Thread (11 messages) 11 messages, 3 authors, 2026-02-22

Re: [PATCH v2 2/4] drm/panel-edp: Move FriendlyELEC HD702E

From: Doug Anderson <dianders@chromium.org>
Date: 2026-01-24 23:52:36
Also in: dri-devel, linux-rockchip

Hi,

On Fri, Jan 23, 2026 at 11:22 AM Robin Murphy [off-list ref] wrote:
FriendlyELEC's HD702E module is an eDP panel (in as much as it's some
LVDS LCD behind a Chrontel CH7511B eDP bridge), so move its data over
to the eDP driver, also resolving the warning about the missing bpc
value in the process.

The unfortunate combination of HPD not being wired up and the RK3399 eDP
controller's behaviour seems to result in the EDID not being readable
over DP-AUX without probing the panel first, thus the hard-coded mode is
still needed to get things going.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
v2: Clarify issue with the generic binding
---
 drivers/gpu/drm/panel/panel-edp.c    | 26 ++++++++++++++++++++++++++
 drivers/gpu/drm/panel/panel-simple.c | 25 -------------------------
 2 files changed, 26 insertions(+), 25 deletions(-)
Reviewed-by: Douglas Anderson <dianders@chromium.org>

I'll plan to apply patches #1 and #2 in ~1 week to drm-misc-next if
there are no other comments. If someone else wants to beat me to it,
though, I'm also OK w/ that.

-Doug
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