linux-kernel - Re: [PATCH 1/6] dt-bindings: connector: add power-opmode optional property to usb-connector

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Message-ID: <20200715181916.GA551920@bogus>
Date:   Wed, 15 Jul 2020 12:19:16 -0600
From:   Rob Herring <robh@...nel.org>
To:     Amelie Delaunay <amelie.delaunay@...com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Russell King <linux@...linux.org.uk>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        Fabrice Gasnier <fabrice.gasnier@...com>
Subject: Re: [PATCH 1/6] dt-bindings: connector: add power-opmode optional
 property to usb-connector

On Mon, Jun 15, 2020 at 06:15:07PM +0200, Amelie Delaunay wrote:
> Power operation mode may depends on hardware design, so, add the optional
> property power-opmode for usb-c connector to select the power operation
> mode capability.
> 
> Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
> ---
>  .../devicetree/bindings/connector/usb-connector.yaml  | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml
> index 9bd52e63c935..cd7feb2d4984 100644
> --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml
> +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml
> @@ -88,6 +88,17 @@ properties:
>        - device
>        - dual
>  
> +  power-opmode:
> +    description: Determines the power operation mode that the Type C connector
> +      will support.
> +    allOf:
> +      - $ref: /schemas/types.yaml#definitions/string
> +    enum:
> +      - default

Wouldn't this just be no property?

> +      - 1.5A
> +      - 3.0A

You'll need to explain these better.

> +      - usb_power_delivery

I would have thought 'default' would be USB-PD. Though I thought Type-C 
was always USB-PD. 

> +
>    # The following are optional properties for "usb-c-connector" with power
>    # delivery support.
>    source-pdos:
> -- 
> 2.17.1
>