netdev - Re: [PATCH V7 net-next 07/11] net: Add a layer for non-PHY MII time stamping drivers.

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Message-ID: <20191221103222.GB30801@lunn.ch>
Date:   Sat, 21 Dec 2019 11:32:22 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Richard Cochran <richardcochran@...il.com>
Cc:     netdev@...r.kernel.org, David Miller <davem@...emloft.net>,
        devicetree@...r.kernel.org,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Jacob Keller <jacob.e.keller@...el.com>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Mark Rutland <mark.rutland@....com>,
        Miroslav Lichvar <mlichvar@...hat.com>,
        Murali Karicheri <m-karicheri2@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Willem de Bruijn <willemb@...gle.com>,
        Wingman Kwok <w-kwok2@...com>
Subject: Re: [PATCH V7 net-next 07/11] net: Add a layer for non-PHY MII time
 stamping drivers.

On Fri, Dec 20, 2019 at 10:15:16AM -0800, Richard Cochran wrote:
> While PHY time stamping drivers can simply attach their interface
> directly to the PHY instance, stand alone drivers require support in
> order to manage their services.  Non-PHY MII time stamping drivers
> have a control interface over another bus like I2C, SPI, UART, or via
> a memory mapped peripheral.  The controller device will be associated
> with one or more time stamping channels, each of which sits snoops in
> on a MII bus.
> 
> This patch provides a glue layer that will enable time stamping
> channels to find their controlling device.
> 
> Signed-off-by: Richard Cochran <richardcochran@...il.com>

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

    Andrew