Re: [DONOTAPPLY RFC PATCH v2 4/4] arm64: dts: samsung,coreprimevelte: add wifi node

["Duje Mihanović" <duje@dujemihanovic.xyz>]

On Friday, 12 December 2025 22:17:12 Central European Standard Time Karel 
Balej wrote:
> Duje Mihanović, 2025-12-12T15:55:48+01:00:
> > On 12/12/25 09:36, Karel Balej wrote:
> >> Not having any board schematics, I don't really know what exactly the
> >> regulator's purpose is. As I mentioned in the commit message, the
> >> communication with the chipset seems to work even if this is disabled
> >> (e. g. FW loads, networks can be scanned for,...) which doesn't seem
> >> like it should be the case if this was a main power supply for the bus,
> >> only actual connecting to networks doesn't work (gives
> >> CONNECT_ERR_ASSOC_ERR_TIMEOUT errors).
> > 
> > To me, this strongly suggests that the regulator powers the WiFi
> > transmitter or at least a part of it (such as the RF amp).
> 
> Something like this occurred to me too but would the chip even see the
> networks if this was the case? Although you are right that it could only
> power some specific part of the radio.

AFAIK you don't need the transmitter to capture and parse beacon frames. Of 
course, connecting to networks is a completely different story.

Regards,
--
Duje