On Thu, 9 Feb 2012, Eric Bénard wrote:
> Le Thu, 9 Feb 2012 11:34:55 -0500 (EST),
> "Robert P. J. Day" <rpjday@xxxxxxxxxxxxxx> a écrit :
> > so what exactly does one do to read those values? i tried:
> >
> > barebox@Texas Instrument's Beagle:/ gpio_direction_input 171
> > barebox@Texas Instrument's Beagle:/ gpio_get_value 171
> >
> > but what do i check? the shell variable $? i'm not sure what i
> > should do next.
> >
> you can check the mux of the pins to be sure they are in GPIO mode.
how do i do that from the barebox prompt? i can see the
gpio-related commands for setting direction and getting/setting
values, but how does one check if those pins are properly in gpio
mode?
rday
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