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Diffstat (limited to 'Documentation/media/v4l-drivers/cafe_ccic.rst')
-rw-r--r-- | Documentation/media/v4l-drivers/cafe_ccic.rst | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/Documentation/media/v4l-drivers/cafe_ccic.rst b/Documentation/media/v4l-drivers/cafe_ccic.rst index 8882102..b98eb3b 100644 --- a/Documentation/media/v4l-drivers/cafe_ccic.rst +++ b/Documentation/media/v4l-drivers/cafe_ccic.rst @@ -1,3 +1,11 @@ +The cafe_ccic driver +==================== + +Author: Jonathan Corbet <corbet@lwn.net> + +Introdution +----------- + "cafe_ccic" is a driver for the Marvell 88ALP01 "cafe" CMOS camera controller. This is the controller found in first-generation OLPC systems, and this driver was written with support from the OLPC project. @@ -10,11 +18,16 @@ sensor is known to work with this controller at this time. To try it out: either of these commands will work: - mplayer tv:// -tv driver=v4l2:width=640:height=480 -nosound - mplayer tv:// -tv driver=v4l2:width=640:height=480:outfmt=bgr16 -nosound +.. code-block:: none + + $ mplayer tv:// -tv driver=v4l2:width=640:height=480 -nosound + $ mplayer tv:// -tv driver=v4l2:width=640:height=480:outfmt=bgr16 -nosound The "xawtv" utility also works; gqcam does not, for unknown reasons. +Load time options +----------------- + There are a few load-time options, most of which can be changed after loading via sysfs as well: @@ -45,10 +58,3 @@ loading via sysfs as well: - flip: If this boolean parameter is set, the sensor will be instructed to invert the video image. Whether it makes sense is determined by how your particular camera is mounted. - -Work is ongoing with this driver, stay tuned. - -jon - -Jonathan Corbet -corbet@lwn.net |