bindings/input/microchip%2Ccap11xx.yaml

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   The Microchip CAP1xxx Family of RightTouchTM multiple-channel capacitive
14   - Rob Herring <robh@kernel.org>
19       - microchip,cap1106
20       - microchip,cap1126
21       - microchip,cap1188
22       - microchip,cap1203
23       - microchip,cap1206
24       - microchip,cap1293
25       - microchip,cap1298
30   '#address-cells':
33   '#size-cells':
56   microchip,sensor-gain:
61       Defines the gain of the sensor circuitry. This
66   microchip,irq-active-high:
71       high push-pull output.
73   microchip,sensitivity-delta-sense:
83   microchip,signal-guard:
84     $ref: /schemas/types.yaml#/definitions/uint32-array
90       0 - off
91       1 - on
96   microchip,input-threshold:
97     $ref: /schemas/types.yaml#/definitions/uint32-array
106       is required for a touch to be registered, making the touch sensor less
110   microchip,calib-sensitivity:
111     $ref: /schemas/types.yaml#/definitions/uint32-array
117       Specifies an array of numeric values that controls the gain
118       used by the calibration routine to enable sensor inputs
120       Gain is based on touch pad capacitance range
121       1 - 5-50pF
122       2 - 0-25pF
123       4 - 0-12.5pF
127   "^led@[0-7]$":
138       linux,default-trigger: true
140       default-state: true
143       - reg
148   - $ref: input.yaml
149   - if:
154               - microchip,cap1106
155               - microchip,cap1203
156               - microchip,cap1206
157               - microchip,cap1293
158               - microchip,cap1298
161         "^led@[0-7]$": false
163   - if:
168               - microchip,cap1106
169               - microchip,cap1126
170               - microchip,cap1188
171               - microchip,cap1203
172               - microchip,cap1206
175         microchip,signal-guard: false
176         microchip,calib-sensitivity: false
179   - compatible
180   - interrupts
185   - |
187       #address-cells = <1>;
188       #size-cells = <0>;
192         interrupt-parent = <&gpio1>;
196         microchip,sensor-gain = <2>;
197         microchip,sensitivity-delta-sense = <16>;
198         microchip,input-threshold = <21>, <18>, <46>, <46>, <46>, <21>;
207         #address-cells = <1>;
208         #size-cells = <0>;
223                 linux,default-trigger = "heartbeat";