| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/gpio/fsl-imx-gpio.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Freescale i.MX/MXC GPIO controller |
| |
| maintainers: |
| - Anson Huang <Anson.Huang@nxp.com> |
| |
| properties: |
| compatible: |
| oneOf: |
| - enum: |
| - fsl,imx1-gpio |
| - fsl,imx21-gpio |
| - fsl,imx31-gpio |
| - fsl,imx35-gpio |
| - fsl,imx7d-gpio |
| - items: |
| - const: fsl,imx35-gpio |
| - const: fsl,imx31-gpio |
| - items: |
| - enum: |
| - fsl,imx50-gpio |
| - fsl,imx51-gpio |
| - fsl,imx53-gpio |
| - fsl,imx6q-gpio |
| - fsl,imx6sl-gpio |
| - fsl,imx6sll-gpio |
| - fsl,imx6sx-gpio |
| - fsl,imx6ul-gpio |
| - fsl,imx7d-gpio |
| - fsl,imx8mm-gpio |
| - fsl,imx8mn-gpio |
| - fsl,imx8mp-gpio |
| - fsl,imx8mq-gpio |
| - fsl,imx8qxp-gpio |
| - fsl,imxrt1050-gpio |
| - fsl,imxrt1170-gpio |
| - const: fsl,imx35-gpio |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| description: | |
| Should be the port interrupt shared by all 32 pins, if one number. |
| If two numbers, the first one is the interrupt shared by low 16 pins |
| and the second one is for high 16 pins. |
| minItems: 1 |
| maxItems: 2 |
| |
| interrupt-controller: true |
| |
| "#interrupt-cells": |
| const: 2 |
| |
| clocks: |
| maxItems: 1 |
| |
| "#gpio-cells": |
| const: 2 |
| |
| gpio-controller: true |
| gpio-line-names: true |
| gpio-ranges: true |
| |
| power-domains: |
| maxItems: 1 |
| |
| patternProperties: |
| "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": |
| type: object |
| properties: |
| gpio-hog: true |
| gpios: true |
| input: true |
| output-high: true |
| output-low: true |
| line-name: true |
| |
| required: |
| - gpio-hog |
| - gpios |
| |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - interrupt-controller |
| - "#interrupt-cells" |
| - "#gpio-cells" |
| - gpio-controller |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| gpio0: gpio@73f84000 { |
| compatible = "fsl,imx35-gpio"; |
| reg = <0x73f84000 0x4000>; |
| interrupts = <50 51>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| interrupt-controller; |
| #interrupt-cells = <2>; |
| }; |
| |
| ... |
