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[RESEND,v2,1/2] dt-bindings: input: atmel,maxtouch: add linux,keycodes

Message ID 20230407-atmel_keys-v2-1-e7b016886109@apitzsch.eu
State Accepted
Commit 272a26186a587430e8649058c91eab43c39857dd
Headers show
Series Input: atmel_mxt_ts - support capacitive keys | expand

Commit Message

André Apitzsch April 20, 2023, 9:03 p.m. UTC 
In some configurations the touch controller can support the touch keys.
Document the linux,keycodes property that enables those keys and
specifies the keycodes that should be used to report the key events.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: André Apitzsch <git@apitzsch.eu>
---
 Documentation/devicetree/bindings/input/atmel,maxtouch.yaml | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
index 3ec579d63570..c40799355ed7 100644
--- a/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
+++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.yaml
@@ -14,6 +14,9 @@  description: |
   Atmel maXTouch touchscreen or touchpads such as the mXT244
   and similar devices.
 
+allOf:
+  - $ref: input.yaml#
+
 properties:
   compatible:
     const: atmel,maxtouch
@@ -60,6 +63,10 @@  properties:
       or experiment to determine which bit corresponds to which input. Use
       KEY_RESERVED for unused padding values.
 
+  linux,keycodes:
+    minItems: 1
+    maxItems: 8
+
   atmel,wakeup-method:
     $ref: /schemas/types.yaml#/definitions/uint32
     description: |