Found the solution ! Need to add uart1 in dts and set the clock Le 27 avr. 2016 09:24, "Baptiste Clenet" <bapcle...@gmail.com> a écrit :
> Hi, > > I want to run an UART communication between the mt7688 and another > board, console uses UART0 but I want to configure UART1 to be able to > send data on it. Currently, if I send something on /dev/ttyS1, I get: > write to fd 4 failed: I/O error > or > ash: write error: I/O error > > root@OpenWrt:/# stty -F /dev/ttyS1 > stty: /dev/ttyS1: I/O error > > Should I add something in the dts? > > Thanks > > -- > Baptiste >
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