| Message ID | 1455870678-13959-1-git-send-email-jitao.shi@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Am Freitag, den 19.02.2016, 16:31 +0800 schrieb Jitao Shi: > Add documentation for DT properties supported by > ps8640 DSI-eDP converter. > > Signed-off-by: Jitao Shi <jitao.shi@mediatek.com> > Acked-by: Rob Herring <robh@kernel.org> > Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de> > --- > Changes since v9: > - No change > --- > .../devicetree/bindings/display/bridge/ps8640.txt | 43 ++++++++++++++++++++ > 1 file changed, 43 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/bridge/ps8640.txt > > diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt > new file mode 100644 > index 0000000..a3e0971 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt > @@ -0,0 +1,43 @@ > +ps8640-bridge bindings > + > +Required properties: > + - compatible: "parade,ps8640" > + - reg: first page address of the bridge. > + - sleep-gpios: OF device-tree gpio specification for PD_ pin. > + - reset-gpios: OF device-tree gpio specification for reset pin. > + - mode-sel-gpios: OF device-tree gpio specification for mode-sel pin. > + - vdd12-supply: OF device-tree regulator specification for 1.2V power. > + - vdd33-supply: OF device-tree regulator specification for 3.3V power. > + - ports: The device node can contain video interface port nodes per > + the video-interfaces bind[1]. For port@0,set the reg = <0> as > + ps8640 dsi in and port@1,set the reg = <1> as ps8640 eDP out. > + > +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt > + > +Example: > + edp-bridge@18 { > + compatible = "parade,ps8640"; > + reg = <0x18>; > + sleep-gpios = <&pio 116 GPIO_ACTIVE_HIGH>; > + reset-gpios = <&pio 115 GPIO_ACTIVE_HIGH>; Are these two really active high? See my comments on the driver patch. regards Philipp
diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt new file mode 100644 index 0000000..a3e0971 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt @@ -0,0 +1,43 @@ +ps8640-bridge bindings + +Required properties: + - compatible: "parade,ps8640" + - reg: first page address of the bridge. + - sleep-gpios: OF device-tree gpio specification for PD_ pin. + - reset-gpios: OF device-tree gpio specification for reset pin. + - mode-sel-gpios: OF device-tree gpio specification for mode-sel pin. + - vdd12-supply: OF device-tree regulator specification for 1.2V power. + - vdd33-supply: OF device-tree regulator specification for 3.3V power. + - ports: The device node can contain video interface port nodes per + the video-interfaces bind[1]. For port@0,set the reg = <0> as + ps8640 dsi in and port@1,set the reg = <1> as ps8640 eDP out. + +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt + +Example: + edp-bridge@18 { + compatible = "parade,ps8640"; + reg = <0x18>; + sleep-gpios = <&pio 116 GPIO_ACTIVE_HIGH>; + reset-gpios = <&pio 115 GPIO_ACTIVE_HIGH>; + mode-sel-gpios = <&pio 92 GPIO_ACTIVE_HIGH>; + vdd12-supply = <&ps8640_fixed_1v2>; + vdd33-supply = <&mt6397_vgp2_reg>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + ps8640_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + port@1 { + reg = <1>; + ps8640_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + };