linux-kernel - Re: [PATCH v6 4/7] dt-bindings: phy: armada-cp110-utmi: add optional swap-dx-lanes property

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Date: Tue, 4 Jun 2024 18:41:03 +0100
From: Conor Dooley <conor@...nel.org>
To: Josua Mayer <josua@...id-run.com>
Cc: Andrew Lunn <andrew@...n.ch>,
	Gregory Clement <gregory.clement@...tlin.com>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Jonathan Cameron <jic23@...nel.org>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Daniel Baluta <daniel.baluta@....com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Konstantin Porotchkin <kostap@...vell.com>,
	Richard Cochran <richardcochran@...il.com>,
	Yazan Shhady <yazan.shhady@...id-run.com>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
	linux-phy@...ts.infradead.org, netdev@...r.kernel.org
Subject: Re: [PATCH v6 4/7] dt-bindings: phy: armada-cp110-utmi: add optional
 swap-dx-lanes property

On Sun, Jun 02, 2024 at 05:49:39PM +0200, Josua Mayer wrote:
> Armada CP110 UTMI supports swapping D+ and D- signals.
> usb251xb.yaml already describes a suitable device-tree property for the
> same purpose but as child usb controller node.
> 
> Add optional swap-dx-lanes device-tree property to armada cp110 utmi phy
> with same semantics as usb251xb:
> The property lists all ports that swap D+ and D-, unlisted ports are
> considered correct.
> 
> Signed-off-by: Josua Mayer <josua@...id-run.com>
> ---
>  .../devicetree/bindings/phy/marvell,armada-cp110-utmi-phy.yaml      | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/phy/marvell,armada-cp110-utmi-phy.yaml b/Documentation/devicetree/bindings/phy/marvell,armada-cp110-utmi-phy.yaml
> index 9ce7b4c6d208..2ef02aac042a 100644
> --- a/Documentation/devicetree/bindings/phy/marvell,armada-cp110-utmi-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/marvell,armada-cp110-utmi-phy.yaml
> @@ -41,6 +41,12 @@ properties:
>        Phandle to the system controller node
>      $ref: /schemas/types.yaml#/definitions/phandle
>  
> +  swap-dx-lanes:

Missing a vendor prefix.
Otherwise, to me naive eye, seems okay.

> +    $ref: /schemas/types.yaml#/definitions/uint32-array
> +    description: |

This | probably isn't needed though, there's not any format here that
seems worth preserving.

Thanks,
Conor.

> +      Specifies the ports which will swap the differential-pair (D+/D-),
> +      default is not-swapped.
> +
>  # Required child nodes:
>  
>  patternProperties:
> 
> -- 
> 2.35.3
> 

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