From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx.olsak.net (mx.olsak.net [37.205.8.231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CAA0B2874FB; Fri, 12 Dec 2025 22:44:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=37.205.8.231 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765579498; cv=none; b=RDVGJuvtwWnB50OLfFa2KgXmtmZzNE1VYmYsWlf+v9QZxA1rVHykk1kGhZ3YvSPe+nBx2m+wEcboRfVuEpGzckw1SwaP7SXvCHEL4rs1IdLFCikqaYJtcSYl8y9p6fjHqi9gqDEW+nH2fDL8BwWXElt95SCxKk3O3wwtldtVXiQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765579498; c=relaxed/simple; bh=OIyVM6E2jjnCI4e64mE50nhFMC8YY4mZA0yBwdNNHOc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=FNnpXr6mOyRy6EOC5TvCaDtN7ChnXzwhVyPyaWsJTp+LBlGUlMQTyWWLljboXaialN8HqKUbv733XsMcwI+vO9ofcwSUXksgqJztnydlC+Qwuj+JCjXasffYA0mEErq/pg+faHezixUTNfzk97c0roFdWDD33xnDGBs54Pnevsw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=dujemihanovic.xyz; spf=pass smtp.mailfrom=dujemihanovic.xyz; dkim=pass (2048-bit key) header.d=dujemihanovic.xyz header.i=@dujemihanovic.xyz header.b=WbJJCdHM; arc=none smtp.client-ip=37.205.8.231 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=dujemihanovic.xyz Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=dujemihanovic.xyz Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=dujemihanovic.xyz header.i=@dujemihanovic.xyz header.b="WbJJCdHM" DKIM-Signature: a=rsa-sha256; bh=OIyVM6E2jjnCI4e64mE50nhFMC8YY4mZA0yBwdNNHOc=; c=relaxed/relaxed; d=dujemihanovic.xyz; h=Subject:Subject:Sender:To:To:Cc:Cc:From:From:Date:Date:MIME-Version:MIME-Version:Content-Type:Content-Type:Content-Transfer-Encoding:Content-Transfer-Encoding:Reply-To:In-Reply-To:In-Reply-To:Message-Id:Message-Id:References:References:Autocrypt:Autocrypt:Openpgp; i=@dujemihanovic.xyz; s=default; t=1765579474; v=1; x=1766011474; b=WbJJCdHMhCtEBqknfMmY9TjyDu897IeEWZqEGa/stAH3HmI5/tfv0itmwSExzYNagE4GNg1U ZxUlNxN9Yii8R2LnBm0frkGyj/FOJNLlapSmBlLlvOuFJgq7U+iioQ+xYJIZ6hsm//6m2fJLI3T 0Am7Kwixs/rDWXPgM6pOSqBBsGWcTqSv2f4AcYIwOztzuPJ/D6ccc0BCci05j2bHyWRshz1wGQY NaWUVl4mYnzjUmWzSF0eUgPXoHu6we5QxAcAO6B+TZcsFTnx+d+aLkp9DS3ntJEwntr3tGrxfMY mQ1l8nPzPkVlFs81ZzO7cizmtHGPueIKENEIJMi8929Rg== Received: by mx.olsak.net (envelope-sender ) with ESMTPS id 8bfa23d1; Fri, 12 Dec 2025 23:44:34 +0100 From: Duje =?UTF-8?B?TWloYW5vdmnEhw==?= To: Brian Norris , Karel Balej Cc: Johannes Berg , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Francesco Dolcini , Ulf Hansson , Frank Li , linux-wireless@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mmc@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Jeff Chen , Peng Fan Subject: Re: [DONOTAPPLY RFC PATCH v2 4/4] arm64: dts: samsung,coreprimevelte: add wifi node Date: Fri, 12 Dec 2025 23:44:33 +0100 Message-ID: <5962754.DvuYhMxLoT@radijator> In-Reply-To: References: <20251026182602.26464-1-balejk@matfyz.cz> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Autocrypt: addr=duje@dujemihanovic.xyz; keydata= mDMEZokhzhYJKwYBBAHaRw8BAQdAWJZ0hsI/ytTqHGFV8x6tzd5sB596cTeeDB4CQsTf+wC0KUR 1amUgTWloYW5vdmnEhyA8ZHVqZS5taWhhbm92aWNAc2tvbGUuaHI+iJkEMBYKAEEWIQRt/0HWDf MUtbdrpjCtMZNSRY+tAwUCaJ5XkSMdIEFkZHJlc3MgYm91bmNlcyBhcyBvZiB+MzEvMDgvMjAyN QAKCRCtMZNSRY+tA/N/AQDth3Xl3wNcETvWPqqfYfyw4BFqbOD05A/W0/G0ZIjFzgD+PZVts3sN p5WuEwIxUrWxwavWJQBJwhXeWdru5ol82gmImQQTFgoAQRYhBG3/QdYN8xS1t2umMK0xk1JFj60 DBQJmiSH/AhsDBQkJZgGABQsJCAcCAiICBhUKCQgLAgQWAgMBAh4HAheAAAoJEK0xk1JFj60Dlw 8A/i4lPOL7NaYoYePDql8MaJaR9qoUi+D+HtD3t0Koi7ztAQCdizXbuqP3AVNxy5Gpb1ozgp9Xq h2MRcNmJCHA1YhWAbQoRHVqZSBNaWhhbm92acSHIDxkdWplQGR1amVtaWhhbm92aWMueHl6PoiZ BBMWCgBBFiEEbf9B1g3zFLW3a6YwrTGTUkWPrQMFAmaJIc4CGwMFCQlmAYAFCwkIBwICIgIGFQo JCAsCBBYCAwECHgcCF4AACgkQrTGTUkWPrQPUYAEAlVKitl0w6Wun+hC0JIf8bnc0TnrH8kcDxV f5lAF38fcA/j8RxR/p558NTFUyHZt2Sa5AqxVkaA4aJekySytWe1YGuDgEZokhzhIKKwYBBAGXV QEFAQEHQMRz0l4Dnk6Vl9YqC+ZGDDpr8SkFDyYOXqdBMGad3VccAwEIB4h+BBgWCgAmFiEEbf9B 1g3zFLW3a6YwrTGTUkWPrQMFAmaJIc4CGwwFCQlmAYAACgkQrTGTUkWPrQMbkwD+K6jiXYYMRnV l/5dpL//wXB1cM72ceR9tXYweMXg1lfABAOugzMF0xypW9zwYAEWVNOAaPsqtEPPYfBY3IXxl6m sB Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" On Friday, 12 December 2025 22:17:12 Central European Standard Time Karel=20 Balej wrote: > Duje Mihanovi=C4=87, 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). > >=20 > > To me, this strongly suggests that the regulator powers the WiFi > > transmitter or at least a part of it (such as the RF amp). >=20 > 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= =20 course, connecting to networks is a completely different story. Regards, =2D- Duje