{"id":2225660,"url":"http://patchwork.ozlabs.org/api/patches/2225660/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260421-add-mcu-fan-khadas-vim4-v4-7-447114a28f2d@aliel.fr/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/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":"<20260421-add-mcu-fan-khadas-vim4-v4-7-447114a28f2d@aliel.fr>","list_archive_url":null,"date":"2026-04-21T11:49:24","name":"[v4,7/8] arm64: dts: amlogic: t7: Add i2c controller node","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"6039b9708948c09aa5c4570a923c686c36e9067e","submitter":{"id":93204,"url":"http://patchwork.ozlabs.org/api/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/20260421-add-mcu-fan-khadas-vim4-v4-7-447114a28f2d@aliel.fr/mbox/","series":[{"id":500785,"url":"http://patchwork.ozlabs.org/api/series/500785/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=500785","date":"2026-04-21T11:49:19","name":"Add VIM4 MCU/FAN support","version":4,"mbox":"http://patchwork.ozlabs.org/series/500785/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2225660/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2225660/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 (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=gNa67ASd;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; 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charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260421-add-mcu-fan-khadas-vim4-v4-7-447114a28f2d@aliel.fr>","References":"<20260421-add-mcu-fan-khadas-vim4-v4-0-447114a28f2d@aliel.fr>","In-Reply-To":"<20260421-add-mcu-fan-khadas-vim4-v4-0-447114a28f2d@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=1096;\n i=linux-kernel-dev@aliel.fr; h=from:subject:message-id;\n bh=seZTIBpCrIa88Q5I5ls9lWfgh7ETpuTsfLV3IO6SlWs=;\n b=owGbwMvMwCWm1SvKXP3cUInxtFoSQ+bzlCqnF41f5ZzTdcoWHisQmKfda7g7YfbxfX5Ljq/fu\n 0qq7eq1jlIWBjEuBlkxRZb+uZYn3l0+eubrHvUUmDmsTCBDGLg4BWAiMzoY/vv9LxE5wcvHxjkz\n 9c/diBAJxvi82F+b82cJTK++sbgnPYrhv8+lJivXOiYFnhi7/ltmn6JUkhwnRfbbsCec4NTYXrS\n UCQA=","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 i2c controller node used by the Khadas VIM4\nfor MCU communication.\n\nUse amlogic,meson-axg-i2c as fallback compatible.\n\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 e96fe10b251a0..560c9dce35266 100644\n--- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi\n+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi\n@@ -711,6 +711,16 @@ pwm_ao_cd: pwm@60000 {\n \t\t\t\tstatus = \"disabled\";\n \t\t\t};\n \n+\t\t\ti2c_m_ao_a: i2c@76000 {\n+\t\t\t\tcompatible = \"amlogic,t7-i2c\", \"amlogic,meson-axg-i2c\";\n+\t\t\t\treg = <0x0 0x76000 0x0 0x48>;\n+\t\t\t\t#address-cells = <1>;\n+\t\t\t\t#size-cells = <0>;\n+\t\t\t\tinterrupts = ;\n+\t\t\t\tclocks = <&clkc_periphs CLKID_SYS_I2C_AO_A>;\n+\t\t\t\tstatus = \"disabled\";\n+\t\t\t};\n+\n \t\t\tsd_emmc_a: mmc@88000 {\n \t\t\t\tcompatible = \"amlogic,t7-mmc\", \"amlogic,meson-axg-mmc\";\n \t\t\t\treg = <0x0 0x88000 0x0 0x800>;\n","prefixes":["v4","7/8"]}