1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/input/pine64,pinephone-keyboard.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Pine64 PinePhone keyboard
8
9 maintainers:
10 - Samuel Holland <samuel@sholland.org>
11
12 description:
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 a
15 subordinate I2C bus for communication with a battery charger IC.
16
17 properties:
18 compatible:
19 const: pine64,pinephone-keyboard
20
21 reg:
22 const: 0x15
23
24 interrupts:
25 maxItems: 1
26
27 vbat-supply:
28 description: Supply for the keyboard MCU
29
30 wakeup-source: true
31
32 i2c:
33 $ref: /schemas/i2c/i2c-controller.yaml#
34
35 required:
36 - compatible
37 - reg
38 - interrupts
39
40 additionalProperties: false
41
42 examples:
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 };
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