linux-kernel - Re: [PATCH v1 1/2] dt-bindings: add binding for USBSS-DRD controller.

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Message-ID: <CAL_JsqLQ83f74kMRsRX=Bo+xwP05v+2dLQaPLVV3EU7k=QwvSQ@mail.gmail.com>
Date:   Thu, 27 Dec 2018 15:01:39 -0600
From:   Rob Herring <robh@...nel.org>
To:     Pawel Laszczak <pawell@...ence.com>
Cc:     "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "balbi@...nel.org" <balbi@...nel.org>,
        "rogerq@...com" <rogerq@...com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Alan Douglas <adouglas@...ence.com>,
        "jbergsagel@...com" <jbergsagel@...com>,
        "nsekhar@...com" <nsekhar@...com>, "nm@...com" <nm@...com>,
        Suresh Punnoose <sureshp@...ence.com>,
        "peter.chen@....com" <peter.chen@....com>,
        Pawel Jez <pjez@...ence.com>, Rahul Kumar <kurahul@...ence.com>
Subject: Re: [PATCH v1 1/2] dt-bindings: add binding for USBSS-DRD controller.

On Sat, Dec 22, 2018 at 4:24 PM Pawel Laszczak <pawell@...ence.com> wrote:
>
> Hi Rob,
>
> >On Mon, Dec 10, 2018 at 12:39:14PM +0000, Pawel Laszczak wrote:
> >> This patch aim at documenting USB related dt-bindings for the
> >> Cadence USBSS-DRD controller.
> >>
> >> Signed-off-by: Pawel Laszczak <pawell@...ence.com>

[...]

> >> + - phys: reference to the USB PHY
> >> + - phy-names: name of the USB PHY, should be "cdns3,usbphy"
> >
> >Don't need -names when there is only one.
>
> But in the future probably we will need to add next phy version.
> So maybe it's better to leave this name ?

'-names' are for when there is more than one phy connected, not
different phy versions. For example, if you had separate phys for HS
and SS.

Rob