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SubjectRe: [PATCH v2 1/3] devicetree: bindings: Document qcom,msm-id and qcom,board-id
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On Mar 5, 2015, at 7:59 PM, Olof Johansson <olof@lixom.net> wrote:

> On Thu, Mar 5, 2015 at 12:23 PM, Kumar Gala <galak@codeaurora.org> wrote:
>>
>> On Mar 5, 2015, at 1:42 PM, Kevin Hilman <khilman@kernel.org> wrote:
>>
>>> Kumar Gala <galak@codeaurora.org> writes:
>>>
>>>> The top level qcom,msm-id and qcom,board-id are utilized by bootloaders
>>>> on Qualcomm MSM platforms to determine which device tree should be
>>>> utilized and passed to the kernel.
>>>>
>>>> Cc: <devicetree@vger.kernel.org>
>>>> Signed-off-by: Kumar Gala <galak@codeaurora.org>
>>>
>>> Is this the special magic that allows qcom bootloaders to take a kernel
>>> plus multiple DTBs and figure out which DTB to pass?
>>>
>>> Kevin
>>
>> yes
>
> That's a bummer.
>
> Luckily, the solution for upstream is still quite simple: Provide only
> one devicetree, and it'll be used, right?

We can provide only one, we still need the IDs in the DT.

- k
--
Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project



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