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authorJavier Martinez Canillas <javier@osg.samsung.com>2016-02-05 17:09:57 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-02-11 11:11:29 -0200
commit82c2ffeb217a024084f3ad0bf3705f5661365804 (patch)
tree32e264936d31bc616046753a785f010c91158206 /Documentation
parentb802fb99ae964681d1754428f67970911e0476e9 (diff)
[media] tvp5150: document input connectors DT bindings
The tvp5150 decoder has different input connectors so extend the device tree binding to allow device tree source files to define the connectors that are available on a given board. Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/media/i2c/tvp5150.txt43
1 files changed, 43 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/i2c/tvp5150.txt b/Documentation/devicetree/bindings/media/i2c/tvp5150.txt
index 8c0fc1a26bf0..daa20e43a8e3 100644
--- a/Documentation/devicetree/bindings/media/i2c/tvp5150.txt
+++ b/Documentation/devicetree/bindings/media/i2c/tvp5150.txt
@@ -12,6 +12,32 @@ Optional Properties:
- pdn-gpios: phandle for the GPIO connected to the PDN pin, if any.
- reset-gpios: phandle for the GPIO connected to the RESETB pin, if any.
+Optional nodes:
+- connectors: The input connectors of tvp5150 have to be defined under
+ a subnode name "connectors" using the following format:
+
+ input-connector-name {
+ input connector properties
+ };
+
+Each input connector must contain the following properties:
+
+ - label: a name for the connector.
+ - input: the input connector.
+
+The possible values for the "input" property are:
+ 0: Composite0
+ 1: Composite1
+ 2: S-Video
+
+and on a tvp5150am1 and tvp5151 there is another:
+ 4: Signal generator
+
+The list of valid input connectors are defined in dt-bindings/media/tvp5150.h
+header file and can be included by device tree source files.
+
+Each input connector can be defined only once.
+
The device node must contain one 'port' child node for its digital output
video port, in accordance with the video interface bindings defined in
Documentation/devicetree/bindings/media/video-interfaces.txt.
@@ -36,6 +62,23 @@ Example:
pdn-gpios = <&gpio4 30 GPIO_ACTIVE_LOW>;
reset-gpios = <&gpio6 7 GPIO_ACTIVE_LOW>;
+ connectors {
+ composite0 {
+ label = "Composite0";
+ input = <TVP5150_COMPOSITE0>;
+ };
+
+ composite1 {
+ label = "Composite1";
+ input = <TVP5150_COMPOSITE1>;
+ };
+
+ s-video {
+ label = "S-Video";
+ input = <TVP5150_SVIDEO>;
+ };
+ };
+
port {
tvp5150_1: endpoint {
remote-endpoint = <&ccdc_ep>;