Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752149AbbBWIox (ORCPT ); Mon, 23 Feb 2015 03:44:53 -0500 Received: from mail-we0-f177.google.com ([74.125.82.177]:46005 "EHLO mail-we0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750903AbbBWIow (ORCPT ); Mon, 23 Feb 2015 03:44:52 -0500 MIME-Version: 1.0 In-Reply-To: <20150221143528.GU6236@finisterre.sirena.org.uk> References: <1423742848-15369-1-git-send-email-a.bouin@gmail.com> <1423742848-15369-3-git-send-email-a.bouin@gmail.com> <20150221143528.GU6236@finisterre.sirena.org.uk> Date: Mon, 23 Feb 2015 09:44:50 +0100 Message-ID: Subject: Re: [PATCH 3/4] spi: imx: Chose DMA bits per word transfered From: =?UTF-8?Q?aur=C3=A9lien_bouin?= To: Mark Brown Cc: Fabio Estevam , linux-spi , linux-kernel@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 867 Lines: 16 At the moment there is no possibility to change the dma bits per word use ... It is an easy way to be able to do so. Feel free to propose something better 2015-02-21 15:35 GMT+01:00 Mark Brown : > On Thu, Feb 12, 2015 at 01:07:27PM +0100, Aurelien BOUIN wrote: >> This patch enable to give a parameter to device tree to set the number of bits per word the DMA uses in transfer >> In device tree you can specify fsl,spi-dma-bits-per-word = <16>; in the ecspi section > > Why would this be a DT property? It seems like something the driver > ought to be able to figure out automatically if it matters. -- 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/