Hi Prabhakar,
Thank you for the patch.
On Friday 03 May 2013 12:21:59 Prabhakar Lad wrote:
> From: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
>
> add OF support for the mt9p031 sensor driver.
> Alongside this patch sorts the header inclusion alphabetically.
>
> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
> Cc: Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
> Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> Cc: Sakari Ailus <sakari.ailus@xxxxxx>
> Cc: Grant Likely <grant.likely@xxxxxxxxxxxx>
> Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
> Cc: Rob Landley <rob@xxxxxxxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: devicetree-discuss@xxxxxxxxxxxxxxxx
> Cc: davinci-linux-open-source@xxxxxxxxxxxxxxxxxxxx
> Cc: linux-doc@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> Changes for v2:
> 1: Used '-' instead of '_' for device properties.
> 2: Specified gpio reset pin as phandle in device node.
> 3: Handle platform data properly even if kernel is compiled with
> devicetree support.
> 4: Used dev_* for messages in drivers instead of pr_*.
> 5: Changed compatible property to "aptina,mt9p031" and "aptina,mt9p031m".
> 6: Sorted the header inclusion alphabetically and fixed some minor code
> nits.
>
> Changes for v3:
> 1: Dropped check if gpio-reset is valid.
> 2: Fixed some code nits.
> 3: Included a reference to the V4L2 DT bindings documentation.
>
> .../devicetree/bindings/media/i2c/mt9p031.txt | 40 +++++++++++++
> drivers/media/i2c/mt9p031.c | 60 ++++++++++++++++-
> 2 files changed, 97 insertions(+), 3 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/mt9p031.txt
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/mt9p031.txt
> b/Documentation/devicetree/bindings/media/i2c/mt9p031.txt new file mode
> 100644
> index 0000000..e740541
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/mt9p031.txt
> @@ -0,0 +1,40 @@
> +* Aptina 1/2.5-Inch 5Mp CMOS Digital Image Sensor
> +
> +The Aptina MT9P031 is a 1/2.5-inch CMOS active pixel digital image sensor
> with +an active array size of 2592H x 1944V. It is programmable through a
> simple +two-wire serial interface.
> +
> +Required Properties :
> +- compatible : value should be either one among the following
> + (a) "aptina,mt9p031" for mt9p031 sensor
> + (b) "aptina,mt9p031m" for mt9p031m sensor
> +
> +- input-clock-frequency : Input clock frequency.
> +
> +- pixel-clock-frequency : Pixel clock frequency.
> +
> +Optional Properties :
> +-gpio-reset: Chip reset GPIO
According to Documentation/devicetree/bindings/gpio/gpio.txt, this should be
"gpios" or "reset-gpios".
> +
> +For further reading of port node refer
> Documentation/devicetree/bindings/media/ +video-interfaces.txt.
> +
> +Example:
> +
> + i2c0@1c22000 {
> + ...
> + ...
> + mt9p031@5d {
> + compatible = "aptina,mt9p031";
> + reg = <0x5d>;
> + gpio-reset = <&gpio3 30 0>;
> +
> + port {
> + mt9p031_1: endpoint {
> + input-clock-frequency = <6000000>;
> + pixel-clock-frequency = <96000000>;
> + };
> + };
> + };
> + ...
> + };
--
Regards,
Laurent Pinchart
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