From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH v6 8/8] mfd: Add support for Intel Sunrisepoint LPSS devices Date: Thu, 30 Jul 2015 01:30:48 +0200 Message-ID: <5162784.iHqgML8p9o@vostro.rjw.lan> References: <1438009443-55317-1-git-send-email-andriy.shevchenko@linux.intel.com> <1438009443-55317-9-git-send-email-andriy.shevchenko@linux.intel.com> <20150729224434.642.39803@quantum> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from v094114.home.net.pl ([79.96.170.134]:42612 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752911AbbG2XDv (ORCPT ); Wed, 29 Jul 2015 19:03:51 -0400 In-Reply-To: <20150729224434.642.39803@quantum> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Michael Turquette Cc: Andy Shevchenko , linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, Greg Kroah-Hartman , Vinod Koul , Lee Jones , Mika Westerberg , linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, Heikki Krogerus , Jarkko Nikula , "Wysocki, Rafael J" , sboyd@codeaurora.org On Wednesday, July 29, 2015 03:44:34 PM Michael Turquette wrote: > Hi Andy, [cut] > Do ACPI tables encode any meaningful data about clock signals? I gave > some advice on this topic a couple of years ago to folks hacking on ACPI > stuff in Linux, but I haven't kept up with the topic. > > By comparison, most ARM-based platforms use Devicetree to link up a > clock provider to a clock consumer. I do not think similar > infrastructure exists yet for ACPI-based designs, but I wonder if the > clock data exists in newer ACPI tables to at least make it possible? No, it doesn't. Thanks, Rafael