On Thu, Jul 27, 2023 at 07:24:56PM +0300, Svyatoslav Ryhel wrote: > > > 27 липня 2023 р. 18:09:22 GMT+03:00, Thierry Reding <thierry.reding@xxxxxxxxx> написав(-ла): > >On Sun, Jun 18, 2023 at 11:50:44AM +0300, Svyatoslav Ryhel wrote: > >> This patch adds support for the bridge/connector attached to the > >> HDMI output, allowing to model the hardware properly. It keeps > >> backwards compatibility with existing bindings and is required > >> by devices which have a simple or MHL bridge connected to HDMI > >> output like ASUS P1801-T or LG P880/P895 or HTC One X. > >> > >> Tested on ASUS Transformers which have no dedicated bridge but > >> have type d HDMI connector directly available. Tests went smoothly. > > > >If I understand correctly, we still need the drm/tegra patch to be > >applied before the DT change, otherwise the driver won't know what to do > >about the connector, right? > > > >That shouldn't be big problem, but it means that the patches need to be > >staged in correctly to avoid breaking things. > > Patchset contains drm/tegra patch I understand, but my point is that if we apply the DT patch before the driver patch, then the display won't be correctly initialized because the old driver code only looks within the HDMI node for the additional properties. Only after the drm/tegra patch is applied will the move in DT be recognized by the driver. So for now I've picked up the drm/tegra patch and then I'll apply the DT change later on. Thierry
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