Re: [PATCH] drivers/tty/serial: move ESP32 UART drivers into staging

[Greg KH]

On Sun, Mar 08, 2026 at 01:14:12PM +0000, Julian Braha wrote:
> These drivers were added about 3 years ago, and depend on the
> XTENSA_PLATFORM_ESP32 config option which has never existed,
> so no device can actually use them.
> They can only be compiled with COMPILE_TEST.
> 
> As you can see, this config option is still undefined
> in the downstream tree:
> https://github.com/search?q=repo%3Ajcmvbkbc%2Flinux-xtensa%20XTENSA_PLATFORM_ESP32&type=code
> 
> I propose moving these drivers into staging
> until there is a device that can boot the mainline kernel and use them.

Why not just delete them?  What can staging do to help out here?  If
these can't be built, or used, don't drop them in staging, that's not
what that part of the kernel is for, sorry.

thanks,

greg k-h