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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h6-20020a05640250c600b0043a25094b50si10836159edb.552.2022.07.11.03.26.12; Mon, 11 Jul 2022 03:26:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=XbfSfqC0; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=collabora.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231911AbiGKKSN (ORCPT + 99 others); Mon, 11 Jul 2022 06:18:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231352AbiGKKRk (ORCPT ); Mon, 11 Jul 2022 06:17:40 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C27FC3AC8; Mon, 11 Jul 2022 02:35:40 -0700 (PDT) Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 80BD9660198A; Mon, 11 Jul 2022 10:35:38 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1657532139; bh=/pQoU97yz4hZOWkwVcb+ZiFvDCPudO0glpdakIglu9E=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=XbfSfqC0d0/CMCSy7PwUC1BrVijSWccHQPgI3Y1V8LRbLeDl/OQqQX9CSfEyeFQ7R cBjNSizYFLsaWfhZwHFxuSZvKl8h1AVRnryTXxkgQ5H2DBwnyG6vM0W9L3EQnrspjC SGYnFpmSBVfaQ/Uw30Rwm1A+eibVa0GE5befebxfFpi+QPbyZjpbSY09LtVoFjqYLx MoVdNQc6leAw68bgo1aFgWd5gU3bz2dM4vwaHjyO10XXyFFX4LyUEtTMQ737TC+D0J hVIuzRXAvi8j1HG/wr6k8vhSS5bcR5Xb/IaKa3OVPWtYCoueU8Mu0SgHQ1OgZl/tHo 7EQVKKZjJ6myg== Message-ID: Date: Mon, 11 Jul 2022 11:35:35 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH] Revert "dt-bindings: usb: mtk-xhci: Make all clocks required" Content-Language: en-US To: =?UTF-8?B?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= , Greg Kroah-Hartman Cc: kernel@collabora.com, Chunfeng Yun , Krzysztof Kozlowski , Matthias Brugger , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-usb@vger.kernel.org References: <20220708192605.43351-1-nfraprado@collabora.com> From: AngeloGioacchino Del Regno In-Reply-To: <20220708192605.43351-1-nfraprado@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 08/07/22 21:26, NĂ­colas F. R. A. Prado ha scritto: > This reverts commit ebc4969ae125e65fdb563f66f4bfa7aec95f7eb4. That > commit was supposed to make the binding better reflect the MediaTek XHCI > hardware block by requiring all clocks to be present. But doing that > also causes too much noise in the devicetrees, since it requires > updating old MediaTek DTs to add clock handles for the fixed clocks, and > going forward every new clock added to the binding would require even > more updates. > > The commit also didn't update the example to match the changes, causing > additional warnings. > > Instead let's keep the clocks optional so that old devicetrees can keep > omitting the fixed clocks, and we'll just add the clocks as required on > new DTs. > > Signed-off-by: NĂ­colas F. R. A. Prado > Reviewed-by: Chunfeng Yun Reviewed-by: AngeloGioacchino Del Regno