On Thu, Feb 22, 2018 at 4:38 PM, Simon Horman <horms@xxxxxxxxxxxx> wrote:
> On Thu, Feb 22, 2018 at 02:28:46PM +0100, Geert Uytterhoeven wrote:
>> Removing the .dts file removes the ability to boot the newly added board...
>>
>> The issue here is that we are sharing board .dtsi for boards that can be
>> equipped with different pin-compatible SiPs (Ri-Car H3, M3-W, M3-N), while
>> not all SoC support has been enabled and/or tested. As the board .dtsi
>> references on-SoC devices using phandles, the new r8a77965.dtsi declares
>> placeholders for the devices that are not yet enabled/tested.
>> This worked fine for r8a7796.dtsi before, but causes dtc warnings due to
>> recent improvements in DT validation.
>>
>> I think the simplest way to fix this is to add reg properties to the
>> placeholders, as Simon did for the last two placeholders in r8a7796.dtsi in
>> commit 4316989537a6ed53 ("arm64: dts: renesas: r8a7796: add reg properties to
>> pciec[01] nodes").
>
> I think the best solution is an incremental patch on top of the renesas
> devel branch to, as Geert suggests, add reg properties to the placeholders.
>
> I've asked Jacopo to prepare such a patch.
Sounds good, thanks a lot for the quick reply!
Arnd
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