On 19/11/14 17:10, Dr. H. Nikolaus Schaller wrote:
>> You don't need to ask. The connector calls invert_vid_out_polarity
>> before enabling the output.
>
> Unfortunately it doesn’t. At least not always.
>
> It does only for pdata systems but not for DT based systems:
>
> if (!ddata->dev->of_node) {
> in->ops.atv->set_type(in, ddata->connector_type);
> in->ops.atv->invert_vid_out_polarity(in,
> ddata->invert_polarity);
> }
>
> Not calling is in our case different from calling with ddata->invert_polarity == 0.
Ah, sorry, my mistake. I should've read the code more carefully =).
So, with DT only approach, those calls above are not supported. If you
make the OPA driver DT only, you can remove those functions.
You only need to set the invert-polarity property in the venc DT node.
Tomi
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