From nobody Tue Feb 10 12:42:37 2026 Received: from cstnet.cn (smtp84.cstnet.cn [159.226.251.84]) (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 13B9644B69F; Tue, 20 Jan 2026 14:33:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.84 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768919598; cv=none; b=poEspiX8XqWOnLi4af/CbTNsLVJO2qjRYi0yWuGxJ1EoVcNZtt2eKH6Rk+bTCVcUkE70O6zrr2hYnEvR0VLqjcD37WdU9XqKnNl+Y5nJqeEIdwgU2Sg3MjB90ur3d+0VZMlW7ivHWTmMBY/Wgf2vl/xRIQ/lzH/1qo0TDM7fs5U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768919598; c=relaxed/simple; bh=y3j7a8AHlwqdtV7We7unMDy7szHzimBFoijdXbjyjJU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=P6wBRIXI3YffaEa5l0A1PXEOgNc0bNrrTrR2eTt/3C19L0fqMca9lItbfro2Wt998DHL4oQEKR794nyiOWQVORWP93z0fXVvHeDFcBNhvcEz0v338bwaYBYMnCvTaaclkIfhAnL9RI8BPETPuPEF1nX/NuYtZew6tWlTLAMXbkc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=isrc.iscas.ac.cn; spf=pass smtp.mailfrom=isrc.iscas.ac.cn; arc=none smtp.client-ip=159.226.251.84 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=isrc.iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=isrc.iscas.ac.cn Received: from duge-virtual-machine (unknown [183.192.221.134]) by APP-05 (Coremail) with SMTP id zQCowACn_hESkm9p+zDJBQ--.5466S6; Tue, 20 Jan 2026 22:32:55 +0800 (CST) From: Jiayu Du To: vkoul@kernel.org, gregkh@linuxfoundation.org, conor@kernel.org Cc: neil.armstrong@linaro.org, robh@kernel.org, krzk+dt@kernel.org, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, jiayu.riscv@isrc.iscas.ac.cn, linux-phy@lists.infradead.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 4/4] riscv: dts: canaan: Add syscon and USB nodes for K230 Date: Tue, 20 Jan 2026 22:32:43 +0800 Message-ID: <20260120143243.71937-5-jiayu.riscv@isrc.iscas.ac.cn> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260120143243.71937-1-jiayu.riscv@isrc.iscas.ac.cn> References: <20260120143243.71937-1-jiayu.riscv@isrc.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: zQCowACn_hESkm9p+zDJBQ--.5466S6 X-Coremail-Antispam: 1UD129KBjvJXoW7tF1xZr1fCrykZF47JFy5Jwb_yoW8tw4xp3 srCFZ8Gr93Wr4S93Wak348KFyfGF4kGFyfWrn8AryUGr4UZas09w1fJ34fXFyUXw47J3y2 kasYqryxKF4jyw7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUmS14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_JFI_Gr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr 1UM28EF7xvwVC2z280aVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJVWx Jr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2I x0cI8IcVAFwI0_JrI_JrylYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8 JwACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2 ka0xkIwI1lc7CjxVAaw2AFwI0_Jw0_GFyl42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Y z7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zV AF1VAY17CE14v26r4a6rW5MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_JFI_Gr1l IxAIcVC0I7IYx2IY6xkF7I0E14v26F4j6r4UJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF 4lIxAIcVC2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8Jr0_Cr1UYxBI daVFxhVjvjDU0xZFpf9x0JUWMKtUUUUU= X-CM-SenderInfo: 5mld534oul2uny6l223fol2u1dvotugofq/ Content-Type: text/plain; charset="utf-8" Add top syscon and USB PHY subdevice nodes, USB0/USB1 dwc2 controller to K230 DTSI, and enable UART0 and USB0/USB1 in DshanPI DT. Signed-off-by: Jiayu Du --- .../boot/dts/canaan/k230-canmv-dshanpi.dts | 17 +++++++++ arch/riscv/boot/dts/canaan/k230.dtsi | 35 +++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/arch/riscv/boot/dts/canaan/k230-canmv-dshanpi.dts b/arch/riscv= /boot/dts/canaan/k230-canmv-dshanpi.dts index 4f95b534ee87..55197cfc25b4 100644 --- a/arch/riscv/boot/dts/canaan/k230-canmv-dshanpi.dts +++ b/arch/riscv/boot/dts/canaan/k230-canmv-dshanpi.dts @@ -80,3 +80,20 @@ &uart0 { pinctrl-0 =3D <&uart0_pins>; status =3D "okay"; }; + +&usb0 { + vusb_d-supply =3D <&vdd_3v3>; + vusb_a-supply =3D <&vdd_1v8>; + status =3D "okay"; +}; + +&usb1 { + dr_mode =3D "host"; + vusb_d-supply =3D <&vdd_3v3>; + vusb_a-supply =3D <&vdd_1v8>; + status =3D "okay"; +}; + +&usbphy { + status =3D "okay"; +}; diff --git a/arch/riscv/boot/dts/canaan/k230.dtsi b/arch/riscv/boot/dts/can= aan/k230.dtsi index 8ca5c7dee427..b369b7d8dc83 100644 --- a/arch/riscv/boot/dts/canaan/k230.dtsi +++ b/arch/riscv/boot/dts/canaan/k230.dtsi @@ -148,5 +148,40 @@ uart4: serial@91404000 { reg-shift =3D <2>; status =3D "disabled"; }; + + usb0: usb@91500000 { + compatible =3D "canaan,k230-usb", "snps,dwc2"; + reg =3D <0x0 0x91500000 0x0 0x40000>; + interrupts =3D <173 IRQ_TYPE_LEVEL_HIGH>; + clocks =3D <&sysclk K230_HS_USB0_AHB_GATE>; + clock-names =3D "otg"; + g-rx-fifo-size =3D <512>; + g-np-tx-fifo-size =3D <64>; + g-tx-fifo-size =3D <512 1024 64 64 64 64>; + phys =3D <&usbphy 0>; + phy-names =3D "usb2-phy"; + status =3D "disabled"; + }; + + usb1: usb@91540000 { + compatible =3D "canaan,k230-usb", "snps,dwc2"; + reg =3D <0x0 0x91540000 0x0 0x40000>; + interrupts =3D <174 IRQ_TYPE_LEVEL_HIGH>; + clocks =3D <&sysclk K230_HS_USB1_AHB_GATE>; + clock-names =3D "otg"; + g-rx-fifo-size =3D <512>; + g-np-tx-fifo-size =3D <64>; + g-tx-fifo-size =3D <512 1024 64 64 64 64>; + phys =3D <&usbphy 1>; + phy-names =3D "usb2-phy"; + status =3D "disabled"; + }; + + usbphy: usb-phy@91585000 { + compatible =3D "canaan,k230-usb-phy"; + reg =3D <0x0 0x91585000 0x0 0x400>; + #phy-cells =3D <1>; + status =3D "disabled"; + }; }; }; --=20 2.52.0