| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/input/ariel-pwrbutton.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Dell Wyse 3020 a.k.a. "Ariel" Power Button |
| 8 | |
| 9 | maintainers: |
| 10 | - Lubomir Rintel <lkundrak@v3.sk> |
| 11 | |
| 12 | description: | |
| 13 | The ENE Embedded Controller on the Ariel board has an interface to the |
| 14 | SPI bus that is capable of sending keyboard and mouse data. A single |
| 15 | power button is attached to it. This binding describes this |
| 16 | configuration. |
| 17 | |
| 18 | allOf: |
| 19 | - $ref: input.yaml# |
| 20 | - $ref: /schemas/spi/spi-peripheral-props.yaml# |
| 21 | |
| 22 | properties: |
| 23 | compatible: |
| 24 | items: |
| 25 | - const: dell,wyse-ariel-ec-input |
| 26 | - const: ene,kb3930-input |
| 27 | |
| 28 | reg: |
| 29 | maxItems: 1 |
| 30 | |
| 31 | interrupts: |
| 32 | maxItems: 1 |
| 33 | |
| 34 | spi-max-frequency: true |
| 35 | |
| 36 | required: |
| 37 | - compatible |
| 38 | - reg |
| 39 | - interrupts |
| 40 | |
| 41 | additionalProperties: false |
| 42 | |
| 43 | examples: |
| 44 | - | |
| 45 | #include <dt-bindings/interrupt-controller/irq.h> |
| 46 | |
| 47 | spi { |
| 48 | #address-cells = <1>; |
| 49 | #size-cells = <0>; |
| 50 | |
| 51 | power-button@0 { |
| 52 | compatible = "dell,wyse-ariel-ec-input", "ene,kb3930-input"; |
| 53 | reg = <0>; |
| 54 | interrupt-parent = <&gpio>; |
| 55 | interrupts = <60 IRQ_TYPE_EDGE_RISING>; |
| 56 | spi-max-frequency = <33000000>; |
| 57 | }; |
| 58 | }; |