diff mbox series

[v2,5/8] dt-bindings: display: add data-enable polarity property

Message ID 20180912183222.25414-6-stefan@agner.ch
State Not Applicable, archived
Headers show
Series drm/bridge: add bus flag support | expand

Commit Message

Stefan Agner Sept. 12, 2018, 6:32 p.m. UTC 
Allow to specify the data-enable polarity required by a dumb VGA
DAC converting parallel RGB to VGA.

Signed-off-by: Stefan Agner <stefan@agner.ch>
---
 .../devicetree/bindings/display/bridge/dumb-vga-dac.txt         | 2 ++
 1 file changed, 2 insertions(+)

Comments

Rob Herring Sept. 26, 2018, 9:01 p.m. UTC | #1 
On Wed, 12 Sep 2018 11:32:19 -0700, Stefan Agner wrote:
> Allow to specify the data-enable polarity required by a dumb VGA
> DAC converting parallel RGB to VGA.
> 
> Signed-off-by: Stefan Agner <stefan@agner.ch>
> ---
>  .../devicetree/bindings/display/bridge/dumb-vga-dac.txt         | 2 ++
>  1 file changed, 2 insertions(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/display/bridge/dumb-vga-dac.txt b/Documentation/devicetree/bindings/display/bridge/dumb-vga-dac.txt
index 164cbb15f04c..727111ade203 100644
--- a/Documentation/devicetree/bindings/display/bridge/dumb-vga-dac.txt
+++ b/Documentation/devicetree/bindings/display/bridge/dumb-vga-dac.txt
@@ -18,6 +18,8 @@  graph bindings specified in Documentation/devicetree/bindings/graph.txt.
 
 Optional properties:
 - vdd-supply: Power supply for DAC
+- de-active: Polarity of the data enable signal. 0 for active low, 1 for
+  active high, unset for system-specific defaults.
 
 Example
 -------