[PATCH 1/6] drm/omap: add new connector types

Tomi Valkeinen tomi.valkeinen at ti.com
Mon May 8 14:35:50 UTC 2017


On 08/05/17 17:21, Laurent Pinchart wrote:
> Hi Tomi,
> 
> Thank you for the patch.
> 
> On Thursday 27 Apr 2017 13:27:49 Tomi Valkeinen wrote:
>> We have been using DRM_MODE_CONNECTOR_Unknown for many of our outputs
>> because there has not been a proper connector type for them.
>>
>> We now have connector type for DPI so let's take it into use. At the
>> same time, add better connector types for the remaining outputs too.
>>
>> This patch sets the following outputs to use the following connector
>> types:
>>
>> DPI -> DPI
>> DBI -> DPI (MIPI DBI is very similar to DPI at the bus level)
> 
> This looks OK to me.
> 
>> SDI -> LVDS (SDI is a type of LVDS)
> 
> If we're talking about this 
> https://en.wikipedia.org/wiki/Serial_digital_interface SDI, it's not a type of 
> LVDS at all. DRM_MODE_CONNECTOR_LVDS is interpreted as meaning that an LVDS 
> display panel is attached to the device, and is likely not removable. I don't 
> think it's a good match for SDI. We might need a new connector type.

No, it's not that. It's Serial display interface. I think it's
FPDLink/FlatLink.

>> VENC -> SVIDEO (it could also be composite, but we don't have that
>>         information here, so svideo should be quite good match)
> 
> Do we have the information anywhere ?

Yes, in the dts. At some point we should use that data, but I didn't
want to start digging the encoder/connector properties here.

 Tomi

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