linux-kernel - Re: [PATCH 01/29] usb: dwc3: Discard synopsys,dwc3 compatibility string

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Date:   Tue, 20 Oct 2020 15:33:15 +0300
From:   Serge Semin <Sergey.Semin@...kalelectronics.ru>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Felipe Balbi <balbi@...nel.org>
CC:     Florian Fainelli <f.fainelli@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        USB <linux-usb@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 01/29] usb: dwc3: Discard synopsys,dwc3 compatibility
 string

On Tue, Oct 20, 2020 at 02:28:01PM +0200, Krzysztof Kozlowski wrote:
> On Tue, Oct 20, 2020 at 03:15:06PM +0300, Andy Shevchenko wrote:
> > On Tue, Oct 20, 2020 at 3:02 PM Serge Semin
> > <Sergey.Semin@...kalelectronics.ru> wrote:
> > >
> > > Syonpsys IP cores are supposed to be defined with "snps" vendor-prefix.
> > > Discard a DW USB3 compatible string with the deprecated prefix seeing
> > > one isn't used by any dts file anymore.
> > 

> > I'm afraid it's no go.
> > It's an ABI from the moment when the driver started supporting this
> > compatible string.
> 
> Exactly.
> 
> Please mark the compatible as deprecated in bindings, correct the DTSes
> and optionally after one or two years (or any time later) remove the
> support for deprecated bindings.

Ok. I'll just get the original patch back then:
https://lore.kernel.org/linux-usb/20201014101402.18271-1-Sergey.Semin@baikalelectronics.ru/T/#m0f92acafbd740e63b7156efac58850e0757d2110
and resend the series later after the rest of the patchset have been cooked
a bit.

-Sergey

> 
> Best regards,
> Krzysztof
>