On 04/09/18 14:16, Russell King wrote:
> Add the optional calibration gpio for integrated TDA9950 CEC support.
> This GPIO corresponds with the interrupt from the TDA998x, as the
> calibration requires driving the interrupt pin low.
>
> Reviewed-by: Rob Herring <r...@kernel.org>
> Signed-off-by: Russell King <rmk+ker...@armlinux.org.uk>
Acked-by: Hans Verkuil <hans.verk...@cisco.com>
Regards,
Hans
> ---
> Documentation/devicetree/bindings/display/bridge/tda998x.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> index 24cc2466185a..1a4eaca40d94 100644
> --- a/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> +++ b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> @@ -27,6 +27,9 @@ Required properties;
> in question is used. The implementation allows one or two DAIs. If two
> DAIs are defined, they must be of different type.
>
> + - nxp,calib-gpios: calibration GPIO, which must correspond with the
> + gpio used for the TDA998x interrupt pin.
> +
> [1] Documentation/sound/alsa/soc/DAI.txt
> [2] include/dt-bindings/display/tda998x.h
>
>
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