From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Yao <mark.yao@rock-chips.com>
Subject: [RESENT PATCH v7 2/3] dt-bindings: video: Add for rockchip display subsytem
Date: Fri, 26 Sep 2014 18:57:01 +0800
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To: heiko@sntech.de, Boris BREZILLON <boris.brezillon@free-electrons.com>, David Airlie <airlied@gmail.com>, Rob Clark <robdclark@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Randy Dunlap <rdunlap@infradead.org>, Grant Likely <grant.likely@linaro.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, John Stultz <john.stultz@linaro.org>, Rom Lemarchand <romlem@google.com>
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List-Id: linux-api@vger.kernel.org

From: Mark yao <mark.yao@rock-chips.com>

This add a display subsystem comprise the all display interface nodes.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Reviewed-by: Rob Clark <robdclark@gmail.com>
---
Changes in v2:
- add DRM master device node to list all display nodes that comprise
  the graphics subsystem.

Changes in v3: None

Changes in v4: None

Changes in v5: None

Changes in v6: None

Changes in v7: None

 .../devicetree/bindings/video/rockchip-drm.txt     |   19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/video/rockchip-drm.txt

diff --git a/Documentation/devicetree/bindings/video/rockchip-drm.txt b/Documentation/devicetree/bindings/video/rockchip-drm.txt
new file mode 100644
index 0000000..7fff582
--- /dev/null
+++ b/Documentation/devicetree/bindings/video/rockchip-drm.txt
@@ -0,0 +1,19 @@
+Rockchip DRM master device
+================================
+
+The Rockchip DRM master device is a virtual device needed to list all
+vop devices or other display interface nodes that comprise the
+graphics subsystem.
+
+Required properties:
+- compatible: Should be "rockchip,display-subsystem"
+- ports: Should contain a list of phandles pointing to display interface port
+  of vop devices. vop definitions as defined in
+  Documentation/devicetree/bindings/video/rockchip-vop.txt
+
+example:
+
+display-subsystem {
+	compatible = "rockchip,display-subsystem";
+	ports = <&vopl_out>, <&vopb_out>;
+};
-- 
1.7.9.5