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 399D9C5DF97 for ; Sat, 22 Aug 2026 07:56:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:References:Cc:To:Subject:From:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zT4ZfaeeW+xDfLKh1vH6ykikxBYlIkfGuYnlJdpbz6Q=; b=ooGByREtGNRw/nQFsJZ2Lo+szs 2DZtja1Is5vwdSTbe4S0sahO+K9SlRcSja/ti4QhIijMlfttIy0PI2F0Jfrupcg3yVqo6dEMjSJp3 3xXCPojIsjkMqv5+sexY7Uz+U+FY0Tn/MW82yqpxUyvJYFuVSjrD7O4UfOk/c2kLe7FEUHKlZxPHB 6V9ALrvc/SM6mabaSCHNaz8nN7jI6jgmUlOMuSEiYWTMdISq2OerUoA+z1Gg9fSzkCttw18/oMfld SvE4EEsypH77M/rS4jMaeAaHDwh52WbrwPE3pCAZF4UNR3By5exBXUPHYRXXwfKn1QeltdzxvW58D zcV05FtA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wxgal-0000000EMrJ-3Kb6; Sat, 22 Aug 2026 07:56:39 +0000 Received: from mx.nabladev.com ([178.251.229.89]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wxgaj-0000000EMq5-2MUv for linux-arm-kernel@lists.infradead.org; Sat, 22 Aug 2026 07:56:38 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 188A611C824; Sat, 22 Aug 2026 09:56:30 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1787385391; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:content-language:in-reply-to:references; bh=zT4ZfaeeW+xDfLKh1vH6ykikxBYlIkfGuYnlJdpbz6Q=; b=A//luhdogAjSYjMVwX87YwUv29JcAAwGxvKY2UWLDydr+E4gK62XFHe4re2rrfIasUebo6 XQ4R2bHaiDNiS/Pn/2EPtBcWquGqkB7/8LYYtSbWJmWvR5X/boRRTZ/t5QV9kMeKN/jXjC cFJ6CLNaS0DVAzaBvyojmqhhYTF27IbsOSe+kBw0FWcmKS5XDKxChXz5cA+ab1dKScaDkL tt6QLtLbMjUri8j9w8sLHD8O+bCNIi3svcUPdtMGyZthWTOFHfIeX/jWCgV2hw0Zb9UbNj 4xSX5q2XqMzu8ecYGPO8BILvWm1qA2Z+BMLg7iNKY9oRZJYHJ3tAp2PaGfUuQQ== Message-ID: <225f1704-399d-47d0-8bca-73a27a59bbd4@nabladev.com> Date: Sat, 22 Aug 2026 06:51:43 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Marek Vasut Subject: Re: [PATCH 1/4] dt-bindings: usb: Document ST UCPD To: Fabrice Gasnier , linux-usb@vger.kernel.org Cc: Alexandre Torgue , Conor Dooley , Greg Kroah-Hartman , Heikki Krogerus , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , Sebastian Reichel , devicetree@vger.kernel.org, kernel@dh-electronics.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com References: <20260819163410.119755-1-marex@nabladev.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260822_005637_756459_B743C4B0 X-CRM114-Status: UNSURE ( 8.87 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 8/21/26 6:27 PM, Fabrice Gasnier wrote: > On 8/19/26 18:33, Marek Vasut wrote: >> Document ST UCPD Type-C block. The UCPD integrates the physical >> layer of the Power Delivery (PD), with CC signaling method, for >> operation with Type-C cables. Vbus and Vconn control is performed >> using an external chip, usually ST TCPP01/TCPP02/TCPP03 or similar. > > Hi Marek, All, > > I've sent a series for the complete case. Please check and review here: > https://lore.kernel.org/linux-usb/20260821-ucpd-host-fusb340-v7-2-rfc-v1-0-c5e27cbc0795@foss.st.com/ What is the difference between this driver and the ^ driver ? Why is this driver not covering "the complete case" , what is missing here and not missing there ?