On Fri, Feb 26, 2016 at 10:32:25AM +0100, gianluca wrote:
> On 02/25/2016 08:27 PM, Andrey Smirnov wrote:
> >On Thu, Feb 25, 2016 at 5:50 AM, gianluca <gianlucarenzi@xxxxxxxx> wrote:
> >>Hello list,
> >>I am trying to bootup my custom designed board (actually a rev.0, but I know
> >>it will need a rev.1 ASAP ;-).
> >>
> >>I started with the latest (2016.02) barebox version, adding my board to the
> >>Kconfig & Makefile stuff, copying the udoo stuff to the
> >>arch/arm/boards/eurek-ek360 (as the board name is EK360) and cut-off any
> >>unneeded initialization.
> >>
> >>I am using imx_v7_defconfig as a starting point for configuration.
> >>
> >>I kept the device tree file as short as possible, keeping only the model,
> >>memory, gpio-pinmux for uart (debug) and the uart3 configurator.
> >>
> >>In attachment there are the board.c, the lowlevel.c and the device-tree
> >>file.
> >
> >gianluca, the information you included is somewhat incomplete.
> >Attached file is a .dsti file (include file, not a standalone .dts)
> >which references phandles not defined in the file itself, so it seems
> >like there should be more to it.
> >
>
> The .dts file is almost empty. In attachment there is such a file. ;-)
>
>
> >However there are a couple of things to note about the code you included:
> >
> > - The device tree code that you provided doesn't have
> > chosen {
> > linux,stdout-path = <something>;
> > };
> > which means that BB's console subsystem doesn't have a assigned
> >"stdout" device, which might explain why you don't see the output
> >
>
> Even if it says: linux,stdout-path = .... ??? I suppose it was good only for
> Linux Kernel.
Both barebox and the kernel treat the "linux,stdout-path" and
"stdout-path" property equally. It doesn't matter which one you use, but
one of them must be present. Otherwise barebox won't find the console
device. "stdout-path" is preferred over the linux, variant.
Sascha
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