{"id":2227938,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2227938/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260424-add-mcu-fan-khadas-vim4-v5-6-afcfa7157b23@aliel.fr/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/1.1/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":""},"msgid":"<20260424-add-mcu-fan-khadas-vim4-v5-6-afcfa7157b23@aliel.fr>","date":"2026-04-24T14:17:37","name":"[v5,6/8] arm64: dts: amlogic: t7: Add i2c pinctrl node","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"a4acb16c6ccf55f38b6fabc1127145987d94d9ba","submitter":{"id":93204,"url":"http://patchwork.ozlabs.org/api/1.1/people/93204/?format=json","name":"Ronald Claveau via B4 Relay","email":"devnull+linux-kernel-dev.aliel.fr@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260424-add-mcu-fan-khadas-vim4-v5-6-afcfa7157b23@aliel.fr/mbox/","series":[{"id":501376,"url":"http://patchwork.ozlabs.org/api/1.1/series/501376/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=501376","date":"2026-04-24T14:17:34","name":"Add VIM4 MCU/FAN support","version":5,"mbox":"http://patchwork.ozlabs.org/series/501376/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2227938/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2227938/checks/","tags":{},"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 (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=cuMg6ojl;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.232.135.74; helo=sto.lore.kernel.org;\n envelope-from=linux-i2c+bounces-17174-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"cuMg6ojl\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201"],"Received":["from sto.lore.kernel.org (sto.lore.kernel.org [172.232.135.74])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g2FVN2vxZz1yD5\n\tfor ; Sat, 25 Apr 2026 00:20:28 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sto.lore.kernel.org (Postfix) with ESMTP id 66990300A32A\n\tfor ; Fri, 24 Apr 2026 14:20:21 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 3578D3DE42C;\n\tFri, 24 Apr 2026 14:20:11 +0000 (UTC)","from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\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 8214F3DC4D0;\n\tFri, 24 Apr 2026 14:20:10 +0000 (UTC)","by smtp.kernel.org (Postfix) with ESMTPS id 4146FC2BCB6;\n\tFri, 24 Apr 2026 14:20:10 +0000 (UTC)","from aws-us-west-2-korg-lkml-1.web.codeaurora.org\n (localhost.localdomain [127.0.0.1])\n\tby smtp.lore.kernel.org (Postfix) with ESMTP id 3130BFED3C9;\n\tFri, 24 Apr 2026 14:20:10 +0000 (UTC)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777040410; cv=none;\n b=AbdefNGBpQdSiaCeuBKSSA8qi0/SirfwrrEuQnhC+9u6y6+qZJnEKksJti7vLMmWrWNFd4hu1XIZ+m393mov0heY98z8xknJHVTatagQ5NGX+XF2TrGMgmfOIFopnuiyZ7MuwkTNtUfsNaVGVzJCNI3X6go2dAPsSnk5qNBn4U4=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777040410; c=relaxed/simple;\n\tbh=LgAbB0ZXLnx/BP4AfsepnntHvttapSIZpd8aWCrBwiI=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=WYklBBkHyqjTGJoSLenh+hMAqIMoVkrKEWtalw9NBxayPTnuHeg9TIoj7A7xT+kh+GxKRT5Ex6b45VrT01G9O8xoN6LsIVCJGcf2ZM/Cp7RszwepNKJ68trL3p1cUAWx/h6DCWPZ3y7BKFq7wvrOyTLWpcx0znU5C7FgIOrwudY=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=cuMg6ojl; arc=none smtp.client-ip=10.30.226.201","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1777040410;\n\tbh=LgAbB0ZXLnx/BP4AfsepnntHvttapSIZpd8aWCrBwiI=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From;\n\tb=cuMg6ojleRTgRYwhsS7RYsru8mjvOQoA2tKh2jDNaGxKnkCznchzq5RRgVsdNkH1w\n\t WbinnftlIG4tdGLnpzBUL7LR+XChCFVQHjjaRb7AIZ5VwFn10JZmUi1Vax6Un0//EY\n\t FYlW6iFfcusIYPWDphIIXFnhNSX6QKUzG7whI8AeUzxpdzunizeewcdI8ve+T4S9AQ\n\t 4vNd5x/pFTaFUYTKFUmit8lMxTIQkH8wrpUlAh5IaVVxj4YEcy5GQOZsIakZtbTpQp\n\t qncYSl+sFaeCcZ/3V/nbj2G3+aEy2LbrIU+qe3HbAm1sEzs1KmgTVfMLt1tVALGWZJ\n\t KDkokFyuZ6hKQ==","From":"Ronald Claveau via B4 Relay\n ","Date":"Fri, 24 Apr 2026 16:17:37 +0200","Subject":"[PATCH v5 6/8] arm64: dts: amlogic: t7: Add i2c pinctrl node","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":"<20260424-add-mcu-fan-khadas-vim4-v5-6-afcfa7157b23@aliel.fr>","References":"<20260424-add-mcu-fan-khadas-vim4-v5-0-afcfa7157b23@aliel.fr>","In-Reply-To":"<20260424-add-mcu-fan-khadas-vim4-v5-0-afcfa7157b23@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=openpgp-sha256; l=892;\n i=linux-kernel-dev@aliel.fr; h=from:subject:message-id;\n bh=F350Js/5aqFj9YLCGASaC045elV+sRf2mbU4+Ox2uSQ=;\n b=owGbwMvMwCWm1SvKXP3cUInxtFoSQ+brGlGNnz/vmnocm/Wy29yIo6KZIbpi71UZL2X+c5Mnb\n P6bs0Kvo5SFQYyLQVZMkaV/ruWJd5ePnvm6Rz0FZg4rE8gQBi5OAZiIw0mG/0GJXTYsC6c8NV54\n 9MaH2rkv1pbEq0cKBr3o8MqaLGw2vY3hf27EkdmLivTZJMLW6hXOXvfuAG+uSAD7F8MVlV/t5/b\n psgAA","X-Developer-Key":"i=linux-kernel-dev@aliel.fr; a=openpgp;\n fpr=DFD863F61375BF917F0012173953305EF1D0EC3E","X-Endpoint-Received":"by B4 Relay for linux-kernel-dev@aliel.fr/default with\n auth_id=744","X-Original-From":"Ronald Claveau ","Reply-To":"linux-kernel-dev@aliel.fr"},"content":"From: Ronald Claveau \n\nAdd the T7 pinctrl used by the Khadas VIM4 for MCU communication.\n\nReviewed-by: Neil Armstrong \nSigned-off-by: Ronald Claveau \n---\n arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 10 ++++++++++\n 1 file changed, 10 insertions(+)","diff":"diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi\nindex 7fe72c94ed623..e96fe10b251a0 100644\n--- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi\n+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi\n@@ -376,6 +376,16 @@ mux {\n \t\t\t\t\t};\n \t\t\t\t};\n \n+\t\t\t\ti2c0_ao_d_pins: i2c0-ao-d {\n+\t\t\t\t\tmux {\n+\t\t\t\t\t\tgroups = \"i2c0_ao_sck_d\",\n+\t\t\t\t\t\t\t \"i2c0_ao_sda_d\";\n+\t\t\t\t\t\tfunction = \"i2c0_ao\";\n+\t\t\t\t\t\tbias-disable;\n+\t\t\t\t\t\tdrive-strength-microamp = <3000>;\n+\t\t\t\t\t};\n+\t\t\t\t};\n+\n \t\t\t\tpwm_a_pins: pwm-a {\n \t\t\t\t\tmux {\n \t\t\t\t\t\tgroups = \"pwm_a\";\n","prefixes":["v5","6/8"]}