linux-kernel - Re: [PATCH 1/2] dt-bindings: serial: add generic DT binding for announcing RTS/CTS lines

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Date:   Tue, 30 Jun 2020 12:35:08 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Erwan Le Ray <erwan.leray@...com>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        "open list:SERIAL DRIVERS" <linux-serial@...r.kernel.org>,
        linux-stm32@...md-mailman.stormreply.com,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linaro-mm-sig@...ts.linaro.org,
        Fabrice Gasnier <fabrice.gasnier@...com>
Subject: Re: [PATCH 1/2] dt-bindings: serial: add generic DT binding for
 announcing RTS/CTS lines

On Sat, Jun 27, 2020 at 8:18 AM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> On Wed, May 20, 2020 at 03:39:31PM +0200, Erwan Le Ray wrote:
> > Add support of generic DT binding for annoucing RTS/CTS lines. The initial
> > binding 'st,hw-flow-control' is not needed anymore since generic binding
> > is available, but is kept for backward compatibility.
> >
> > Signed-off-by: Erwan Le Ray <erwan.leray@...com>
> >
> > diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> > index 75b8521eb7cb..06d5f251ec88 100644
> > --- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> > +++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
> > @@ -35,9 +35,11 @@ properties:
> >      description: label associated with this uart
> >
> >    st,hw-flow-ctrl:
> > -    description: enable hardware flow control
> > +    description: enable hardware flow control (deprecated)
> >      $ref: /schemas/types.yaml#/definitions/flag
> >
> > +  uart-has-rtscts: true
> > +
> >    dmas:
> >      minItems: 1
> >      maxItems: 2
> > --
> > 2.17.1
> >
>
> Did this get ignored by the DT maintainers?  :(

When it doesn't go to the DT list, you are playing roulette whether I
happen to see it. :(

Anyways,

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