From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH 04/11] MFD: twl4030-audio: Add DT support Date: Sun, 12 Aug 2012 19:50:12 +0100 Message-ID: <20120812185012.GB10627@opensource.wolfsonmicro.com> References: <20120808131356.GS16861@opensource.wolfsonmicro.com> <50226CF4.1010202@ti.com> <20120808135253.GC16861@opensource.wolfsonmicro.com> <502274DA.9020204@ti.com> <20120808141849.GA24328@opensource.wolfsonmicro.com> <50227837.10400@ti.com> <20120808144933.GC24328@opensource.wolfsonmicro.com> <50238E8A.5030902@ti.com> <20120809103600.GI24328@opensource.wolfsonmicro.com> <5023C0D6.8040600@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from opensource.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id 995AE26521F for ; Sun, 12 Aug 2012 20:20:27 +0200 (CEST) Content-Disposition: inline In-Reply-To: <5023C0D6.8040600@ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Peter Ujfalusi Cc: alsa-devel@alsa-project.org, Samuel Ortiz , Tony Lindgren , Dmitry Torokhov , devicetree-discuss@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, linux-omap@vger.kernel.org, Liam Girdwood , linux-arm-kernel@lists.infradead.org, Benoit Cousson List-Id: alsa-devel@alsa-project.org On Thu, Aug 09, 2012 at 04:53:26PM +0300, Peter Ujfalusi wrote: > On 08/09/2012 01:36 PM, Mark Brown wrote: > > Is there any actual case where an external mute is supplied via a > > mechanism other than a GPIO, and if there is would it not either need > > its own DT property or already need to interact with the driver from > > code, making the DT property redundant? > Not with my knowledge. The only board using it is the zoom2 upstream. I know > other boards (not in upstream) which either uses the internal mute or GPIO. OK, so we can probably only support GPIO for now then worry about other external mutes when there's something to work with. From mboxrd@z Thu Jan 1 00:00:00 1970 From: broonie@opensource.wolfsonmicro.com (Mark Brown) Date: Sun, 12 Aug 2012 19:50:12 +0100 Subject: [PATCH 04/11] MFD: twl4030-audio: Add DT support In-Reply-To: <5023C0D6.8040600@ti.com> References: <20120808131356.GS16861@opensource.wolfsonmicro.com> <50226CF4.1010202@ti.com> <20120808135253.GC16861@opensource.wolfsonmicro.com> <502274DA.9020204@ti.com> <20120808141849.GA24328@opensource.wolfsonmicro.com> <50227837.10400@ti.com> <20120808144933.GC24328@opensource.wolfsonmicro.com> <50238E8A.5030902@ti.com> <20120809103600.GI24328@opensource.wolfsonmicro.com> <5023C0D6.8040600@ti.com> Message-ID: <20120812185012.GB10627@opensource.wolfsonmicro.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Aug 09, 2012 at 04:53:26PM +0300, Peter Ujfalusi wrote: > On 08/09/2012 01:36 PM, Mark Brown wrote: > > Is there any actual case where an external mute is supplied via a > > mechanism other than a GPIO, and if there is would it not either need > > its own DT property or already need to interact with the driver from > > code, making the DT property redundant? > Not with my knowledge. The only board using it is the zoom2 upstream. I know > other boards (not in upstream) which either uses the internal mute or GPIO. OK, so we can probably only support GPIO for now then worry about other external mutes when there's something to work with. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752478Ab2HLSuR (ORCPT ); Sun, 12 Aug 2012 14:50:17 -0400 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:33149 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750848Ab2HLSuO (ORCPT ); Sun, 12 Aug 2012 14:50:14 -0400 Date: Sun, 12 Aug 2012 19:50:12 +0100 From: Mark Brown To: Peter Ujfalusi Cc: Samuel Ortiz , Liam Girdwood , Tony Lindgren , Dmitry Torokhov , alsa-devel@alsa-project.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree-discuss@lists.ozlabs.org, Benoit Cousson Subject: Re: [PATCH 04/11] MFD: twl4030-audio: Add DT support Message-ID: <20120812185012.GB10627@opensource.wolfsonmicro.com> References: <20120808131356.GS16861@opensource.wolfsonmicro.com> <50226CF4.1010202@ti.com> <20120808135253.GC16861@opensource.wolfsonmicro.com> <502274DA.9020204@ti.com> <20120808141849.GA24328@opensource.wolfsonmicro.com> <50227837.10400@ti.com> <20120808144933.GC24328@opensource.wolfsonmicro.com> <50238E8A.5030902@ti.com> <20120809103600.GI24328@opensource.wolfsonmicro.com> <5023C0D6.8040600@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5023C0D6.8040600@ti.com> X-Cookie: Beware of Bigfoot! 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 Thu, Aug 09, 2012 at 04:53:26PM +0300, Peter Ujfalusi wrote: > On 08/09/2012 01:36 PM, Mark Brown wrote: > > Is there any actual case where an external mute is supplied via a > > mechanism other than a GPIO, and if there is would it not either need > > its own DT property or already need to interact with the driver from > > code, making the DT property redundant? > Not with my knowledge. The only board using it is the zoom2 upstream. I know > other boards (not in upstream) which either uses the internal mute or GPIO. OK, so we can probably only support GPIO for now then worry about other external mutes when there's something to work with.