linux-kernel - Re: [PATCH v2 2/2] net: lpc_eth: parse phy nodes from device tree

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Date:   Thu, 17 Oct 2019 18:22:14 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Sylvain Lemieux <slemieux.tyco@...il.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 2/2] net: lpc_eth: parse phy nodes from device tree

On Thu, Oct 17, 2019 at 11:47:57AM +0200, Alexandre Belloni wrote:
> When connected to a micrel phy, phy_find_first doesn't work properly
> because the first phy found is on address 0, the broadcast address but, the
> first thing the phy driver is doing is disabling this broadcast address.
> The phy is then available only on address 1 but the mdio driver doesn't
> know about it.
> 
> Instead, register the mdio bus using of_mdiobus_register and try to find
> the phy description in device tree before falling back to phy_find_first.
> 
> This ultimately also allows to describe the interrupt the phy is connected
> to.
> 
> Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>

Hi Alexandre

It is normal to have a cover note for a patch series.

Otherwise:

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew