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| author |  Michael Riesch <michael.riesch@wolfvision.net>
| 2022-01-14 11:57:54 +0100 |
|---|---|---|
| committer |  Hans Verkuil <hverkuil-cisco@xs4all.nl>
| 2022-12-07 17:58:46 +0100 |
| commit | 55f6f743e9da6cfa68d5c59f4ef40e6e7603d08a (patch) | |
| tree | 66422592afbf3eb96083479fb2761cd0495e95f0 /Documentation/devicetree/bindings/media | |
| parent | media: pt3: Use dma_set_mask_and_coherent() and simplify code (diff) | |
| download | linux-55f6f743e9da6cfa68d5c59f4ef40e6e7603d08a.tar.gz linux-55f6f743e9da6cfa68d5c59f4ef40e6e7603d08a.tar.bz2 linux-55f6f743e9da6cfa68d5c59f4ef40e6e7603d08a.zip | |
dt-bindings: media: video-interfaces: add support for dual edge sampling
Some devices support sampling of the parallel data at both edges of the
interface pixel clock in order to reduce the pixel clock by two.
Use the pclk-sample property to reflect this feature in the device tree.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Diffstat (limited to 'Documentation/devicetree/bindings/media')
| -rw-r--r-- | Documentation/devicetree/bindings/media/video-interfaces.yaml | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/media/video-interfaces.yaml b/Documentation/devicetree/bindings/media/video-interfaces.yaml index 68c3b9871cf3..34bdad028180 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.yaml +++ b/Documentation/devicetree/bindings/media/video-interfaces.yaml @@ -145,9 +145,10 @@ properties: pclk-sample: $ref: /schemas/types.yaml#/definitions/uint32 - enum: [ 0, 1 ] + enum: [ 0, 1, 2 ] description: - Sample data on rising (1) or falling (0) edge of the pixel clock signal. + Sample data on falling (0), rising (1) or both (2) edges of the pixel + clock signal. sync-on-green-active: $ref: /schemas/types.yaml#/definitions/uint32 |