Writing to the OCOTP on mx28 boards
Maxime Ripard
maxime.ripard at free-electrons.com
Fri Sep 28 08:23:32 EDT 2012
Le 28/09/2012 14:08, Maxime Ripard a écrit :
> Hi everyone,
>
> I'm trying to write down some data to the /dev/ocotp file, which is
> basically a one time programming chip containing four bytes.
>
> Using the command mw -b -d /dev/ocotp 0-3 0x01020304 writes down only
> "4" to the first byte of the OCOTP, which is not quite what I was
> expecting. What's the correct syntax for the mw command?
Ok, just found out, it should be
mw -l -d /dev/ocotp 0-3 0x01020304
Thanks to Franck Jullien :)
--
Maxime Ripard, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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