Re: [PATCH v2] dt-binding: eeprom: at24: add supply properties

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pt., 18 paź 2019 o 10:26 Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx> napisał(a):
>
> In some platforms, they disable the power-supply of eeprom and i2c due
> to power consumption reduction.
>
> This patch add two supply properties: vcc-supply, i2c-supply.
>
> Changes since v1:
>  - change supply name
>  - rebase to next
>
> Signed-off-by: Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/eeprom/at24.yaml | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/eeprom/at24.yaml b/Documentation/devicetree/bindings/eeprom/at24.yaml
> index e8778560d966..578487a5d9b7 100644
> --- a/Documentation/devicetree/bindings/eeprom/at24.yaml
> +++ b/Documentation/devicetree/bindings/eeprom/at24.yaml
> @@ -167,6 +167,14 @@ properties:
>      minimum: 1
>      maximum: 8
>
> +  vcc-supply:
> +    description:
> +      phandle of the regulator that provides the supply voltage.
> +
> +  i2c-sypply:
> +    description:
> +      phandle to the regulator that provides power to i2c.
> +

Something was bothering me about this patch so I came back to take a
look. Can you explain what i2c actually stands for in this doc? I hope
I'm misinterpreting something and it isn't that the driver disables
the regulator powering the i2c bus controller?

Bart

>  required:
>    - compatible
>    - reg
> --
> 2.18.0
>




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