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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 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