From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755765AbcHYFIM (ORCPT ); Thu, 25 Aug 2016 01:08:12 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:47042 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757215AbcHYFIJ (ORCPT ); Thu, 25 Aug 2016 01:08:09 -0400 Date: Wed, 24 Aug 2016 17:52:21 -0700 From: Stephen Boyd To: Jongsung Kim Cc: Michael Turquette , Rob Herring , Maxime Ripard , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chanho Min Subject: Re: [PATCH v2] clk: fixed-factor: add optional dt-binding clock-flags Message-ID: <20160825005221.GK19826@codeaurora.org> References: <20160621005910.GN1521@codeaurora.org> <1466741572-58802-1-git-send-email-neidhard.kim@lge.com> <20160628205518.GF3737@rob-hp-laptop> <146714872010.89261.1969853552594659808@resonance> <5773736D.3060405@lge.com> <20160702002030.GF27880@codeaurora.org> <5779C056.3020209@lge.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <5779C056.3020209@lge.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/04, Jongsung Kim wrote: > On 2016년 07월 02일 09:20, Stephen Boyd wrote: > > Do you actually have an IC on the board that is doing some fixed > > factor calculation? Or is this a clk driver design where we are > > listing out each piece of an SoC's clk controller in DT? > > > The SoC has several PLLs of identical design, and one of them is divided > to half and used for CPUs. The fixed-factor-clock represents the divider. > Ok, so it sounds like we can have the driver that registers the CPU PLL also register the fixed factor clk? I fail to see why we need this from DT in that case. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project