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 983B6C38A02 for ; Sat, 29 Oct 2022 00:53:24 +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=sngjPZ4p+0eiRHsq78kfMZl2LavkIQjNL6RusiFa4sg=; b=u3eR1cRv5E+70b xUSfi+y8sIEkoraiEZm6qQw9k1Ug59ePwYDWMq5L6x+qT7f/F09n+hbwEHqGIvk6kHannFvtfxeEY 9tfRu4IsG1YuLaXeqVr1dd+nCGjsqIB8cW1IllpGP0HuEd7oCX1JCoy9H1I09r2ZIGko1xrLD7CeT 5CWg2dshnsalNU3YSTclSV8+kYVorknVbY+4QeT0B0i1L7q8yC8n+BwSQTQ/A/T4vKEUMtzCmOWD+ 7DVAU0XRazwt8KunsOrb8Jeni85Hff1RQ64mvqEdD/qMWj/asE0JQlTFL0M7pEyuhPPPcw01W2IA/ pZvKapxwlJjvye7wdBrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ooa5M-003UnF-DD; Sat, 29 Oct 2022 00:52:28 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ooa5J-003Um8-L4 for linux-arm-kernel@lists.infradead.org; Sat, 29 Oct 2022 00:52:26 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id EF87D62B0E; Sat, 29 Oct 2022 00:52:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C799C433C1; Sat, 29 Oct 2022 00:52:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667004741; bh=w3Ahm5BfD11/31TVPaSgvYLRoMlR3M6140EKol6e4oc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ODWwzxbanRcS5VU2IPTHlM5/ag61REngXMQX2YMvBpfU8MuqnsGCcDnnh4jny8B4x XUWo0riWzJmOoC5YABQe2GPb+A8dUiQyaXE9IVkXI9Dep+B+15TvCnL6TGQ4ps2Dt1 XP2D1DlRYlpyw/msqAbRxjL+Wbd9FUnQlwTjLreos1oloo7dlKgeSNLDjKs2zt7xsJ 8Kl8PBqUk8TknBHvao0YxP3aQGDH6x5/yIJiCcowrw/Hgf+qo83iAson1MokB+c2Le a7z/F6bZCu3MTKgASgXGclyzYC/IRh6F5jtrcmX5ta5sTEVpxCnfAF8UAFtmGqFLPj 26aKQs0ttJrBg== Date: Sat, 29 Oct 2022 08:52:13 +0800 From: Shawn Guo To: Alexander Stein Cc: Rob Herring , Krzysztof Kozlowski , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: Re: [PATCH 1/1] arm64: dts: imx8mm-tqma8mqml-mba8mx: Fix USB DR Message-ID: <20221029005213.GD125525@dragon> References: <20220926112622.2912885-1-alexander.stein@ew.tq-group.com> <20221024013123.GV125525@dragon> <5614294.DvuYhMxLoT@steina-w> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5614294.DvuYhMxLoT@steina-w> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221028_175225_767229_11D58D63 X-CRM114-Status: GOOD ( 18.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Oct 24, 2022 at 10:15:28AM +0200, Alexander Stein wrote: > Hello Shawn, > > Am Montag, 24. Oktober 2022, 03:31:23 CEST schrieb Shawn Guo: > > On Mon, Sep 26, 2022 at 01:26:22PM +0200, Alexander Stein wrote: > > > extcon does not work somehow, so switch to usb-role-switch instead. > > > > So extcon was added without testing? > > It had been tested, but apparently only the USB Host case :( extcon itself > does work and detects ID pin correctly. Cable states switch when a USB device > (mass storage) is attached and removed, thus mass storage is detect and > usable. > But unfortunately this is not the case for USB device using g_serial udc > driver. IMHO this seems to be a problem within chipidea usb driver. > Using usb-role-switch instead, both USB host and USB device do work. Thanks for the clarification! Could you improve the commit log a bit with these information? Shawn _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel