On Mon, 2015-11-02 at 10:09 +0800, Jitao Shi wrote:
> Add documentation for DT properties supported by
> ps8640 DSI-eDP converter.
>
> Signed-off-by: Jitao Shi <jitao.shi@xxxxxxxxxxxx>
---
changes since v1:
1. changes power-gpios to sleep-gpios.
2. drop "ps8640-" in properties.
3. add ports property.
> ---
> .../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..7edc547
> --- /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>;
> + ps8640-1v2-supply = <&ps8640_fixed_1v2>;
> + ps8640-3v3-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>;
> + };
> + };
> + };
> + };
--
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