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To: Winston Smith <smith.winston.101@gmail.com>
Subject: Re: Status of BeagleBone Black UARTs
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On 2014-05-01 03:14, 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


You need to enable other UARTs, they have status = "disabled" in FDT.

dtc is included in base, in case you want to do it directly in BBB.