linux-kernel - Re: [PATCH 12/20] dt-bindings: usb: dwc3: Add Tx De-emphasis restrictions

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Date:   Fri, 16 Oct 2020 13:54:01 -0500
From:   Rob Herring <robh@...nel.org>
To:     Serge Semin <Sergey.Semin@...kalelectronics.ru>
Cc:     Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
        linux-snps-arc@...ts.infradead.org, linuxppc-dev@...ts.ozlabs.org,
        Pavel Parkhomenko <Pavel.Parkhomenko@...kalelectronics.ru>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Serge Semin <fancer.lancer@...il.com>,
        linux-usb@...r.kernel.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        linux-mips@...r.kernel.org, Andy Gross <agross@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kevin Hilman <khilman@...libre.com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Felipe Balbi <balbi@...nel.org>, Roger Quadros <rogerq@...com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>,
        Manu Gautam <mgautam@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>
Subject: Re: [PATCH 12/20] dt-bindings: usb: dwc3: Add Tx De-emphasis
 restrictions

On Wed, 14 Oct 2020 13:13:54 +0300, Serge Semin wrote:
> In accordance with the driver comments the PIPE3 de-emphasis can be tuned
> to be either -6dB, -2.5dB or disabled. Let's add the de-emphasis
> property restriction so the DT schema would make sure the controller DT
> node is equipped with correct value.
> 
> Signed-off-by: Serge Semin <Sergey.Semin@...kalelectronics.ru>
> 
> ---
> 
> Changelog v2:
> - Grammar fix: "s/tunned/tuned"
> - Grammar fix: remove redundant "or" conjunction.
> ---
>  Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 

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