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 B7FBDEE3691 for ; Thu, 12 Feb 2026 14:43:39 +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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ONeIzEIhWCL+7rb/y5OKP9iI2YX4ZS0tVHqUWwB7k0U=; b=26cfumg1Bdpc3a CrClZdCgc/3aPnFtjhxBLaXbfVi8/u7fVgubGjwDL6jEAEj6mBK9+yxMaYYwu1/nzz0ZfQLq9H/S7 IVAmxCyq6kGiLooI7NK4/7gMSp9k07vTmgacg+aNqop4lCl4tn0y28T1g/GrtHQwdrwXHsWKQSBBq p+AbtFGRzHrD6d4PZHkpIHMgShjorQbVNWqA9X+F2BZYGKMi6s+vuKglfKFIKoBe0ccL1UczP2sF7 T9SwjCSQf7Oc4id+9jffpQclN1QLcjZNKDgL+Tr/uBlryPSOER25yechCyeic+xhVPkSn++zKovOd Lg3dk6MZsmaX+wEur0Eg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vqXut-00000002DFJ-1XL6; Thu, 12 Feb 2026 14:43:39 +0000 Received: from smtp.gentoo.org ([2001:470:ea4a:1:5054:ff:fec7:86e4]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vqXur-00000002DEv-1GH0; Thu, 12 Feb 2026 14:43:38 +0000 Received: from localhost (unknown [116.232.48.232]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id 4DB58342445; Thu, 12 Feb 2026 14:43:34 +0000 (UTC) Date: Thu, 12 Feb 2026 22:43:25 +0800 From: Yixun Lan To: Yao Zi Cc: Yixun Lan , Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ze Huang , 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: <20260212144325-GYA164498@gentoo.org> References: <20260212-11-k3-usb2-phy-v1-0-43578592405d@kernel.org> <20260212-11-k3-usb2-phy-v1-2-43578592405d@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260212_064337_395135_E34E83EC X-CRM114-Status: GOOD ( 10.15 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Hi Yao, On 11:24 Thu 12 Feb , Yao Zi wrote: > 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. > yes, but I haven't checked if it will affect real case since the problem exist with devices connected to roothub directly only.. anyway, I think it deserves to add a Fixes tag, so will do in next version -- Yixun Lan (dlan) -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy