netdev - Re: [RFC PATCH net-next v4 1/2] macb: Add 1588 support in Cadence GEM.

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Message-ID: <20170103111447.GA26488@localhost.localdomain>
Date:   Tue, 3 Jan 2017 12:14:47 +0100
From:   Richard Cochran <richardcochran@...il.com>
To:     Rafal Ozieblo <rafalo@...ence.com>
Cc:     Harini Katakam <harinikatakamlinux@...il.com>,
        Nicolas Ferre <nicolas.ferre@...el.com>,
        Andrei Pistirica <andrei.pistirica@...rochip.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "harini.katakam@...inx.com" <harini.katakam@...inx.com>,
        "punnaia@...inx.com" <punnaia@...inx.com>,
        "michals@...inx.com" <michals@...inx.com>,
        "anirudh@...inx.com" <anirudh@...inx.com>,
        "boris.brezillon@...e-electrons.com" 
        <boris.brezillon@...e-electrons.com>,
        "alexandre.belloni@...e-electrons.com" 
        <alexandre.belloni@...e-electrons.com>,
        "tbultel@...elsurmer.com" <tbultel@...elsurmer.com>
Subject: Re: [RFC PATCH net-next v4 1/2] macb: Add 1588 support in Cadence
 GEM.

On Tue, Jan 03, 2017 at 10:47:56AM +0000, Rafal Ozieblo wrote:
> We could use only descriptor approach but there are many Atmel's cores on the market which support only event registers.

As I said in my other reply in this thread, the Atmel cores cannot
possibly be made to work correctly.

Sad, but true.

Thanks,
Richard