This path add support rv1108 rgb output interface driver.
Signed-off-by: Sandy Huang hjc@rock-chips.com --- Changes in v3: move rgb-mode to panel node which describe at: Documentation/devicetree/bindings/display/panel/panel-rgb.txt
Changes in v2: 1. rename rockchip,rgb-mode to rgb-mode; 2. delete reg for signle endpoint; .../bindings/display/rockchip/rockchip-rgb.txt | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt
diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt b/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt new file mode 100644 index 0000000..d91a7bf --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt @@ -0,0 +1,72 @@ +Rockchip RV1108 RGB interface +================================ + +Required properties: +- compatible: matching the soc type: + - "rockchip,rv1108-rgb"; + +Optional properties: +- pinctrl-names: must contain a "lcdc" entry. +- pinctrl-0: pin control group to be used for this interface. + +The rgb has two video ports described by: + Documentation/devicetree/bindings/media/video-interfaces.txt +Their connections are modeled using the OF graph bindings specified in + Documentation/devicetree/bindings/graph.txt. + +- video port 0 for the VOP input, the remote endpoint maybe vopb/vopl/vop +- video port 1 for either a panel or subsequent encoder + +the panel described by: + Documentation/devicetree/bindings/display/panel/simple-panel.txt +rgb-mode nodes described by: + Documentation/devicetree/bindings/display/panel/panel-rgb.txt +Panel other required properties: +- ports for remote rgb output. + +Example: + +panel: panel { + compatible = "auo,b101ean01"; + enable-gpios = <&gpio7 21 GPIO_ACTIVE_HIGH>; + rgb-mode = "p888"; + + ports { + panel_in_rgb: endpoint { + remote-endpoint = <&rgb_out_panel>; + }; + }; +}; + +For Rockchip RV1108: + + rgb: rgb { + compatible = "rockchip,rv1108-rgb"; + pinctrl-names = "lcdc"; + pinctrl-0 = <&lcdc_ctl>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + rgb_in: port@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + rgb_in_vop: endpoint { + remote-endpoint = <&vop_out_rgb>; + }; + }; + + rgb_out: port@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + rgb_out_panel: endpoint { + remote-endpoint = <&panel_in_rgb>; + }; + }; + }; + };