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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 MAD0EPF000008BE.mail.protection.outlook.com (10.167.241.165) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.406.5 via Frontend Transport; Fri, 11 Sep 2026 16:33:27 +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 18:38:55 +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 18:33:26 +0200 Message-ID: Date: Fri, 11 Sep 2026 18:33:25 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 0/3] ARM: dts: stm32: Fix STM32MP1 ev and dk USB onboard HUB supplies To: Fabrice Gasnier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , "Greg Kroah-Hartman" , Catalin Popescu CC: , , , , Gabriel Fernandez References: <20260821-usb_fixes_vdda-v1-v2-0-23cc919b59fb@foss.st.com> Content-Language: en-US From: Alexandre TORGUE In-Reply-To: <20260821-usb_fixes_vdda-v1-v2-0-23cc919b59fb@foss.st.com> Content-Type: text/plain; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: gsaMxDukR+qWrYPWBMUkuZS0o4sUKrae5LHAKCJEol2wbaM+Xy2xil/pHobDbM8DCwEhbU6EdHNlG2EE+S60A0JQxcgkwu+utYk6jatp3Qd4BJV54nWZfjCaICzoPHhNSqq/55Ry05WerAhNe6FNo+g7Rhi1m7faF6SsCGavVNJtMz2QJQCPrAQGQoiGx/BrtGWBLLrhIjAuD6PrxLub1DA/3QydHdspeAIQYXPDtdYxJeiDe1SwX9fBBEL7zSEAyaNlRpsVSgsFSscKpW7sl4L+pLArISQxfGZCvnw3abvhylaVWfAyRUQOmSTMPyQt+JzjR25EeC54HYawpHvq/WAX4syUNKep1U+Du+Zsqb3T3X1Lgj6iklgY1AYq2bu2PY+8GHsplU3SmODQfZVAkrFAWp6mQas4N8pSxd8Vqr0Yf5apCkWf8k3iEcm7wnb8 X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Sep 2026 16:33:27.5610 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a4997227-ac9b-4e1f-34fe-08df1022686e 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: MAD0EPF000008BE.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: VE1PR10MB3789 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260911_093335_250480_56DDFF91 X-CRM114-Status: GOOD ( 12.17 ) 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 Salut Fabrice On 8/21/26 16:57, Fabrice Gasnier wrote: > Some STM32 boards use Microchip USB2514 HUB. Since vdda supply has been > added, the regulator framework wrongly associates the 'vdda' supply > dedicated to ADC, so the wrong regulator is referenced. > Only the 3v3 regulator is used to supply both the digital and the analog > part of the HUB. > > Before this series: > cat /sys/kernel/debug/regulator/regulator_summary > ... > v3v3 10 9 0 normal 3300mV 0mA 3300mV 3300mV > ... > 5800d000.usb:hub@1-vdd 1 0mA 0mV 0mV > ... > vdda 1 1 0 unknown 2900mV 0mA 2900mV 2900mV > 5800d000.usb:hub@1-vdda 1 0mA 0mV 0mV > > After: > v3v3 11 10 0 normal 3300mV 0mA 3300mV 3300mV > ... > 5800d000.usb:hub@1-vdda 1 0mA 0mV 0mV > 5800d000.usb:hub@1-vdd 1 0mA 0mV 0mV > ... > vdda 0 0 0 unknown 2900mV 0mA 2900mV 2900mV > > --- > Changes in v2: > - Overwrite vdda-supply in stm32mp157f-dk2-scmi as pointed by Sashiko > - Link to v1: https://patch.msgid.link/20260821-usb_fixes_vdda-v1-v1-0-0c213062165f@foss.st.com > > To: Rob Herring > To: Krzysztof Kozlowski > To: Conor Dooley > To: Maxime Coquelin > To: Alexandre Torgue > To: Greg Kroah-Hartman > To: Catalin Popescu > Cc: devicetree@vger.kernel.org > Cc: linux-stm32@st-md-mailman.stormreply.com > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-kernel@vger.kernel.org > > --- > Fabrice Gasnier (3): > ARM: dts: stm32: fix vdda supply for onboard hub on stm32mp15 DK boards > ARM: dts: stm32: fix vdda supply for onboard hub on stm32mp157c-ev1 > ARM: dts: stm32: fix vdda supply for onboard hub on stm32mp135f-dk > > arch/arm/boot/dts/st/stm32mp135f-dk.dts | 1 + > arch/arm/boot/dts/st/stm32mp157c-ev1.dts | 1 + > arch/arm/boot/dts/st/stm32mp157f-dk2-scmi.dtsi | 1 + > arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi | 1 + > 4 files changed, 4 insertions(+) > --- > base-commit: 8d3ae59288f1e7d58d76558a6ee96d533bc5019f > change-id: 20260821-usb_fixes_vdda-v1-0e5eea790b2a > > Best regards, > -- > Fabrice Gasnier > Series applied on stm32-next. Regards Alex