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 1403F2FF141; Thu, 4 Sep 2025 13:05:59 +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=1756991160; cv=none; b=kFvh4HGf6sP+SGSygo4TKSeerCFsGuGujOsJBIg7OIzYk6mdTzAD2VMFJg6Sk5y0sgWiZRDz5gBY020R5ftwsBOroosRMu+JVR23ZV9lyqHsHB3GD7yIAvL41Ef/44h9iaN0JQsFeM1wLh1fbyYlCw9ij4JaCnBdyHn3KSSNEpU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756991160; c=relaxed/simple; bh=UrZt93W0NJSHQ/JtK/9fK8DqNSFUe3MXRLPaS6gVQ2w=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=pZ+utVfS0x+PxQdwsK+5RDuB09LxfNBGs1zPBX+v15eT6WrH1gwmkP7zjqp+PFNV69MNOhPJkTOIkBeVy3O6pbW5pq7fE5px1BkSYUijrFYr38VBMqhrK/lSb6600OE6K/h7yracppBy3s183Fm3Gbn3CHy63SFFvxNrH1kAVJQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=b54rCGhc; 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="b54rCGhc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 94622C4CEF5; Thu, 4 Sep 2025 13:05:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756991159; bh=UrZt93W0NJSHQ/JtK/9fK8DqNSFUe3MXRLPaS6gVQ2w=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=b54rCGhcI7ZQzv218Bjxq82zp+yMVjjFTbY6k7lxlZu3Z9uUvSaty7G4QmRnvvF2L Dw2JmchMFyolGIbCYQymYHDsNoaTkqH14h2kNAQlwmPZ7k45zKXUlKODK/4BK1pvFv aiVaqCxtvoTfRldOfH/QUUhXl2Y4ffZU3qOz3BD2dOOZNtDDUP8I5a+LMoDPtEWsir I9biaLtQaDVXz59yboPM76TZiv5WRWHMW+4XVFaZYyirAC8Zqefc5elPEtBHdEFMxW aaCn/JkI3qyqwJ9Ul6yMsCrES1l4dCZ0HbB+NkID7HeRkkOVBQRHylbBzYneooLvXS hj3HmJlIBPURg== Message-ID: <82674a79-75eb-4bdf-8ae2-b687719e2dcc@kernel.org> Date: Thu, 4 Sep 2025 15:05:55 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 2/2] regulator: pf530x: dt-bindings: nxp,pf530x-regulator To: Woody Douglass , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" References: <20250902-pf530x-v4-0-4727f112424e@carnegierobotics.com> <20250902-pf530x-v4-2-4727f112424e@carnegierobotics.com> <997eb50b-db3e-4c0e-be29-0d04fef73ccf@kernel.org> <45ab7df9-f547-47c8-817d-c3f7be600300@carnegierobotics.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 04/09/2025 14:58, Woody Douglass wrote: >>> +description: | >>> + The PF5300, PF5301, and PF5302 integrate high-performance buck converters, >>> + 12 A, 8 A, and 15 A, respectively, to power high-end automotive and industrial >>> + processors. With adaptive voltage positioning and a high-bandwidth loop, they >>> + offer transient regulation to minimize capacitor requirements. >>> + >>> +properties: >>> + compatible: >>> + enum: >>> + - nxp,pf5300 >>> + - nxp,pf5301 >>> + - nxp,pf5302 >> >> Still compatibility not expressed. >> > > I'm sorry for the misunderstanding here -- I did reply (as Mark Brown mentioned in his > reply to this email) in the cover letter for v3 of this patch (this message > https://lore.kernel.org/lkml/20250902-pf530x-v3-0-4242e7687761@carnegierobotics.com/). > Mark is right, I don't really understand what you're asking for, and other bindings for > regulators seem to list off each compatible model in the way that I have. I have prepared > a v5 of this patchset that incorporates the various comments, but I'll wait for some > clarification here before submitting it. Quick look at the driver suggests devices are fully compatible, so you should express it with dedicated and fallback compatibles. See example-schema or my OSSE25 beginners talk. It might be that devices are not compatible, then it is enough to explain that briefly (why they are not compatible) in the commit msg. Best regards, Krzysztof