Re: [PATCH 2/9] dt-bindings: i2c: qcom-cci: add description of a vbus-supply property

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On Thu, 3 Feb 2022 at 17:46, Vladimir Zapolskiy
<vladimir.zapolskiy@xxxxxxxxxx> wrote:
>
> Quite regularly I2C bus lines on QCOM CCI controller require an external
> pull-up to a regulator powered line, to be able to define all such
> cases an additional vbus-supply property of a bus subnode is wanted.
>
> Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@xxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/i2c/i2c-qcom-cci.txt | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-qcom-cci.txt b/Documentation/devicetree/bindings/i2c/i2c-qcom-cci.txt
> index 924ad8c03464..9f5b321748f1 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-qcom-cci.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-qcom-cci.txt
> @@ -60,6 +60,11 @@ PROPERTIES:
>         Definition: Desired I2C bus clock frequency in Hz, defaults to 100
>                     kHz if omitted.
>
> +- vbus-supply:
> +       Usage: optional
> +       Value type: phandle
> +       Definition: Regulator that provides power to SCL/SDA lines
> +
>  Example:
>
>         cci@a0c000 {
> --
> 2.33.0
>

Reviewed-by: Robert Foss <robert.foss@xxxxxxxxxx>



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