| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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 | |
| 7 | title: Freescale i.MX/MXC GPIO controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Anson Huang <Anson.Huang@nxp.com> |
| 11 | |
| 12 | properties: |
| 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,imx27-gpio |
| 24 | - const: fsl,imx21-gpio |
| 25 | - items: |
| 26 | - const: fsl,imx35-gpio |
| 27 | - const: fsl,imx31-gpio |
| 28 | - items: |
| 29 | - enum: |
| 30 | - fsl,imx25-gpio |
| 31 | - const: fsl,imx35-gpio |
| 32 | - items: |
| 33 | - enum: |
| 34 | - fsl,imx50-gpio |
| 35 | - fsl,imx51-gpio |
| 36 | - fsl,imx53-gpio |
| 37 | - fsl,imx6q-gpio |
| 38 | - fsl,imx6sl-gpio |
| 39 | - fsl,imx6sll-gpio |
| 40 | - fsl,imx6sx-gpio |
| 41 | - fsl,imx6ul-gpio |
| 42 | - fsl,imx7d-gpio |
| 43 | - fsl,imx8dxl-gpio |
| 44 | - fsl,imx8mm-gpio |
| 45 | - fsl,imx8mn-gpio |
| 46 | - fsl,imx8mp-gpio |
| 47 | - fsl,imx8mq-gpio |
| 48 | - fsl,imx8qm-gpio |
| 49 | - fsl,imx8qxp-gpio |
| 50 | - fsl,imxrt1050-gpio |
| 51 | - fsl,imxrt1170-gpio |
| 52 | - const: fsl,imx35-gpio |
| 53 | |
| 54 | reg: |
| 55 | maxItems: 1 |
| 56 | |
| 57 | interrupts: |
| 58 | description: | |
| 59 | Should be the port interrupt shared by all 32 pins, if one number. |
| 60 | If two numbers, the first one is the interrupt shared by low 16 pins |
| 61 | and the second one is for high 16 pins. |
| 62 | minItems: 1 |
| 63 | maxItems: 2 |
| 64 | |
| 65 | interrupt-controller: true |
| 66 | |
| 67 | "#interrupt-cells": |
| 68 | const: 2 |
| 69 | |
| 70 | clocks: |
| 71 | maxItems: 1 |
| 72 | |
| 73 | "#gpio-cells": |
| 74 | const: 2 |
| 75 | |
| 76 | gpio-controller: true |
| 77 | gpio-line-names: true |
| 78 | gpio-ranges: true |
| 79 | |
| 80 | power-domains: |
| 81 | maxItems: 1 |
| 82 | |
| 83 | patternProperties: |
| 84 | "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": |
| 85 | type: object |
| 86 | properties: |
| 87 | gpio-hog: true |
| 88 | gpios: true |
| 89 | input: true |
| 90 | output-high: true |
| 91 | output-low: true |
| 92 | line-name: true |
| 93 | |
| 94 | required: |
| 95 | - gpio-hog |
| 96 | - gpios |
| 97 | |
| 98 | additionalProperties: false |
| 99 | |
| 100 | required: |
| 101 | - compatible |
| 102 | - reg |
| 103 | - interrupts |
| 104 | - interrupt-controller |
| 105 | - "#interrupt-cells" |
| 106 | - "#gpio-cells" |
| 107 | - gpio-controller |
| 108 | |
| 109 | additionalProperties: false |
| 110 | |
| 111 | examples: |
| 112 | - | |
| 113 | gpio0: gpio@73f84000 { |
| 114 | compatible = "fsl,imx35-gpio"; |
| 115 | reg = <0x73f84000 0x4000>; |
| 116 | interrupts = <50 51>; |
| 117 | gpio-controller; |
| 118 | #gpio-cells = <2>; |
| 119 | interrupt-controller; |
| 120 | #interrupt-cells = <2>; |
| 121 | }; |
| 122 | |
| 123 | ... |