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Message-ID: <9acf139a-16b3-598e-06b7-b17611adb359@canonical.com>
Date:   Wed, 16 Feb 2022 08:40:31 +0100
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Subject: Re: [PATCH 1/3] dt-bindings: phy: qcom,usb-snps-femto-v2: Add phy
 override params bindings
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To:     Sandeep Maheswaram <quic_c_sanm@quicinc.com>,
        Rob Herring <robh+dt@kernel.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Kishon Vijay Abraham I <kishon@ti.com>,
        Vinod Koul <vkoul@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Wesley Cheng <wcheng@codeaurora.org>,
        Stephen Boyd <swboyd@chromium.org>,
        Doug Anderson <dianders@chromium.org>,
        Matthias Kaehlcke <mka@chromium.org>
Cc:     evicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org,
        linux-usb@vger.kernel.org, quic_pkondeti@quicinc.com,
        quic_ppratap@quicinc.com
References: <1644952755-15527-1-git-send-email-quic_c_sanm@quicinc.com>
 <1644952755-15527-2-git-send-email-quic_c_sanm@quicinc.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
In-Reply-To: <1644952755-15527-2-git-send-email-quic_c_sanm@quicinc.com>
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Precedence: bulk

On 15/02/2022 20:19, Sandeep Maheswaram wrote:
> Add support for overriding SNPS phy tuning parameters in device tree
> bindings.
> 
> Signed-off-by: Sandeep Maheswaram <quic_c_sanm@quicinc.com>
> ---
>  .../devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml  | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
> index 0dfe691..44cf3bf 100644
> --- a/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
> +++ b/Documentation/devicetree/bindings/phy/qcom,usb-snps-femto-v2.yaml
> @@ -50,6 +50,22 @@ properties:
>    vdda33-supply:
>      description: phandle to the regulator 3.3V supply node.
>  
> +  qcom,override_x0:

Do not use underscore in properties, but hyphen. Just like everywhere in
bindings.

This does not look like description of hardware but hard-coding some
register values. Bindings should rather describe the actual hardware
parameters instead of values written into registers.

Plus what other reviewers pointed about usefulness.

Best regards,
Krzysztof