From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from courrier.aliel.fr (courrier.aliel.fr [65.21.61.41]) (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 BEC5C3B3BEA; Tue, 21 Apr 2026 09:45:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776764737; cv=none; b=SvJb9GCraHwi8ioSgbLly96tvpicR7jz+lGRwHSiOlFVNiOaVK66Txwpx4iY5fTL/NydEuU2h9871FMX7TCeTi975rfusa0gMs9PCdnKyLLhH2TOxAYVTWJaLRjH5PrbB+MEByfbUb7AC+dBy+EsGXWyT8Vxg9mbMEADcGAYveY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776764737; c=relaxed/simple; bh=+pWxADjbyAE/GMK2ZySAS6xYdGVF6YeiaKrsK83rTTA=; h=Message-ID:Date:MIME-Version:From:Subject:To:Cc:References: In-Reply-To:Content-Type; b=Me6RuVEYgZZP/0hHmp1oGH+N30GFkWDVxn+afb1j6VtPXIOHA9+HCFRghZuUvvNIW5LluGCCp52GhvjxZex2FLfVi5IdKT82aRYuHxZM1CObyDJB+zoNDmdd44X7Wg7k8KM7WEf1YqERYk2V5jl4jMnVF0Aq+mkPuYfPNKqpXuM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aliel.fr; spf=pass smtp.mailfrom=aliel.fr; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b=iQmmBRGa; arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="iQmmBRGa" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1776764715; bh=+pWxADjbyAE/GMK2ZySAS6xYdGVF6YeiaKrsK83rTTA=; h=Date:From:Subject:To:Cc:References:In-Reply-To; b=iQmmBRGaq5waN8O2LVDi0CcM0VTSK51R0OKI1Ib0sy8pkN8F9eb9++2ERvr5CIIPu iBPR37EhhrZ9A0CWJc8nE4TkVU93cDwAWESd9TIensXbcEOotRQW4kvCwLFan2dkEM oMPFdQL6jlayPuV93MbhCCKqvDX95/9lb8ScWH9o= Date: Tue, 21 Apr 2026 11:45:13 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta From: Ronald Claveau Subject: Re: [PATCH v3 1/8] dt-bindings: mfd: khadas: Add new compatible for Khadas VIM4 MCU To: Conor Dooley Cc: Neil Armstrong , Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andi Shyti , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Beniamino Galvani , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Liam Girdwood , Mark Brown , linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org References: <20260417-add-mcu-fan-khadas-vim4-v3-0-a6a7f570b11b@aliel.fr> <20260417-add-mcu-fan-khadas-vim4-v3-1-a6a7f570b11b@aliel.fr> <20260420-viable-plot-862e0c545837@spud> Content-Language: en-US In-Reply-To: <20260420-viable-plot-862e0c545837@spud> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/20/26 6:22 PM, Conor Dooley wrote: > On Fri, Apr 17, 2026 at 06:27:17PM +0200, Ronald Claveau wrote: >> The Khadas VIM4 MCU register is slightly different >> from previous boards' MCU. >> This board also features a switchable power source for its fan. >> >> Signed-off-by: Ronald Claveau >> --- >> Documentation/devicetree/bindings/mfd/khadas,mcu.yaml | 5 +++++ >> 1 file changed, 5 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml b/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml >> index 084960fd5a1fd..a80718f7595ce 100644 >> --- a/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml >> +++ b/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml >> @@ -18,6 +18,7 @@ properties: >> compatible: >> enum: >> - khadas,mcu # MCU revision is discoverable >> + - khadas,vim4-mcu # Different MCU variant, not discoverable >> >> "#cooling-cells": # Only needed for boards having FAN control feature >> const: 2 >> @@ -25,6 +26,10 @@ properties: >> reg: >> maxItems: 1 >> >> + fan-supply: >> + description: Phandle to the regulator that powers the fan. >> + $ref: /schemas/types.yaml#/definitions/phandle > > Can you limit this by compatible please? > pw-bot: changes-requested > Thanks for your feedback, I will add that. >> + >> required: >> - compatible >> - reg >> >> -- >> 2.49.0 >> -- Best regards, Ronald