May 17 2020

Linux Distribution for Blackfin. Use of the information on this site may require a license from a third party, or a license from TI. Mentions Tags More Cancel. Hi Mitesh, We will close this thread as your problem of enabling DM is resolved. Is this sufficient for achiveing our goal or do we need to use ptpd2 daemon or other ptp package for the same. Fix tx timestamp overflow handling” is included in the Linux 4. Sep 15, 1:

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Mentions Tags More Cancel. In reply to Yordan Kovachev:.

I have gone through various threads of “AMx with PTP” in TI forum, but still not clear how to move step by step to achieve my target, mentioned above.

The same Linux upstream change may have been applied to various maintained Linux releases and you can find all Linux releases containing changes from upstream 81e8f2e. Please make sure you read the forum guidelines first. I have attached the log in my previous reply Thanks.

Linux/DP83640: Interfacing DP83640 with AM335x for PTP Grandmaster operation

Content on this site may contain or be subject to specific guidelines or limitations on use. The register BMCR’s bit 12 is the place where we can do something to disable the auto negotiation function, and it says: Sep 15, This thread has been locked.


Due to the holidays, responses may be delayed. Mentions Tags More Cancel. EngineerZone Uses cookies to ensure you get the best experience in our community. TI, its suppliers and providers of content reserve the right to make corrections, deletions, modifications, enhancements, improvements and other changes to the content and materials, its products, programs and services at any time or to move or discontinue any content, products, programs, or services without notice.

In reply to Mitesh Hiran: Only then you can enable the DP driver. The Ljnux will result in the phy working at 10Mb speed so that the host PC cannot find the board.

The newly created question will be automatically linked to this question. This way time stamping will continue correctly after an overflow.

net: dp83640: Fix tx timestamp overflow handling. [Linux 4.4.4]

Sep 25, Site Search Log in. I will look into dp883640 try it, and will let you know the result. Ask a related question What is a related question?

I need to disable auto negotiation of phy DP in stmmac driver or maybe other place uclinux R1but I donot know how. This overflow condition is signaled by the PHY in the next status frame, but the driver did not make use of it.



Ask a new question Ask a new question Cancel. Do you have another question? All content and materials on this site are provided “as is”. Follow the steps below: This thread has been locked.

: linux sys/drivers/net/phy/dpc

Code changes to Linux kernel are as follows. If you have problem implementing this reg setting by software we can help. Ask linuux related question What is a related question? Currently TI does not have a recommendation on which path to proceed concerning the resolution targets you are trying to acheive.

The commit for this change in Linux stable tree is c95b patch which is from upstream commit 81e8f2e. Notify me of followup comments via e-mail.