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GET /api/patches/2219659/?format=api
{ "id": 2219659, "url": "http://patchwork.ozlabs.org/api/patches/2219659/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-i2c/patch/20260403-add-mcu-fan-khadas-vim4-v2-8-70536b22439a@aliel.fr/", "project": { "id": 35, "url": "http://patchwork.ozlabs.org/api/projects/35/?format=api", "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": "<20260403-add-mcu-fan-khadas-vim4-v2-8-70536b22439a@aliel.fr>", "list_archive_url": null, "date": "2026-04-03T16:08:41", "name": "[v2,8/8] arm64: dts: amlogic: t7: khadas-vim4: Add i2c MCU fan node", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a997e49660e8f71e262cc300240165dad9eb9c8b", "submitter": { "id": 93040, "url": "http://patchwork.ozlabs.org/api/people/93040/?format=api", "name": "Ronald Claveau", "email": "linux-kernel-dev@aliel.fr" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-i2c/patch/20260403-add-mcu-fan-khadas-vim4-v2-8-70536b22439a@aliel.fr/mbox/", "series": [ { "id": 498653, "url": "http://patchwork.ozlabs.org/api/series/498653/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-i2c/list/?series=498653", "date": "2026-04-03T16:08:34", "name": "Add VIM4 MCU/FAN support", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/498653/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2219659/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2219659/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-i2c+bounces-16955-incoming=patchwork.ozlabs.org@vger.kernel.org>", "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=SAyZ5BS6;\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; helo=tor.lore.kernel.org;\n envelope-from=linux-i2c+bounces-16955-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr\n header.b=\"SAyZ5BS6\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=65.21.61.41", "smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=aliel.fr", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=aliel.fr" ], "Received": [ "from tor.lore.kernel.org (tor.lore.kernel.org\n [IPv6:2600:3c04:e001:36c::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fnP4p1mJGz1yCt\n\tfor <incoming@patchwork.ozlabs.org>; Sat, 04 Apr 2026 03:17:14 +1100 (AEDT)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby tor.lore.kernel.org (Postfix) with ESMTP id 9E3EB30F70DF\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 3 Apr 2026 16:10:14 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 1A56C3D092F;\n\tFri, 3 Apr 2026 16:09:30 +0000 (UTC)", "from courrier.aliel.fr (courrier.aliel.fr [65.21.61.41])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id CA8783CA4BB;\n\tFri, 3 Apr 2026 16:09:27 +0000 (UTC)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775232569; cv=none;\n b=o8G/e/xAp+3OEpAU5hnemytiE/qetZHtqIqkQRF2LLc0YUCx9ILtR3UHFFubRU3f8i4zVvK4koMsyFp1GS2DSs3evT4yUhyF1vZbmh54MtQc4zmyU+MiR0416XlNwR76qx9GJXun0N1EreS/1chwpWmExEw/SM9vBvOxDnKzBu8=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775232569; c=relaxed/simple;\n\tbh=tWFcpje6b/UPuUaynpp5o+HzSsytJcZL6uVNyAgG8qQ=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=g8ul151JrduGlljISUh5eSsi1fQbrvsUnVax7kIlFtJ+IN5sqJgv2qCrAhC6J4KiSXeoEsEsRzu35jaSTPWXbJRL/eRxQKq2l+7Oat8zD4vLkSjrJ/uZRIFTO7RC0PGqGp4D+Rdj60N0efR+BCvOT4tEiZYGLUiijx01R4b2JwM=", "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=SAyZ5BS6; arc=none smtp.client-ip=65.21.61.41", "From": "Ronald Claveau <linux-kernel-dev@aliel.fr>", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr;\n\ts=courrier-s1; t=1775232563;\n\tbh=tWFcpje6b/UPuUaynpp5o+HzSsytJcZL6uVNyAgG8qQ=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc;\n\tb=SAyZ5BS6ofDHgKO5Xk9WYjes2SdJbc9K4lI60FGg8iSiHs3rpLoq17kwTNozDJyuz\n\t If4jOIeDyVgwt3MtN9agw2rXcEdeD3s2u1QFz4Sj+2USNT5p7p4ctgsAEsUJvlFKd6\n\t mboKeduxKZfBJRTI7ECVtq8Rx4T9Hg5HVt4SZZlM=", "Date": "Fri, 03 Apr 2026 18:08:41 +0200", "Subject": "[PATCH v2 8/8] arm64: dts: amlogic: t7: khadas-vim4: Add i2c MCU\n fan node", "Precedence": "bulk", "X-Mailing-List": "linux-i2c@vger.kernel.org", "List-Id": "<linux-i2c.vger.kernel.org>", "List-Subscribe": "<mailto:linux-i2c+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-i2c+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260403-add-mcu-fan-khadas-vim4-v2-8-70536b22439a@aliel.fr>", "References": "<20260403-add-mcu-fan-khadas-vim4-v2-0-70536b22439a@aliel.fr>", "In-Reply-To": "<20260403-add-mcu-fan-khadas-vim4-v2-0-70536b22439a@aliel.fr>", "To": "Neil Armstrong <neil.armstrong@linaro.org>, Lee Jones <lee@kernel.org>,\n Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>,\n Conor Dooley <conor+dt@kernel.org>, Andi Shyti <andi.shyti@kernel.org>,\n Kevin Hilman <khilman@baylibre.com>, Jerome Brunet <jbrunet@baylibre.com>,\n Martin Blumenstingl <martin.blumenstingl@googlemail.com>,\n Beniamino Galvani <b.galvani@gmail.com>,\n \"Rafael J. Wysocki\" <rafael@kernel.org>,\n Daniel Lezcano <daniel.lezcano@kernel.org>, Zhang Rui <rui.zhang@intel.com>,\n Lukasz Luba <lukasz.luba@arm.com>, Liam Girdwood <lgirdwood@gmail.com>,\n Mark Brown <broonie@kernel.org>", "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 <linux-kernel-dev@aliel.fr>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openssh-sha256; t=1775232553; l=969;\n i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id;\n bh=tWFcpje6b/UPuUaynpp5o+HzSsytJcZL6uVNyAgG8qQ=;\n b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9\n BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA\n QOAWo0AXdyugOROWoSlCDGp6h3/kn2YUgjy+lYlw1HvW+UBcD6HSmxDdEPoGijEsoNllH5aBUmp\n MXW4iFX7LpQo=", "X-Developer-Key": "i=linux-kernel-dev@aliel.fr; a=openssh;\n fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs" }, "content": "Enable and configure i2c MCU node to get fan working on Khadas VIM4.\n\nSigned-off-by: Ronald Claveau <linux-kernel-dev@aliel.fr>\n---\n .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 13 +++++++++++++\n 1 file changed, 13 insertions(+)", "diff": "diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts\nindex 69d6118ba57e7..5d7f5390f3a66 100644\n--- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts\n+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts\n@@ -157,6 +157,19 @@ wifi32k: wifi32k {\n \t};\n };\n \n+&i2c_m_ao_a {\n+\tstatus = \"okay\";\n+\tpinctrl-0 = <&i2c0_ao_d_pins>;\n+\tpinctrl-names = \"default\";\n+\n+\tkhadas_mcu: system-controller@18 {\n+\t\tcompatible = \"khadas,vim4-mcu\";\n+\t\treg = <0x18>;\n+\t\tfan-supply = <&vcc5v>;\n+\t\t#cooling-cells = <2>;\n+\t};\n+};\n+\n &pwm_ab {\n \tstatus = \"okay\";\n \tpinctrl-0 = <&pwm_a_pins>;\n", "prefixes": [ "v2", "8/8" ] }