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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/input/pine64,pinephone-keyboard.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Pine64 PinePhone keyboard8 9maintainers:10 - Samuel Holland <samuel@sholland.org>11 12description:13 A keyboard accessory is available for the Pine64 PinePhone and PinePhone Pro.14 It connects via I2C, providing a raw scan matrix, a flashing interface, and a15 subordinate I2C bus for communication with a battery charger IC.16 17properties:18 compatible:19 const: pine64,pinephone-keyboard20 21 reg:22 const: 0x1523 24 interrupts:25 maxItems: 126 27 vbat-supply:28 description: Supply for the keyboard MCU29 30 wakeup-source: true31 32 i2c:33 $ref: /schemas/i2c/i2c-controller.yaml#34 35required:36 - compatible37 - reg38 - interrupts39 40additionalProperties: false41 42examples:43 - |44 #include <dt-bindings/input/input.h>45 #include <dt-bindings/interrupt-controller/irq.h>46 47 i2c {48 #address-cells = <1>;49 #size-cells = <0>;50 51 keyboard@15 {52 compatible = "pine64,pinephone-keyboard";53 reg = <0x15>;54 interrupt-parent = <&r_pio>;55 interrupts = <0 12 IRQ_TYPE_EDGE_FALLING>; /* PL12 */56 57 i2c {58 #address-cells = <1>;59 #size-cells = <0>;60 61 charger@75 {62 reg = <0x75>;63 };64 };65 };66 };67