Signed-off-by: mark yao yzq@rock-chips.com --- .../devicetree/bindings/video/rockchip-panel.txt | 52 ++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/rockchip-panel.txt
diff --git a/Documentation/devicetree/bindings/video/rockchip-panel.txt b/Documentation/devicetree/bindings/video/rockchip-panel.txt new file mode 100644 index 0000000..9fc200a --- /dev/null +++ b/Documentation/devicetree/bindings/video/rockchip-panel.txt @@ -0,0 +1,52 @@ +Rockchip LCD Display interface +================================ +Required properties: +-compatible: "rockchip,rockchip-panel"; + +- rockchip,output-face: lcdc display mode value should set as following + "r8g8b8": 24bit display port, R8 G8 B8 + "r6g6b6": 18bit display port, R6 G6 B6 + "r5g6b5": 16bit display port, R5 G6 B5 + +Optional properties: +- display-timings: timings for the connected panel as described by + Documentation/devicetree/bindings/video/display-timing.txt +Optional properties: +- rockchip,power-gpios: gpio to power on or off the LCD (as many as needed) +- lcdc-vcc18: Defined if power supply of lcd controller is 1.8v, + Not defined if power supply of lcd controller is 3.3v. +- output-dither: support dithering the output color. +- color-swap-rb: swap R and B color per pixel. +- color-swap-rg: swap R and G color per pixel. +- color-swap-bg: swap B and G color per pixel. + +Example: + panel { + compatible = "rockchip,rockchip-panel"; + rockchip,output-face = "r6g6b6"; + + enable-gpios = <&gpio7 3 GPIO_ACTIVE_HIGH + &gpio7 4 GPIO_ACTIVE_HIGH>; + output-dither; + + display-timings { + native-mode = <&timing_disp0>; + + timing_disp0: 1280x800 { + clock-frequency = <71000000>; + hactive = <1280>; + vactive = <800>; + hback-porch = <100>; + hfront-porch = <18>; + vback-porch = <8>; + vfront-porch = <6>; + hsync-len = <10>; + vsync-len = <2>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <0>; + pixelclk-active = <0>; + }; + }; + + };