Re: nanopi/allwinner i2c not working.
Daniel Braniss <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <[email protected]> |
> On 5 Oct 2020, at 17:19, Andriy Gapon <[email protected]> wrote: > > On 05/10/2020 11:47, Daniel Braniss wrote: >> Hi, >> latest 12.2-stable r366421, >> >> when nothing is connected, >> i2c -s >> just hangs >> and reboot is required. >> >> >> if anything is connected, it just goes into a loop: >> # i2c -s >> Hardware may not support START/STOP scanning; trinterrupt storm detected on "gic0,s6:"; throttling interrupt source >> ying less-reliable read method. >> interrupt storm detected on "gic0,s6:"; throttling interrupt source >> interrupt storm detected on "gic0,s6:"; throttling interrupt source >> … >> >> im willing to help debug this, but need help. > > What NanoPi model is this? nanopi neo v1.3 and v1.4 > > Can you try to merge r365397 and check if it helps? > If it does not, can you additionally try https://reviews.freebsd.org/D26049 ? i think i tested this a while back, with the same results. > > If the problem persists, can you try setting hw.i2c.twsi_debug=1 and collect > some logs? last time i tested, debug was on, and it worked, but when turned off it hung. I have to compile twsi with debug, and will report back ASAP. thanks, danny > > Thanks! > > -- > Andriy Gapon _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-arm To unsubscribe, send any mail to "[email protected]"