{"id":2219190,"url":"http://patchwork.ozlabs.org/api/1.2/patches/2219190/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260402-add-mcu-fan-khadas-vim4-v1-1-2b12eb4ac7b0@aliel.fr/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/1.2/projects/35/?format=json","name":"Linux I2C development","link_name":"linux-i2c","list_id":"linux-i2c.vger.kernel.org","list_email":"linux-i2c@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260402-add-mcu-fan-khadas-vim4-v1-1-2b12eb4ac7b0@aliel.fr>","list_archive_url":null,"date":"2026-04-02T14:27:01","name":"[1/8] dt-bindings: mfd: khadas: Add new compatible for Khadas VIM4 MCU","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"cf6c155c6c4d1d9d105ec5e19a6e74b978aabdcd","submitter":{"id":93040,"url":"http://patchwork.ozlabs.org/api/1.2/people/93040/?format=json","name":"Ronald Claveau","email":"linux-kernel-dev@aliel.fr"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260402-add-mcu-fan-khadas-vim4-v1-1-2b12eb4ac7b0@aliel.fr/mbox/","series":[{"id":498492,"url":"http://patchwork.ozlabs.org/api/1.2/series/498492/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=498492","date":"2026-04-02T14:27:02","name":"Add VIM4 MCU/FAN support","version":1,"mbox":"http://patchwork.ozlabs.org/series/498492/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2219190/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2219190/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-i2c@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n secure) header.d=aliel.fr header.i=@aliel.fr header.a=rsa-sha256\n header.s=courrier-s1 header.b=sBe80RIl;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c04:e001:36c::12fc:5321; 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a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775140062; cv=none;\n b=Sg4nB///pimwcrWmcCeN+tLeNqfd4fIjvoOpzWDeA+Fc8tHbIu259wyuDpQACrb5HMitRj5WFmVgKjUsUX93BybqjW+o1Ciw0qpXvchy9ao6dPeBfdCNqVMlM3CktWZpdbTCVj1b20BqB75Y6JR1pTLTueN0mdduNzhAb0o0GcI=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775140062; c=relaxed/simple;\n\tbh=Q8ByvFFPbagYCfBbxUtAun76d9Q2AZFAwBqZPLsNOk4=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=n0YMPaHXxnTkhXiGbfK0JowlzEC+dYjrB20KfWjmi+HdjRc0uBopICg0TsRtbnZYEj/Ft4pqlGXnl9673UfPMKgsmKMUTdxnoK0nxCCnUe/iBckJ3xJjuLEMiUW3HpHL1V08X2lZroYU+psrr8zqd+DonnPtAtW9B/Z8LOqAK9A=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=aliel.fr;\n spf=pass smtp.mailfrom=aliel.fr;\n dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr\n header.b=sBe80RIl; arc=none smtp.client-ip=65.21.61.41","From":"Ronald Claveau ","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr;\n\ts=courrier-s1; t=1775140053;\n\tbh=Q8ByvFFPbagYCfBbxUtAun76d9Q2AZFAwBqZPLsNOk4=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc;\n\tb=sBe80RIlj8hq/fmHgN9x6nKuMk04V03duI2bCAK5aoOcCR8XJHG+LVCOQsRapJLrp\n\t 647rtzNJpf82hPvHB9PydrRRiY5WeHUcxIXQypuwku2QqqHE/3zvIKENc+yWA7FavL\n\t Dbg9ML1MJZMnfv+Se5cPoOTec4NKh1qU4Uw3ug/o=","Date":"Thu, 02 Apr 2026 16:27:01 +0200","Subject":"[PATCH 1/8] dt-bindings: mfd: khadas: Add new compatible for\n Khadas VIM4 MCU","Precedence":"bulk","X-Mailing-List":"linux-i2c@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260402-add-mcu-fan-khadas-vim4-v1-1-2b12eb4ac7b0@aliel.fr>","References":"<20260402-add-mcu-fan-khadas-vim4-v1-0-2b12eb4ac7b0@aliel.fr>","In-Reply-To":"<20260402-add-mcu-fan-khadas-vim4-v1-0-2b12eb4ac7b0@aliel.fr>","To":"Neil Armstrong , Lee Jones ,\n Rob Herring , Krzysztof Kozlowski ,\n Conor Dooley , Andi Shyti ,\n Kevin Hilman , Jerome Brunet ,\n Martin Blumenstingl ,\n Beniamino Galvani ,\n \"Rafael J. Wysocki\" ,\n Daniel Lezcano , Zhang Rui ,\n Lukasz Luba , Liam Girdwood ,\n Mark Brown ","Cc":"linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org,\n linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org,\n Ronald Claveau ","X-Mailer":"b4 0.14.3","X-Developer-Signature":"v=1; a=openssh-sha256; t=1775140049; l=1084;\n i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id;\n bh=Q8ByvFFPbagYCfBbxUtAun76d9Q2AZFAwBqZPLsNOk4=;\n b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9\n BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA\n QO9kC86Uy7mx3d8oNkTfYjfhMeV7EpSJ/5fh9o0tItxJoBZWoPkEV9/c9SnRCRv/XaJgs1GNnTf\n lkcDN+/hL7wg=","X-Developer-Key":"i=linux-kernel-dev@aliel.fr; a=openssh;\n fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs"},"content":"The Khadas VIM4 MCU register is slightly different\nfrom previous boards' MCU.\nThis board also features a switchable power source for its fan.\n\nSigned-off-by: Ronald Claveau \n---\n Documentation/devicetree/bindings/mfd/khadas,mcu.yaml | 5 +++++\n 1 file changed, 5 insertions(+)","diff":"diff --git a/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml b/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml\nindex 084960fd5a1fd..67769ef5d58b1 100644\n--- a/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml\n+++ b/Documentation/devicetree/bindings/mfd/khadas,mcu.yaml\n@@ -18,6 +18,7 @@ properties:\n compatible:\n enum:\n - khadas,mcu # MCU revision is discoverable\n+ - khadas,vim4-mcu\n \n \"#cooling-cells\": # Only needed for boards having FAN control feature\n const: 2\n@@ -25,6 +26,10 @@ properties:\n reg:\n maxItems: 1\n \n+ fan-supply:\n+ description: Phandle to the regulator that powers the fan.\n+ $ref: /schemas/types.yaml#/definitions/phandle\n+\n required:\n - compatible\n - reg\n","prefixes":["1/8"]}