media: dt-bindings: ov5640: Add "rotation" property

Add the rotation property to the list of optional properties
for the OV5640 camera sensor.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

diff --git a/Documentation/devicetree/bindings/media/i2c/ov5640.txt b/Documentation/devicetree/bindings/media/i2c/ov5640.txt
index 8e36da0..c97c2f2 100644 (file)
--- a/Documentation/devicetree/bindings/media/i2c/ov5640.txt
+++ b/Documentation/devicetree/bindings/media/i2c/ov5640.txt
@@ -13,6 +13,10 @@ Optional Properties:
               This is an active low signal to the OV5640.
 - powerdown-gpios: reference to the GPIO connected to the powerdown pin,
                   if any. This is an active high signal to the OV5640.
+- rotation: as defined in
+           Documentation/devicetree/bindings/media/video-interfaces.txt,
+           valid values are 0 (sensor mounted upright) and 180 (sensor
+           mounted upside down).
 
 The device node must contain one 'port' child node for its digital output
 video port, in accordance with the video interface bindings defined in
@@ -51,6 +55,7 @@ Examples:
                DVDD-supply = <&vgen2_reg>;  /* 1.5v */
                powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
                reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+               rotation = <180>;
 
                port {
                        /* MIPI CSI-2 bus endpoint */