From nobody Sun Feb 8 05:37:05 2026 Received: from out-185.mta0.migadu.com (out-185.mta0.migadu.com [91.218.175.185]) (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 4110735966 for ; Sun, 11 Jan 2026 06:41:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.185 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113689; cv=none; b=hBA0zrw1rwpQT7aZawzSbaqxaZ3vVVEdERhE4dRSTV5exWGDN6/6NkGnoqiOi1rn6BGyfs058NaPXlxlODcFaCm1ultnaw1eliYleLFU2chF2FfNDaC+heStaUmmssqVVXjAHP46GzdHmj/8eTnS/SDcGi+GYBrIzJ3lEUi12FA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113689; c=relaxed/simple; bh=OkFD2HGSr1MsKeR9yPZO9Cd8GOid74MlNIlt7D1ODFU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=gInDPpnWJyaW2azBeX7Oa3rhYrjdY0opjfiiX/hnlomPu817lI0cltKnrdVOh4YNu9td1SHgXblb7Ect1P4zXX8U0RlC/G2u3gnS17eAj3fpcolAzEho8ijB0/vWo5g6NJ6/Ulp5PMCSQ8mXTqwWeCYQyuzApWjteTIMw4By+Hg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=SaTvT6Kr; arc=none smtp.client-ip=91.218.175.185 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="SaTvT6Kr" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1768113685; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=566hMGT2wOOA5i+sdnfFimS5EhXjb0N0TBNQUsy89Yo=; b=SaTvT6KrPH5cmadrgS7Fw5PtEBY2Fp8TWmc95KdgXXACnE3+nV98WMI40Rtc8iDsQOJu90 pzz+WIc0lVx9hE5Vkg+JEQmKP/CFjkdNNQ88RUi3SzE1DFtSadUuPKdwLrp+7O/LXrTFbN IE7KN5FOmYdeIAv766qYJWHfNduDCCg= From: Ze Huang Date: Sun, 11 Jan 2026 14:41:02 +0800 Subject: [PATCH v3 1/3] riscv: dts: spacemit: Add USB2 PHY node for K1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260111-k1-usb3dts-v2-v3-1-f5ebd546e904@linux.dev> References: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> In-Reply-To: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Ze Huang , Aurelien Jarno X-Developer-Signature: v=1; a=ed25519-sha256; t=1768113671; l=1040; i=huang.ze@linux.dev; s=20250705; h=from:subject:message-id; bh=OkFD2HGSr1MsKeR9yPZO9Cd8GOid74MlNIlt7D1ODFU=; b=ndsEwPbqczy5gANhQyfrkhX4hlhszRxEsjVbIagDSAlfPx861WOm8rxEXFnEI7JkrtReHKy+n 6j4mXBz/0i2CubvJn7FtYfkpp4rRMXWQweG/ezrNo2Q89IK597lSwvi X-Developer-Key: i=huang.ze@linux.dev; a=ed25519; pk=Kzc4PMu5PTo8eZZQ5xmTNL9jeXcQ9Wml0cs+vlQpBkg= X-Migadu-Flow: FLOW_OUT K1's DWC3 USB 3.0 controller requires two separate PHYs to function: the USB 3.0 combophy (for SuperSpeed) and a USB 2.0 PHY (for High-Speed, Full-Speed, etc.). Add node for this second USB 2.0 PHY (usbphy2). Tested-by: Aurelien Jarno Signed-off-by: Ze Huang Reviewed-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spa= cemit/k1.dtsi index 86d1db14e2ee..b44149f4f076 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -424,6 +424,14 @@ i2c5: i2c@d4013800 { status =3D "disabled"; }; =20 + usbphy2: phy@c0a30000 { + compatible =3D "spacemit,k1-usb2-phy"; + reg =3D <0x0 0xc0a30000 0x0 0x200>; + clocks =3D <&syscon_apmu CLK_USB30>; + #phy-cells =3D <0>; + status =3D "disabled"; + }; + combo_phy: phy@c0b10000 { compatible =3D "spacemit,k1-combo-phy"; reg =3D <0x0 0xc0b10000 0x0 0x1000>; --=20 2.52.0 From nobody Sun Feb 8 05:37:05 2026 Received: from out-185.mta0.migadu.com (out-185.mta0.migadu.com [91.218.175.185]) (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 B3CB521CC55 for ; Sun, 11 Jan 2026 06:41:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.185 