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Fri, 03 Apr 2026 04:36:37 -0700 (PDT) Received: from archriscv ([45.112.0.200]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35de6860cfbsm957599a91.6.2026.04.03.04.36.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Apr 2026 04:36:36 -0700 (PDT) From: Anand Moon To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-riscv@lists.infradead.org (open list:RISC-V SPACEMIT SoC Support), spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC Support), linux-kernel@vger.kernel.org (open list) Cc: Anand Moon Subject: [PATCH linux-next v1 0/3] spacemit: k1-bananapi-f3: Fix the power source of USB3 nodes Date: Wed, 25 Mar 2026 13:46:07 +0530 Message-ID: <20260325081700.1502-1-linux.amoon@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Following changes fix the power source of USB 3 on K1-Bananapi-F3 development board. Bananapi F3 schematics. [1] https://drive.google.com/file/d/19iLJ5xnCB_oK8VeQjkPGjzAn39WYyylv/view (page 24) Use this patch now we can enable USB hub [2] https://lore.kernel.org/all/20260326100010.3588454-2-amadeus@jmu.edu.cn/ check regulator_summary for more details $ cat /sys/kernel/debug/regulator/regulator_summary dc_in_12v 3 2 0 unknown 12000mV 0mA 12000mV 12000mV vcc5v0_sys 3 2 0 unknown 5000mV 0mA 5000mV 5000mV 5V_VBUS 2 1 0 unknown 5000mV 0mA 5000mV 5000mV c0a00000.usb:hub@1-vdd 1 0mA 0mV 0mV VCC5V0_HUB 2 1 0 unknown 5000mV 0mA 5000mV 5000mV c0a00000.usb-vbus 1 0mA 0mV 0mV vcc_4v 1 0 0 unknown 4000mV 0mA 4000mV 4000mV Thanks -Anand Anand Moon (3): riscv: dts: spacemit: k1-bananapi-f3: Add vcc5v0_sys regulator for Banana Pi F3 riscv: dts: spacemit: k1-bananapi-f3: Update USB regulator on onboard usb and lable riscv: dts: spacemit: k1-bananapi-f3: Correct USB hub power hierarchy .../boot/dts/spacemit/k1-bananapi-f3.dts | 24 +++++++++++++++---- 1 file changed, 19 insertions(+), 5 deletions(-) base-commit: cc13002a9f984d37906e9476f3e532a8cdd126f5 -- 2.53.0