Hello,
I'm trying to enable UART2 on the DaVinci. I have UART0 setup to be the
console, and would like to use the UART2 to communicate with an external
device.
I am able to get the kernel to allocate MMIO to the serial port, but I do
not see data going through.
# cat /proc/tty/driver/serial
serinfo:1.0 driver revision:
0: uart:16550A mmio:0x01C20000 irq:40 tx:3036 rx:524 RTS|CTS|DTR|DSR
1: uart:16550A mmio:0x01C20400 irq:41 tx:0 rx:0 CTS|DSR
2: uart:16550A mmio:0x01C20800 irq:42 tx:0 rx:0 CTS|DSR
3: uart:unknown port:00000000 irq:0
I was able to get to the point this thread got:
http://osdir.com/ml/linux.davinci/2006-12/msg00070.html
But I still can't send or receive data out of UART 2 or 1.
Thank you for your help.
Du
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