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113696; cv=none; b=Qp8lFZD1qOy63lSbTyiExvLBkygi3Y9fUUssyIWn45l4WA2MbmVHf/xm+HKt2oejX/IXKcXmZIjq6UrpiMlXX2glbNJ0OraGtVgIkxJDNQ7WfCSazEN9wm2WoWCJH7hC8wLqMBxZFFAlXkAIzPPAuTWZHgH58ZasMBREm/huzbo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113696; c=relaxed/simple; bh=HZkN9hR2jiRoT5bv5LK/hpbCK9BnZnJ7CoVhUSI/eb0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=HldC3HTrKPKTh4fTtonGdrUwufpiiMh6jW9YSOFrYdrck5Nua+6n5SD9CrHCBUC/+hqoO8Mkap0ehB8UW0JK/Hy7fDk9Ty/LOV9M4doCQo0I3oWjYLrxgn4xsBjX3GxVUlD/pRJXp2z73PEVbVK3+CFAVr3UifIwkdkUggToWBo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=jqIfTj6b; arc=none smtp.client-ip=91.218.175.185 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="jqIfTj6b" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1768113693; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Oi6LsbmDb8inhEq8SGuocpOwkdm2plqw8DXlm9DfGJY=; b=jqIfTj6bN20MYKJV2iuyLGXOjP5x2l7u6pUthhMXPWV6dPcorRc7ILdi2m/O3eA06F3Hcl Sw4ecm4R8tdEoT/GT96ivbrncApTJPx4JYzP6A36B8h7CPhBGiXsVCJsL32CDuijNCxTQQ 30ZzYqaD3mSQvR0QdHDYD/JLDB3FJcE= From: Ze Huang Date: Sun, 11 Jan 2026 14:41:03 +0800 Subject: [PATCH v3 2/3] riscv: dts: spacemit: Add DWC3 USB 3.0 controller node for K1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260111-k1-usb3dts-v2-v3-2-f5ebd546e904@linux.dev> References: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> In-Reply-To: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Ze Huang , Aurelien Jarno X-Developer-Signature: v=1; a=ed25519-sha256; t=1768113671; l=1634; i=huang.ze@linux.dev; s=20250705; h=from:subject:message-id; bh=HZkN9hR2jiRoT5bv5LK/hpbCK9BnZnJ7CoVhUSI/eb0=; b=qOxvjMnCacTjIbo7wlXWoGGNL4BWa3URZzJLWNVbU4mDKv+swv8Qhcl+eMybhX/9bpklICgeZ Z3v8681Nu/kCAxMso++eMAfodlSSFV7bvXVolX4bsvZM80upEIQklqa X-Developer-Key: i=huang.ze@linux.dev; a=ed25519; pk=Kzc4PMu5PTo8eZZQ5xmTNL9jeXcQ9Wml0cs+vlQpBkg= X-Migadu-Flow: FLOW_OUT Add node for the Synopsys DWC3 USB 3.0 host controller on the K1 SoC. The controller resides on the 'storage-bus' and uses its DMA translations. Tested-by: Aurelien Jarno Signed-off-by: Ze Huang Reviewed-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spa= cemit/k1.dtsi index b44149f4f076..f40c2ce6d0b8 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -1162,6 +1162,30 @@ storage-bus { #size-cells =3D <2>; dma-ranges =3D <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>; =20 + usb_dwc3: usb@c0a00000 { + compatible =3D "spacemit,k1-dwc3"; + reg =3D <0x0 0xc0a00000 0x0 0x10000>; + clocks =3D <&syscon_apmu CLK_USB30>; + clock-names =3D "usbdrd30"; + interrupts =3D <125>; + phys =3D <&usbphy2>, <&combo_phy PHY_TYPE_USB3>; + phy-names =3D "usb2-phy", "usb3-phy"; + phy_type =3D "utmi"; + resets =3D <&syscon_apmu RESET_USB30_AHB>, + <&syscon_apmu RESET_USB30_VCC>, + <&syscon_apmu RESET_USB30_PHY>; + reset-names =3D "ahb", "vcc", "phy"; + reset-delay =3D <2>; + snps,hsphy_interface =3D "utmi"; + snps,dis_enblslpm_quirk; + snps,dis-u2-freeclk-exists-quirk; + snps,dis-del-phy-power-chg-quirk; + snps,dis_u2_susphy_quirk; + snps,dis_u3_susphy_quirk; + snps,dis_rxdet_inp3_quirk; + status =3D "disabled"; + }; + emmc: mmc@d4281000 { compatible =3D "spacemit,k1-sdhci"; reg =3D <0x0 0xd4281000 0x0 0x200>; --=20 2.52.0 From nobody Sun Feb 8 05:37:05 2026 Received: from out-180.mta0.migadu.com (out-180.mta0.migadu.com [91.218.175.180]) (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 