On Thu, Jun 10, 2010 at 01:31:59PM +0400, Anton Vorontsov wrote: > > No, we did not set TMR_CTRL[TE]. > > So, you deliberately violate the spec and expect it to work > everywhere? :-)
Sometimes one must read the manual with a grain of salt ;) > > > Also, I recall that Freescale BSPs were explicitly disabling the > > > timestamping because of a performance drop. > > > > The BSPs that we have, for the MPC8313ERDB and the P2020RBD both > > include a (hacky) PTP timestmaping driver. Can you be more specific > > about where and when Freescale is disabling timestamping? > > Well, bitshrine site no longer allows[1] to list patches at > http://www.bitshrine.org/gpp/ , but there was a patch for sure. > > I'll try to find it in a bunch of .iso files that I have on disk > tho. Thanks, that will help to track the problem down. > U-Boot 1.1.6 (Oct 9 2007 - 20:42:39) MPC83XX ... > CPU: MPC8313E, Rev: 10 at 333.333 MHz We have a newer CPU revision: U-Boot 1.3.0 (Dec 23 2008 - 13:38:14) MPC83XX CPU: e300c3, MPC8313E, Rev: 21 at 333.333 MHz, CSB: 166 MHz Perhaps a bug was fixed between revision 10 and 21... You mentioned having trouble on the MPC8568EMDS. Was it the same problem? Thanks, Richard _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
