Hi everybody, I'm using am335x development kit with default O.S. and u-boot. The board is configured to profile 1, and I'm trying to communicate with one of serial ports. Bellow is my /dev directory. The Wiki page says that profile 1 uses the J10 DB9 connector, but I didn't find a device in /dev linked to J10 DB9 connector.
Besides, the only serial port that works is J12 DB9 conector in the main board, accessed in (/dev/ttyO1). But, that J12 DB9 conector redirect all received bytes to the terminal. Could someone help me in this issue? What /dev/ttyX need I use to access 1 of the 5 serial ports? If I need configure a /dev device, what archive need I change and how can I proceed?
drwxr-xr-x 2 root root 620 Jan 1 2000 block
drwxr-xr-x 3 root root 60 Jan 1 2000 bus
drwxr-xr-x 2 root root 2040 Apr 11 08:27 char
crw------- 1 root root 5, 1 Apr 11 08:27 console
crw-rw---- 1 root root 10, 61 Jan 1 2000 cpu_dma_latency
drwxr-xr-x 6 root root 120 Jan 1 2000 disk
crw-rw-rw- 1 root root 1, 7 Jan 1 2000 full
crw-rw---- 1 root root 89, 1 Jan 1 2000 i2c-1
prw------- 1 root root 0 Jan 1 2000 initctl
drwxr-xr-x 2 root root 60 Jan 1 2000 input
crw-r----- 1 root kmem 1, 2 Jan 1 2000 kmem
crw-rw---- 1 root root 1, 11 Jan 1 2000 kmsg
srw-rw-rw- 1 root root 0 Apr 11 08:27 log
crw-rw---- 1 root root 10, 237 Jan 1 2000 loop-control
brw-rw---- 1 root disk 7, 0 Jan 1 2000 loop0
brw-rw---- 1 root disk 7, 1 Jan 1 2000 loop1
brw-rw---- 1 root disk 7, 2 Jan 1 2000 loop2
brw-rw---- 1 root disk 7, 3 Jan 1 2000 loop3
brw-rw---- 1 root disk 7, 4 Jan 1 2000 loop4
brw-rw---- 1 root disk 7, 5 Jan 1 2000 loop5
brw-rw---- 1 root disk 7, 6 Jan 1 2000 loop6
brw-rw---- 1 root disk 7, 7 Jan 1 2000 loop7
crw-r----- 1 root kmem 1, 1 Jan 1 2000 mem
brw-rw---- 1 root floppy 179, 0 Jan 1 2000 mmcblk0
brw-rw---- 1 root floppy 179, 1 Jan 1 2000 mmcblk0p1
brw-rw---- 1 root floppy 179, 2 Jan 1 2000 mmcblk0p2
brw-rw---- 1 root floppy 179, 3 Jan 1 2000 mmcblk0p3
brw-rw---- 1 root floppy 179, 4 Jan 1 2000 mmcblk0p4
crw-rw---- 1 root root 10, 60 Jan 1 2000 network_latency
crw-rw---- 1 root root 10, 59 Jan 1 2000 network_throughput
crw-rw-rw- 1 root root 1, 3 Jan 1 2000 null
crw-rw---- 1 root root 10, 1 Jan 1 2000 psaux
crw-rw-rw- 1 root root 5, 2 Apr 11 10:56 ptmx
drwxr-xr-x 2 root root 0 Jan 1 1970 pts
brw-rw---- 1 root disk 1, 0 Jan 1 2000 ram0
brw-rw---- 1 root disk 1, 1 Jan 1 2000 ram1
brw-rw---- 1 root disk 1, 10 Jan 1 2000 ram10
brw-rw---- 1 root disk 1, 11 Jan 1 2000 ram11
brw-rw---- 1 root disk 1, 12 Jan 1 2000 ram12
brw-rw---- 1 root disk 1, 13 Jan 1 2000 ram13
brw-rw---- 1 root disk 1, 14 Jan 1 2000 ram14
brw-rw---- 1 root disk 1, 15 Jan 1 2000 ram15
brw-rw---- 1 root disk 1, 2 Jan 1 2000 ram2
brw-rw---- 1 root disk 1, 3 Jan 1 2000 ram3
brw-rw---- 1 root disk 1, 4 Jan 1 2000 ram4
brw-rw---- 1 root disk 1, 5 Jan 1 2000 ram5
brw-rw---- 1 root disk 1, 6 Jan 1 2000 ram6
brw-rw---- 1 root disk 1, 7 Jan 1 2000 ram7
brw-rw---- 1 root disk 1, 8 Jan 1 2000 ram8
brw-rw---- 1 root disk 1, 9 Jan 1 2000 ram9
crw-rw-rw- 1 root root 1, 8 Jan 1 2000 random
crw-rw---- 1 root root 10, 63 Jan 1 2000 rfkill
lrwxrwxrwx 1 root root 4 Jan 1 2000 rtc -> rtc0
crw-rw---- 1 root audio 254, 0 Jan 1 2000 rtc0
drwxrwxrwx 2 root root 40 Jan 1 2000 shm
drwxr-xr-x 2 root root 60 Jan 1 2000 snd
crw-rw-rw- 1 root root 5, 0 Jan 1 2000 tty
crw--w---- 1 root root 4, 0 Jan 1 2000 tty0
crw--w--w- 1 root root 4, 1 Apr 11 08:27 tty1
crw--w---- 1 root root 4, 10 Jan 1 2000 tty10
crw--w---- 1 root root 4, 11 Jan 1 2000 tty11
crw------- 1 root root 4, 12 Apr 11 10:47 tty12
