Hello,
This topic could be ignored. GPIO set/get value functions from
barebox are working fine BUT gpioinfo function has some bug it reports
unchanged status for gpios value.
Best regards,
Mihaita Ivascu
On Thu, Jul 19, 2018 at 11:05 AM Mihaita Ivascu
<mihaita_ivascu@xxxxxxxxxxx> wrote:
>
> Hello,
>
> I would like to set gpio direction and values from barebox. I use:
>
> gpio_direction_output(133, 1);
> mdelay(2);
> gpio_set_value(133, 1);
> mdelay(2);
> gpio_direction_output(137, 1);
> mdelay(2);
> gpio_set_value(137, 1);
>
> from my board.c or using commands in the barebox shell. Setting
> direction is working but setting value it not performed.
>
> GPIOs 128-159, chip 20ac000.gpio:
> dir val requested label
> GPIO 128: in lo false
> GPIO 129: in lo false
> GPIO 130: in lo false
> GPIO 131: in lo false
> GPIO 132: in lo false
> GPIO 133: out lo true gpio
> GPIO 134: in lo false
> GPIO 135: in lo false
> GPIO 136: in lo false
> GPIO 137: out lo true gpio
> GPIO 138: in lo false
>
>
> What could be the issue? And what could be the workaround? I would
> really need to set some GPIOs high from the barebox.
>
> Thanks,
> Mihaita
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