[U-Boot] [PATCH v3 04/11] arm: rpi: Device tree modifications for U-Boot

Simon Glass sjg at chromium.org
Wed Aug 12 15:28:46 CEST 2015


Hi Stephen,

On 10 August 2015 at 22:25, Stephen Warren <swarren at wwwdotorg.org> wrote:
> On 08/10/2015 10:17 PM, Simon Glass wrote:
>> Hi Stephen,
>>
>> On 10 August 2015 at 22:00, Stephen Warren <swarren at wwwdotorg.org> wrote:
>>> On 08/07/2015 07:42 AM, Simon Glass wrote:
>>>> This updates the device tree from the kernel version to something suitable
>>>> for U-Boot:
>>>>
>>>> - Add stdout-path alias for console
>>>> - Mark the /soc node to be available pre-relocation so that the early serial
>>>> console works (we need the 'ranges' property to be available)
>>>
>>> If you can get these changes into the kernel's copy of the DT, then this
>>> patch is fine. If not, I don't think we should take this patch. The very
>>> definition of DT is a SW-stack-agnostic data structure. Modifying it on
>>> a per-SW-stack basis means we aren't doing DT, but rather something that
>>> looks like DT but isn't. In that case, we shouldn't call it DT.
>>
>> The "u-boot," prefix is intended to indicate that it is
>> U-Boot-specific. Linux has "linux," and 800+ uses of it in the ARM
>> device tree source files.
>>
>> I can certainly send this patch to Linux. Given your comment above,
>> will you take it?
>
> Review of that change would have to be by the DT bindings maintainers on
> the DT mailing list. Lee Jones (or perhaps Eric Anholt) owns applying
> any RPi patches within Linux.

As you saw I sent a patch to that mailing list. Let's see how it goes.

Regards,
Simon


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