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Date:   Tue, 20 Oct 2020 21:07:17 +0200
From:   Andrew Lunn <andrew@lunn.ch>
To:     Dan Murphy <dmurphy@ti.com>
Cc:     davem@davemloft.net, f.fainelli@gmail.com, hkallweit1@gmail.com,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v2 2/3] dt-bindings: dp83td510: Add binding for
 DP83TD510 Ethernet PHY
Message-ID: <20201020190717.GK139700@lunn.ch>
References: <20201020171221.730-1-dmurphy@ti.com>
 <20201020171221.730-3-dmurphy@ti.com>
 <20201020185601.GJ139700@lunn.ch>
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> Humm. Are 1v and 2.4v advertised so it can be auto negotiated? Maybe a
> PHY tunable is not correct? Is this voltage selection actually more
> like pause and EEE?

[Goes and looks at the datasheet]

Register 0x20E, bit 13:

1 = Advertise that the 10BASE-T1L PHY has increased transmit/
receive level ability
0 = Do not advertise that the 10BASE-T1L PHY has increased
transmit/receive level ability (default)

So does this mean 2.4v?

 	Andrew