Commit 80cf16de authored by Ikjoon Jang's avatar Ikjoon Jang Committed by Lee Jones
Browse files

mfd: google,cros-ec: add DT bindings for a baseboard's switch device 



This is for ChromeOS tablets which have a 'cros_cbas' switch device
in the "Whiskers" base board. This device can be instantiated only by
device tree on ARM platforms. ChromeOS EC doesn't provide a way to
probe the device.

Signed-off-by: default avatarIkjoon Jang <ikjn@chromium.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Acked-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 50e4d7a2

Documentation/devicetree/bindings/mfd/google,cros-ec.yaml

+20 −0
Original line number Diff line number Diff line
@@ -117,6 +117,22 @@ properties: 
      - "#address-cells"

      - "#size-cells"



  cbas:

    type: object



    description:

      This device is used to signal when a detachable base is attached

      to a Chrome OS tablet. This device cannot be detected at runtime.



    properties:

      compatible:

        const: google,cros-cbas



    required:

      - compatible



    additionalProperties: false



patternProperties:

  "^i2c-tunnel[0-9]*$":

    type: object
@@ -187,6 +203,10 @@ examples: 
            proximity {

                    compatible = "google,cros-ec-mkbp-proximity";

            };



            cbas {

                compatible = "google,cros-cbas";

            };

        };

    };