10434cd27SRahul Tanwar# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 20434cd27SRahul Tanwar%YAML 1.2 30434cd27SRahul Tanwar--- 44784adc6SLinus Walleij$id: http://devicetree.org/schemas/pinctrl/intel,lgm-io.yaml# 50434cd27SRahul Tanwar$schema: http://devicetree.org/meta-schemas/core.yaml# 60434cd27SRahul Tanwar 784e85359SKrzysztof Kozlowskititle: Intel Lightning Mountain SoC pinmux & GPIO controller 80434cd27SRahul Tanwar 90434cd27SRahul Tanwarmaintainers: 100434cd27SRahul Tanwar - Rahul Tanwar <rahul.tanwar@linux.intel.com> 110434cd27SRahul Tanwar 120434cd27SRahul Tanwardescription: | 130434cd27SRahul Tanwar Pinmux & GPIO controller controls pin multiplexing & configuration including 140434cd27SRahul Tanwar GPIO function selection & GPIO attributes configuration. 150434cd27SRahul Tanwar 160434cd27SRahul Tanwarproperties: 170434cd27SRahul Tanwar compatible: 180434cd27SRahul Tanwar const: intel,lgm-io 190434cd27SRahul Tanwar 200434cd27SRahul Tanwar reg: 210434cd27SRahul Tanwar maxItems: 1 220434cd27SRahul Tanwar 230434cd27SRahul Tanwar# Client device subnode's properties 240434cd27SRahul TanwarpatternProperties: 250434cd27SRahul Tanwar '-pins$': 260434cd27SRahul Tanwar type: object 270434cd27SRahul Tanwar description: 280434cd27SRahul Tanwar Pinctrl node's client devices use subnodes for desired pin configuration. 290434cd27SRahul Tanwar Client device subnodes use below standard properties. 303d21a460SRob Herring $ref: pinmux-node.yaml# 310434cd27SRahul Tanwar 320434cd27SRahul Tanwar properties: 330434cd27SRahul Tanwar function: true 344784adc6SLinus Walleij groups: true 350434cd27SRahul Tanwar pins: true 360434cd27SRahul Tanwar pinmux: true 370434cd27SRahul Tanwar bias-pull-up: true 380434cd27SRahul Tanwar bias-pull-down: true 390434cd27SRahul Tanwar drive-strength: true 400434cd27SRahul Tanwar slew-rate: true 410434cd27SRahul Tanwar drive-open-drain: true 420434cd27SRahul Tanwar output-enable: true 430434cd27SRahul Tanwar 440434cd27SRahul Tanwar required: 450434cd27SRahul Tanwar - function 464784adc6SLinus Walleij - groups 470434cd27SRahul Tanwar 480434cd27SRahul Tanwar additionalProperties: false 490434cd27SRahul Tanwar 50c09acbc4SRafał MiłeckiallOf: 51*49cd1dd1SRob Herring - $ref: pinctrl.yaml# 52c09acbc4SRafał Miłecki 530434cd27SRahul Tanwarrequired: 540434cd27SRahul Tanwar - compatible 550434cd27SRahul Tanwar - reg 560434cd27SRahul Tanwar 570434cd27SRahul TanwaradditionalProperties: false 580434cd27SRahul Tanwar 590434cd27SRahul Tanwarexamples: 600434cd27SRahul Tanwar # Pinmux controller node 610434cd27SRahul Tanwar - | 620434cd27SRahul Tanwar pinctrl: pinctrl@e2880000 { 630434cd27SRahul Tanwar compatible = "intel,lgm-io"; 640434cd27SRahul Tanwar reg = <0xe2880000 0x100000>; 650434cd27SRahul Tanwar 660434cd27SRahul Tanwar uart0-pins { 670434cd27SRahul Tanwar pins = <64>, /* UART_RX0 */ 680434cd27SRahul Tanwar <65>; /* UART_TX0 */ 690434cd27SRahul Tanwar function = "CONSOLE_UART0"; 700434cd27SRahul Tanwar pinmux = <1>, 710434cd27SRahul Tanwar <1>; 720434cd27SRahul Tanwar groups = "CONSOLE_UART0"; 730434cd27SRahul Tanwar }; 740434cd27SRahul Tanwar }; 750434cd27SRahul Tanwar 760434cd27SRahul Tanwar... 77