Thanks Graham,

Is there some /etc/init.d script or equivalent to manipulate the pin mux?
If not, links to where to start dealing with the source would be appreciated.

Thanks, Enoch.

On 03/12/2015 10:51 AM, Graham wrote:
Enoch:
I am confused about your problem.
I am running the March 1 jessie snapshot.
I am using UART4 to talk to a GPS.
In this case, UART4 appears on ttyO4.
It works fine, and Termios is also happy.
You do have to create a custom ".dtb" using Robert Nelson's dtb-rebuilder to
both enable the driver and remap the pin-mux, so that the UART4 is connected to
the P9-11 and P9-13.

Have you created the necessary ".dtb" ?

--- Graham

==

On Wednesday, March 11, 2015 at 11:02:58 PM UTC-5, Enoch wrote:
Hi Robert,

Sorry, this created /dev/ttyS4 indeed but it does not seem to work.
I also checked for echo by shorting UART4 RXD P9-11 to TXD P9-13.
                                and UART1 RXD P9-26 to TXD P9-24.

TIA, Regards, Enoch.


Robert Nelson <[email protected]>
writes:

> On Wed, Mar 11, 2015 at 5:53 PM, Enoch <[email protected]> wrote:
>> Now please excuse my ignorance... how to collect the binary from the
>> "buildslave" machine?
>
> http://builds.beagleboard.org/linux/8.html
>
> but my builds are done..
>
> http://rcn-ee.homeip.net:81/farm/deb/
>
> and rsync is running... So give a it a few minutes.. ;)
>
> Regards,
>
> --
> Robert Nelson
> http://www.rcn-ee.com/

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