From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B32F72DE6E2; Thu, 3 Jul 2025 11:26:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751541976; cv=none; b=eJDkuIWrKELhdtLAn4HCytvcEGVPLNgouVlTTtwWvf02nknt6SM5DH715VPYHJJcQsgGhX8lbwm/DNRl30S2qEBJW2/u/wxSmcXqilMW1CfLfkM9O6hJsj3mjJyFm95xbHr1qRMeUmAXB4+XSMKoSuvrIHVqjb/UsrtfS6s6BFM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751541976; c=relaxed/simple; bh=FqPC6uGW5OzXvjCe6hrUGgryMViaeWnFpu0l5rbGbGg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=e8TJReyDGVWdzyOdZO0eRWhO5xiYaBJyxCpxTEIgvksQyV3adv2QDlYZiXibilJqIknIYkvftdCG4yPSPu1WKT8tes3f2Bi2WcPKf4KYf1aaDjwOZTd7glxbhrVBaEve+IRD/AqnvkFZjVW/U1nJTA+F4jiZniDKpW8/yANnH8c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RrLNGPzz; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RrLNGPzz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1229FC4CEE3; Thu, 3 Jul 2025 11:26:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751541976; bh=FqPC6uGW5OzXvjCe6hrUGgryMViaeWnFpu0l5rbGbGg=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=RrLNGPzz9nvK+QBMAl6UI2OYdieCX8KPobdOiGL7O+MNzDJvyoqq0ebFjPPPKqXCX iU8q2CdheykGK3zQtFenmnTFgukkpGOhuVtt5+ZUvNGdOMwLBcgWgUPrZ+SwQelv0d cLIJ2ODwPwtYs3DO1KMeF1Sg9KPVay8ogNElAYU8fDP6bTzzIs8rzu1SyXhWLvuNTz Wknid0H13igBhqj0429YpLLBg9vmrs56JapXzLBMORBXQ++YTsnsfXDy8m1+FYS8d5 m150E+WCWV6tb2ln6dnVkkI5/FaIePsA+LagS9FPQAME3uF+dAz2dHUQv4eOEx59Ah szYdmByRXDKsg== Message-ID: <424285fb-14a0-452b-8d18-6165d2a78497@kernel.org> Date: Thu, 3 Jul 2025 13:26:11 +0200 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] dt-bindings: pinctrl: document the Milos Top Level Mode Multiplexer To: Konrad Dybcio , Luca Weiss Cc: Bjorn Andersson , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250702-sm7635-pinctrl-v2-0-c138624b9924@fairphone.com> <20250702-sm7635-pinctrl-v2-1-c138624b9924@fairphone.com> <20250703-daring-burgundy-limpet-a1c97e@krzk-bin> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 03/07/2025 12:04, Konrad Dybcio wrote: > > > On 03-Jul-25 09:44, Luca Weiss wrote: >> On Thu Jul 3, 2025 at 9:41 AM CEST, Krzysztof Kozlowski wrote: >>> On Wed, Jul 02, 2025 at 05:56:16PM +0200, Luca Weiss wrote: >>>> Document the Top Level Mode Multiplexer on the Milos Platform. >>> >>> What is Milos platform? Does it have some sort of model number how we >>> usually expect? Wasn't this SM7325 or similar? >>> >>> The problem with such new naming that it awfully sounds like family >>> names, so just expand the name and explain it. >> >> Please go argue with Bjorn/Konrad about this, wasn't my idea. >> >> https://lore.kernel.org/linux-arm-msm/aGMI1Zv6D+K+vWZL@hu-bjorande-lv.qualcomm.com/ >> https://lore.kernel.org/linux-arm-msm/b98d305b-247f-415b-8675-50d073452feb@oss.qualcomm.com/ > > Milos is the "real-est" name of this silicon. All the associated > S[AM]|QC[MS]s are just variations of it, with different fusing. > > You'll stumble upon it across e.g. firmware build strings, as > well as in any documentation pieces. > > There are various internal reasons for the switch, but the most > obvious external-facing one is not to have the user buy a devkit > and wonder whether they should use QCS9100 or QCS9075 DTB, and > why there's zero drivers code for these magic numbers (they > include SA8775P). We can simply point them to "codename" and > all C code will refer to it as well. These are different SoCs, optionally with different firmware, so they cannot use the same top-level compatible chain. I hope you did not propose that. For me list like "qcs9100, sa8775p" is clear enough, but if you want "qcs9100, koala-bear" or "brown-bear, koala-bear" it is fine as well. You just cannot use koala-bear for all of them. Best regards, Krzysztof