On Fri, 31 May 2024 at 02:24, Doug Anderson <dianders@xxxxxxxxxxxx> wrote: > > Hi, > > On Thu, May 30, 2024 at 4:13 PM Dmitry Baryshkov > <dmitry.baryshkov@xxxxxxxxxx> wrote: > > > > There are two ways to describe an eDP panel in device tree. The > > recommended way is to add a device on the AUX bus, ideally using the > > edp-panel compatible. The legacy way is to define a top-level platform > > device for the panel. > > > > Document that adding support for eDP panels in a legacy way is strongly > > discouraged (if not forbidden at all). > > > > While we are at it, also drop legacy compatible strings and bindings for > > five panels. These compatible strings were never used by a DT file > > present in Linux kernel and most likely were never used with the > > upstream Linux kernel. > > > > The following compatibles were never used by the devices supported by > > the upstream kernel and are a subject to possible removal: > > > > - lg,lp097qx1-spa1 > > - samsung,lsn122dl01-c01 > > - sharp,ld-d5116z01b > > > > I'm considering dropping them later, unless there is a good reason not > > to do so. > > > > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> > > --- > > Changes in v3: > > - Rephrased the warning comment, following some of Doug's suggestions. > > - Link to v2: https://lore.kernel.org/r/20240529-edp-panel-drop-v2-0-fcfc457fc8dd@xxxxxxxxxx > > > > Changes in v2: > > - Actually drop support for five panels acked by Doug Andersson > > - Link to v1: https://lore.kernel.org/r/20240523-edp-panel-drop-v1-1-045d62511d09@xxxxxxxxxx > > > > --- > > Dmitry Baryshkov (3): > > drm/panel-edp: add fat warning against adding new panel compatibles > > dt-bindings: display: panel-simple: drop several eDP panels > > drm/panel-edp: drop several legacy panels > > > > .../bindings/display/panel/panel-simple.yaml | 10 -- > > drivers/gpu/drm/panel/panel-edp.c | 192 +++------------------ > > 2 files changed, 25 insertions(+), 177 deletions(-) > > Thanks! I'm happy to apply this series or also happy if some other > drm-misc committer member wants to apply it. Probably we should wait > for a DT person to make sure that they don't have any problems with > the bindings change. Yes, I'm waiting for an ack from DT maintainers. -- With best wishes Dmitry
