Re: [RFC PATCH 1/3] dtc: Add dtb build information option

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On Fri, Jan 17, 2020 at 08:43:23AM -0600, Rob Herring wrote:
>On Fri, Jan 17, 2020 at 6:26 AM David Gibson
><david@xxxxxxxxxxxxxxxxxxxxx> wrote:

...

>> What might be better would be to have a dtc option which force appends
>> an extra .dts to the mail .dts compiled.  You can then put an overlay
>> template in that file, something like:
>>
>> &{/} {
>>         linux,build-info = /incbin/ "build-info.txt;
>> }
>
>I like this suggestion either as an include another dts file or an
>overlay. The latter could be useful as a way to maintain current dtb
>files while splitting the source files into base and overlay dts
>files.

ACK, that sounds like it could be helpful.

>But no, let's not prepend this with 'linux'. It's not a property
>specific for Linux to consume.

Right. We might be seeing the data coming through from U-Boot (or any
other random bootloader) too.

Cheers,
-- 
Steve McIntyre                                steve.mcintyre@xxxxxxxxxx
<http://www.linaro.org/> Linaro.org | Open source software for ARM SoCs




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