From 5e557e66a09200d41260cecd7537edf741a14cfb Mon Sep 17 00:00:00 2001 From: Marco Felsch Date: Wed, 3 Apr 2019 14:31:44 +0200 Subject: media: dt-bindings: tvp5150: add optional tvnorms documentation Document the optional binding to limit the possible tv-norms on the input connectors. Signed-off-by: Marco Felsch --- Documentation/devicetree/bindings/media/i2c/tvp5150.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/media/i2c/tvp5150.txt b/Documentation/devicetree/bindings/media/i2c/tvp5150.txt index 82fff80fa63a5..970be21fb1919 100644 --- a/Documentation/devicetree/bindings/media/i2c/tvp5150.txt +++ b/Documentation/devicetree/bindings/media/i2c/tvp5150.txt @@ -48,6 +48,13 @@ Required Endpoint Properties for parallel synchronization on output port: Note: Do not specify any of these properties if you want to use the embedded BT.656 synchronization. +Optional Connector Properties: +============================== + +- tvnorms: Set the possible signals to which the hardware tries to lock instead + of using the autodetection mechnism. Please look at [1] for more + information. + [1] Documentation/devicetree/bindings/display/connector/analog-tv-connector.txt. Example - three input sources: @@ -55,6 +62,7 @@ Example - three input sources: comp_connector_0 { compatible = "composite-video-connector"; label = "Composite0"; + tvnorms = ; /* limit to pal-m signals */ port { composite0_to_tvp5150: endpoint { @@ -66,6 +74,7 @@ comp_connector_0 { comp_connector_1 { compatible = "composite-video-connector"; label = "Composite1"; + tvnorms = ; /* limit to ntsc-m signals */ port { composite1_to_tvp5150: endpoint { -- cgit v1.2.3