Command mode panels provide TE signal back to the DSI host to signal that the frame display has completed and update of the image will not cause tearing. Usually it is connected to the first GPIO with the mdp_vsync function, which is the default. In such case the property can be skipped. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- .../bindings/display/msm/dsi-controller-main.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml index 1fa28e976559..c1771c69b247 100644 --- a/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml +++ b/Documentation/devicetree/bindings/display/msm/dsi-controller-main.yaml @@ -162,6 +162,21 @@ properties: items: enum: [ 0, 1, 2, 3 ] + qcom,te-source: + $ref: /schemas/types.yaml#/definitions/string + description: + Specifies the source of vsync signal from the panel used for + tearing elimination. The default is mdp_gpio0. + enum: + - mdp_gpio0 + - mdp_gpio1 + - mdp_gpio2 + - timer0 + - timer1 + - timer2 + - timer3 + - timer4 + required: - port@0 - port@1 @@ -452,6 +467,7 @@ examples: dsi0_out: endpoint { remote-endpoint = <&sn65dsi86_in>; data-lanes = <0 1 2 3>; + qcom,te-source = "mdp_gpio2"; }; }; }; -- 2.39.2