Re: [PATCH 4/9] dt-bindings: msm/mdp: Remove connector and gpu bindings

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On Tue, May 03, 2016 at 04:27:56PM +0530, Archit Taneja wrote:
> The MDP DT node now contains a list of ports that describe how it connects
> to external encoder interfaces like DSI and HDMI. These follow the
> standard of_graph bindings, and allow us to get rid of the 'connectors'
> phandle that contained a list of all the external encoders connected to
> MDP.
> 
> The GPU phandle is removed too until we figure out what's the right way
> to specify it in DT.

[...]

> +  For MDP4, the output port mappings are:
> +	Port 0 -> LCDC/LVDS
> +	Port 1 -> DSI1 Cmd/Video
> +	Port 2 -> DSI2 Cmd/Video
> +	Port 3 -> DTV
> +
> + For MDP5, the availability of output ports vary across each SoC revision, but
> + they generally have the following mapping:
> +	Port 0 -> MDP_INTF0 (eDP)
> +	Port 1 -> MDP_INTF1 (DSI1)
> +	Port 2 -> MDP_INTF2 (DSI2)
> +	Port 3 -> MDP_INTF3 (HDMI)
> +
> + See drivers/gpu/drm/msm/mdp/mdp5/mdp5_cfg.c to see what all INTFs a particular
> + SoC revision has enabled.

The binding doc shouldn't depend on kernel code. You need to document it 
here.

Rob
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