On Fri, Feb 12, 2016 at 9:33 AM, Taceant Omnes <[email protected]> wrote: > I would like to use RS485 with the BBB. > > root@beaglebone:~/test# uname -a > Linux beaglebone 4.1.15-ti-r40 #1 SMP PREEMPT Thu Jan 7 23:32:17 UTC > 2016 armv7l GNU/Linux > > I am using the kernel above. Its source code is at > https://github.com/RobertCNelson/linux-stable-rcn-ee/tree/4.1.15-ti-rt-r40
You need to rebuild and swap these two configs: disable: CONFIG_SERIAL_8250_OMAP enable: CONFIG_SERIAL_OMAP > ... however it does not include the changes in this patch: > https://github.com/RobertCNelson/bb-kernel/blob/am33x-v3.8/patches/fixes/0007-omap-RS485-support-by-Michael-Musset.patch#L30 485 is pretty much built-in to CONFIG_SERIAL_OMAP It's the last thing still being talked about for integration into CONFIG_SERIAL_8250_* for possibly 4.6.x > Which kernel should I use that includes the changes in the patch or > something similar? and use this overlay as reference, as it's been reported to work with that config chanage above.. https://github.com/beagleboard/bb.org-overlays/blob/master/src/arm/BB-UART4-RS485-00A0.dts Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
