Date: Wed, 30 Apr 2014 20:36:46 -0600 From: Ian Lepore <ian@FreeBSD.org> To: Winston Smith <smith.winston.101@gmail.com> Cc: FreeBSD ARM <freebsd-arm@FreeBSD.org> Subject: Re: Status of BeagleBone Black UARTs Message-ID: <1398911806.22079.94.camel@revolution.hippie.lan> In-Reply-To: <CADH-AwEbYfeLGR9NdJmiRUx8PAjkS4TC2D9stS0yEbnJb2H3cg@mail.gmail.com> References: <CADH-AwEbYfeLGR9NdJmiRUx8PAjkS4TC2D9stS0yEbnJb2H3cg@mail.gmail.com>
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On Wed, 2014-04-30 at 20:14 -0400, Winston Smith wrote: > I found an email thread from last year discussing enabling the BBB's > additional UARTs: > > http://freebsd.1045724.n5.nabble.com/Beaglebone-Serial-Ports-Progress-td5787251.html > > Has there been any update on this? Do I still need to use Ian [Young]'s patch? > > I do see in the bboneblk.dts that all 5 uarts are listed, however > dmesg only mentions uart0 and I don't see any additional tty devices > in /dev. > > Thanks! > > -W The kernel is ready to go with the uarts, you just need to adjust the fdt data. Change the status="disabled" to status="okay" for whichever ones you want to enable, and adjust the pad control settings so that devices are connected to the right pins. -- Ian
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