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Thu, 22 May 2025 10:25:59 -0700 (PDT) From: Anand Moon To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Greg Kroah-Hartman , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Amlogic Meson SoC support), linux-amlogic@lists.infradead.org (open list:ARM/Amlogic Meson SoC support), linux-kernel@vger.kernel.org (open list) Cc: Anand Moon , Wayne Schroeder Subject: [PATCH v3 2/2] arm64: dts: amlogic: Adjust USB PHY power supply references Date: Thu, 22 May 2025 22:55:32 +0530 Message-ID: <20250522172535.302064-2-linux.amoon@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250522172535.302064-1-linux.amoon@gmail.com> References: <20250522172535.302064-1-linux.amoon@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit According to the Odroid-N2 schematics, the micro-USB phy is powered via a gpio-controlled regulator PWREN, updates the phy-supply to correctly assign the power supply for usb2_phy. Additionally, the USB3 combo port, which connects to the onboard 4-port USB hub, is powered by the main VCC_5V rail. Updated the phy-supply to correctly assign vcc_5v for the USB controller node. These changes ensure accurate power supply configuration for USB components, improving hardware compatibility and power management. Signed-off-by: Anand Moon --- new patch --- arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 2 +- arch/arm64/boot/dts/amlogic/meson-g12b-odroid.dtsi | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index ad959f8bc1acd..9d63ab82302eb 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi @@ -310,7 +310,7 @@ &toacodec { }; &usb { - vbus-supply = <&usb_pwr_en>; + phy-supply = <&vcc_5v>; }; &usb2_phy1 { diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid.dtsi index 7e8964bacfce7..b105a8ae2fec6 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid.dtsi @@ -437,5 +437,5 @@ &usb { }; &usb2_phy0 { - phy-supply = <&vcc_5v>; + phy-supply = <&usb_pwr_en>; }; -- 2.49.0