crw--w---- 1 root root 4, 13 Jan 1 2000 tty13
crw--w---- 1 root root 4, 14 Jan 1 2000 tty14
crw--w---- 1 root root 4, 15 Jan 1 2000 tty15
crw--w---- 1 root root 4, 16 Jan 1 2000 tty16
crw--w---- 1 root root 4, 17 Jan 1 2000 tty17
crw--w---- 1 root root 4, 18 Jan 1 2000 tty18
crw--w---- 1 root root 4, 19 Jan 1 2000 tty19
crw--w---- 1 root root 4, 2 Jan 1 2000 tty2
crw--w---- 1 root root 4, 20 Jan 1 2000 tty20
crw--w---- 1 root root 4, 21 Jan 1 2000 tty21
crw--w---- 1 root root 4, 22 Jan 1 2000 tty22
crw--w---- 1 root root 4, 23 Jan 1 2000 tty23
crw--w---- 1 root root 4, 24 Jan 1 2000 tty24
crw--w---- 1 root root 4, 25 Jan 1 2000 tty25
crw--w---- 1 root root 4, 26 Jan 1 2000 tty26
crw--w---- 1 root root 4, 27 Jan 1 2000 tty27
crw--w---- 1 root root 4, 28 Jan 1 2000 tty28
crw--w---- 1 root root 4, 29 Jan 1 2000 tty29
crw--w---- 1 root root 4, 3 Jan 1 2000 tty3
crw--w---- 1 root root 4, 30 Jan 1 2000 tty30
crw--w---- 1 root root 4, 31 Jan 1 2000 tty31
crw--w---- 1 root root 4, 32 Jan 1 2000 tty32
crw--w---- 1 root root 4, 33 Jan 1 2000 tty33
crw--w---- 1 root root 4, 34 Jan 1 2000 tty34
crw--w---- 1 root root 4, 35 Jan 1 2000 tty35
crw--w---- 1 root root 4, 36 Jan 1 2000 tty36
crw--w---- 1 root root 4, 37 Jan 1 2000 tty37
crw--w---- 1 root root 4, 38 Jan 1 2000 tty38
crw--w---- 1 root root 4, 39 Jan 1 2000 tty39
crw--w---- 1 root root 4, 4 Jan 1 2000 tty4
crw--w---- 1 root root 4, 40 Jan 1 2000 tty40
crw--w---- 1 root root 4, 41 Jan 1 2000 tty41
crw--w---- 1 root root 4, 42 Jan 1 2000 tty42
crw--w---- 1 root root 4, 43 Jan 1 2000 tty43
crw--w---- 1 root root 4, 44 Jan 1 2000 tty44
crw--w---- 1 root root 4, 45 Jan 1 2000 tty45
crw--w---- 1 root root 4, 46 Jan 1 2000 tty46
crw--w---- 1 root root 4, 47 Jan 1 2000 tty47
crw--w---- 1 root root 4, 48 Jan 1 2000 tty48
crw--w---- 1 root root 4, 49 Jan 1 2000 tty49
crw--w---- 1 root root 4, 5 Jan 1 2000 tty5
crw--w---- 1 root root 4, 50 Jan 1 2000 tty50
crw--w---- 1 root root 4, 51 Jan 1 2000 tty51
crw--w---- 1 root root 4, 52 Jan 1 2000 tty52
crw--w---- 1 root root 4, 53 Jan 1 2000 tty53
crw--w---- 1 root root 4, 54 Jan 1 2000 tty54
crw--w---- 1 root root 4, 55 Jan 1 2000 tty55
crw--w---- 1 root root 4, 56 Jan 1 2000 tty56
crw--w---- 1 root root 4, 57 Jan 1 2000 tty57
crw--w---- 1 root root 4, 58 Jan 1 2000 tty58
crw--w---- 1 root root 4, 59 Jan 1 2000 tty59
crw--w---- 1 root root 4, 6 Jan 1 2000 tty6
crw--w---- 1 root root 4, 60 Jan 1 2000 tty60
crw--w---- 1 root root 4, 61 Jan 1 2000 tty61
crw--w---- 1 root root 4, 62 Jan 1 2000 tty62
crw--w---- 1 root root 4, 63 Jan 1 2000 tty63
crw--w---- 1 root root 4, 7 Jan 1 2000 tty7
crw--w---- 1 root root 4, 8 Jan 1 2000 tty8
crw--w---- 1 root root 4, 9 Jan 1 2000 tty9
crw------- 1 admin tty 253, 0 Apr 11 09:54 ttyO0
crw-rw---- 1 root dialout 253, 1 Jan 1 2000 ttyO1
crw-rw---- 1 root dialout 253, 2 Jan 1 2000 ttyO2
crw-rw---- 1 root dialout 253, 3 Jan 1 2000 ttyO3
crw-rw---- 1 root dialout 253, 4 Jan 1 2000 ttyO4
crw-rw---- 1 root dialout 253, 5 Jan 1 2000 ttyO5
crw-rw---- 1 root root 10, 62 Jan 1 2000 ubi_ctrl
-rw-r--r-- 1 root root 8 Jan 1 2000 udev_network_queue
crw-rw-rw- 1 root root 1, 9 Jan 1 2000 urandom
crw-rw---- 1 root tty 7, 0 Jan 1 2000 vcs
crw-rw---- 1 root tty 7, 1 Jan 1 2000 vcs1
crw-rw---- 1 root tty 7, 12 Apr 11 08:27 vcs12
crw-rw---- 1 root tty 7, 128 Jan 1 2000 vcsa
crw-rw---- 1 root tty 7, 129 Jan 1 2000 vcsa1
crw-rw---- 1 root tty 7, 140 Apr 11 08:27 vcsa12
crw-rw---- 1 root root 10, 130 Jan 1 2000 watchdog
crw-rw-rw- 1 root root 1, 5 Jan 1 2000 zero
thanks in advanced.