On Mon, Jun 2, 2014 at 6:48 PM, Charles Kerr <[email protected]> wrote: > I wanted to enable the UARTS on my beagle bone black running debian for some > C programming. > > In the /boot/uboot/uEnv.txt file I have the following: > > optargs=quiet capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN > capemgr.enable_partno=BB-BONE-PRU-01,BB-UART1,BB-UART2,BB-UART4,BB-UART5 > > > And if I cat my SLOTS I get this: > > > 0: 54:PF--- > > 1: 55:PF--- > > 2: 56:PF--- > > 3: 57:PF--- > > 4: ff:P-O-L Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G > > 5: ff:P-O-- Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI > > 6: ff:P-O-- Bone-Black-HDMIN,00A0,Texas Instrument,BB-BONELT-HDMIN > > 7: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-BONE-PRU-01 > > 8: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART1 > > 9: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART2 > > 10: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART4 > > 11: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART5 > > > > So I believe they are enabled. > > > the /dev/ttyS0-5 devices seem to not work. Do I have to access them via > /dev/ttyO1 , etc?
Correct.. "dmesg | grep ttyO" should show them all enabled. Regards, -- Robert Nelson http://www.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.
