From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 964C9C5DF85 for ; Wed, 19 Aug 2026 16:21:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=i5WMfN5N6WNx2DQ6Olzre8nPVcA0lXJZppYeH4iIstk=; b=AkIYulrTx894a+ 1Xhq43iYe05hS9nqXC7093fSSfK1A9lC5C3+zhKHuJK+qzCQRbBUSkweckiVmrL3UdYCpyLY0iDfQ i3DYf/TJsVXsAkevBdbNM5Z+27KzKSOUMJl8pk14k3r2SEMWsULLEzOuErVlM28DwvrWzjQJ3Q4qa Pvtp76Xu7KI674Ad6jrO6PcpSXNq86x9saOZygshGN+/juoPAHXe8r0KR7lBeqe8XCLBScLEjlBFR lhJ+4P+rcA8+TbPxYzUxmdzN/CYNExxB5PQNelboss3UNgENOQMZbQXTtkzB/K/tmgzWCKEzzry0o 28ViO6aIM6eu/x5epiyw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wwj2s-0000000AAK6-1I76; Wed, 19 Aug 2026 16:21:42 +0000 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wwj2m-0000000AAGU-3qXk for linux-riscv@lists.infradead.org; Wed, 19 Aug 2026 16:21:39 +0000 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=QJLmJKXlE0uHAoUkROK+QmZzPN8vgfWXVTQRcLqVJeE=; b=qvSF710ZuZB6YQM6qKC1AGm68Z y7QRxDzqUxBL4GW669WZ4+sTsCRuRdF+qBkKw8zonGifhp7FgrNwLMnpuP8maO33FUQ6L2hnUzPdy K3xk5mE6vS+sMqOh+FUOnr9ZjvwCIngiAl6UHlJtGaRCuhpkYqRNUbITQE7oCvHnxCu5iv8Tp4Bme RRFlTXajm5q1HYnvYSWmt8cGWvG9ooLwXuhBtiSfGyH+lS55RZCcWbo3pErGDND+Oo4vQZEOp22YL MkK7BFGhGpLHzcmaDZQCnRL8jllMOe6IOlXDCaDEWiTurDRr6cx5fmV2ctwZg4Ikh80U8rwmtig1+ HfCtx1kA==; 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 1wwj2c-0000000D4km-3jeK; Wed, 19 Aug 2026 18:21:26 +0200 From: Aurelien Jarno To: linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan 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: Wed, 19 Aug 2026 18:15:43 +0200 Message-ID: <20260819162115.2252812-3-aurelien@aurel32.net> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260819162115.2252812-1-aurelien@aurel32.net> References: <20260819162115.2252812-1-aurelien@aurel32.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260819_092137_019393_EB4456CE X-CRM114-Status: UNSURE ( 8.73 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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, the two corresponding USB2 PHY nodes, and enable them on the K3 Pico-ITX board. Tested-by: Anirudh Srinivasan Signed-off-by: Aurelien Jarno --- arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 18 ++++++ arch/riscv/boot/dts/spacemit/k3.dtsi | 64 ++++++++++++++++++++ 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 171bd2f40aa6..e932e464e645 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts @@ -323,6 +323,24 @@ &usb2_phy { status = "okay"; }; +&usb3b { + maximum-speed = "high-speed"; + status = "okay"; +}; + +&usb3b_u2phy { + status = "okay"; +}; + +&usb3c { + 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 3e24054d2084..f885e2b4207b 100644 --- a/arch/riscv/boot/dts/spacemit/k3.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3.dtsi @@ -441,6 +441,70 @@ 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"; + phys = <&usb3b_u2phy>; + phy-names = "usb2-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"; + phys = <&usb3c_u2phy>; + phy-names = "usb2-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 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv