linux-kernel - Re: [PATCH v5 2/6] dt-bindings: phy: qcom,m31: Document qcom,m31 USB phy

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Message-ID: <ymbcafqqhc6hgrfhpef4byehvfyjzovs5zeprmj343erdv5ti5@tj2iunu6whvi>
Date:   Fri, 21 Jul 2023 22:10:57 -0700
From:   Bjorn Andersson <andersson@...nel.org>
To:     Varadarajan Narayanan <quic_varada@...cinc.com>
Cc:     agross@...nel.org, konrad.dybcio@...aro.org, vkoul@...nel.org,
        kishon@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        gregkh@...uxfoundation.org, catalin.marinas@....com,
        will@...nel.org, p.zabel@...gutronix.de, arnd@...db.de,
        geert+renesas@...der.be, neil.armstrong@...aro.org,
        nfraprado@...labora.com, rafal@...ecki.pl,
        quic_srichara@...cinc.com, quic_wcheng@...cinc.com,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 2/6] dt-bindings: phy: qcom,m31: Document qcom,m31 USB
 phy

On Fri, Jul 21, 2023 at 10:05:27AM +0530, Varadarajan Narayanan wrote:
> Document the M31 USB2 phy present in IPQ5332.
> 
> Signed-off-by: Sricharan Ramabadhran <quic_srichara@...cinc.com>

As Sricharan is the first one to certify the patch's origin, it seems
likely that he's the author. Please add a Co-developed-by: Sricharan.

[..]
> diff --git a/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml
> new file mode 100644
> index 0000000..e0b282b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/qcom,ipq5332-usb-hsphy.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/phy/qcom,ipq5332-usb-hsphy.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: M31 USB PHY
> +
> +maintainers:
> +  - Sricharan Ramabadhran <quic_srichara@...cinc.com>
> +  - Varadarajan Narayanan <quic_varada@...cinc.com>
> +
> +description:
> +  USB M31 PHY (https://www.m31tech.com) found in Qualcomm
> +  IPQ5018, IPQ5332 SoCs.
> +
> +properties:
> +  "#phy-cells":
> +    const: 0
> +
> +  compatible:
> +    enum:

const?

> +      - qcom,ipq5332-usb-hsphy
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: cfg_ahb
> +
> +  resets:
> +    maxItems: 1
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/qcom,ipq5332-gcc.h>
> +    usbphy0: usb-phy@...00 {

usb@

And you don't need to give the node a label in the example.

> +        compatible = "qcom,ipq5332-usb-hsphy";
> +        reg = <0x0007b000 0x12c>;
> +
> +        clocks = <&gcc GCC_USB0_PHY_CFG_AHB_CLK>;
> +        clock-names = "cfg_ahb";
> +

No #phy-cells?

Regards,
Bjorn

> +        resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
> +    };
> -- 
> 2.7.4
>