Re: [PATCH 00/20] Add support for Silicon Labs WiFi chip WF200 and further

[Arend Van Spriel]

On 9/19/2019 1:25 PM, Greg Kroah-Hartman wrote:
   - I also kept compatibility code for earlier Linux kernel version. I
     may drop it in future. Maybe I will maintain compatibility with
     older kernels in a external set of patches.
That has to be dropped for the in-kernel version.

There is no need to maintain such compatibility. You basically get it 
for free with the linux-backports project [1].

Regards,
Arend

[1] https://backports.wiki.kernel.org/index.php/Main_Page