linux-kernel - Re: [PATCH v7 4/5] dt-bindings: phy: realtek: Add Realtek DHC RTD SoC USB 2.0 PHY

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Date:   Fri, 14 Jul 2023 08:33:00 -0600
From:   Rob Herring <robh@...nel.org>
To:     Stanley Chang <stanley_chang@...ltek.com>
Cc:     Rob Herring <robh+dt@...nel.org>, Ray Chi <raychi@...gle.com>,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        Matthias Kaehlcke <mka@...omium.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Roy Luo <royluo@...gle.com>, Vinod Koul <vkoul@...nel.org>,
        Flavio Suligoi <f.suligoi@...m.it>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        linux-phy@...ts.infradead.org, Conor Dooley <conor+dt@...nel.org>,
        linux-kernel@...r.kernel.org,
        Kishon Vijay Abraham I <kishon@...nel.org>
Subject: Re: [PATCH v7 4/5] dt-bindings: phy: realtek: Add Realtek DHC RTD
 SoC USB 2.0 PHY


On Fri, 07 Jul 2023 14:47:03 +0800, Stanley Chang wrote:
> Document the USB PHY bindings for Realtek SoCs.
> Realtek DHC (digital home center) RTD SoCs support DWC3 XHCI USB
> controller and using USB 2.0 PHY transceiver.
> 
> Signed-off-by: Stanley Chang <stanley_chang@...ltek.com>
> ---
> v6 to v7 change:
>     1. Revise the commit message
>     2. Change the property name for realtek,driving-level-compensate
>     3. Add if/then schema for specific properties
> v5 to v6 change:
>     Drop the redundant examples
>     Drop the label of example
> v4 to v5 change:
>     1. Add more examples.
>     2. Remove the compatible realtek,usb2phy.
>     3. Revise the descriptor of the property.
>     4. Add the default of the property.
> v3 to v4 change:
>     1. Remove the parameter and non hardware properties from dts.
>     2. Using the compatible data included the config and parameter
>        in driver.
> v2 to v3 change:
>     1. Broken down into two patches, one for each of USB 2 & 3.
>     2. Add more description about Realtek RTD SoCs architecture.
>     3. Removed parameter v1 support for simplification.
>     4. Revised the compatible name for fallback compatible.
>     5. Remove some properties that can be set in the driver.
> v1 to v2 change:
>     Add phy-cells for generic phy driver
> ---
>  .../bindings/phy/realtek,usb2phy.yaml         | 175 ++++++++++++++++++
>  1 file changed, 175 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/realtek,usb2phy.yaml
> 

Reviewed-by: Rob Herring <robh@...nel.org>