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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Thu, 30 Sep 2021 17:38:50 +0200
Message-ID: <CACRpkdYbZi90YAFGBvZ65KD9tu9RaJt312dq5UZ9VYDuLKZOMg@mail.gmail.com>
Subject: Re: [PATCH v14 2/5] dt-bindings: pinctrl: mt8195: change pull up/down description
To:     "zhiyong.tao" <zhiyong.tao@mediatek.com>
Cc:     Rob Herring <robh@kernel.org>, Mark Rutland <mark.rutland@arm.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Sean Wang <sean.wang@kernel.org>,
        srv_heupstream <srv_heupstream@mediatek.com>,
        hui.liu@mediatek.com, Light Hsieh <light.hsieh@mediatek.com>,
        Biao Huang <biao.huang@mediatek.com>,
        Hongzhou Yang <hongzhou.yang@mediatek.com>,
        Sean Wang <sean.wang@mediatek.com>,
        Seiya Wang <seiya.wang@mediatek.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@lists.infradead.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>
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On Thu, Sep 30, 2021 at 3:54 AM zhiyong.tao <zhiyong.tao@mediatek.com> wrote:

> > > +  mediatek,rsel_resistance_in_si_unit:
> >
> > s/_/-/
>
> Hi Rob,
>
> what do you mean?

It's a search/replace syntax used in sed (stream editor) meaning
"replace _ with -" i.e.
mediatek,rsel-resistance-in-si-unit

Yours,
Linus Walleij