linux-kernel - Re: [PATCH net-next v2 2/4] net: mvpp2: make the phy optional

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Date:   Fri, 1 Sep 2017 15:34:34 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Antoine Tenart <antoine.tenart@...e-electrons.com>
Cc:     davem@...emloft.net, gregory.clement@...e-electrons.com,
        thomas.petazzoni@...e-electrons.com, nadavh@...vell.com,
        linux@...linux.org.uk, linux-kernel@...r.kernel.org,
        mw@...ihalf.com, stefanc@...vell.com,
        miquel.raynal@...e-electrons.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 2/4] net: mvpp2: make the phy optional

On Fri, Sep 01, 2017 at 11:04:53AM +0200, Antoine Tenart wrote:
> There is not necessarily a PHY between the GoP and the physical port.
> However, the driver currently makes the "phy" property mandatory,
> contrary to what is stated in the device tree bindings. This patch makes
> the PHY optional, and aligns the PPv2 driver on its device tree
> documentation. However if a PHY is provided, the GoP link interrupt
> won't be used.
> 
> With this patch switches directly connected to the serdes lanes and SFP
> ports on the Armada 8040-db and Armada 7040-db can be used if the link
> interrupt is described in the device tree.
> 
> Signed-off-by: Antoine Tenart <antoine.tenart@...e-electrons.com>
> Tested-by: Marcin Wojtas <mw@...ihalf.com>

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

    Andrew