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dkim=none (message not signed) header.d=none;dmarc=fail action=none header.from=foss.st.com; Received-SPF: Fail (protection.outlook.com: domain of foss.st.com does not designate 164.130.1.60 as permitted sender) receiver=protection.outlook.com; client-ip=164.130.1.60; helo=smtpO365.st.com; Received: from smtpO365.st.com (164.130.1.60) by DU2PEPF00028D10.mail.protection.outlook.com (10.167.242.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.382.8 via Frontend Transport; Fri, 11 Sep 2026 15:47:25 +0000 Received: from STKDAG1NODE2.st.com (10.75.128.133) by smtpO365.st.com (10.250.44.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Fri, 11 Sep 2026 17:51:40 +0200 Received: from [10.48.86.79] (10.48.86.79) by STKDAG1NODE2.st.com (10.75.128.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.43; Fri, 11 Sep 2026 17:46:09 +0200 Message-ID: Date: Fri, 11 Sep 2026 17:46:08 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 10/13] ARM: stm32: remove stm32f4/f7/h7 MCU support To: Arnd Bergmann , Krzysztof Kozlowski , Alexandre Belloni , Linus Walleij , Russell King CC: Drew Fustini , Arnd Bergmann , "Rob Herring" , Conor Dooley , Liviu Dudau , Sudeep Holla , "Lorenzo Pieralisi" , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Vladimir Zapolskiy , "Stefan Agner" , Maxime Coquelin , "Aaro Koskinen" , Andreas Kemnade , Kevin Hilman , Roger Quadros , "Tony Lindgren" , Nicolas Ferre , Claudiu Beznea , Andrew Lunn , Sebastian Hesselbarth , Gregory Clement , Robert Jarzmik , Kristoffer Ericson , Ethan Nelson-Moore , Geert Uytterhoeven , Alexander Sverdlin , Shawn Guo , Karl Mehltretter , "David Hildenbrand (Arm)" , Nicolas Pitre , , , , , , , , Krzysztof Kozlowski , Christophe Parant , Benjamin Gaignard , Dario Binacchi References: <20260908152808.3928630-1-arnd@kernel.org> <20260908152808.3928630-11-arnd@kernel.org> Content-Language: en-US From: Alexandre TORGUE In-Reply-To: <20260908152808.3928630-11-arnd@kernel.org> Content-Type: text/plain; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: //Efo6JpJHlKdtxE0rhW2Sn6nfy7+D1TLhVolKmg+cRE4F5KVMVVOJ/V5r4RZBGEglEj0iFK0paEqjljMYjZ28IPixRPNs3GRQ5daFrXFczvkAGZav1UjnhBSpiCC75vjzSdhpDfVAGqGZSphTtle6rR6JSP828qH+3JyGExejwnAjX237WGWy3qi4aG5jImgzg2NgYkspTCAqpaje/hB1ZXd21JdmNhm0GREEmMNvvlx1TJzpY+gVk917KzBC37PLagXX7vKFmDM5pgZClmM3ZGHegeyd0ftz/KMBcStk2LCsDbvo3v70owsYtkx+IjJVPfOPAcLa68ER2lcBRnwYukoK4sLKSUv59jd9TYKR7ULOLnDHnTILnKqAA4uDOhaeng0uYavScCsiMDf7UKq7ws5LKhKD6dOijjCTgl9QHU0oe8yOUg+LBQmkk+C3eT X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Sep 2026 15:47:25.4060 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 17775c1d-c7d6-4ec2-8441-08df101bfa07 X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.60];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: DU2PEPF00028D10.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PRAPR10MB5251 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260911_084733_365312_4B285799 X-CRM114-Status: GOOD ( 13.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Arnd On 9/8/26 17:28, Arnd Bergmann wrote: > From: Arnd Bergmann > > The stm32 platform started out as a Cortex-M based microcontoller > platform in 2007, with a few of the older products gaining Linux kernel > support in 2016. These days, the only relevant chips for Linux are the > stm32mp1 (Cortex-A7) and stm32mp2 (Cortex-A35) product lines, with the > microcontrollers running smaller RTOSs on new products. > > The microcontrollers were marked as deprecated in the linux-7.3LTS > release, which will remain supported for a few more years and > is expected to be sufficient for any of the remaining original users. > > Remove the MCU support now, leaving only the stm32mp SoCs in the platform. > > Cc: Maxime Coquelin > Cc: Alexandre Torgue > Cc: Rob Herring > Cc: Krzysztof Kozlowski > Cc: Conor Dooley > Cc: Christophe Parant > Cc: Benjamin Gaignard > Cc: Dario