netdev - Re: [PATCH net-next 0/4 resend] igb: support PEROUT and EXTTS PTP pin functions on 82580/i354/i350

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Date:   Mon, 19 Jul 2021 16:28:45 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Ruud Bos <ruud.bos@...world.com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "jesse.brandeburg@...el.com" <jesse.brandeburg@...el.com>,
        "anthony.l.nguyen@...el.com" <anthony.l.nguyen@...el.com>,
        Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH net-next 0/4 resend] igb: support PEROUT and EXTTS PTP
 pin functions on 82580/i354/i350

On Mon, Jul 19, 2021 at 11:33:11AM +0000, Ruud Bos wrote:
> The igb driver provides support for PEROUT and EXTTS pin functions that
> allow adapter external use of timing signals. At Hottinger Bruel & Kjaer we
> are using the PEROUT function to feed a PTP corrected 1pps signal into an
> FPGA as cross system synchronized time source.

Please always Cc: The PTP maintainer for PTP patches.
Richard Cochran <richardcochran@...il.com>

       Andrew