Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932586Ab3GWNX3 (ORCPT ); Tue, 23 Jul 2013 09:23:29 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:38246 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932442Ab3GWNX2 (ORCPT ); Tue, 23 Jul 2013 09:23:28 -0400 Date: Tue, 23 Jul 2013 14:23:14 +0100 From: Russell King - ARM Linux To: Mark Brown Cc: Jean-Francois Moine , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Rob Herring , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, devicetree-discuss@vger.kernel.org Subject: Re: [PATCH] ARM: kirkwood: extend the kirkwood pcm/dma driver for DT usage Message-ID: <20130723132314.GU24642@n2100.arm.linux.org.uk> References: <20130723104641.6ee0b9ec@armhf> <20130723125756.GZ9858@sirena.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130723125756.GZ9858@sirena.org.uk> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 860 Lines: 23 On Tue, Jul 23, 2013 at 01:57:56PM +0100, Mark Brown wrote: > On Tue, Jul 23, 2013 at 10:46:41AM +0200, Jean-Francois Moine wrote: > > > +- compatible: "marvell,mvebu-pcm-audio" > > + > > +Example: > > + > > +pcm: pcm { > > + compatible = "marvell,mvebu-pcm-audio"; > > +}; > > This device has no registers or other hardware - this looks like a stub > device which shouldn't be visible in DT but should instead be created by > the I2S driver - look at how most of the other DT platforms using > dmaengine work. There is no separate DMA engine on this platform. dmaengine is totally irrelevant to this hardware. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/