From nobody Wed Apr 8 04:37:53 2026 Received: from cstnet.cn (smtp81.cstnet.cn [159.226.251.81]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 98C363BF668; Tue, 10 Mar 2026 16:19:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.81 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773159555; cv=none; b=kNHDRecUYJbSvsNDE+MaPhLcZDGRGkamen5Rg6iM4u9FAc42dVbKGgaJcQjGFdqMNFLF2Z41zbT6HV09BIDEvZ4JopVw/NdrNjf3ScYfliraepApD7z58hUF4xlQXu0DOff7FHlZO/jcn1/ePtvW/TAc05vMxN7x3F/J+2NnyyA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773159555; c=relaxed/simple; bh=R2G03XJ4LW0AnjMbZNdWNj0neh69EqlHLQcaDRDsD+M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IvNZmXt0gMfPLLk1WgGeE8howvoh2CWpZlfEIj2ibxMD7AzWScKYSFnTd69QR9+na5Oxc7JpfoOyTMiKd0n5NzO5iQxhmRq4oGQLtZ8/Q7OIJH1iIn5oreTNNmX+aI2q20tICG4tf4TgyEPL2PDalVsGwWVtZCk6LNwvLmjn4ZE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from localhost.localdomain (unknown [223.166.92.103]) by APP-03 (Coremail) with SMTP id rQCowAB3lNtwRLBpMRBECg--.1611S6; Wed, 11 Mar 2026 00:18:59 +0800 (CST) From: Han Gao 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, Han Gao , Han Gao Subject: [PATCH v2 4/4] riscv: dts: spacemit: Enable USB3.0/PCIe on OrangePi RV2 Date: Wed, 11 Mar 2026 00:18:53 +0800 Message-ID: <20260310161853.3900605-5-gaohan@iscas.ac.cn> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260310161853.3900605-1-gaohan@iscas.ac.cn> References: <20260310161853.3900605-1-gaohan@iscas.ac.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: rQCowAB3lNtwRLBpMRBECg--.1611S6 X-Coremail-Antispam: 1UD129KBjvJXoWxAw1rJrWxArWxuFyxGryUJrb_yoW5ZFWrpF 17Wrsa9a4rAryfKw45Wa4Iga1rWr1vka95Cwn5Zr48GF4qga4q9rn7Ar1rAF1rWr48X3y3 AFW2yFy8KF12g3DanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUmI14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr 1UM28EF7xvwVC2z280aVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4j6r4U JwAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7 IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4U M4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2 kIc2xKxwCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkE bVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67 AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI 42IY6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCw CI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnI WIevJa73UjIFyTuYvjfUOyIUUUUUU X-CM-SenderInfo: xjdrxt3q6l2u1dvotugofq/1tbiDAgCDGmwM1AtDgAAsT Content-Type: text/plain; charset="utf-8" Enable the DWC3 USB 3.0 controller and its associated usbphy2 on the OrangePi RV2 board. The board utilizes a Genesys Logic GL3523 hub, which requires two separate power supplies: one VBUS and one for hub itself. Add two GPIO-controlled fixed-regulators to manage this. Define a 3.3v fixed voltage regulator to be used by PCIe on OPi RV2. Define PCIe and PHY-related Device Tree nodes for the OPi RV2. Signed-off-by: Han Gao --- .../boot/dts/spacemit/k1-orangepi-rv2.dts | 90 +++++++++++++++++++ 1 file changed, 90 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/= boot/dts/spacemit/k1-orangepi-rv2.dts index 1f08a2713345..fa30f8ba5c77 100644 --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts @@ -23,6 +23,15 @@ chosen { stdout-path =3D "serial0"; }; =20 + pcie_vcc_3v3: regulator-pcie-vcc3v3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "PCIE_VCC3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio K1_GPIO(116) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_dc_in: regulator-dc-in-12v { compatible =3D "regulator-fixed"; regulator-name =3D "dc_in_12v"; @@ -42,6 +51,24 @@ reg_vcc_4v: regulator-vcc-4v { vin-supply =3D <®_dc_in>; }; =20 + regulator-usb3-vbus-5v { + compatible =3D "regulator-fixed"; + regulator-name =3D "USB30_VBUS"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + gpio =3D <&gpio K1_GPIO(97) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + usb3_hub_5v: regulator-usb3-hub-5v { + compatible =3D "regulator-fixed"; + regulator-name =3D "USB30_HUB"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + gpio =3D <&gpio K1_GPIO(123) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + leds { compatible =3D "gpio-leds"; =20 @@ -54,6 +81,10 @@ led1 { }; }; =20 +&combo_phy { + status =3D "okay"; +}; + ð0 { phy-handle =3D <&rgmii0>; phy-mode =3D "rgmii-id"; @@ -230,8 +261,67 @@ dldo7 { }; }; =20 +&pcie1_phy { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pcie1_3_cfg>; + status =3D "okay"; +}; + +&pcie1_port { + phys =3D <&pcie1_phy>; + vpcie3v3-supply =3D <&pcie_vcc_3v3>; +}; + +&pcie1 { + vpcie3v3-supply =3D <&pcie_vcc_3v3>; + status =3D "okay"; +}; + +&pcie2_phy { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pcie2_4_cfg>; + status =3D "okay"; +}; + +&pcie2_port { + phys =3D <&pcie2_phy>; + vpcie3v3-supply =3D <&pcie_vcc_3v3>; +}; + +&pcie2 { + vpcie3v3-supply =3D <&pcie_vcc_3v3>; + status =3D "okay"; +}; + &uart0 { pinctrl-names =3D "default"; pinctrl-0 =3D <&uart0_2_cfg>; status =3D "okay"; }; + +&usbphy2 { + status =3D "okay"; +}; + +&usb_dwc3 { + dr_mode =3D "host"; + #address-cells =3D <1>; + #size-cells =3D <0>; + status =3D "okay"; + + hub_2_0: hub@1 { + compatible =3D "usb5e3,610"; + reg =3D <0x1>; + vdd-supply =3D <&usb3_hub_5v>; + peer-hub =3D <&hub_3_0>; + reset-gpios =3D <&gpio K1_GPIO(124) GPIO_ACTIVE_LOW>; + }; + + hub_3_0: hub@2 { + compatible =3D "usb5e3,620"; + reg =3D <0x2>; + vdd-supply =3D <&usb3_hub_5v>; + peer-hub =3D <&hub_2_0>; + reset-gpios =3D <&gpio K1_GPIO(124) GPIO_ACTIVE_LOW>; + }; +}; --=20 2.47.3