fsl,imxrt1170.yaml (2470B)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/pinctrl/fsl,imxrt1170.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Freescale i.MXRT1170 IOMUX Controller 8 9maintainers: 10 - Giulio Benetti <giulio.benetti@benettiengineering.com> 11 - Jesse Taube <Mr.Bossman075@gmail.com> 12 13description: 14 Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory 15 for common binding part and usage. 16 17properties: 18 compatible: 19 const: fsl,imxrt1170-iomuxc 20 21 reg: 22 maxItems: 1 23 24# Client device subnode's properties 25patternProperties: 26 'grp$': 27 type: object 28 description: 29 Pinctrl node's client devices use subnodes for desired pin configuration. 30 Client device subnodes use below standard properties. 31 32 properties: 33 fsl,pins: 34 description: 35 each entry consists of 6 integers and represents the mux and config 36 setting for one pin. The first 5 integers <mux_reg conf_reg input_reg 37 mux_val input_val> are specified using a PIN_FUNC_ID macro, which can 38 be found in <arch/arm/boot/dts/imxrt1170-pinfunc.h>. The last 39 integer CONFIG is the pad setting value like pull-up on this pin. Please 40 refer to i.MXRT1170 Reference Manual for detailed CONFIG settings. 41 $ref: /schemas/types.yaml#/definitions/uint32-matrix 42 items: 43 items: 44 - description: | 45 "mux_reg" indicates the offset of mux register. 46 - description: | 47 "conf_reg" indicates the offset of pad configuration register. 48 - description: | 49 "input_reg" indicates the offset of select input register. 50 - description: | 51 "mux_val" indicates the mux value to be applied. 52 - description: | 53 "input_val" indicates the select input value to be applied. 54 - description: | 55 "pad_setting" indicates the pad configuration value to be applied. 56 required: 57 - fsl,pins 58 59 additionalProperties: false 60 61required: 62 - compatible 63 - reg 64 65additionalProperties: false 66 67examples: 68 - | 69 iomuxc: iomuxc@400e8000 { 70 compatible = "fsl,imxrt1170-iomuxc"; 71 reg = <0x400e8000 0x4000>; 72 pinctrl_lpuart1: lpuart1grp { 73 fsl,pins = 74 <0x16C 0x3B0 0x620 0x0 0x0 0xf1>, 75 <0x170 0x3B4 0x61C 0x0 0x0 0xf1>; 76 }; 77 };