[PATCH v2 1/3] devicetree: bindings: Document qcom, msm-id and qcom, board-id

Kumar Gala galak at codeaurora.org
Wed Mar 11 13:35:22 PDT 2015

On Mar 11, 2015, at 3:20 PM, Arnd Bergmann <arnd at arndb.de> wrote:

> On Wednesday 11 March 2015 08:33:04 Bjorn Andersson wrote:
>> But are these values actually used by the boot loader?
>> As far as I could see in 8974 the dtbTool provided by Qualcomm
>> extracts the values from the list of dtbs and use them to create the
>> table-of-content in the QCDT blob. The boot loader then looks in this
>> TOC to pick the right dtb to use.
> I guess if I understand this right, we just need to fix that dtbTool
> then to look at the top-level compatible property and/or machine
> name instead?
> 	Arnd

Correct, and it means updating the tool for every board/dts that gets created in the future.

Thus, the feeling was that having the ids kept with the dtb made maintenance far easier.

- k

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

More information about the linux-arm-kernel mailing list