How to make .dtb from .dts file (how to set include path for #include .. ?)

[Ahmad Fatoum]

Hello Chan,

On 23.02.21 09:37, ckim at etri.re.kr wrote:
> I don't know how I should let the preprocessing kick in.
> 
> I tried (because there is
> include/dt-bindings/interrupt-controller/arm-gic.h)
> 
>   $ dtc -i include -I dts -O dtb -o juno.dtb
> arch/arm64/boot/dts/arm/juno.dts
> 
> But it doesn't work.

dtc only handles /include/. #include is expanded by a C preprocessor
that's explicitly run beforehand. Run make V=1 dtbs if you are curious
to see the commands executed.

> How can I use dtc program to make juno.dtb?
> 
> Or if I have to use Makefile, what is the command?

What reason for doing this by hand?

Cheers,
Ahmad

> 
>  
> 
> Thanks, 
> 
>  
> 
> Chan Kim
> 
> 
> 
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