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From: Inki Dae <inki.dae@samsung.com>
To: dri-devel@lists.freedesktop.org
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	k.kozlowski@samsung.com, linux-samsung-soc@vger.kernel.org,
	pawel.moll@arm.com, ijc+devicetree@hellion.org.uk,
	javier@osg.samsung.com, robh+dt@kernel.org, galak@codeaurora.org,
	kgene.kim@samsung.com
Subject: [PATCH 3/3] dt-bindings: exynos-dp: update ports node binding for panel
Date: Thu, 03 Dec 2015 18:30:10 +0900	[thread overview]
Message-ID: <1449135010-8111-4-git-send-email-inki.dae@samsung.com> (raw)
In-Reply-To: <1449135010-8111-1-git-send-email-inki.dae@samsung.com>

This patch updates a ports node binding for panel.

With this, dp node can have a ports node which describes
a remote endpoint node that can be connected to panel or bridge
node.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
---
 .../bindings/display/exynos/exynos_dp.txt          | 28 ++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt
index 64693f2..15b52cb 100644
--- a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt
+++ b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt
@@ -66,8 +66,15 @@ Optional properties for dp-controller:
 		Hotplug detect GPIO.
 			Indicates which GPIO should be used for hotplug
 			detection
-	-video interfaces: Device node can contain video interface port
-			    nodes according to [1].
+Video interfaces:
+  Device node can contain video interface port nodes according to [1].
+  The following are properties specific to those nodes:
+
+  endpoint node connected to bridge or panel node:
+   - remote-endpoint: specifies the endpoint in panel or bridge node.
+		      This node is required in all kinds of exynos dp
+		      to represent the connection between dp and bridge
+		      ,or dp and panel.
 
 [1]: Documentation/devicetree/bindings/media/video-interfaces.txt
 
@@ -111,9 +118,22 @@ Board Specific portion:
 		};
 
 		ports {
-			port@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port {
 				dp_out: endpoint {
-					remote-endpoint = <&bridge_in>;
+					remote-endpoint = <&dp_in>;
+				};
+			};
+		};
+
+		panel@0 {
+			reg = <0>;
+			...
+			port {
+				dp_in: endpoint {
+					remote-endpoint = <&dp_out>;
 				};
 			};
 		};
-- 
1.9.1

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  parent reply	other threads:[~2015-12-03  9:30 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-03  9:30 [PATCH 0/3] drm/exynos: dp: consider port node outbound for panel Inki Dae
2015-12-03  9:30 ` [PATCH v3 1/3] drm/exynos: dp: add of_graph dt binding support " Inki Dae
2015-12-03 13:55   ` Javier Martinez Canillas
2015-12-04  9:00     ` Inki Dae
2015-12-04 12:38       ` Javier Martinez Canillas
2015-12-04 14:57         ` Inki Dae
2015-12-04 16:18           ` Javier Martinez Canillas
2015-12-03  9:30 ` [PATCH v2 2/3] drm/exynos: dp: fix wrong return type Inki Dae
2015-12-03  9:30 ` Inki Dae [this message]
2015-12-03 13:29   ` [PATCH 3/3] dt-bindings: exynos-dp: update ports node binding for panel Javier Martinez Canillas
2015-12-04  9:07     ` Inki Dae
2015-12-03 23:38   ` Rob Herring
2015-12-04  9:08     ` Inki Dae

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