Binacchi > Cc: devicetree@vger.kernel.org > Cc: linux-stm32@st-md-mailman.stormreply.com > Signed-off-by: Arnd Bergmann > --- > Documentation/arch/arm/index.rst | 5 - > Documentation/arch/arm/stm32/overview.rst | 8 +- > .../arch/arm/stm32/stm32f429-overview.rst | 25 - > .../arch/arm/stm32/stm32f746-overview.rst | 32 - > .../arch/arm/stm32/stm32f769-overview.rst | 34 - > .../arch/arm/stm32/stm32h743-overview.rst | 33 - > .../arch/arm/stm32/stm32h750-overview.rst | 34 - > arch/arm/Kconfig.debug | 38 - > arch/arm/boot/dts/st/Makefile | 11 - > arch/arm/boot/dts/st/stm32429i-eval.dts | 349 -------- > arch/arm/boot/dts/st/stm32746g-eval.dts | 236 ------ > arch/arm/boot/dts/st/stm32f4-pinctrl.dtsi | 482 ----------- > arch/arm/boot/dts/st/stm32f429-disco.dts | 243 ------ > arch/arm/boot/dts/st/stm32f429-pinctrl.dtsi | 91 -- > arch/arm/boot/dts/st/stm32f429.dtsi | 800 ------------------ > arch/arm/boot/dts/st/stm32f469-disco.dts | 260 ------ > arch/arm/boot/dts/st/stm32f469-pinctrl.dtsi | 92 -- > arch/arm/boot/dts/st/stm32f469.dtsi | 18 - > arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi | 436 ---------- > arch/arm/boot/dts/st/stm32f746-disco.dts | 234 ----- > arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi | 55 -- > arch/arm/boot/dts/st/stm32f746.dtsi | 727 ---------------- > .../dts/st/stm32f769-disco-mb1166-reva09.dts | 13 - > arch/arm/boot/dts/st/stm32f769-disco.dts | 243 ------ > arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi | 55 -- > arch/arm/boot/dts/st/stm32f769.dtsi | 37 - > arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi | 301 ------- > arch/arm/boot/dts/st/stm32h743.dtsi | 738 ---------------- > arch/arm/boot/dts/st/stm32h743i-disco.dts | 145 ---- > arch/arm/boot/dts/st/stm32h743i-eval.dts | 185 ---- > arch/arm/boot/dts/st/stm32h747i-disco.dts | 149 ---- > arch/arm/boot/dts/st/stm32h750.dtsi | 6 - > arch/arm/boot/dts/st/stm32h750i-art-pi.dts | 229 ----- > arch/arm/configs/stm32_defconfig | 80 -- > arch/arm/mach-stm32/Kconfig | 38 +- > arch/arm/mach-stm32/board-dt.c | 7 - > 36 files changed, 7 insertions(+), 6462 deletions(-) > delete mode 100644 Documentation/arch/arm/stm32/stm32f429-overview.rst > delete mode 100644 Documentation/arch/arm/stm32/stm32f746-overview.rst > delete mode 100644 Documentation/arch/arm/stm32/stm32f769-overview.rst > delete mode 100644 Documentation/arch/arm/stm32/stm32h743-overview.rst > delete mode 100644 Documentation/arch/arm/stm32/stm32h750-overview.rst > delete mode 100644 arch/arm/boot/dts/st/stm32429i-eval.dts > delete mode 100644 arch/arm/boot/dts/st/stm32746g-eval.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f4-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f429-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f429-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f429.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f469-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f469-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f469.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f7-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f746-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f746-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f746.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f769-disco-mb1166-reva09.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f769-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32f769-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32f769.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32h7-pinctrl.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32h743.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32h743i-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32h743i-eval.dts > delete mode 100644 arch/arm/boot/dts/st/stm32h747i-disco.dts > delete mode 100644 arch/arm/boot/dts/st/stm32h750.dtsi > delete mode 100644 arch/arm/boot/dts/st/stm32h750i-art-pi.dts Acked-by: Alexandre Torgue