From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from hall.aurel32.net (hall.aurel32.net [195.154.119.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9273D3A5422; Mon, 31 Aug 2026 04:45:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.154.119.183 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788151556; cv=none; b=F4ZSBTGivQaEK8TFiIMFIxtMYcm2ca2QnI6jKf4LKvvmE1OEvKa6EJBaTfkYFRtjxnR54OGxjH0ByoXr9A3cwr2oveOvnr+r+9umSL6KsCtM3Lo7h33gofgA9ommUoBSdhquLnxQ5m73FvFENkpdwqlcPWMF4gyx1wuliNRp5mo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788151556; c=relaxed/simple; bh=8hsM7uEsdW9wHrV81u1kOderp6KDML/E1j9rjZQUchk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ox7+iKxULGNvmDh/rHXsS+tlyPj6z60m69kopW/qCqvjVMOhZiMHPyP4J3BC0cOb67oYjSt49w2f1ZsGdyXP3cihS1z3Yt3ERX2UienZqlsk1+v3+mt1t60dcXjpCV0dDsfjsmrjYUykJrQCgfS45+DxTs9ebKSaJNMeglQs6fc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=aurel32.net; spf=pass smtp.mailfrom=aurel32.net; dkim=pass (2048-bit key) header.d=aurel32.net header.i=@aurel32.net header.b=gzdNhHYY; arc=none smtp.client-ip=195.154.119.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=aurel32.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aurel32.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=aurel32.net header.i=@aurel32.net header.b="gzdNhHYY" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=aurel32.net ; s=202004.hall; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Content-Type:From:Reply-To: Subject:Content-ID:Content-Description:X-Debbugs-Cc; bh=nPsllQ14yICJboie4pbgD9p7PzTM/mzFbU+8jrVYCwU=; b=gzdNhHYYv9Qz2/EAIciMLxfzh7 5ZDIjLV4v+qqwJFt/lAv07CAplPIx4MKauOFw9l1yJ6LJmsb90ZbhL2mFE5NdpCi4gq7+O2GKvrVI 2yezOYshcv6obWqrXfEI8pMWltbTF06DqcVD0c5MfHw+uJAbY4I8RQeZAaePQ+5m9c0+u5m9OAIYc ifrPSJR3+oKKigObMTEBaG6UDglY+w0QRxsBl0DiAWaMLiZGRE4re4JeyJ4MU9no9hGI1mJ9i69I+ NRtIjMOJkF23ZJeBNrX/nFw0ys4tAxFUaAqsQclVFOTdbll2djh6lVCG7Fc9exaZQQCPNI9qCI/3C ZFji2DtQ==; Received: from authenticated user by hall.aurel32.net with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1x0tu3-0000000Ape4-0cLQ; Mon, 31 Aug 2026 06:45:51 +0200 From: Aurelien Jarno To: linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Yixun Lan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: Aurelien Jarno , Anirudh Srinivasan , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-riscv@lists.infradead.org (open list:RISC-V ARCHITECTURE), spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC Support) Subject: [PATCH v3 2/5] riscv: dts: spacemit: k3: add USB3 B and C controllers for Pico-ITX board Date: Mon, 31 Aug 2026 06:44:22 +0200 Message-ID: <20260831044540.3304350-3-aurelien@aurel32.net> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260831044540.3304350-1-aurelien@aurel32.net> References: <20260831044540.3304350-1-aurelien@aurel32.net> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The SpacemiT K3 has 4 USB3 controllers labelled A to D. On the K3 Pico-ITX board, the controllers B and C are used in USB2 mode only respectively for the M.2 B-Key slot and for the RTL8852BE Bluetooth controller. Add the two controller nodes. On the K3 Pico-ITX board, enable the controllers nodes and add the two corresponding USB2 PHY nodes. Tested-by: Anirudh Srinivasan Signed-off-by: Aurelien Jarno --- arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 22 +++++++ arch/riscv/boot/dts/spacemit/k3.dtsi | 60 ++++++++++++++++++++ 2 files changed, 82 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts index 0a6f669d509a9..5aa6fa89cab58 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts @@ -323,6 +323,28 @@ &usb2_phy { status = "okay"; }; +&usb3b { + phys = <&usb3b_u2phy>; + phy-names = "usb2-phy"; + maximum-speed = "high-speed"; + status = "okay"; +}; + +&usb3b_u2phy { + status = "okay"; +}; + +&usb3c { + phys = <&usb3c_u2phy>; + phy-names = "usb2-phy"; + maximum-speed = "high-speed"; + status = "okay"; +}; + +&usb3c_u2phy { + status = "okay"; +}; + &usb3d_u2phy { status = "okay"; }; diff --git a/arch/riscv/boot/dts/spacemit/k3.dtsi b/arch/riscv/boot/dts/spacemit/k3.dtsi index 6f8d55eae6f6b..55b00c0f429f7 100644 --- a/arch/riscv/boot/dts/spacemit/k3.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3.dtsi @@ -441,6 +441,66 @@ soc: soc { dma-noncoherent; ranges; + usb3b: usb@81400000 { + compatible = "spacemit,k3-dwc3"; + reg = <0x0 0x81400000 0x0 0x10000>; + interrupts = <125 IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&saplic>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTB_BUS>; + clock-names = "usbdrd30"; + resets = <&syscon_apmu RESET_APMU_USB3_B_AHB>, + <&syscon_apmu RESET_APMU_USB3_B_VCC>, + <&syscon_apmu RESET_APMU_USB3_B_PHY>; + reset-names = "ahb", "vcc", "phy"; + phy_type = "utmi"; + snps,dis_enblslpm_quirk; + snps,dis_u2_susphy_quirk; + snps,dis_u3_susphy_quirk; + snps,dis-del-phy-power-chg-quirk; + snps,dis-tx-ipgap-linecheck-quirk; + snps,parkmode-disable-ss-quirk; + dr_mode = "host"; + status = "disabled"; + }; + + usb3b_u2phy: phy@81500000 { + compatible = "spacemit,k3-usb2-phy"; + reg = <0x0 0x81500000 0x0 0x200>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTB_BUS>; + #phy-cells = <0>; + status = "disabled"; + }; + + usb3c: usb@81700000 { + compatible = "spacemit,k3-dwc3"; + reg = <0x0 0x81700000 0x0 0x10000>; + interrupts = <148 IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&saplic>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTC_BUS>; + clock-names = "usbdrd30"; + resets = <&syscon_apmu RESET_APMU_USB3_C_AHB>, + <&syscon_apmu RESET_APMU_USB3_C_VCC>, + <&syscon_apmu RESET_APMU_USB3_C_PHY>; + reset-names = "ahb", "vcc", "phy"; + phy_type = "utmi"; + snps,dis_enblslpm_quirk; + snps,dis_u2_susphy_quirk; + snps,dis_u3_susphy_quirk; + snps,dis-del-phy-power-chg-quirk; + snps,dis-tx-ipgap-linecheck-quirk; + snps,parkmode-disable-ss-quirk; + dr_mode = "host"; + status = "disabled"; + }; + + usb3c_u2phy: phy@81800000 { + compatible = "spacemit,k3-usb2-phy"; + reg = <0x0 0x81800000 0x0 0x200>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTC_BUS>; + #phy-cells = <0>; + status = "disabled"; + }; + usb3d: usb@81a00000 { compatible = "spacemit,k3-dwc3"; reg = <0x0 0x81a00000 0x0 0x10000>; -- 2.53.0