1*997f2cdeSPeng Fan# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2*997f2cdeSPeng Fan# Copyright 2024 NXP 3*997f2cdeSPeng Fan%YAML 1.2 4*997f2cdeSPeng Fan--- 5*997f2cdeSPeng Fan$id: http://devicetree.org/schemas/firmware/nxp,imx95-scmi-pinctrl.yaml# 6*997f2cdeSPeng Fan$schema: http://devicetree.org/meta-schemas/core.yaml# 7*997f2cdeSPeng Fan 8*997f2cdeSPeng Fantitle: i.MX System Control and Management Interface (SCMI) Pinctrl Protocol 9*997f2cdeSPeng Fan 10*997f2cdeSPeng Fanmaintainers: 11*997f2cdeSPeng Fan - Peng Fan <peng.fan@nxp.com> 12*997f2cdeSPeng Fan 13*997f2cdeSPeng FanallOf: 14*997f2cdeSPeng Fan - $ref: /schemas/pinctrl/pinctrl.yaml 15*997f2cdeSPeng Fan 16*997f2cdeSPeng FanpatternProperties: 17*997f2cdeSPeng Fan 'grp$': 18*997f2cdeSPeng Fan type: object 19*997f2cdeSPeng Fan description: 20*997f2cdeSPeng Fan Pinctrl node's client devices use subnodes for desired pin configuration. 21*997f2cdeSPeng Fan Client device subnodes use below standard properties. 22*997f2cdeSPeng Fan 23*997f2cdeSPeng Fan unevaluatedProperties: false 24*997f2cdeSPeng Fan 25*997f2cdeSPeng Fan properties: 26*997f2cdeSPeng Fan fsl,pins: 27*997f2cdeSPeng Fan description: 28*997f2cdeSPeng Fan each entry consists of 6 integers and represents the mux and config 29*997f2cdeSPeng Fan setting for one pin. The first 5 integers <mux_reg conf_reg input_reg 30*997f2cdeSPeng Fan mux_val input_val> are specified using a PIN_FUNC_ID macro, which can 31*997f2cdeSPeng Fan be found in <arch/arm64/boot/dts/freescale/imx95-pinfunc.h>. The last 32*997f2cdeSPeng Fan integer CONFIG is the pad setting value like pull-up on this pin. 33*997f2cdeSPeng Fan Please refer to i.MX95 Reference Manual for detailed CONFIG settings. 34*997f2cdeSPeng Fan $ref: /schemas/types.yaml#/definitions/uint32-matrix 35*997f2cdeSPeng Fan items: 36*997f2cdeSPeng Fan items: 37*997f2cdeSPeng Fan - description: | 38*997f2cdeSPeng Fan "mux_reg" indicates the offset of mux register. 39*997f2cdeSPeng Fan - description: | 40*997f2cdeSPeng Fan "conf_reg" indicates the offset of pad configuration register. 41*997f2cdeSPeng Fan - description: | 42*997f2cdeSPeng Fan "input_reg" indicates the offset of select input register. 43*997f2cdeSPeng Fan - description: | 44*997f2cdeSPeng Fan "mux_val" indicates the mux value to be applied. 45*997f2cdeSPeng Fan - description: | 46*997f2cdeSPeng Fan "input_val" indicates the select input value to be applied. 47*997f2cdeSPeng Fan - description: | 48*997f2cdeSPeng Fan "pad_setting" indicates the pad configuration value to be applied. 49*997f2cdeSPeng Fan 50*997f2cdeSPeng Fan required: 51*997f2cdeSPeng Fan - fsl,pins 52*997f2cdeSPeng Fan 53*997f2cdeSPeng FanadditionalProperties: true 54