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
next 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
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