From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH 2/5] spi: pl022: use generic DMA slave configuration if possible Date: Tue, 29 Jan 2013 10:41:15 +0800 Message-ID: <20130129024111.GF4748@opensource.wolfsonmicro.com> References: <1359395857-1235-1-git-send-email-arnd@arndb.de> <1359410300-26113-1-git-send-email-arnd@arndb.de> <1359410300-26113-3-git-send-email-arnd@arndb.de> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============4709867372452733740==" Cc: Vinod Koul , Viresh Kumar , devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Andy Shevchenko , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Arnd Bergmann Return-path: In-Reply-To: <1359410300-26113-3-git-send-email-arnd-r2nGTMty4D4@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: "devicetree-discuss" List-Id: linux-spi.vger.kernel.org --===============4709867372452733740== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="7cm2iqirTL37Ot+N" Content-Disposition: inline --7cm2iqirTL37Ot+N Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jan 28, 2013 at 09:58:17PM +0000, Arnd Bergmann wrote: > With the new OF DMA binding, it is possible to completely avoid the > need for platform_data for configuring a DMA channel. In cases where the > platform has already been converted, calling dma_request_slave_channel > should get all the necessary information from the device tree. >=20 > Like the patch that converts the dw_dma controller, this is completely > untested and is looking for someone to try it out. Acked-by: Mark Brown I've no ability to test this but it looks good from a code point of view. --7cm2iqirTL37Ot+N Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJRBza0AAoJELSic+t+oim9BOAP/2Ie5gEDao+LZi7KmPWr6Mgz 5X8l+O5ymljUGOVACCYboQvDjBxAAu2egAxHL+vHEgvrX6NC1m515a6LjLabASCu /0I/oJpToRQvhYIbWaW76E/w4NG8Fj2Pfx/y7fUfe9QvKOX0nGzo29aqjPthDuGC 9JJlEZMENp1CNxhcJLi8RXjSp3qvB3z9nCeoapwE/Xmp6iIXaRxPpY3u7NC0gG9l 2/GYYRhBoaiNpiRIWsEFCdbXjSe6eTmkaiNAWRLvo44aVUFdAD8Nm/UZUpBABgRS Kiwcgm3qqlYg4mPsoh7VFS8jtAyO2uJFCAy+uuLGVjeo0jeuju09Dlr2OAIGYrSI L1iUn14JTNjwZlhpCjDXe6BSiKploY6FAgqCcv3ode2yTrcfoYkZeEe9bmoRdOxS THN/7sFozAXGPhFg0EL+Dzv8P+gcDQNXpGDIhXpLiAf5fe9v4INxr9p7KazSMXuJ KDzf/6txL54iYjBULDErqaz1huyxHMSRFklMc0wgotNp+WfcpxTri/FLsavBtUSj NHqdswDeP1ct/xiIRRdU6OvwWQHtJIvrjDmLPvlThpnLJUB0SSZFLOK8H6f1uYUV PbjgjhzQz4ufqwtFv5bBgMIBGLyq9H2XSPZjNRzLUsSB5Mi/hA9iW832TaykVN9d 2iFCfweXP2DvCDyGatD6 =0in+ -----END PGP SIGNATURE----- --7cm2iqirTL37Ot+N-- --===============4709867372452733740== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ devicetree-discuss mailing list devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org https://lists.ozlabs.org/listinfo/devicetree-discuss --===============4709867372452733740==--