From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6EE8A3BB57; Tue, 3 Feb 2026 23:38:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.20 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770161900; cv=none; b=Au4/RetrcCbPRIzzaFsaoHbx8hq+tdof9LsTwPgHgGetmwUdIDbL3soiKu28QDuewScLdm6S4azcK31iyBK/XrqFmZpnGrca+L7yySJi1YxTBrFTG6MC6DqyI1NaCytZb4IC4bYqk1MrBJWLp5855W4DgK5ps/Npoj+NKPuuLmg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770161900; c=relaxed/simple; bh=VUA7xPz2k2DqTILvSG8MJrzRqVcjkXmJKeKSnbJhE8c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hV4VrIJQyXrwZvv2IMuYKMSe2PdvLjRIaJOYp9Yp8FeFhrqlRt4dsXLJx433deZrpQtO4/G+uNW1/wUbKJmXNxswLxRSVGYLbE44EeZC9M75axYLSjs13mK+fUUToOvaBRyraTtnTIGEbjakR5WIh3TqgionYWiiPPh5SgrBvbo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=X6z5x8DW; arc=none smtp.client-ip=198.175.65.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="X6z5x8DW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770161899; x=1801697899; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=VUA7xPz2k2DqTILvSG8MJrzRqVcjkXmJKeKSnbJhE8c=; b=X6z5x8DWHLzXx1XJgClbbrMkU/v8MvPcXrdLcqVnA8jrUzFy88NoVN6f ZnXp+2ELsv+gc0Qp+UzmDWC8K8nUKavOezElpVYfkRJ2qNDheYBN49yix X0VtbqWKKXGuBWmRkI956WOjmTFJdNyFYLaClWqLaM2/PG2ncUh7VKzJ3 FOOgroMrbW7JmpeaFEiy61u5AdPNjkqRG6U3KyGThvnYhuCa905SxSeGf j+UpY/D3U560hVMw72He2DdPoD4e7nvc8YA2vqwaz27ff+T/J0s6ufjfM 7VPx21Wt4wb093Hra634aibSGWJ9KgZpptPuVy813fc34PfuiWntxxnMU Q==; X-CSE-ConnectionGUID: shIJ1ZgMQaaU4gjuhmKZYw== X-CSE-MsgGUID: xR/1IfmqT1GE+B41Tk0MTA== X-IronPort-AV: E=McAfee;i="6800,10657,11691"; a="71065833" X-IronPort-AV: E=Sophos;i="6.21,271,1763452800"; d="scan'208";a="71065833" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2026 15:38:19 -0800 X-CSE-ConnectionGUID: u2/E/qW7S8KctZQwAD6OFA== X-CSE-MsgGUID: Gj/xUhl9RSSVJf+5vGhJUw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,271,1763452800"; d="scan'208";a="209100278" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO localhost) ([10.245.245.99]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2026 15:38:17 -0800 Date: Wed, 4 Feb 2026 01:38:14 +0200 From: Andy Shevchenko To: Abdurrahman Hussain Cc: Michal Simek , Andi Shyti , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v9 7/7] i2c: xiic: skip input clock setup on non-OF systems Message-ID: References: <20260202-i2c-xiic-v9-0-ce4695f5267d@nexthop.ai> <20260202-i2c-xiic-v9-7-ce4695f5267d@nexthop.ai> <9F7815FA-80D8-4C96-B61F-5CA6CB405F7A@nexthop.ai> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <9F7815FA-80D8-4C96-B61F-5CA6CB405F7A@nexthop.ai> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Tue, Feb 03, 2026 at 10:38:51AM -0800, Abdurrahman Hussain wrote: > > On Feb 3, 2026, at 7:46 AM, Andy Shevchenko wrote: > > On Mon, Feb 02, 2026 at 08:37:24PM +0000, Abdurrahman Hussain via B4 Relay wrote: > >> Currently Linux does not implement ACPI ClockInput to describe clock > > > > ClockInput() resource > > > >> resources, unlike DT. However the xiic driver is happy if something > >> magically enables the clock before the driver probes, and does not > >> turn it off again. The clock should always be considered optional for > >> ACPI. > > I just used the wording provided earlier by Andrew verbatim. But can change > to the following if you insist: I do not alter the wording, I correct the mention of the respective resource. And yes, I insist. -- With Best Regards, Andy Shevchenko