From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-op-o15.zoho.com (sender4-op-o15.zoho.com [136.143.188.15]) (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 7699718AFD; Thu, 12 Feb 2026 11:24:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.15 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770895490; cv=pass; b=RxSOrxOGsIEMt6CXT2VPU0KtOxbjQvIWWLZAytJh+qEkuqBZdcpKGTlhhFv90WVuRHecGZYd2vPaMDybkxAb38VvAOI4D1SvpvsCmYV8jRXVe9+qYzO3mjKESTaeuwjX0uFOohhHUOMHaGW54rrSWKDp8S+MLA89qEVi8NWznv0= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770895490; c=relaxed/simple; bh=aF3qO+3sk8KCbgBGOu+WadDm4gK00VEQqM6dxzce1CQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=KWJQz9xIrYC036/vUUoTy/DDWm1ZuXlRfIFBwMe3EMAkvtclThiKySc8PVipqhzq/TtjYSmI/J4ugpYZGiv5U6eqx5ozwYQstTfz6kc+vRJu8WQrRnyprnwQ60NYVNiDdWmogXSc2BSOQ+MEmKseHjV+LQ8tD1A53FdlK3ZpEpg= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ziyao.cc; spf=pass smtp.mailfrom=ziyao.cc; dkim=pass (1024-bit key) header.d=ziyao.cc header.i=me@ziyao.cc header.b=Dnzo+cx4; arc=pass smtp.client-ip=136.143.188.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ziyao.cc Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ziyao.cc Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ziyao.cc header.i=me@ziyao.cc header.b="Dnzo+cx4" ARC-Seal: i=1; a=rsa-sha256; t=1770895450; cv=none; d=zohomail.com; s=zohoarc; b=ciM/MCKewRmR3bpICPa2OinU9RB2ElstD1FLBBLLLfT3Zn1YWeN3dnJ2WJNgbLjboHgBrO8Snftjgj5nas9lAhH8hs2Mw8gWqxsGvW6mrhTcQNpXNlLXGmOHMv/4/cg4Jzv9arFaHRKJPsWxdD2ZvLpEUWlD3OUMmNS8aky+9+M= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1770895450; h=Content-Type:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=aF3qO+3sk8KCbgBGOu+WadDm4gK00VEQqM6dxzce1CQ=; b=Bpznyr1Ce/65abpW4ea9rNZ+n5wf8SPKFQcKbaItC44rTuLXkticjBfXdSnqDhW0arIS4vi0+PdsvxCclLD7hmj7w4J+PfOA8Mt6gGCZ0BPLUdXfY6hAjOVdbYE0vZory1abzWOid2FeZqwzmcvpq2cZuRM7JCgnAOn7LNVIU6M= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=ziyao.cc; spf=pass smtp.mailfrom=me@ziyao.cc; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1770895450; s=zmail; d=ziyao.cc; i=me@ziyao.cc; h=Date:Date:From:From:To:To:Cc:Cc:Subject:Subject:Message-ID:References:MIME-Version:Content-Type:In-Reply-To:Message-Id:Reply-To; bh=aF3qO+3sk8KCbgBGOu+WadDm4gK00VEQqM6dxzce1CQ=; b=Dnzo+cx4JVdOzyJ/jbd+Q2XJX4i+Ojct3KAPLJSuX3Yd9ZSmj4quJVrY0hXpBSA/ jDA6LbuAA2RbV0JfoNxI1JIb4zTBxzHGztYDAeIHKvyUzA6x8V85qY3g8PRhSa89Tpu /P1Lyf3ZlzKzK7b/iL++/uhyBSCxdEgErpo6z4Ak= Received: by mx.zohomail.com with SMTPS id 1770895448118306.0552867056007; Thu, 12 Feb 2026 03:24:08 -0800 (PST) Date: Thu, 12 Feb 2026 11:24:00 +0000 From: Yao Zi To: Yixun Lan , Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ze Huang Cc: Junzhong Pan , linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/3] phy: k1-usb: add disconnect function support Message-ID: References: <20260212-11-k3-usb2-phy-v1-0-43578592405d@kernel.org> <20260212-11-k3-usb2-phy-v1-2-43578592405d@kernel.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260212-11-k3-usb2-phy-v1-2-43578592405d@kernel.org> X-ZohoMailClient: External On Thu, Feb 12, 2026 at 09:38:55AM +0800, Yixun Lan wrote: > A disconnect status BIT of USB2 PHY need to be cleared, otherwise > it will fail to work properly during next connection when devices > connect to roothub directly. This sounds like a bug. Does it affect K1 SoC as well? If so, I think it deserves a Fixes tag and backporting. > Signed-off-by: Yixun Lan Best regards, Yao Zi