[ADV7393] DRM Encoder Slave or DRM Bridge

[Tomi Valkeinen]

On 13/09/16 16:13, Vikas Patil wrote:
> Thanks Tomi for quick comment.
> 
> I am thinking to base adv7393 driver on
> "drivers\gpu\drm\omapdrm\displays\encoder-tc358768.c" as I don't think
> any similar to adv7393 chip driver available. Could you please comment
> if this will help to get adv chip running?

I presume you're not using mainline kernel, as that driver is not there.
I'm not familiar with adv7393, but yes, I think you can use that as an
example.

> I tried to add the device tree config but after adding device
> configuration related to adv7393, my first display stopped working and
> whenever I run kmscube or modetest it fails.

If you don't have all the display pipelines working (i.e. the drivers
present and working), none of the displays will work.

> I have following configuration related to displays. Could anyone tell
> me if I am doing anything wrong in DTS configuration? What could be
> going wrong when I enable adv7393 related config so display 1 stops
> working?

The dts looks ok.

 Tomi

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: OpenPGP digital signature
URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20160914/ff753be6/attachment.sig>