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Thu, 7 May 2026 03:36:15 +0000 From: Gray Huang To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, nick@khadas.com, Gray Huang Subject: [PATCH v3 1/2] arm64: dts: rockchip: Enable USB for Khadas Edge 2L Date: Thu, 7 May 2026 11:35:40 +0800 Message-Id: <20260507033541.2576335-2-gray.huang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260507033541.2576335-1-gray.huang@wesion.com> References: <20260507033541.2576335-1-gray.huang@wesion.com> X-ClientProxiedBy: TP0P295CA0028.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:5::8) To JH0PR03MB8617.apcprd03.prod.outlook.com (2603:1096:990:91::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: JH0PR03MB8617:EE_|SE3PR03MB9965:EE_ X-MS-Office365-Filtering-Correlation-Id: 2931dcf5-808e-41e1-275e-08deabe9caf5 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024|52116014|18002099003|22082099003|38350700014|56012099003; 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X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org The Khadas Edge 2L board provides one USB 3.0 Host port and one USB 2.0 port (connected via an internal hub). Enable the corresponding DWC3 controllers and PHYs. Signed-off-by: Gray Huang --- .../dts/rockchip/rk3576-khadas-edge-2l.dts | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts index e7fe22eb31a3..0c55ff5331ce 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts +++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts @@ -30,6 +30,29 @@ hdmi_con_in: endpoint { }; }; + vcc5v0_device: regulator-vcc5v0-device { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_device"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + vcc5v0_host: regulator-vcc5v0-host { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_host"; + regulator-boot-on; + regulator-always-on; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + enable-active-high; + gpio = <&gpio2 RK_PD3 GPIO_ACTIVE_HIGH>; + vin-supply = <&vcc5v0_device>; + pinctrl-names = "default"; + pinctrl-0 = <&usb_host_pwren>; + }; + vcc_sys: regulator-vcc5v0-sys { compatible = "regulator-fixed"; regulator-name = "vcc_sys"; @@ -78,6 +101,10 @@ &combphy0_ps { status = "okay"; }; +&combphy1_psu { + status = "okay"; +}; + &cpu_l0 { cpu-supply = <&vdd_cpu_lit_s0>; }; @@ -531,6 +558,12 @@ pcie0_rst: pcie0-rst { }; }; + usb { + usb_host_pwren: usb-host-pwren { + rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + wifi { wifi_reg_on: wifi-reg-on { rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>; @@ -552,10 +585,24 @@ &sdhci { status = "okay"; }; +&u2phy1 { + status = "okay"; +}; + +&u2phy1_otg { + phy-supply = <&vcc5v0_host>; + status = "okay"; +}; + &uart0 { status = "okay"; }; +&usb_drd1_dwc3 { + dr_mode = "host"; + status = "okay"; +}; + &vop { status = "okay"; }; -- 2.34.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip