diff options
| -rw-r--r-- | Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml index e8f137abb03c..e11cbf508723 100644 --- a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml +++ b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml @@ -15,14 +15,18 @@ description: | Google's ChromeOS EC Keyboard is a simple matrix keyboard implemented on a separate EC (Embedded Controller) device. It provides a message for reading key scans from the EC. These are then converted - into keycodes for processing by the kernel. - -allOf: - - $ref: "/schemas/input/matrix-keymap.yaml#" + into keycodes for processing by the kernel. This device also supports + switches/buttons like power and volume buttons. properties: compatible: - const: google,cros-ec-keyb + anyOf: + - description: ChromeOS EC with only buttons/switches + - items: + - const: google,cros-ec-keyb-switches + - description: ChromeOS EC with keyboard and possibly buttons/switches + - items: + - const: google,cros-ec-keyb google,needs-ghost-filter: description: @@ -41,15 +45,32 @@ properties: where the lower 16 bits are reserved. This property is specified only when the keyboard has a custom design for the top row keys. +dependencies: + function-row-phsymap: [ 'linux,keymap' ] + google,needs-ghost-filter: [ 'linux,keymap' ] + required: - compatible +if: + properties: + compatible: + contains: + const: google,cros-ec-keyb +then: + allOf: + - $ref: "/schemas/input/matrix-keymap.yaml#" + required: + - keypad,num-rows + - keypad,num-columns + - linux,keymap + unevaluatedProperties: false examples: - | #include <dt-bindings/input/input.h> - cros-ec-keyb { + keyboard-controller { compatible = "google,cros-ec-keyb"; keypad,num-rows = <8>; keypad,num-columns = <13>; @@ -113,3 +134,9 @@ examples: /* UP LEFT */ 0x070b0067 0x070c0069>; }; + - | + /* No matrix keyboard, just buttons/switches */ + keyboard-controller { + compatible = "google,cros-ec-keyb-switches"; + }; +... |