Messages in this thread | | | Date | Tue, 21 Feb 2023 09:41:24 -0600 | From | Rob Herring <> | Subject | Re: [PATCH v3 1/5] dt-bindings: display: bridge: Add ddc-i2c-bus for anx7688 |
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On Sat, Feb 18, 2023 at 07:17:08PM +0800, Pin-yen Lin wrote: > Introduce a optional "ddc-i2c-bus" property for anx7688 bridge. This > allows the bridge to register a .get_edid callback.
What's .get_edid? This is a binding and is independent of Linux.
> > Signed-off-by: Pin-yen Lin <treapking@chromium.org> > --- > > Changes in v3: > - New in v3 > > .../bindings/display/bridge/google,cros-ec-anx7688.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml b/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml > index a44d025d33bd..9d5ce8172e88 100644 > --- a/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml > +++ b/Documentation/devicetree/bindings/display/bridge/google,cros-ec-anx7688.yaml > @@ -25,6 +25,10 @@ properties: > maxItems: 1 > description: I2C address of the device. > > + ddc-i2c-bus: > + description: phandle link to the I2C controller used for DDC EDID probing > + $ref: /schemas/types.yaml#/definitions/phandle > +
No, this belongs in the connector node. The DDC signals are routed to the connector, not the bridge chip.
Rob
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