[PATCH v3 4/5] dt-bindings: drm/bridge Document Cadence MHDP DPI/DP bridge bindings

[Andrzej Hajda]

On 28.08.2018 12:24, Damian Kos wrote:
> From: Quentin Schulz <quentin.schulz at bootlin.com>
>
> Signed-off-by: Damian Kos <dkos at cadence.com>

No commit message, no author's signoff.
--
Regards
Andrzej

> ---
>  .../bindings/display/bridge/cdns,mhdp.txt     | 43 +++++++++++++++++++
>  1 file changed, 43 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp.txt
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp.txt b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp.txt
> new file mode 100644
> index 000000000000..f8334c520b98
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp.txt
> @@ -0,0 +1,43 @@
> +Cadence MHDP bridge
> +==========================
> +
> +The Cadence MHDP bridge is a DPI to DP bridge.
> +
> +Required properties:
> +- compatible: should be "cdns,mhdp8546",
> +- reg: physical base address and length of the controller's registers,
> +- clocks: DP bridge clock, it's used by the IP to know how to translate
> +	a number of clock cycles into a time (which is used to comply
> +	with DP standard timings and delays),
> +
> +Required subnodes:
> +- ports: Ports as described in Documentation/devictree/bindings/graph.txt
> +	Port 0 - input port representing the DP bridge input
> +	Port 1 - output port representing the DP bridge output
> +
> +Example:
> +
> +	mhdp: dp-bridge at f0fb000000 {
> +		compatible = "cdns,mhdp8546";
> +		reg = <0xf0 0xfb000000 0x0 0x1000000>;
> +		clocks = <&mhdp_clock>;
> +
> +		ports {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			port at 0 {
> +				reg = <0>;
> +				dp_bridge_input: endpoint {
> +					remote-endpoint = <&xxx_dpi_output>;
> +				};
> +			};
> +
> +			port at 1 {
> +				reg = <1>;
> +				dp_bridge_output: endpoint {
> +					remote-endpoint = <&xxx_dp_connector_input>;
> +				};
> +			};
> +		};
> +	};