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[89.182.137.143]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45055d36dacsm5398891f8f.32.2026.05.05.09.06.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 May 2026 09:06:30 -0700 (PDT) From: Andre Heider To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 4/6] riscv: dts: spacemit: k1-musepi-pro: enable USB 3 ports Date: Tue, 5 May 2026 18:06:18 +0200 Message-ID: <20260505160623.1369347-5-a.heider@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260505160623.1369347-1-a.heider@gmail.com> References: <20260505160623.1369347-1-a.heider@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 Enable the DWC3 USB 3.0 controller, its associated combo_phy (USB 3 PHY) and usbphy2 (USB 2 PHY) on the MusePi Pro board. The board uses a VLI VL817 hub, providing four ports. Signed-off-by: Andre Heider --- .../riscv/boot/dts/spacemit/k1-musepi-pro.dts | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts index 32599082b3c36..869172d23e259 100644 --- a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts +++ b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts @@ -54,6 +54,28 @@ reg_vcc_5v0_sys: regulator-vcc5v0-sys { regulator-always-on; vin-supply = <®_usb_vbus>; }; + + reg_5v_vbus: regulator-5v-vbus { + compatible = "regulator-fixed"; + regulator-name = "5V_VBUS"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + vin-supply = <®_vcc_5v0_sys>; + gpio = <&gpio K1_GPIO(79) GPIO_ACTIVE_HIGH>; /* USB3_PWREN */ + enable-active-high; + }; + + reg_vcc5v_hub: regulator-vcc5v-hub { + compatible = "regulator-fixed"; + regulator-name = "VCC5V0_HUB"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + vin-supply = <®_vcc_5v0_sys>; + gpio = <&gpio K1_GPIO(127) GPIO_ACTIVE_HIGH>; /* HUB_PWREN */ + enable-active-high; + }; }; &emmc { @@ -66,6 +88,10 @@ &emmc { status = "okay"; }; +&combo_phy { + status = "okay"; +}; + ð0 { phy-handle = <&rgmii0>; phy-mode = "rgmii-id"; @@ -295,3 +321,31 @@ &uart0 { pinctrl-names = "default"; status = "okay"; }; + +&usbphy2 { + status = "okay"; +}; + +&usb_dwc3 { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + vbus-supply = <®_5v_vbus>; + status = "okay"; + + hub_2_0: hub@1 { + compatible = "usb2109,2817"; + reg = <0x1>; + vdd-supply = <®_vcc5v_hub>; + peer-hub = <&hub_3_0>; + reset-gpios = <&gpio K1_GPIO(123) GPIO_ACTIVE_LOW>; /* HUB_RST */ + }; + + hub_3_0: hub@2 { + compatible = "usb2109,817"; + reg = <0x2>; + vdd-supply = <®_vcc5v_hub>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio K1_GPIO(123) GPIO_ACTIVE_LOW>; /* HUB_RST */ + }; +}; -- 2.53.0