This patch add Document for Rockchip Soc RK3288 LVDS, This based on the patches from Mark yao and Heiko Stuebner.
Signed-off-by: Mark yao <mark....@rock-chips.com> Signed-off-by: Heiko Stuebner <he...@sntech.de> Signed-off-by: Sandy Huang <h...@rock-chips.com> --- Change the Signed-off order .../bindings/display/rockchip/rockchip-lvds.txt | 99 ++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt b/Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt new file mode 100644 index 0000000..da6939e --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt @@ -0,0 +1,99 @@ +Rockchip RK3288 LVDS interface +================================ + +Required properties: +- compatible: matching the soc type, one of + - "rockchip,rk3288-lvds"; + +- reg: physical base address of the controller and length + of memory mapped region. +- clocks: must include clock specifiers corresponding to entries in the + clock-names property. +- clock-names: must contain "pclk_lvds" + +- avdd1v0-supply: regulator phandle for 1.0V analog power +- avdd1v8-supply: regulator phandle for 1.8V analog power +- avdd3v3-supply: regulator phandle for 3.3V analog power + +- rockchip,grf: phandle to the general register files syscon +- rockchip,output: "rgb", "lvds" or "duallvds", This describes the output interface + +Optional properties: +- pinctrl-names: must contain a "lcdc" entry. +- pinctrl-0: pin control group to be used for this controller. + +Required nodes: + +The lvds has two video ports as 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 or vopl +- video port 1 for either a panel or subsequent encoder + +the lvds panel described by + Documentation/devicetree/bindings/display/panel/simple-panel.txt + +Panel required properties: +- ports for remote LVDS output + +Panel optional properties: +- data-mapping: should be "vesa-24","jeida-24" or "jeida-18". +This describes decribed by: + Documentation/devicetree/bindings/display/panel/panel-lvds.txt + +Example: + +lvds_panel: lvds-panel { + compatible = "auo,b101ean01"; + enable-gpios = <&gpio7 21 GPIO_ACTIVE_HIGH>; + data-mapping = "jeida-24"; + + ports { + panel_in_lvds: endpoint { + remote-endpoint = <&lvds_out_panel>; + }; + }; +}; + +For Rockchip RK3288: + + lvds: lvds@ff96c000 { + compatible = "rockchip,rk3288-lvds"; + rockchip,grf = <&grf>; + reg = <0xff96c000 0x4000>; + clocks = <&cru PCLK_LVDS_PHY>; + clock-names = "pclk_lvds"; + pinctrl-names = "lcdc"; + pinctrl-0 = <&lcdc_ctl>; + avdd1v0-supply = <&vdd10_lcd>; + avdd1v8-supply = <&vcc18_lcd>; + avdd3v3-supply = <&vcca_33>; + rockchip,output = "rgb"; + ports { + #address-cells = <1>; + #size-cells = <0>; + + lvds_in: port@0 { + reg = <0>; + + lvds_in_vopb: endpoint@0 { + reg = <0>; + remote-endpoint = <&vopb_out_lvds>; + }; + lvds_in_vopl: endpoint@1 { + reg = <1>; + remote-endpoint = <&vopl_out_lvds>; + }; + }; + + lvds_out: port@1 { + reg = <1>; + + lvds_out_panel: endpoint { + remote-endpoint = <&panel_in_lvds>; + }; + }; + }; + }; -- 2.7.4 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel