Hi Again I try this configuration on /boot/uEnv.txt optargs=capemgr.enable_partno=BB-UART1,BB-UART2,BB-UART4
but it doesn't work. The only way I could do this, is by using this command echo BB-UART2 > /sys/devices/bone_capemgr.*/slots Can someone explain me why ? On Tuesday, June 10, 2014 5:37:26 PM UTC-3, cla...@logmatch.com.br wrote: > > Thanks Robert !!! > > On Tuesday, June 10, 2014 11:43:28 AM UTC-3, RobertCNelson wrote: >> >> On Tue, Jun 10, 2014 at 9:34 AM, <cla...@logmatch.com.br> wrote: >> > Well, >> > that was one problem. >> > >> > After searching in this forum I discover that I could use /dev/ttyO1 >> > >> > So I use >> > # dmesg |grep serial >> > and >> > # cat /proc/tty/driver/OMAP-SERIAL >> > to confirm that. >> > >> > # cat /proc/tty/driver/OMAP-SERIAL >> > serinfo:1.0 driver revision: >> > 0: uart:OMAP UART0 mmio:0x44E09000 irq:88 tx:558 rx:0 RTS|CTS|DTR|DSR >> > 1: uart:OMAP UART1 mmio:0x48022000 irq:89 tx:75 rx:37 brk:1 >> CTS|DSR|CD|RI >> > >> > # dmesg |grep serial >> > [ 0.210444] omap_uart 44e09000.serial: did not get pins for uart0 >> error: >> > -19 >> > [ 0.210719] 44e09000.serial: ttyO0 at MMIO 0x44e09000 (irq = 88) is >> a >> > OMAP UART0 >> > [ 5.035048] gserial_setup: registered 1 ttyGS* device >> > [ 1763.473407] 48022000.serial: ttyO1 at MMIO 0x48022000 (irq = 89) is >> a >> > OMAP UART1 >> > >> > But now I have other doubts. >> > >> > Why there are only 2 serials ? >> >> because you only loaded two.. >> >> Add this to your u-boot bootargs and you'll get a few more: >> >> capemgr.enable_partno=BB-UART1,BB-UART2,BB-UART4 >> >> (depending on factory v3.8.x kernel) >> >> 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.