# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/pinctrl/fsl,scu-pinctrl.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: i.MX SCU Client Device Node - Pinctrl Based on SCU Message Protocol maintainers: - Dong Aisheng <aisheng.dong@nxp.com> description: i.MX SCU Client Device Node Client nodes are maintained as children of the relevant IMX-SCU device node. This binding uses the i.MX common pinctrl binding. (Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt) allOf: - $ref: pinctrl.yaml# properties: compatible: enum: - fsl,imx8qm-iomuxc - fsl,imx8qxp-iomuxc - fsl,imx8dxl-iomuxc patternProperties: 'grp$': type: object description: Pinctrl node's client devices use subnodes for desired pin configuration. Client device subnodes use below standard properties. properties: fsl,pins: description: each entry consists of 3 integers and represents the pin ID, the mux value and pad setting for the pin. The first 2 integers - pin_id and mux_val - are specified using a PIN_FUNC_ID macro, which can be found in <include/dt-bindings/pinctrl/pads-imx8qxp.h>. The last integer is the pad setting value like pull-up on this pin. Please refer to the appropriate i.MX8 Reference Manual for detailed pad CONFIG settings. $ref: /schemas/types.yaml#/definitions/uint32-matrix items: items: - description: | "pin_id" indicates the pin ID - description: | "mux_val" indicates the mux value to be applied. - description: | "pad_setting" indicates the pad configuration value to be applied. required: - fsl,pins additionalProperties: false required: - compatible additionalProperties: false examples: - | pinctrl { compatible = "fsl,imx8qxp-iomuxc"; pinctrl_lpuart0: lpuart0grp { fsl,pins = < 111 0 0x06000020 112 0 0x06000020 >; }; };