2015-09-10 18:35 GMT+02:00 Enric Balletbo i Serra <eballetbo@xxxxxxxxx>:
> The ANX7814 is an ultra-low power Full-HD (1080p60) SlimPort transmitter
> designed for portable devices.
>
> You can add support to your board with current binding.
>
> Example:
>
> anx7814: anx7814@38 {
> compatible = "analogix,anx7814";
> reg = <0x38>;
> pd-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
> reset-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
> };
>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/video/bridge/anx7814.txt | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/video/bridge/anx7814.txt
>
> diff --git a/Documentation/devicetree/bindings/video/bridge/anx7814.txt b/Documentation/devicetree/bindings/video/bridge/anx7814.txt
> new file mode 100644
> index 0000000..a8cc746
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/video/bridge/anx7814.txt
> @@ -0,0 +1,22 @@
> +Analogix ANX7814 SlimPort (Full-HD Transmitter)
> +-----------------------------------------------
> +
> +The ANX7814 is an ultra-low power Full-HD (1080p60) SlimPort transmitter
> +designed for portable devices.
> +
> +Required properties:
> +
> + - compatible : "analogix,anx7814"
> + - reg : I2C address of the device
> + - pd-gpios : Which GPIO to use for power down
> + - reset-gpios : Which GPIO to use for reset
> +
> +Example:
> +
> + anx7814: anx7814@38 {
> + compatible = "analogix,anx7814";
> + reg = <0x38>;
> + pd-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
> + reset-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
> + };
> +
> --
> 2.1.0
>
I saw after sending the series that there was some discussion here,
let me paste to not forget it.
> > No ports needed for describing data connections?
>
> IMHO I'm not sure if this is applicable here, in this case the bridge
> is transparent so it's not required another device node. For example,
> I've an evaluation board, whre I connect in one side an HDMI input
> signal an in the other side a DP monitor, the driver only configures
> the chip and waits for different events (cable plug, cable unplug, etc
> ..)
But what if the chip is connected to a display controller, for instance to the
HDMI output of an SoC ? Is that a use case for the hardware ?
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