Re: [PATCH 2/3] devicetree: Add ANX7814 bridge binding.

Rob Herring
2016-03-25T14:36:27Z

On Thu, Mar 24, 2016 at 11:41:45AM +0100, Enric Balletbo i Serra wrote:
> The ANX7814 is an ultra-low power Full-HD (1080p60) SlimPort transmitter
> designed for portable devices.
>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
> ---
> .../devicetree/bindings/video/bridge/anx7814.txt | 41 ++++++++++++++++++++++
> 1 file changed, 41 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..5a47a42
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/video/bridge/anx7814.txt
> @@ -0,0 +1,41 @@
> +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
> + - interrupt-parent : Should be the phandle of the interrupt controller
> + that services interrupts for this device
> + - interrupts : Should contain the INTP interrupt
> + - cable-det-gpios : Which GPIO to use for cable detection

hpd-gpios is the more standard name.

> + - pd-gpios : Which GPIO to use for power down
> + - reset-gpios : Which GPIO to use for reset
> +
> +Optional properties:
> +
> + - v10-gpios : Which GPIO to use for V10 control.
> + - Video port for HDMI output, using the DT bindings defined in [1].

It is HDMI input from this node's perspective, right?

> +
> +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt
> +
> +Example:
> +
> + anx7814: anx7814@38 {
> + compatible = "analogix,anx7814";
> + reg = <0x38>;
> + interrupt-parent = <&gpio0>;
> + interrupts = <99 IRQ_TYPE_LEVEL_LOW>; /* INTP */
> + cable-det-gpios = <&pio 36 GPIO_ACTIVE_HIGH>;
> + pd-gpios = <&pio 33 GPIO_ACTIVE_HIGH>;
> + reset-gpios = <&pio 98 GPIO_ACTIVE_HIGH>;
> + v10-gpios = <&pio 35 GPIO_ACTIVE_HIGH>;
> + port {
> + anx7814_in: endpoint {
> + remote-endpoint = <&hdmi0_out>;
> + };
> + };
> + };
> --
> 2.1.0
>