| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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,scu-pinctrl.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: i.MX SCU Client Device Node - Pinctrl Based on SCU Message Protocol |
| 8 | |
| 9 | maintainers: |
| 10 | - Dong Aisheng <aisheng.dong@nxp.com> |
| 11 | |
| 12 | description: i.MX SCU Client Device Node |
| 13 | Client nodes are maintained as children of the relevant IMX-SCU device node. |
| 14 | This binding uses the i.MX common pinctrl binding. |
| 15 | (Documentation/devicetree/bindings/pinctrl/fsl,imx-pinctrl.txt) |
| 16 | |
| 17 | allOf: |
| 18 | - $ref: pinctrl.yaml# |
| 19 | |
| 20 | properties: |
| 21 | compatible: |
| 22 | enum: |
| 23 | - fsl,imx8qm-iomuxc |
| 24 | - fsl,imx8qxp-iomuxc |
| 25 | - fsl,imx8dxl-iomuxc |
| 26 | |
| 27 | patternProperties: |
| 28 | 'grp$': |
| 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 3 integers and represents the pin ID, the mux value |
| 38 | and pad setting for the pin. The first 2 integers - pin_id and mux_val - are |
| 39 | specified using a PIN_FUNC_ID macro, which can be found in |
| 40 | <include/dt-bindings/pinctrl/pads-imx8qxp.h>. The last integer is |
| 41 | the pad setting value like pull-up on this pin. Please refer to the |
| 42 | appropriate i.MX8 Reference Manual for detailed pad CONFIG settings. |
| 43 | $ref: /schemas/types.yaml#/definitions/uint32-matrix |
| 44 | items: |
| 45 | items: |
| 46 | - description: | |
| 47 | "pin_id" indicates the pin ID |
| 48 | - description: | |
| 49 | "mux_val" indicates the mux value to be applied. |
| 50 | - description: | |
| 51 | "pad_setting" indicates the pad configuration value to be applied. |
| 52 | |
| 53 | required: |
| 54 | - fsl,pins |
| 55 | |
| 56 | additionalProperties: false |
| 57 | |
| 58 | required: |
| 59 | - compatible |
| 60 | |
| 61 | additionalProperties: false |
| 62 | |
| 63 | examples: |
| 64 | - | |
| 65 | pinctrl { |
| 66 | compatible = "fsl,imx8qxp-iomuxc"; |
| 67 | |
| 68 | pinctrl_lpuart0: lpuart0grp { |
| 69 | fsl,pins = < |
| 70 | 111 0 0x06000020 |
| 71 | 112 0 0x06000020 |
| 72 | >; |
| 73 | }; |
| 74 | }; |