Hi Pavel,
On Mon, Nov 14, 2016 at 07:30:40PM +0100, Pavel Machek wrote:
> Add device tree binding documentation for toshiba et8ek8 sensor.
>
> Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov...@gmail.com>
> Signed-off-by: Pavel Machek <pa...@ucw.cz>
>
> ---
>
> v6: added missing article, fixed signal polarity.
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/toshiba,et8ek8.txt
> b/Documentation/devicetree/bindings/media/i2c/toshiba,et8ek8.txt
> new file mode 100644
> index 0000000..b03b21d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/toshiba,et8ek8.txt
> @@ -0,0 +1,53 @@
> +Toshiba et8ek8 5MP sensor
> +
> +Toshiba et8ek8 5MP sensor is an image sensor found in Nokia N900 device
> +
> +More detailed documentation can be found in
> +Documentation/devicetree/bindings/media/video-interfaces.txt .
> +
> +
> +Mandatory properties
> +--------------------
> +
> +- compatible: "toshiba,et8ek8"
> +- reg: I2C address (0x3e, or an alternative address)
> +- vana-supply: Analogue voltage supply (VANA), 2.8 volts
> +- clocks: External clock to the sensor
> +- clock-frequency: Frequency of the external clock to the sensor. Camera
> + driver will set this frequency on the external clock. The clock frequency
> is
> + a pre-determined frequency known to be suitable to the board.
> +- reset-gpios: XSHUTDOWN GPIO. The XSHUTDOWN signal is active low. The sensor
> + is in hardware standby mode when the signal is in the low state.
> +
> +
> +Endpoint node mandatory properties
> +----------------------------------
> +
> +- remote-endpoint: A phandle to the bus receiver's endpoint node.
> +
> +Endpoint node optional properties
> +----------------------------------
> +
> +- clock-lanes: <0>
> +- data-lanes: <1..n>
The driver makes no use of them and CCP2 only supports a single lane. I'll
just remove these and apply it to my tree. Let's continue discussing the
driver patch in the other thread.
> +
> +Example
> +-------
> +
> +&i2c3 {
> + clock-frequency = <400000>;
> +
> + cam1: camera@3e {
> + compatible = "toshiba,et8ek8";
> + reg = <0x3e>;
> + vana-supply = <&vaux4>;
> + clocks = <&isp 0>;
> + clock-frequency = <9600000>;
> + reset-gpio = <&gpio4 6 GPIO_ACTIVE_HIGH>; /* 102 */
> + port {
> + csi_cam1: endpoint {
> + remote-endpoint = <&csi_out1>;
> + };
> + };
> + };
> +};
>
--
Regards,
Sakari Ailus
e-mail: sakari.ai...@iki.fi XMPP: sai...@retiisi.org.uk
