| Message ID | 20210512100832.3878138-1-ikjn@chromium.org |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v6] mfd: google,cros-ec: add DT bindings for a baseboard's switch device | expand |
On Wed, 12 May 2021, Ikjoon Jang wrote: > 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: Ikjoon Jang <ikjn@chromium.org> > Reviewed-by: Rob Herring <robh@kernel.org> > Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> > > --- > > Changes in v6: > - Remove a label from cbas node in an example > > Changes in v5: > - Add missing blank lines and change the description property's position. > - Add a note to description: "this device cannot be detected at runtime." > > Changes in v4: > Define cros-cbase bindings inside google,cros-ec.yaml instead of > a separated binding document. > > .../bindings/mfd/google,cros-ec.yaml | 20 +++++++++++++++++++ > 1 file changed, 20 insertions(+) Applied, thanks. -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog
diff --git a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml index 76bf16ee27ec..929c17552d8b 100644 --- a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml +++ b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml @@ -114,6 +114,22 @@ 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 @@ -180,6 +196,10 @@ examples: interrupts = <99 0>; interrupt-parent = <&gpio7>; spi-max-frequency = <5000000>; + + cbas { + compatible = "google,cros-cbas"; + }; }; };