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dt-bindings: drm/bridge: ps8640: Add aux-bus child

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dp-aux-bus.yaml says we can list an eDP panel as a child of
an eDP controller node to represent the fact that the panel
is connected to the controller's DP AUX bus.

Let's add it to the ps8640 bindings.

Signed-off-by: Philip Chen <philipchen@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210929173343.v2.2.I6050ba184b24d887e92692a72ee3054d643d6091@changeid
This commit is contained in:
Philip Chen
2021-09-29 17:34:57 -07:00
committed by Douglas Anderson
parent 24417d5b0c
commit e539a77e44
1 changed files with 18 additions and 1 deletions
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19
Documentation/devicetree/bindings/display/bridge/ps8640.yaml
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@@ -40,6 +40,9 @@ properties:
vdd33-supply:
description: Regulator for 3.3V digital core power.
aux-bus:
$ref: /schemas/display/dp-aux-bus.yaml#
ports:
$ref: /schemas/graph.yaml#/properties/ports
@@ -98,7 +101,21 @@ examples:
reg = <1>;
ps8640_out: endpoint {
remote-endpoint = <&panel_in>;
};
};
};
};
aux-bus {
panel {
compatible = "boe,nv133fhm-n62";
power-supply = <&pp3300_dx_edp>;
backlight = <&backlight>;
port {
panel_in: endpoint {
remote-endpoint = <&ps8640_out>;
};
};
};
};
};