[PATCH v13 1/6] dt-bindings: media: add pclk-sample dual edge property

[Jitao Shi <jitao.shi@mediatek.com>]

Some chips's sample mode are rising, falling and dual edge (both
falling and rising edge).
Extern the pclk-sample property to support dual edge.

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
---
 Documentation/devicetree/bindings/media/video-interfaces.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
index f884ada0bffc..da9ad24935db 100644
--- a/Documentation/devicetree/bindings/media/video-interfaces.txt
+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
@@ -118,8 +118,8 @@ Optional endpoint properties
 - data-enable-active: similar to HSYNC and VSYNC, specifies the data enable
   signal polarity.
 - field-even-active: field signal level during the even field data transmission.
-- pclk-sample: sample data on rising (1) or falling (0) edge of the pixel clock
-  signal.
+- pclk-sample: sample data on rising (1), falling (0) or both rising and
+  falling (2) edge of the pixel clock signal.
 - sync-on-green-active: active state of Sync-on-green (SoG) signal, 0/1 for
   LOW/HIGH respectively.
 - data-lanes: an array of physical data lane indexes. Position of an entry
-- 
2.21.0