162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/pinctrl/fsl,imxrt1050.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: Freescale IMXRT1050 IOMUX Controller 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Giulio Benetti <giulio.benetti@benettiengineering.com> 1162306a36Sopenharmony_ci - Jesse Taube <Mr.Bossman075@gmail.com> 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_cidescription: 1462306a36Sopenharmony_ci Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory 1562306a36Sopenharmony_ci for common binding part and usage. 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ciproperties: 1862306a36Sopenharmony_ci compatible: 1962306a36Sopenharmony_ci const: fsl,imxrt1050-iomuxc 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci reg: 2262306a36Sopenharmony_ci maxItems: 1 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci# Client device subnode's properties 2562306a36Sopenharmony_cipatternProperties: 2662306a36Sopenharmony_ci 'grp$': 2762306a36Sopenharmony_ci type: object 2862306a36Sopenharmony_ci description: 2962306a36Sopenharmony_ci Pinctrl node's client devices use subnodes for desired pin configuration. 3062306a36Sopenharmony_ci Client device subnodes use below standard properties. 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ci properties: 3362306a36Sopenharmony_ci fsl,pins: 3462306a36Sopenharmony_ci description: 3562306a36Sopenharmony_ci each entry consists of 6 integers and represents the mux and config 3662306a36Sopenharmony_ci setting for one pin. The first 5 integers <mux_reg conf_reg input_reg 3762306a36Sopenharmony_ci mux_val input_val> are specified using a PIN_FUNC_ID macro, which can 3862306a36Sopenharmony_ci be found in <arch/arm/boot/dts/imxrt1050-pinfunc.h>. The last 3962306a36Sopenharmony_ci integer CONFIG is the pad setting value like pull-up on this pin. Please 4062306a36Sopenharmony_ci refer to i.MXRT1050 Reference Manual for detailed CONFIG settings. 4162306a36Sopenharmony_ci $ref: /schemas/types.yaml#/definitions/uint32-matrix 4262306a36Sopenharmony_ci items: 4362306a36Sopenharmony_ci items: 4462306a36Sopenharmony_ci - description: | 4562306a36Sopenharmony_ci "mux_reg" indicates the offset of mux register. 4662306a36Sopenharmony_ci - description: | 4762306a36Sopenharmony_ci "conf_reg" indicates the offset of pad configuration register. 4862306a36Sopenharmony_ci - description: | 4962306a36Sopenharmony_ci "input_reg" indicates the offset of select input register. 5062306a36Sopenharmony_ci - description: | 5162306a36Sopenharmony_ci "mux_val" indicates the mux value to be applied. 5262306a36Sopenharmony_ci - description: | 5362306a36Sopenharmony_ci "input_val" indicates the select input value to be applied. 5462306a36Sopenharmony_ci - description: | 5562306a36Sopenharmony_ci "pad_setting" indicates the pad configuration value to be applied. 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci required: 5862306a36Sopenharmony_ci - fsl,pins 5962306a36Sopenharmony_ci 6062306a36Sopenharmony_ci additionalProperties: false 6162306a36Sopenharmony_ci 6262306a36Sopenharmony_cirequired: 6362306a36Sopenharmony_ci - compatible 6462306a36Sopenharmony_ci - reg 6562306a36Sopenharmony_ci 6662306a36Sopenharmony_ciadditionalProperties: false 6762306a36Sopenharmony_ci 6862306a36Sopenharmony_ciexamples: 6962306a36Sopenharmony_ci - | 7062306a36Sopenharmony_ci iomuxc: iomuxc@401f8000 { 7162306a36Sopenharmony_ci compatible = "fsl,imxrt1050-iomuxc"; 7262306a36Sopenharmony_ci reg = <0x401f8000 0x4000>; 7362306a36Sopenharmony_ci 7462306a36Sopenharmony_ci pinctrl_lpuart1: lpuart1grp { 7562306a36Sopenharmony_ci fsl,pins = 7662306a36Sopenharmony_ci <0x0EC 0x2DC 0x000 0x2 0x0 0xf1>, 7762306a36Sopenharmony_ci <0x0F0 0x2E0 0x000 0x2 0x0 0xf1>; 7862306a36Sopenharmony_ci }; 7962306a36Sopenharmony_ci }; 80