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SubjectRe: [PATCH 3/5] firmware: revamp firmware documentation
On 13 December 2016 at 14:26, Daniel Wagner <daniel.wagner@bmw-carit.de> wrote:
>> +* Some firmware files may be really large in size. The remote-proc
>> subsystem
>> + is an example subsystem which deals with these sorts of firmware
>> +* The firmware may need to be scraped out from some device specific
>> location
>> + dynamically, an example is calibration data for for some WiFi chipsets.
>
>
> Maybe it is worth to mention, that the calibration data is unique to a given
> chip, so it is individual. That is you would need to built for each device
> you sell its own kernel.

It's commonly unique to the device model, not a chip. The same chip
can be used with different power amplifiers or different antennas.
That's why you need model (board) specific calibration data.

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