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. -Doug
