From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Cochran Subject: Re: [PATCH v1 4/4] ARM: Documentation: Update fec dts binding doc Date: Thu, 9 Oct 2014 08:52:57 +0200 Message-ID: <20141009065257.GA4042@localhost.localdomain> References: <1411632621-17429-1-git-send-email-b45643@freescale.com> <1411632621-17429-5-git-send-email-b45643@freescale.com> <20140925144350.GC21453@netboy> <20141001035900.GA4544@netboy> <39bcecf4ec1a4862bc7316dc845a535c@BY2PR03MB441.namprd03.prod.outlook.com> <20141008080603.GA4648@netboy> <20141008101309.GA15020@netboy> <482a8065ead14cb5afab87c7934d8031@BY2PR03MB441.namprd03.prod.outlook.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "davem@davemloft.net" , "netdev@vger.kernel.org" , "shawn.guo@linaro.org" , "bhutchings@solarflare.com" , "Fabio.Estevam@freescale.com" , "fugang.duan@freescale.com" , "Frank.Li@freescale.com" , "stephen@networkplumber.org" To: "luwei.zhou@freescale.com" Return-path: Received: from mail-wi0-f177.google.com ([209.85.212.177]:52450 "EHLO mail-wi0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750815AbaJIGxD (ORCPT ); Thu, 9 Oct 2014 02:53:03 -0400 Received: by mail-wi0-f177.google.com with SMTP id fb4so846756wid.4 for ; Wed, 08 Oct 2014 23:53:01 -0700 (PDT) Content-Disposition: inline In-Reply-To: <482a8065ead14cb5afab87c7934d8031@BY2PR03MB441.namprd03.prod.outlook.com> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, Oct 09, 2014 at 02:19:07AM +0000, luwei.zhou@freescale.com wrote: > Since there are 4 channels in the PTP timer IP and none of 4 channels > Is now used by now. We can use hardcode to define the default PPS output channel not DT such as > "#define PPS_COUTPUT_CHANNEL FEC_TIMER_CHANNEL0". I prefer this to a random new DT property, but how can you be sure that nothing else in the kernel is using FEC_TIMER_CHANNELx? Thanks, Richard