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Date: Wed, 22 Apr 2020 19:59:03 -0700 From: Prashant Malani <pmalani@...omium.org> To: Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Tim Wawrzynczak <twawrzynczak@...omium.org>, Benson Leung <bleung@...omium.org>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>, Enric Balletbo i Serra <enric.balletbo@...labora.com>, Guenter Roeck <groeck@...omium.org>, Rob Herring <robh+dt@...nel.org>, Stephen Boyd <swboyd@...omium.org> Subject: Re: [PATCH 1/2] dt-bindings: chrome: Add cros-ec-typec mux props (Forgot to add swboyd to the email, so adding now) On Wed, Apr 22, 2020 at 3:22 PM Prashant Malani <pmalani@...omium.org> wrote: > > Add properties for mode, orientation and USB data role switches for > Type C connectors. When available, these will allow the Type C connector > class port driver to configure the various switches according to USB PD > information (like orientation, alt mode etc.) provided by the Chrome OS > EC controller. > > Signed-off-by: Prashant Malani <pmalani@...omium.org> > --- > .../bindings/chrome/google,cros-ec-typec.yaml | 27 ++++++++++++++++++- > 1 file changed, 26 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml b/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml > index 6d7396ab8bee..b5814640aa32 100644 > --- a/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml > +++ b/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml > @@ -21,7 +21,21 @@ properties: > const: google,cros-ec-typec > > connector: > - $ref: /schemas/connector/usb-connector.yaml# > + allOf: > + - $ref: /schemas/connector/usb-connector.yaml# > + - type: object > + properties: > + mode-switch: > + description: Reference to a DT node for the USB Type C Multiplexer > + controlling the data lines routing for this connector. > + > + orientation-switch: > + description: Reference to a DT node for the USB Type C orientation > + switch for this connector. > + > + usb-role-switch: > + description: Reference to a DT node for the USB Data role switch > + for this connector. > > required: > - compatible > @@ -49,6 +63,17 @@ examples: > data-role = "dual"; > try-power-role = "source"; > }; > + > + connector@1 { > + compatible = "usb-c-connector"; > + reg = <1>; > + power-role = "dual"; > + data-role = "host"; > + try-power-role = "source"; > + mode-switch = <&typec_mux>; > + orientation-switch = <&typec_orientation_switch>; > + usb-role-switch = <&typec_mux>; > + }; > }; > }; > }; > -- > 2.26.1.301.g55bc3eb7cb9-goog >
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