B844522689C for ; Sun, 11 Jan 2026 06:41:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.180 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113703; cv=none; b=Oto1Pfs1raOpIDU+Fuff4Ot+edAhnDY8BYW8v+rVfUexXM+yqKVVwlhDjMtJhiMfbJU1SGERlHe+sgaGpjVZgyFrFPH/NI8McvixakmCwbs61ZuUFlhEVx+wZi76uzQzMzqCK4KBf20P9hlA9OIuXAQQKWmEMvAhyyoeI/e/284= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768113703; c=relaxed/simple; bh=OV3HDtkXKdNdbyJh/87CD3+Y37+Ppb3KYEbRVI7Yw3g=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=avHvXWNc6xAH2jU95QKswVOZziGbo5jM767ttNDq4gD/YodVXvVy/DamXTZpIlri5cu1kQZjAsXpXLPTo8QwsMuGEKx46odoMXMFUtPbfgjNLB91K2ZjGhE4fgqOJefWzJaJKW+OUhxq5T2knxe5+2qmFC/2H7ePP14OtZlmI6s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=DWpZXBqr; arc=none smtp.client-ip=91.218.175.180 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="DWpZXBqr" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1768113699; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YsfMkNLcCSESV8XTR6/jGWPS+9Mk6DJvmsfeb5LRsCE=; b=DWpZXBqrlpzInYX1mFIk3Dr9LS9kCGf5XIAaK7NPVvd85q2tWA0xSijDfqjO2P1kzktmQg VwBlv42q1kEiNZGJphD7exVB+lyfRq4lKJh2JYG8RvqpYguhvOAR5kiohNUAQu4iluou5a P9H7UClYyiBlbnSwk+9SYe3u/iRtdw0= From: Ze Huang Date: Sun, 11 Jan 2026 14:41:04 +0800 Subject: [PATCH v3 3/3] riscv: dts: spacemit: Enable USB3.0 on BananaPi-F3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260111-k1-usb3dts-v2-v3-3-f5ebd546e904@linux.dev> References: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> In-Reply-To: <20260111-k1-usb3dts-v2-v3-0-f5ebd546e904@linux.dev> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Ze Huang , Aurelien Jarno X-Developer-Signature: v=1; a=ed25519-sha256; t=1768113671; l=2061; i=huang.ze@linux.dev; s=20250705; h=from:subject:message-id; bh=OV3HDtkXKdNdbyJh/87CD3+Y37+Ppb3KYEbRVI7Yw3g=; b=7QmwbNwz411D6nDMUFDI2mnhaVs4CUMxhZAKO5UA9BbYQyRBTEXKxEAfL9vCH/BJ3wO7C+zpU ff5orXGkRvbArelOjDwlkCHJ2BAN2GMdASK9l3ULe9qSoIYQe0e9jQQ X-Developer-Key: i=huang.ze@linux.dev; a=ed25519; pk=Kzc4PMu5PTo8eZZQ5xmTNL9jeXcQ9Wml0cs+vlQpBkg= X-Migadu-Flow: FLOW_OUT Enable the DWC3 USB 3.0 controller and its associated usbphy2 on the Banana Pi F3 board. The board utilizes a VLI VL817 hub, which requires two separate power supplies: one VBUS and one for hub itself. Add two GPIO-controlled fixed-regulators to manage this. Tested-by: Aurelien Jarno Signed-off-by: Ze Huang Reviewed-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 46 +++++++++++++++++++++= ++++ 1 file changed, 46 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/b= oot/dts/spacemit/k1-bananapi-f3.dts index 3f10efd925dc..5971605754b3 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -59,6 +59,25 @@ reg_vcc_4v: vcc-4v { regulator-always-on; vin-supply =3D <®_dc_in>; }; + + usb3-vbus-5v { + compatible =3D "regulator-fixed"; + regulator-name =3D "USB30_VBUS"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + regulator-always-on; + gpio =3D <&gpio K1_GPIO(97) GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + usb3_hub_5v: 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; + }; }; =20 &combo_phy { @@ -313,3 +332,30 @@ &uart0 { 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 "usb2109,2817"; + 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 "usb2109,817"; + 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 2.52.0