From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.239]) by ozlabs.org (Postfix) with ESMTP id 53F09DE0E2 for ; Tue, 15 Jul 2008 02:27:45 +1000 (EST) Received: by wr-out-0506.google.com with SMTP id c48so3439182wra.1 for ; Mon, 14 Jul 2008 09:27:43 -0700 (PDT) Message-ID: Date: Mon, 14 Jul 2008 10:27:43 -0600 From: "Grant Likely" Sender: glikely@secretlab.ca To: "Timur Tabi" Subject: Re: [alsa-devel] [PATCH v2 1/3] ALSA SoC: Add OpenFirmware helper for matching bus and codec drivers In-Reply-To: <487B7B71.9060606@freescale.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 References: <20080712083929.15025.47682.stgit@trillian.secretlab.ca> <20080714134930.GC25448@sirena.org.uk> <9e4733910807140713r5739efedw81e65632006d101d@mail.gmail.com> <20080714150527.GD25448@sirena.org.uk> <487B7B71.9060606@freescale.com> Cc: linuxppc-dev@ozlabs.org, alsa-devel@alsa-project.org, liam.girdwood@wolfsonmicro.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, Jul 14, 2008 at 10:14 AM, Timur Tabi wrote: > Mark Brown wrote: > >>> The PowerPC side isn't without fault too. PowerPC still doesn't have a >>> good way to load the fabric/machine driver. >> >> I'm finding it difficult to square these two statements - from an ASoC >> point of view the main thing this patch is doing is adding a machine >> driver and that's not something that's going to go away. > > Jon's concern is that there is no straightforward way to build a kernel with > multiple fabric drivers and have the right one chosen via the device tree. This > is just a limitation of the device tree model, and no one has come up with a > good solution yet. > > The problem still exists in ASoC V2. However, it's not anything that ASoC > itself needs to be concerned with. It's purely a PowerPC problem. It's purely an *OF Device Tree* problem. PowerPC isn't the only platform using the device tree. :-) g. -- Grant Likely, B.Sc., P.Eng. Secret Lab Technologies Ltd.