fsl,imx93-pinctrl.yaml (2468B)
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/pinctrl/fsl,imx93-pinctrl.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Freescale IMX93 IOMUX Controller 8 9maintainers: 10 - Peng Fan <peng.fan@nxp.com> 11 12description: 13 Please refer to fsl,imx-pinctrl.txt and pinctrl-bindings.txt in this directory 14 for common binding part and usage. 15 16allOf: 17 - $ref: "pinctrl.yaml#" 18 19properties: 20 compatible: 21 const: fsl,imx93-iomuxc 22 23 reg: 24 maxItems: 1 25 26# Client device subnode's properties 27patternProperties: 28 'grp$': 29 type: object 30 description: 31 Pinctrl node's client devices use subnodes for desired pin configuration. 32 Client device subnodes use below standard properties. 33 34 properties: 35 fsl,pins: 36 description: 37 each entry consists of 6 integers and represents the mux and config 38 setting for one pin. The first 5 integers <mux_reg conf_reg input_reg 39 mux_val input_val> are specified using a PIN_FUNC_ID macro, which can 40 be found in <arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h>. The last 41 integer CONFIG is the pad setting value like pull-up on this pin. Please 42 refer to i.MX8M Plus Reference Manual for detailed CONFIG settings. 43 $ref: /schemas/types.yaml#/definitions/uint32-matrix 44 items: 45 items: 46 - description: | 47 "mux_reg" indicates the offset of mux register. 48 - description: | 49 "conf_reg" indicates the offset of pad configuration register. 50 - description: | 51 "input_reg" indicates the offset of select input register. 52 - description: | 53 "mux_val" indicates the mux value to be applied. 54 - description: | 55 "input_val" indicates the select input value to be applied. 56 - description: | 57 "pad_setting" indicates the pad configuration value to be applied. 58 59 60 required: 61 - fsl,pins 62 63 additionalProperties: false 64 65required: 66 - compatible 67 - reg 68 69additionalProperties: false 70 71examples: 72 # Pinmux controller node 73 - | 74 iomuxc: pinctrl@443c0000 { 75 compatible = "fsl,imx93-iomuxc"; 76 reg = <0x30330000 0x10000>; 77 78 pinctrl_uart3: uart3grp { 79 fsl,pins = 80 <0x48 0x1f8 0x41c 0x1 0x0 0x49>, 81 <0x4c 0x1fc 0x418 0x1 0x0 0x49>; 82 }; 83 }; 84 85...