From: Florian Fainelli <f.fainelli@gmail.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: netdev <netdev@vger.kernel.org>
Subject: Re: [RFC PATCH net-next 0/2] DT MDIO bus of fixed phys
Date: Fri, 11 Mar 2016 15:38:58 -0800 [thread overview]
Message-ID: <56E35712.5080508@gmail.com> (raw)
In-Reply-To: <20160311233610.GB23969@lunn.ch>
On 11/03/16 15:36, Andrew Lunn wrote:
> On Fri, Mar 11, 2016 at 03:26:42PM -0800, Florian Fainelli wrote:
>> On 11/03/16 15:08, Andrew Lunn wrote:
>>> Currently, supporting a fixed-phy in a MAC driver is a bit messy. It
>>> needs to be explicit supported, since a fixed phy is somewhat
>>> different from a normal phy.
>>>
>>> These two patches solve this by making fixed-phys appear as normal
>>> PHYs within device tree, allowing them to be referenced by a phandle.
>>> Any MAC driver that supports phy-handle can then automatically support
>>> a fixed-phy without any code change.
>>
>> Humm, if that's the problem we want to solve, we could introduce a
>> helper function which tries to locate the phy using a 'phy-handle'
>> property
>
> I don't follow you. Where do you get a phandle from to use with
> phy-handle?
>From the caller of the function: the consumer of that phy-handle and/or
fixed-link property which is either an Ethernet MAC driver or a DSA's
switch port node.
--
Florian
next prev parent reply other threads:[~2016-03-11 23:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-11 23:08 [RFC PATCH net-next 0/2] DT MDIO bus of fixed phys Andrew Lunn
2016-03-11 23:08 ` [RFC PATCH net-next 1/2] of: of_mdio: Factor out fixed-link parsing Andrew Lunn
2016-03-11 23:08 ` [RFC PATCH net-next 2/2] phy: fixed-phy: Allow DT description of an MDIO bus and PHYs Andrew Lunn
2016-03-11 23:30 ` Florian Fainelli
2016-03-12 0:05 ` Andrew Lunn
2016-03-12 17:32 ` Andrew Lunn
2016-03-11 23:26 ` [RFC PATCH net-next 0/2] DT MDIO bus of fixed phys Florian Fainelli
2016-03-11 23:36 ` Andrew Lunn
2016-03-11 23:38 ` Florian Fainelli [this message]
2016-03-12 0:12 ` Andrew Lunn
2016-03-14 16:51 ` Florian Fainelli
2016-03-14 19:04 ` Andrew Lunn
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