Content on this site may contain or be subject to specific guidelines or limitations on use. In reply to Mitesh Hiran:. This thread has been locked. So, I guess, in 4. No license, either express or implied, by estoppel or otherwise, is granted by TI. Hi Mitesh, DP has a dependency which needs to be enable first.
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Hi Mitesh, The DP link shared by you mentions linux kernel supported between 4. We are glad that we were able to resolve this issue, and will now proceed to close this thread. Due to the holidays, responses may be delayed. The Auto-Negotiation will result in the phy working at 10Mb speed so that the host PC cannot find the board.
Menu Search through millions of questions and answers User. This overflow condition is signaled by the PHY in the next status frame, but the driver did not make use of it. HI, there I need to disable auto negotiation of phy DP in stmmac driver or maybe other place uclinux R1but I donot know how.
No license, either express or implied, by estoppel or otherwise, is granted by TI. Leave a Reply Cancel reply Your email address will not be published. Thanks, could d;83640 help me with that, please?
Linux/DP83640: Interfacing DP83640 with AM335x for PTP Grandmaster operation
Fix tx timestamp overflow handling. Go to Support forums. In reply to Mitesh Hiran: All content and materials on this site vp83640 provided “as is”.
Currently TI does not have a recommendation on which path to proceed concerning the resolution targets you are trying to acheive.
: linux sys/drivers/net/phy/dpc
Hi, Aaronwu, thanks for your advice. Ask a new question Ask a new question Cancel. Use of the information on this site may require a license from a third party, or a license from TI. All content and materials on this site are provided “as is”. dp836400
Code changes to Linux kernel are as follows. You mentioned the 3. Ask a related question Ask a new question.
In reply to Mitesh Hiran:. So sp83640 we continue with IEEE hardware timestamp feature of AM processor or it is better to use DP as external phy with hardware timestamping. Hi, Aaronwu, sorry for late reply.
Mentions Tags More Cancel. I will look into and try it, and will let you know the result. This commit fixes this issue by clearing the tx timestamp queue every time an overflow happens, so that no timestamps are delivered for overflow packets.
net: dp83640: Fix tx timestamp overflow handling. [Linux 4.4.4]
No license, either express or implied, by estoppel or otherwise, is granted by TI. Site Search Log in. This way time stamping will continue correctly after an overflow.