: 34 description: | 35 Should be the port interrupt shared by all 32 pins, if one number. 36 If two numbers, the first one is the interrupt shared by low 16 pins 37 and the second one is for high 16 pins. 38 minItems: 1 39 maxItems: 2 40 41 interrupt-controller: true 42 43 "#interrupt-cells": 44 const: 2 45 46 clocks: 47 maxItems: 1 48 49 "#gpio-cells": 50 const: 2 51 52 gpio-controller: true 53 54 gpio-ranges: true 55 56patternProperties: 57 "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": 58 type: object 59 properties: 60 gpio-hog: true 61 gpios: true 62 input: true 63 output-high: true 64 output-low: true 65 line-name: true 66 67 required: 68 - gpio-hog 69 - gpios 70 71 additionalProperties: false 72 73required: 74 - compatible 75 - reg 76 - interrupts 77 - interrupt-controller 78 - "#interrupt-cells" 79 - "#gpio-cells" 80 - gpio-controller 81 82additionalProperties: false 83 84examples: 85 - | 86 gpio0: gpio@73f84000 { 87 compatible = "fsl,imx35-gpio"; 88 reg = <0x73f84000 0x4000>; 89 interrupts = <50 51>; 90 gpio-controller; 91 #gpio-cells = <2>; 92 interrupt-controller; 93 #interrupt-cells = <2>; 94 }; 95 96... 97