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From: Jayesh Choudhary <j-choudhary@ti.com>
To: <dri-devel@lists.freedesktop.org>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Cc: <andrzej.hajda@intel.com>, <neil.armstrong@linaro.org>,
	<rfoss@kernel.org>, <Laurent.pinchart@ideasonboard.com>,
	<jonas@kwiboo.se>, <jernej.skrabec@gmail.com>,
	<airlied@gmail.com>, <daniel@ffwll.ch>, <robh+dt@kernel.org>,
	<krzysztof.kozlowski+dt@linaro.org>, <sam@ravnborg.org>,
	<jani.nikula@intel.com>, <tzimmermann@suse.de>,
	<javierm@redhat.com>, <ville.syrjala@linux.intel.com>,
	<r-ravikumar@ti.com>, <lyude@redhat.com>,
	<alexander.deucher@amd.com>, <sjakhade@cadence.com>,
	<yamonkar@cadence.com>, <j-choudhary@ti.com>
Subject: [PATCH 1/2] dt-bindings: drm/bridge: Add no-hpd property
Date: Thu, 16 Mar 2023 19:38:22 +0530	[thread overview]
Message-ID: <20230316140823.234263-2-j-choudhary@ti.com> (raw)
In-Reply-To: <20230316140823.234263-1-j-choudhary@ti.com>

From: Rahul T R <r-ravikumar@ti.com>

Add no-hpd property to the bindings, to disable
hpd when not connected or unusable

Signed-off-by: Rahul T R <r-ravikumar@ti.com>
Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com>
---
 .../devicetree/bindings/display/bridge/cdns,mhdp8546.yaml   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
index b2e8bc6da9d0..69d381195218 100644
--- a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
@@ -57,6 +57,12 @@ properties:
   interrupts:
     maxItems: 1
 
+  cdns,no-hpd:
+    type: boolean
+    description:
+      Set if the HPD line on the bridge isn't hooked up to anything or is
+      otherwise unusable.
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports
 
-- 
2.25.1


  reply	other threads:[~2023-03-16 14:09 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-16 14:08 [PATCH 0/2] "no-hpd" support in CDNS DP bridge driver Jayesh Choudhary
2023-03-16 14:08 ` Jayesh Choudhary [this message]
2023-03-17 12:38   ` [PATCH 1/2] dt-bindings: drm/bridge: Add no-hpd property Krzysztof Kozlowski
2023-03-21 12:02     ` Jayesh Choudhary
2023-03-21 12:38       ` Krzysztof Kozlowski
2023-03-21 14:28         ` Jayesh Choudhary
2023-03-21 15:17           ` Krzysztof Kozlowski
2023-03-23 12:26             ` Jayesh Choudhary
2023-03-16 14:08 ` [PATCH 2/2] drm: bridge: cdns-mhdp8546: Add support for no-hpd Jayesh Choudhary

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