From nobody Mon Feb 9 05:40:46 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 --- 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