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Mon, 03 Feb 2025 03:47:30 -0800 (PST) Received: from eichest-laptop ([2a02:168:af72:0:5eb2:36d4:b5a0:d5a]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-438e245f5a5sm155190465e9.40.2025.02.03.03.47.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Feb 2025 03:47:30 -0800 (PST) Date: Mon, 3 Feb 2025 12:47:28 +0100 From: Stefan Eichenberger To: Francesco Dolcini Cc: Xu Yang , ritesh.kumar@toradex.com, linux-usb@vger.kernel.org, Peter Chen , Alan Stern , Greg Kroah-Hartman , linux-kernel@vger.kernel.org Subject: Re: USB EHCI chipidea regression on NXP i.MX7 Message-ID: References: <20250108093101.GA22448@francesco-nb> <20250109073500.45gge4abb4h6mmay@hippo> <20250110065101.qxajjnu3fek4mmty@hippo> Precedence: bulk X-Mailing-List: linux-usb@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: Hi everyone, On Fri, Jan 10, 2025 at 09:16:18AM +0100, Francesco Dolcini wrote: > Hello, > > On Fri, Jan 10, 2025 at 02:51:01PM +0800, Xu Yang wrote: > > On Thu, Jan 09, 2025 at 10:20:20AM +0100, Francesco Dolcini wrote: > > > On Thu, Jan 09, 2025 at 03:35:00PM +0800, Xu Yang wrote: > > > > > If the USB port is connected to a USB HUB, and a device is connected at > > > > > boot time to such a hub, the following errors are printed and the USB > > > > > port is not functional. > > > > > > > > Does this happen 100%? > > > > I tried many time on i.MX7ULP-EVK board, but I can't reproduce this issue. > > > > > > The issue happens with i.MX7D. > > > > Then I think this issue is not related to that commit. > > I also tried on i.MX7D, but I still can't reproduce it. > > > > Please firstly confirm few questions in last mail. > > Thanks Xu Yang for trying this out. > > Ritesh: can you help here? We did some more tests on our (Toradex) side and the issue is not related to the mentioned commit. We sent a first patch which tries to address the issue: https://lore.kernel.org/all/20250203105840.17539-1-eichest@gmail.com/ Sorry for the false alert. Regards, Stefan