bindings/input/fsl%2Cmpr121-touchkey.yaml

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/fsl,mpr121-touchkey.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Freescale MPR121 capacitive touch sensor controller
10   - Dmitry Torokhov <dmitry.torokhov@gmail.com>
13   The MPR121 supports up to 12 completely independent electrodes/capacitance
15   https://www.nxp.com/docs/en/data-sheet/MPR121.pdf
18   - $ref: input.yaml#
21   - required: [ interrupts ]
22   - required: [ poll-interval ]
26     const: fsl,mpr121-touchkey
34   vdd-supply:
41   wakeup-source:
46   - compatible
47   - reg
48   - vdd-supply
49   - linux,keycodes
54   - |
56     #include "dt-bindings/input/input.h"
58         #address-cells = <1>;
59         #size-cells = <0>;
61         mpr121@5a {
62             compatible = "fsl,mpr121-touchkey";
64             interrupt-parent = <&gpio1>;
67             vdd-supply = <&ldo4_reg>;
74   - |
76     #include "dt-bindings/input/input.h"
78         #address-cells = <1>;
79         #size-cells = <0>;
81         mpr121@5a {
82             compatible = "fsl,mpr121-touchkey";
84             poll-interval = <20>;
86             vdd-supply = <&ldo4_reg>;