[PATCH v2 1/3] dt-bindings: media: ov772x: Document endpoint properties
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: 2020-08-03 11:44:21
Also in:
linux-media, linux-renesas-soc, lkml
Subsystem:
media input infrastructure (v4l/dvb), open firmware and flattened device tree bindings, the rest · Maintainers:
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Document endpoint properties required for parallel interface Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> --- .../devicetree/bindings/media/i2c/ov772x.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/Documentation/devicetree/bindings/media/i2c/ov772x.txt b/Documentation/devicetree/bindings/media/i2c/ov772x.txt
index 0b3ede5b8e6a..1f4153484717 100644
--- a/Documentation/devicetree/bindings/media/i2c/ov772x.txt
+++ b/Documentation/devicetree/bindings/media/i2c/ov772x.txt@@ -21,6 +21,22 @@ subnode for its digital output video port, in accordance with the video interface bindings defined in Documentation/devicetree/bindings/media/ video-interfaces.txt. +Endpoint node required properties for parallel connection are: +- remote-endpoint: a phandle to the bus receiver's endpoint node. +- bus-width: shall be set to <8> for 8 bits parallel bus + or <10> for 10 bits parallel bus +- data-shift: shall be set to <2> for 8 bits parallel bus + (lines 9:2 are used) or <0> for 10 bits parallel bus +- hsync-active: active state of the HSYNC signal, 0/1 for LOW/HIGH respectively. + (Not required for bus-type equal 6) +- vsync-active: active state of the VSYNC signal, 0/1 for LOW/HIGH respectively. + (Not required for bus-type equal 6) +- pclk-sample: sample data on rising (1) or falling (0) edge of the pixel clock + signal. (Not required for bus-type equal 6) +- bus-type: data bus type. Possible values are: + 5 - Parallel + 6 - Bt.656 + Example: &i2c0 {
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2.17.1