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    Subject[PATCH/RFC 03/12] dt-bindings: panel: lvds: Add dual-link LVDS display support
    Date
    Dual-link LVDS displays have two ports, therefore document this
    with the bindings.

    Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
    ---
    .../bindings/display/panel/panel-lvds.txt | 91 ++++++++++++++++------
    1 file changed, 67 insertions(+), 24 deletions(-)

    diff --git a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
    index 250850a..07795441 100644
    --- a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
    +++ b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt
    @@ -41,7 +41,8 @@ Required nodes:

    - panel-timing: See panel-common.txt.
    - ports: See panel-common.txt. These bindings require a single port subnode
    - corresponding to the panel LVDS input.
    + (for a single link display) or two port subnodes (for a dual link display)
    + corresponding to the panel LVDS input(s).


    LVDS data mappings are defined as follows.
    @@ -92,30 +93,72 @@ CTL3: 0
    Example
    -------

    -panel {
    - compatible = "mitsubishi,aa121td01", "panel-lvds";
    -
    - width-mm = <261>;
    - height-mm = <163>;
    -
    - data-mapping = "jeida-24";
    -
    - panel-timing {
    - /* 1280x800 @60Hz */
    - clock-frequency = <71000000>;
    - hactive = <1280>;
    - vactive = <800>;
    - hsync-len = <70>;
    - hfront-porch = <20>;
    - hback-porch = <70>;
    - vsync-len = <5>;
    - vfront-porch = <3>;
    - vback-porch = <15>;
    +Single port:
    + panel {
    + compatible = "mitsubishi,aa121td01", "panel-lvds";
    +
    + width-mm = <261>;
    + height-mm = <163>;
    +
    + data-mapping = "jeida-24";
    +
    + panel-timing {
    + /* 1280x800 @60Hz */
    + clock-frequency = <71000000>;
    + hactive = <1280>;
    + vactive = <800>;
    + hsync-len = <70>;
    + hfront-porch = <20>;
    + hback-porch = <70>;
    + vsync-len = <5>;
    + vfront-porch = <3>;
    + vback-porch = <15>;
    + };
    +
    + port {
    + panel_in: endpoint {
    + remote-endpoint = <&lvds_encoder>;
    + };
    + };
    };

    - port {
    - panel_in: endpoint {
    - remote-endpoint = <&lvds_encoder>;
    +Two ports:
    + panel {
    + compatible = "advantech,idk-2121wr", "panel-lvds";
    +
    + width-mm = <476>;
    + height-mm = <268>;
    +
    + data-mapping = "vesa-24";
    +
    + panel-timing {
    + clock-frequency = <148500000>;
    + hactive = <1920>;
    + vactive = <1080>;
    + hsync-len = <44>;
    + hfront-porch = <88>;
    + hback-porch = <148>;
    + vfront-porch = <4>;
    + vback-porch = <36>;
    + vsync-len = <5>;
    + };
    +
    + ports {
    + #address-cells = <1>;
    + #size-cells = <0>;
    +
    + port@0 {
    + reg = <0>;
    + lvds0_panel_in: endpoint {
    + remote-endpoint = <&lvds0_out>;
    + };
    + };
    +
    + port@1 {
    + reg = <1>;
    + lvds1_panel_in: endpoint {
    + remote-endpoint = <&lvds1_out>;
    + };
    + };
    };
    };
    -};
    --
    2.7.4
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