QCA4019: calibration files and board files

[Sven Eckelmann]

On Dienstag, 17. Januar 2017 12:54:52 CET Sven Eckelmann wrote:
> Hi,
> 
> I've just	tested LEDE-IPQ40XX [1] after the official open QSDK 1.1.3 [2] was
> not able to boot on an ap.dk01.1-c1-like device. This seemed to work
> exceptionally well (the device basically worked after the first build) but I
> got a little suspicious when looking at the code which it uses for getting the
> wifi devices up and running.
> 
> Spoiler: My actual questions are at the end of the mail.
[...]
> Questions
> =========
> 
> Which therefore brings me back to the initial questions:
> 
>  * Is it known what was modified in the board data and why the board-2.bin
>    from ath10k/QSDK open don't "work"? At least there must be something
>    essential when each vendor ships completely different versions (according
>    to the LEDE-IPQ40xx package [3]).
>  * How were the board-2.bin files from Christian generated
>    (not the tool to generate the TLV sections of board-2.bin. But the input
>     files used for the actual board data sections).
>  * Is the QCA4019 ath10k board data + cal loading order really correct:
>    - load ART data as pre-cal-* to device
>    - execute BMI_PARAM_GET_EEPROM_BOARD_ID
>    - load correct board data from board-2.bin to device
>    - execute bmi_otp_exe_param

*bump*

Kind regards,
	Sven
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