devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Ian Ray <ian.ray@gehealthcare.com>
To: Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Luca Ceresoli <luca.ceresoli@bootlin.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Lucas Stach <l.stach@pengutronix.de>
Cc: Ian Ray <ian.ray@gehealthcare.com>,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v1 1/3] dt-bindings: display: synopsys,dw-hdmi: add ignore-rxsense
Date: Wed,  2 Sep 2026 16:01:13 +0300	[thread overview]
Message-ID: <20260902130117.2731-1-ian.ray@gehealthcare.com> (raw)

Add a new property to ignore RXSENSE during hotplug events.

Fixes: da09daf88108 ("drm: bridge: dw_hdmi: only trigger hotplug event on link change")
Signed-off-by: Ian Ray <ian.ray@gehealthcare.com>
---
 .../bindings/display/bridge/synopsys,dw-hdmi.yaml         | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
index 33481381cccc..0f6e4dabe11d 100644
--- a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml
@@ -61,6 +61,14 @@ properties:
   interrupts:
     maxItems: 1
 
+  ignore-rxsense:
+    type: boolean
+    description:
+      Determine the connector status from the HPD signal alone and ignore RX
+      sense. Set this on boards where a downstream device (for example an HDMI
+      to DP converter) keeps the TMDS lines permanently loaded, so that RX
+      sense is always asserted and can never signal a disconnect.
+
 additionalProperties: true
 
 ...
-- 
2.47.3


             reply	other threads:[~2026-09-02 13:01 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-02 13:01 Ian Ray [this message]
2026-09-02 13:01 ` [PATCH v1 3/3] ARM: dts: imx: bx50v3: ignore HDMI rxsense Ian Ray
2026-09-02 13:18   ` sashiko-bot
2026-09-02 17:32 ` [PATCH v1 1/3] dt-bindings: display: synopsys,dw-hdmi: add ignore-rxsense Conor Dooley

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20260902130117.2731-1-ian.ray@gehealthcare.com \
    --to=ian.ray@gehealthcare.com \
    --cc=Laurent.pinchart@ideasonboard.com \
    --cc=airlied@gmail.com \
    --cc=andrzej.hajda@intel.com \
    --cc=conor+dt@kernel.org \
    --cc=devicetree@vger.kernel.org \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=jernej.skrabec@gmail.com \
    --cc=jonas@kwiboo.se \
    --cc=krzk+dt@kernel.org \
    --cc=l.stach@pengutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luca.ceresoli@bootlin.com \
    --cc=maarten.lankhorst@linux.intel.com \
    --cc=mripard@kernel.org \
    --cc=neil.armstrong@linaro.org \
    --cc=rfoss@kernel.org \
    --cc=robh@kernel.org \
    --cc=simona@ffwll.ch \
    --cc=tzimmermann@suse.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).