On 06/06/2017 06:28 PM, Tomi Valkeinen wrote:
On 06/06/17 15:48, Boris Brezillon wrote:

Okay. Thanks for the clarification. Can you confirm that this version
is correct?

        dsi@xxx {
                #address-cells = <1>;
                #size-cells = <0>;
ports {
                        #address-cells = <1>;
                        #size-cells = <0>;
                        dpi_in: port@0 {
                                reg = <0>;
                                #address-cells = <1>;
                                #size-cells = <0>;
endpoint@0 {
                                        remote-endpoint = <&dpi_out>;
                                };
                        };
dsi_out: port@1 {
                                reg = <1>;
                                #address-cells = <1>;
                                #size-cells = <0>;
dsi_out_vc0: endpoint@0 {
                                        reg = <0>;
                                        remote-endpoint = <&dsi_panel0_in>;
                                };

                                dsi_out_vc1: endpoint@1 {
                                        reg = <1>;
                                        remote-endpoint = <&dsi_panel1_in>;
                                };
                        };
                };
panel@0 {
                        compatible = "...";
                        reg = <0>;
                        #address-cells = <1>;
                        #size-cells = <0>;
port@0 {
                                #address-cells = <1>;
                                #size-cells = <0>;
                                reg = <0>;
dsi_panel0_in: endpoint@0 {
                                        reg = <0>;
                                        remote-endpoint = <&dsi_out_vc0>;
                                };
                        };
                };
panel@1 {
                        compatible = "...";
                        reg = <1>;
                        #address-cells = <1>;
                        #size-cells = <0>;
port@0 {
                                #address-cells = <1>;
                                #size-cells = <0>;
                                reg = <0>;
dsi_panel1_in: endpoint@0 {
                                        reg = <0>;
                                        remote-endpoint = <&dsi_out_vc1>;
                                };
                        };
                };
        };


Looks correct to me. I think it can be a bit shorter though:

- You don't need #address-cells and #size-cells for all. I think those
are inherited from the parent.
- If there's just one port and one endpoint, you can leave the 'reg'
out, as it's considered to be 0 by default.

So for the panel, you can have just:

port {
        dsi_panel1_in: endpoint {
                remote-endpoint = <&dsi_out_vc1>;
        };
};

Looks good to me too.

Thanks,
Archit


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