linux-kernel - Re: [PATCH 3/3] dt-bindings: net: rename Qualcomm IPQ MDIO bindings

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Message-ID: <YQf1jdsUc8S7tTBy@lunn.ch>
Date:   Mon, 2 Aug 2021 15:39:25 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     luoj@...eaurora.org
Cc:     Rob Herring <robh+dt@...nel.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Gross, Andy" <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Robert Marko <robert.marko@...tura.hr>,
        netdev <netdev@...r.kernel.org>, linux-kernel@...r.kernel.org,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        devicetree@...r.kernel.org, Sricharan <sricharan@...eaurora.org>
Subject: Re: [PATCH 3/3] dt-bindings: net: rename Qualcomm IPQ MDIO bindings

> > since the phylib code can't satisfy resetting PHY in IPQ chipset, phylib
> > resets phy by
> > configuring GPIO output value to 1, then to 0. however the PHY reset in
> > IPQ chipset need
> > to configuring GPIO output value to 0, then to 1 for the PHY reset, so i
> > put the phy-reset-gpios here.

Look at the active low DT property of a GPIO.

     Andrew